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Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, "net_steady_DC_gain_J": 28074.562882907834, "gain_fraction": 0.21610209722822815, "cases": [ { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 680.7034888213291, "heat_into_nitrogen_J": 645934.1833774324, "turbine_shaft_J": 135356.75554389274, "generator_DC_J": 121821.07998950347, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 106037.15674462916, "gas_exit_temperature_K": 131.13327616455555, "boiler_required_UA_W_K": 56.5066890533333, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 500.2772519539785, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1849736.2425812613, "retained_exit_N2_availability_J": 154463.37738157553, "exergy_destroyed_with_ambient_loss_rejection_J": 1589235.7084550567, "net_DC_over_resource_availability_used": 0.057325555018945255, "turbine_entropy_generation_J_K": 496.236469650039, "total_entropy_generation_J_K": 5421.237279396416, "exergy_entropy_identity_residual_J": -2.561137080192566e-09, "complete_steady_first_law_residual_J": 1.949956640601158e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. 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Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 683.1897099838382, "heat_into_nitrogen_J": 645934.1833774324, "turbine_shaft_J": 135356.75554389274, "generator_DC_J": 121821.07998950347, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 14875.714119294324, "gas_exit_temperature_K": 131.13327616455555, "boiler_required_UA_W_K": 56.26143389360168, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 502.7634731164876, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1802959.9900302636, "retained_exit_N2_availability_J": 154463.37738157553, "exergy_destroyed_with_ambient_loss_rejection_J": 1633620.8985293936, "net_DC_over_resource_availability_used": 0.00825071782044627, "turbine_entropy_generation_J_K": 496.236469650039, "total_entropy_generation_J_K": 5572.645057238253, "exergy_entropy_identity_residual_J": 0.0, "complete_steady_first_law_residual_J": 3.92901711165905e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. 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Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 678.1648560343153, "heat_into_nitrogen_J": 729709.0653488855, "turbine_shaft_J": 156743.02457240864, "generator_DC_J": 141068.7221151678, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 125284.79887029348, "gas_exit_temperature_K": 160.85576253550718, "boiler_required_UA_W_K": 56.75933570146972, "reheater_required_UA_W_K": 8.076786048367051, "minimum_boiler_pinch_K": 497.7386191669648, "minimum_reheat_pinch_K": 500.2772519539707, "resource_availability_used_J": 1897365.4076933926, "retained_exit_N2_availability_J": 91130.90242420294, "exergy_destroyed_with_ambient_loss_rejection_J": 1680949.7063988962, "net_DC_over_resource_availability_used": 0.06603092812923206, "turbine_entropy_generation_J_K": 440.2050542305533, "total_entropy_generation_J_K": 5734.094171580749, "exergy_entropy_identity_residual_J": -4.656612873077393e-10, "complete_steady_first_law_residual_J": 1.775333657860756e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 678.4419060388653, "heat_into_nitrogen_J": 729709.0653488855, "turbine_shaft_J": 156743.02457240864, "generator_DC_J": 141068.7221151678, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 115126.29870345944, "gas_exit_temperature_K": 160.85576253550718, "boiler_required_UA_W_K": 56.731653452298374, "reheater_required_UA_W_K": 8.072471810288459, "minimum_boiler_pinch_K": 498.0156691715148, "minimum_reheat_pinch_K": 500.5543019585207, "resource_availability_used_J": 1892174.0395266535, "retained_exit_N2_availability_J": 91130.90242420294, "exergy_destroyed_with_ambient_loss_rejection_J": 1685916.8383989912, "net_DC_over_resource_availability_used": 0.06084339828077308, "turbine_entropy_generation_J_K": 440.2050542305533, "total_entropy_generation_J_K": 5751.038166123115, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": 1.3096723705530167e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 679.2718478092711, "heat_into_nitrogen_J": 729709.0653488855, "turbine_shaft_J": 156743.02457240864, "generator_DC_J": 141068.7221151678, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 84695.10045524928, "gas_exit_temperature_K": 160.85576253550718, "boiler_required_UA_W_K": 56.64888916534873, "reheater_required_UA_W_K": 8.059575461727523, "minimum_boiler_pinch_K": 498.84561094192054, "minimum_reheat_pinch_K": 501.38424372892644, "resource_availability_used_J": 1876612.925611917, "retained_exit_N2_availability_J": 91130.90242420294, "exergy_destroyed_with_ambient_loss_rejection_J": 1700786.9227324647, "net_DC_over_resource_availability_used": 0.04513189656712628, "turbine_entropy_generation_J_K": 440.2050542305533, "total_entropy_generation_J_K": 5801.763338674631, "exergy_entropy_identity_residual_J": -3.259629011154175e-09, "complete_steady_first_law_residual_J": 1.979060471057892e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. 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Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 200.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 683.3946625168743, "heat_into_nitrogen_J": 729709.0653488855, "turbine_shaft_J": 156743.02457240864, "generator_DC_J": 141068.7221151678, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": -66474.77215686941, "gas_exit_temperature_K": 160.85576253550718, "boiler_required_UA_W_K": 56.24131136196823, "reheater_required_UA_W_K": 7.996117829760585, "minimum_boiler_pinch_K": 502.96842564952374, "minimum_reheat_pinch_K": 505.50705843652963, "resource_availability_used_J": 1799098.244197852, "retained_exit_N2_availability_J": 91130.90242420294, "exergy_destroyed_with_ambient_loss_rejection_J": 1774442.1139305183, "net_DC_over_resource_availability_used": -0.03694893948746414, "turbine_entropy_generation_J_K": 440.2050542305533, "total_entropy_generation_J_K": 6053.017615318162, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": 7.639755494892597e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 677.4511014816288, "heat_into_nitrogen_J": 753262.9655875411, "turbine_shaft_J": 171441.21352036428, "generator_DC_J": 154297.09216832786, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 138513.16892345354, "gas_exit_temperature_K": 165.086366583511, "boiler_required_UA_W_K": 68.16817406806811, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 450.27725195397846, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1910732.3129284373, "retained_exit_N2_availability_J": 84056.17587164103, "exergy_destroyed_with_ambient_loss_rejection_J": 1688162.968133343, "net_DC_over_resource_availability_used": 0.07249218950568995, "turbine_entropy_generation_J_K": 500.2270628251881, "total_entropy_generation_J_K": 5758.700215361914, "exergy_entropy_identity_residual_J": -2.0954757928848267e-09, "complete_steady_first_law_residual_J": 2.5029294192790985e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 677.7281514861788, "heat_into_nitrogen_J": 753262.9655875411, "turbine_shaft_J": 171441.21352036428, "generator_DC_J": 154297.09216832786, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 128354.6687566195, "gas_exit_temperature_K": 165.086366583511, "boiler_required_UA_W_K": 68.13378457281738, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 450.55430195852847, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1905545.1069351928, "retained_exit_N2_availability_J": 84056.17587164103, "exergy_destroyed_with_ambient_loss_rejection_J": 1693134.2623069324, "net_DC_over_resource_availability_used": 0.06735850455046972, "turbine_entropy_generation_J_K": 500.2270628251881, "total_entropy_generation_J_K": 5775.658408005918, "exergy_entropy_identity_residual_J": -2.561137080192566e-09, "complete_steady_first_law_residual_J": 2.0372681319713593e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 678.5580932565846, "heat_into_nitrogen_J": 753262.9655875411, "turbine_shaft_J": 171441.21352036428, "generator_DC_J": 154297.09216832786, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 97923.47050840934, "gas_exit_temperature_K": 165.086366583511, "boiler_required_UA_W_K": 68.03097487946985, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 451.3842437289342, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1889996.441059214, "retained_exit_N2_availability_J": 84056.17587164103, "exergy_destroyed_with_ambient_loss_rejection_J": 1708016.7946791637, "net_DC_over_resource_availability_used": 0.05181145762027463, "turbine_entropy_generation_J_K": 500.2270628251881, "total_entropy_generation_J_K": 5826.426043592583, "exergy_entropy_identity_residual_J": -1.6298145055770874e-09, "complete_steady_first_law_residual_J": 2.7066562324762344e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 679.9373226441379, "heat_into_nitrogen_J": 753262.9655875411, "turbine_shaft_J": 171441.21352036428, "generator_DC_J": 154297.09216832786, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 47351.72629811871, "gas_exit_temperature_K": 165.086366583511, "boiler_required_UA_W_K": 67.86081110890666, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 452.76347311648755, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1864125.0744223278, "retained_exit_N2_availability_J": 84056.17587164103, "exergy_destroyed_with_ambient_loss_rejection_J": 1732717.1722525682, "net_DC_over_resource_availability_used": 0.025401582194152127, "turbine_entropy_generation_J_K": 500.2270628251881, "total_entropy_generation_J_K": 5910.684537788053, "exergy_entropy_identity_residual_J": 6.984919309616089e-10, "complete_steady_first_law_residual_J": 8.149072527885437e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 682.6809079641878, "heat_into_nitrogen_J": 753262.9655875411, "turbine_shaft_J": 171441.21352036428, "generator_DC_J": 154297.09216832786, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": -53246.40210370935, "gas_exit_temperature_K": 165.086366583511, "boiler_required_UA_W_K": 67.5248545220782, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 455.5070584365374, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1812543.1480786428, "retained_exit_N2_availability_J": 84056.17587164103, "exergy_destroyed_with_ambient_loss_rejection_J": 1781733.3743107112, "net_DC_over_resource_availability_used": -0.029376625963443873, "turbine_entropy_generation_J_K": 500.2270628251881, "total_entropy_generation_J_K": 6077.889729867685, "exergy_entropy_identity_residual_J": -4.656612873077393e-10, "complete_steady_first_law_residual_J": 1.3606040738523006e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.3596136517427, "heat_into_nitrogen_J": 855282.0639737798, "turbine_shaft_J": 197677.96825309287, "generator_DC_J": 177910.17142778359, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 162126.24818290927, "gas_exit_temperature_K": 201.35615746310458, "boiler_required_UA_W_K": 68.55429778559605, "reheater_required_UA_W_K": 10.791448409289067, "minimum_boiler_pinch_K": 447.1857641240925, "minimum_reheat_pinch_K": 450.27725195397477, "resource_availability_used_J": 1968504.1650172882, "retained_exit_N2_availability_J": 38184.530915415584, "exergy_destroyed_with_ambient_loss_rejection_J": 1768193.3859189632, "net_DC_over_resource_availability_used": 0.08236012453724496, "turbine_entropy_generation_J_K": 443.2401819063416, "total_entropy_generation_J_K": 6031.701811082938, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": 1.7462298274040222e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.6366636562927, "heat_into_nitrogen_J": 855282.0639737798, "turbine_shaft_J": 197677.96825309287, "generator_DC_J": 177910.17142778359, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 151967.74801607523, "gas_exit_temperature_K": 201.35615746310458, "boiler_required_UA_W_K": 68.51951488508257, "reheater_required_UA_W_K": 10.785122153954276, "minimum_boiler_pinch_K": 447.4628141286425, "minimum_reheat_pinch_K": 450.5543019585248, "resource_availability_used_J": 1963335.08836661, "retained_exit_N2_availability_J": 38184.530915415584, "exergy_destroyed_with_ambient_loss_rejection_J": 1773182.8094351192, "net_DC_over_resource_availability_used": 0.07740285849141743, "turbine_entropy_generation_J_K": 443.2401819063416, "total_entropy_generation_J_K": 6048.721846955889, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": -2.9103830456733704e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 675.4666054266985, "heat_into_nitrogen_J": 855282.0639737798, "turbine_shaft_J": 197677.96825309287, "generator_DC_J": 177910.17142778359, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 121536.54976786507, "gas_exit_temperature_K": 201.35615746310458, "boiler_required_UA_W_K": 68.41553031077638, "reheater_required_UA_W_K": 10.766215324072128, "minimum_boiler_pinch_K": 448.29275589904825, "minimum_reheat_pinch_K": 451.3842437289305, "resource_availability_used_J": 1947840.6426526606, "retained_exit_N2_availability_J": 38184.530915415584, "exergy_destroyed_with_ambient_loss_rejection_J": 1788119.56196938, "net_DC_over_resource_availability_used": 0.062395530263887965, "turbine_entropy_generation_J_K": 443.2401819063416, "total_entropy_generation_J_K": 6099.674439602185, "exergy_entropy_identity_residual_J": -4.656612873077393e-10, "complete_steady_first_law_residual_J": 3.7834979593753815e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 676.8458348142518, "heat_into_nitrogen_J": 855282.0639737798, "turbine_shaft_J": 197677.96825309287, "generator_DC_J": 177910.17142778359, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 70964.80555757444, "gas_exit_temperature_K": 201.35615746310458, "boiler_required_UA_W_K": 68.24342600628273, "reheater_required_UA_W_K": 10.734941524069093, "minimum_boiler_pinch_K": 449.67198528660157, "minimum_reheat_pinch_K": 452.76347311648385, "resource_availability_used_J": 1922059.0877540885, "retained_exit_N2_availability_J": 38184.530915415584, "exergy_destroyed_with_ambient_loss_rejection_J": 1812909.7512810985, "net_DC_over_resource_availability_used": 0.0369212403560893, "turbine_entropy_generation_J_K": 443.2401819063416, "total_entropy_generation_J_K": 6184.23930165819, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": -1.5133991837501526e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 250.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 679.5894201343017, "heat_into_nitrogen_J": 855282.0639737798, "turbine_shaft_J": 197677.96825309287, "generator_DC_J": 177910.17142778359, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": -29633.32284425362, "gas_exit_temperature_K": 201.35615746310458, "boiler_required_UA_W_K": 67.90365302121334, "reheater_required_UA_W_K": 10.673268658395147, "minimum_boiler_pinch_K": 452.41557060665144, "minimum_reheat_pinch_K": 455.5070584365337, "resource_availability_used_J": 1870654.7349885749, "retained_exit_N2_availability_J": 38184.530915415584, "exergy_destroyed_with_ambient_loss_rejection_J": 1862103.5269174129, "net_DC_over_resource_availability_used": -0.015841150314910787, "turbine_entropy_generation_J_K": 443.2401819063416, "total_entropy_generation_J_K": 6352.050236798266, "exergy_entropy_identity_residual_J": 1.1641532182693481e-09, "complete_steady_first_law_residual_J": -9.677023626863956e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.2398267548383, "heat_into_nitrogen_J": 859235.0315716269, "turbine_shaft_J": 206985.6037098106, "generator_DC_J": 186287.04333882954, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 170503.12009395522, "gas_exit_temperature_K": 198.79042906769953, "boiler_required_UA_W_K": 81.08752661972326, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 400.2772519539786, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1970738.5905193333, "retained_exit_N2_availability_J": 40675.700936161535, "exergy_destroyed_with_ambient_loss_rejection_J": 1759559.7694892166, "net_DC_over_resource_availability_used": 0.0865173701444715, "turbine_entropy_generation_J_K": 501.9597485061604, "total_entropy_generation_J_K": 6002.250620805791, "exergy_entropy_identity_residual_J": -9.313225746154785e-10, "complete_steady_first_law_residual_J": 9.89530235528946e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.5168767593883, "heat_into_nitrogen_J": 859235.0315716269, "turbine_shaft_J": 206985.6037098106, "generator_DC_J": 186287.04333882954, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 160344.61992712118, "gas_exit_temperature_K": 198.79042906769953, "boiler_required_UA_W_K": 81.04453170315372, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 400.5543019585286, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1965570.2196772732, "retained_exit_N2_availability_J": 40675.700936161535, "exergy_destroyed_with_ambient_loss_rejection_J": 1764549.8988139906, "net_DC_over_resource_availability_used": 0.08157664291100633, "turbine_entropy_generation_J_K": 501.9597485061604, "total_entropy_generation_J_K": 6019.2730643492805, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": 5.529727786779404e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 675.3468185297941, "heat_into_nitrogen_J": 859235.0315716269, "turbine_shaft_J": 206985.6037098106, "generator_DC_J": 186287.04333882954, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 129913.42167891102, "gas_exit_temperature_K": 198.79042906769953, "boiler_required_UA_W_K": 80.9160112152047, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 401.38424372893434, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1950077.8848456582, "retained_exit_N2_availability_J": 40675.700936161535, "exergy_destroyed_with_ambient_loss_rejection_J": 1779488.7622305858, "net_DC_over_resource_availability_used": 0.0666196066775011, "turbine_entropy_generation_J_K": 501.9597485061604, "total_entropy_generation_J_K": 6070.2328576857835, "exergy_entropy_identity_residual_J": -1.3969838619232178e-09, "complete_steady_first_law_residual_J": 1.2223608791828156e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 676.7260479173474, "heat_into_nitrogen_J": 859235.0315716269, "turbine_shaft_J": 206985.6037098106, "generator_DC_J": 186287.04333882954, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 79341.67746862039, "gas_exit_temperature_K": 198.79042906769953, "boiler_required_UA_W_K": 80.7033442471037, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 402.76347311648766, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1924299.8264424587, "retained_exit_N2_availability_J": 40675.700936161535, "exergy_destroyed_with_ambient_loss_rejection_J": 1804282.4480376767, "net_DC_over_resource_availability_used": 0.04123145280083665, "turbine_entropy_generation_J_K": 501.9597485061604, "total_entropy_generation_J_K": 6154.8096470669525, "exergy_entropy_identity_residual_J": -2.3283064365386963e-10, "complete_steady_first_law_residual_J": -6.693881005048752e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 679.4696332373973, "heat_into_nitrogen_J": 859235.0315716269, "turbine_shaft_J": 206985.6037098106, "generator_DC_J": 186287.04333882954, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": -21256.45093320767, "gas_exit_temperature_K": 198.79042906769953, "boiler_required_UA_W_K": 80.28366149726656, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 405.50705843653753, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1872902.3867630437, "retained_exit_N2_availability_J": 40675.700936161535, "exergy_destroyed_with_ambient_loss_rejection_J": 1853483.13676009, "net_DC_over_resource_availability_used": -0.011349470791131518, "turbine_entropy_generation_J_K": 501.9597485061604, "total_entropy_generation_J_K": 6322.644164284803, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": -1.2369127944111824e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 670.5763898477663, "heat_into_nitrogen_J": 980128.4495050017, "turbine_shaft_J": 238179.56246859708, "generator_DC_J": 214361.60622173737, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 198577.68297686306, "gas_exit_temperature_K": 241.80621170314464, "boiler_required_UA_W_K": 81.66043902709285, "reheater_required_UA_W_K": 14.16347623777723, "minimum_boiler_pinch_K": 396.6138150469066, "minimum_reheat_pinch_K": 400.27725195397704, "resource_availability_used_J": 2038925.9320471045, "retained_exit_N2_availability_J": 10627.997195683827, "exergy_destroyed_with_ambient_loss_rejection_J": 1829720.2518745575, "net_DC_over_resource_availability_used": 0.09739327940053656, "turbine_entropy_generation_J_K": 444.5726908466222, "total_entropy_generation_J_K": 6241.58366663673, "exergy_entropy_identity_residual_J": 0.0, "complete_steady_first_law_residual_J": 8.149072527885437e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 670.8534398523163, "heat_into_nitrogen_J": 980128.4495050017, "turbine_shaft_J": 238179.56246859708, "generator_DC_J": 214361.60622173737, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 188419.18281002901, "gas_exit_temperature_K": 241.80621170314464, "boiler_required_UA_W_K": 81.61682473340318, "reheater_required_UA_W_K": 14.15427545807291, "minimum_boiler_pinch_K": 396.8908650514566, "minimum_reheat_pinch_K": 400.55430195852705, "resource_availability_used_J": 2033779.2686720872, "retained_exit_N2_availability_J": 10627.997195683827, "exergy_destroyed_with_ambient_loss_rejection_J": 1834732.0886663743, "net_DC_over_resource_availability_used": 0.092644853702857, "turbine_entropy_generation_J_K": 444.5726908466222, "total_entropy_generation_J_K": 6258.680159189402, "exergy_entropy_identity_residual_J": 1.3969838619232178e-09, "complete_steady_first_law_residual_J": 3.4924596548080444e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 671.6833816227221, "heat_into_nitrogen_J": 980128.4495050017, "turbine_shaft_J": 238179.56246859708, "generator_DC_J": 214361.60622173737, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 157987.98456181886, "gas_exit_temperature_K": 241.80621170314464, "boiler_required_UA_W_K": 81.48645491705713, "reheater_required_UA_W_K": 14.126784741745263, "minimum_boiler_pinch_K": 397.72080682186237, "minimum_reheat_pinch_K": 401.3842437289328, "resource_availability_used_J": 2018351.854692527, "retained_exit_N2_availability_J": 10627.997195683827, "exergy_destroyed_with_ambient_loss_rejection_J": 1849735.8729350243, "net_DC_over_resource_availability_used": 0.07827573977971572, "turbine_entropy_generation_J_K": 444.5726908466222, "total_entropy_generation_J_K": 6309.861412024649, "exergy_entropy_identity_residual_J": -1.3969838619232178e-09, "complete_steady_first_law_residual_J": 1.0186340659856796e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 673.0626110102754, "heat_into_nitrogen_J": 980128.4495050017, "turbine_shaft_J": 238179.56246859708, "generator_DC_J": 214361.60622173737, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 107416.24035152822, "gas_exit_temperature_K": 241.80621170314464, "boiler_required_UA_W_K": 81.27073476490655, "reheater_required_UA_W_K": 14.081335342764831, "minimum_boiler_pinch_K": 399.1000362094157, "minimum_reheat_pinch_K": 402.7634731164861, "resource_availability_used_J": 1992681.3311177548, "retained_exit_N2_availability_J": 10627.997195683827, "exergy_destroyed_with_ambient_loss_rejection_J": 1874637.0935705428, "net_DC_over_resource_availability_used": 0.05390537798197528, "turbine_entropy_generation_J_K": 444.5726908466222, "total_entropy_generation_J_K": 6394.805026677611, "exergy_entropy_identity_residual_J": 1.3969838619232178e-09, "complete_steady_first_law_residual_J": -8.440110832452774e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 300.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 675.8061963303253, "heat_into_nitrogen_J": 980128.4495050017, "turbine_shaft_J": 238179.56246859708, "generator_DC_J": 214361.60622173737, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": 6818.111949700164, "gas_exit_temperature_K": 241.80621170314464, "boiler_required_UA_W_K": 80.84505221204837, "reheater_required_UA_W_K": 13.991791732042998, "minimum_boiler_pinch_K": 401.84362152946557, "minimum_reheat_pinch_K": 405.507058436536, "resource_availability_used_J": 1941496.4999928772, "retained_exit_N2_availability_J": 10627.997195683827, "exergy_destroyed_with_ambient_loss_rejection_J": 1924050.3908474932, "net_DC_over_resource_availability_used": 0.00351178173626642, "turbine_entropy_generation_J_K": 444.5726908466222, "total_entropy_generation_J_K": 6563.36479907042, "exergy_entropy_identity_residual_J": -4.656612873077393e-10, "complete_steady_first_law_residual_J": -1.8917489796876907e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 672.9611664619965, "heat_into_nitrogen_J": 901430.8212354075, "turbine_shaft_J": 221123.09141541555, "generator_DC_J": 199010.782273874, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 183226.8590289997, "gas_exit_temperature_K": 212.2383445814292, "boiler_required_UA_W_K": 86.70222772354836, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 380.2772519539786, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1994570.8256480815, "retained_exit_N2_availability_J": 28696.627099084668, "exergy_destroyed_with_ambient_loss_rejection_J": 1782647.3395199971, "net_DC_over_resource_availability_used": 0.09186279909085962, "turbine_entropy_generation_J_K": 502.36620419582323, "total_entropy_generation_J_K": 6081.007468940814, "exergy_entropy_identity_residual_J": -2.3283064365386963e-09, "complete_steady_first_law_residual_J": 2.9685907065868378e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 673.2382164665465, "heat_into_nitrogen_J": 901430.8212354075, "turbine_shaft_J": 221123.09141541555, "generator_DC_J": 199010.782273874, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 173068.35886216565, "gas_exit_temperature_K": 212.2383445814292, "boiler_required_UA_W_K": 86.65516868039201, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 380.5543019585286, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1989410.004584087, "retained_exit_N2_availability_J": 28696.627099084668, "exergy_destroyed_with_ambient_loss_rejection_J": 1787645.0186228368, "net_DC_over_resource_availability_used": 0.08699481678657181, "turbine_entropy_generation_J_K": 502.36620419582323, "total_entropy_generation_J_K": 6098.055666460307, "exergy_entropy_identity_residual_J": -2.0954757928848267e-09, "complete_steady_first_law_residual_J": 2.5029294192790985e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.0681582369523, "heat_into_nitrogen_J": 901430.8212354075, "turbine_shaft_J": 221123.09141541555, "generator_DC_J": 199010.782273874, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 142637.1606139555, "gas_exit_temperature_K": 212.2383445814292, "boiler_required_UA_W_K": 86.51450833402141, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 381.38424372893434, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1973940.2490545725, "retained_exit_N2_availability_J": 28696.627099084668, "exergy_destroyed_with_ambient_loss_rejection_J": 1802606.4613415324, "net_DC_over_resource_availability_used": 0.07226012068109569, "turbine_entropy_generation_J_K": 502.36620419582323, "total_entropy_generation_J_K": 6149.092482829734, "exergy_entropy_identity_residual_J": -3.958120942115784e-09, "complete_steady_first_law_residual_J": 3.2887328416109085e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 675.4473876245056, "heat_into_nitrogen_J": 901430.8212354075, "turbine_shaft_J": 221123.09141541555, "generator_DC_J": 199010.782273874, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 92065.41640366486, "gas_exit_temperature_K": 212.2383445814292, "boiler_required_UA_W_K": 86.28178154805681, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 382.76347311648766, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1948199.591200131, "retained_exit_N2_availability_J": 28696.627099084668, "exergy_destroyed_with_ambient_loss_rejection_J": 1827437.5476973816, "net_DC_over_resource_availability_used": 0.047256665497476404, "turbine_entropy_generation_J_K": 502.36620419582323, "total_entropy_generation_J_K": 6233.7968538201685, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": 1.2951204553246498e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 678.1909729445555, "heat_into_nitrogen_J": 901430.8212354075, "turbine_shaft_J": 221123.09141541555, "generator_DC_J": 199010.782273874, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": -8532.711998163199, "gas_exit_temperature_K": 212.2383445814292, "boiler_required_UA_W_K": 85.82261581634867, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 385.50705843653753, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1896876.0974463196, "retained_exit_N2_availability_J": 28696.627099084668, "exergy_destroyed_with_ambient_loss_rejection_J": 1876712.1823453982, "net_DC_over_resource_availability_used": -0.004498296968183853, "turbine_entropy_generation_J_K": 502.36620419582323, "total_entropy_generation_J_K": 6401.883617074537, "exergy_entropy_identity_residual_J": -2.0954757928848267e-09, "complete_steady_first_law_residual_J": 1.949956640601158e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 669.0660326689328, "heat_into_nitrogen_J": 1029970.2364065076, "turbine_shaft_J": 254315.71479361164, "generator_DC_J": 228884.14331425048, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 213100.22006937617, "gas_exit_temperature_K": 257.9835277955783, "boiler_required_UA_W_K": 87.36941351703068, "reheater_required_UA_W_K": 15.736784959910116, "minimum_boiler_pinch_K": 376.3821181609149, "minimum_reheat_pinch_K": 380.2772519539782, "resource_availability_used_J": 2066954.2472708598, "retained_exit_N2_availability_J": 4779.894088469911, "exergy_destroyed_with_ambient_loss_rejection_J": 1849074.1331130136, "net_DC_over_resource_availability_used": 0.1030986633355561, "turbine_entropy_generation_J_K": 444.8850787362953, "total_entropy_generation_J_K": 6307.604069974473, "exergy_entropy_identity_residual_J": -3.026798367500305e-09, "complete_steady_first_law_residual_J": 1.6298145055770874e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 669.3430826734829, "heat_into_nitrogen_J": 1029970.2364065076, "turbine_shaft_J": 254315.71479361164, "generator_DC_J": 228884.14331425048, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 202941.71990254213, "gas_exit_temperature_K": 257.9835277955783, "boiler_required_UA_W_K": 87.32161226793899, "reheater_required_UA_W_K": 15.726099137845095, "minimum_boiler_pinch_K": 376.6591681654649, "minimum_reheat_pinch_K": 380.5543019585282, "resource_availability_used_J": 2061816.6026142836, "retained_exit_N2_availability_J": 4779.894088469911, "exergy_destroyed_with_ambient_loss_rejection_J": 1854094.9886232715, "net_DC_over_resource_availability_used": 0.09842859915145792, "turbine_entropy_generation_J_K": 444.8850787362953, "total_entropy_generation_J_K": 6324.731327386227, "exergy_entropy_identity_residual_J": -9.313225746154785e-10, "complete_steady_first_law_residual_J": 1.1641532182693481e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 670.1730244438886, "heat_into_nitrogen_J": 1029970.2364065076, "turbine_shaft_J": 254315.71479361164, "generator_DC_J": 228884.14331425048, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 172510.52165433197, "gas_exit_temperature_K": 257.9835277955783, "boiler_required_UA_W_K": 87.17873610180536, "reheater_required_UA_W_K": 15.694175091256843, "minimum_boiler_pinch_K": 377.48910993587066, "minimum_reheat_pinch_K": 381.38424372893394, "resource_availability_used_J": 2046416.160882284, "retained_exit_N2_availability_J": 4779.894088469911, "exergy_destroyed_with_ambient_loss_rejection_J": 1869125.745139482, "net_DC_over_resource_availability_used": 0.08429884641839246, "turbine_entropy_generation_J_K": 444.8850787362953, "total_entropy_generation_J_K": 6376.004588570639, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": 1.8335413187742233e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 671.5522538314419, "heat_into_nitrogen_J": 1029970.2364065076, "turbine_shaft_J": 254315.71479361164, "generator_DC_J": 228884.14331425048, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 121938.77744404133, "gas_exit_temperature_K": 257.9835277955783, "boiler_required_UA_W_K": 86.9423518835368, "reheater_required_UA_W_K": 15.641408649721372, "minimum_boiler_pinch_K": 378.868339323424, "minimum_reheat_pinch_K": 382.76347311648726, "resource_availability_used_J": 2020790.3135452345, "retained_exit_N2_availability_J": 4779.894088469911, "exergy_destroyed_with_ambient_loss_rejection_J": 1894071.6420127233, "net_DC_over_resource_availability_used": 0.06034212289453939, "turbine_entropy_generation_J_K": 444.8850787362953, "total_entropy_generation_J_K": 6461.100603829862, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": -5.820766091346741e-11, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 320.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 674.2958391514918, "heat_into_nitrogen_J": 1029970.2364065076, "turbine_shaft_J": 254315.71479361164, "generator_DC_J": 228884.14331425048, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": 21340.649042213277, "gas_exit_temperature_K": 257.9835277955783, "boiler_required_UA_W_K": 86.47600191035113, "reheater_required_UA_W_K": 15.537494390281264, "minimum_boiler_pinch_K": 381.61192464347386, "minimum_reheat_pinch_K": 385.50705843653714, "resource_availability_used_J": 1969693.8103416562, "retained_exit_N2_availability_J": 4779.894088469911, "exergy_destroyed_with_ambient_loss_rejection_J": 1943573.267210973, "net_DC_over_resource_availability_used": 0.010834500738219614, "turbine_entropy_generation_J_K": 444.8850787362953, "total_entropy_generation_J_K": 6629.961682452582, "exergy_entropy_identity_residual_J": -1.3969838619232178e-09, "complete_steady_first_law_residual_J": 6.111804395914078e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 671.0465222964241, "heat_into_nitrogen_J": 964614.0786992955, "turbine_shaft_J": 242279.1932261089, "generator_DC_J": 218051.27390349802, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 202267.3506586237, "gas_exit_temperature_K": 232.39494144172926, "boiler_required_UA_W_K": 95.70435467040204, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 350.2772519539785, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 2030191.4663051572, "retained_exit_N2_availability_J": 15267.855802961887, "exergy_destroyed_with_ambient_loss_rejection_J": 1812656.2598435716, "net_DC_over_resource_availability_used": 0.09962969208354508, "turbine_entropy_generation_J_K": 502.79697252947153, "total_entropy_generation_J_K": 6183.3745858556085, "exergy_entropy_identity_residual_J": 0.0, "complete_steady_first_law_residual_J": 4.656612873077393e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 671.3235723009741, "heat_into_nitrogen_J": 964614.0786992955, "turbine_shaft_J": 242279.1932261089, "generator_DC_J": 218051.27390349802, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 192108.85049178966, "gas_exit_temperature_K": 232.39494144172926, "boiler_required_UA_W_K": 95.65033426404746, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 350.5543019585285, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 2025042.0039358698, "retained_exit_N2_availability_J": 15267.855802961887, "exergy_destroyed_with_ambient_loss_rejection_J": 1817665.2976411183, "net_DC_over_resource_availability_used": 0.09486660035614426, "turbine_entropy_generation_J_K": 502.79697252947153, "total_entropy_generation_J_K": 6200.461530414867, "exergy_entropy_identity_residual_J": 0.0, "complete_steady_first_law_residual_J": 2.9103830456733704e-11, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 672.1535140713798, "heat_into_nitrogen_J": 964614.0786992955, "turbine_shaft_J": 242279.1932261089, "generator_DC_J": 218051.27390349802, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 161677.6522435795, "gas_exit_temperature_K": 232.39494144172926, "boiler_required_UA_W_K": 95.48888384313989, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 351.3842437289343, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 2009606.2189942012, "retained_exit_N2_availability_J": 15267.855802961887, "exergy_destroyed_with_ambient_loss_rejection_J": 1832660.7109476598, "net_DC_over_resource_availability_used": 0.08045240441408388, "turbine_entropy_generation_J_K": 502.79697252947153, "total_entropy_generation_J_K": 6251.614228032269, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "complete_steady_first_law_residual_J": 6.984919309616089e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 673.5327434589332, "heat_into_nitrogen_J": 964614.0786992955, "turbine_shaft_J": 242279.1932261089, "generator_DC_J": 218051.27390349802, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 111105.90803328887, "gas_exit_temperature_K": 232.39494144172926, "boiler_required_UA_W_K": 95.22181698234787, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 352.7634731164876, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1983921.8298745845, "retained_exit_N2_availability_J": 15267.855802961887, "exergy_destroyed_with_ambient_loss_rejection_J": 1857548.0660383338, "net_DC_over_resource_availability_used": 0.05600316824998722, "turbine_entropy_generation_J_K": 502.79697252947153, "total_entropy_generation_J_K": 6336.510544220819, "exergy_entropy_identity_residual_J": 9.313225746154785e-10, "complete_steady_first_law_residual_J": -1.1932570487260818e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 1, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": null, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 676.276328778983, "heat_into_nitrogen_J": 964614.0786992955, "turbine_shaft_J": 242279.1932261089, "generator_DC_J": 218051.27390349802, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": 10507.779631460813, "gas_exit_temperature_K": 232.39494144172926, "boiler_required_UA_W_K": 94.69510934584268, "reheater_required_UA_W_K": 0.0, "minimum_boiler_pinch_K": 355.5070584365375, "minimum_reheat_pinch_K": null, "resource_availability_used_J": 1932709.585389766, "retained_exit_N2_availability_J": 15267.855802961887, "exergy_destroyed_with_ambient_loss_rejection_J": 1906933.9499553433, "net_DC_over_resource_availability_used": 0.005436812499350092, "turbine_entropy_generation_J_K": 502.79697252947153, "total_entropy_generation_J_K": 6504.97680353178, "exergy_entropy_identity_residual_J": 2.0954757928848267e-09, "complete_steady_first_law_residual_J": -5.384208634495735e-10, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 100.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 666.8016913049322, "heat_into_nitrogen_J": 1104693.5014185298, "turbine_shaft_J": 278480.1760853878, "generator_DC_J": 250632.15847684906, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 10165.904979210985, "control_DC_J": 2000.0, "net_steady_DC_J": 234848.23523197474, "gas_exit_temperature_K": 282.256585120386, "boiler_required_UA_W_K": 96.53996087124075, "reheater_required_UA_W_K": 18.392051383519597, "minimum_boiler_pinch_K": 346.0324209624865, "minimum_reheat_pinch_K": 350.2772519539801, "resource_availability_used_J": 2108882.130338953, "retained_exit_N2_availability_J": 432.27782826684415, "exergy_destroyed_with_ambient_loss_rejection_J": 1873601.6172787114, "net_DC_over_resource_availability_used": 0.11136148002459884, "turbine_entropy_generation_J_K": 445.21359627468337, "total_entropy_generation_J_K": 6391.272786214275, "exergy_entropy_identity_residual_J": -3.026798367500305e-09, "complete_steady_first_law_residual_J": 2.6775524020195007e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 200.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 667.0787413094822, "heat_into_nitrogen_J": 1104693.5014185298, "turbine_shaft_J": 278480.1760853878, "generator_DC_J": 250632.15847684906, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 20324.40514604503, "control_DC_J": 2000.0, "net_steady_DC_J": 224689.7350651407, "gas_exit_temperature_K": 282.256585120386, "boiler_required_UA_W_K": 96.48496444062353, "reheater_required_UA_W_K": 18.378650271682023, "minimum_boiler_pinch_K": 346.30947096703653, "minimum_reheat_pinch_K": 350.5543019585301, "resource_availability_used_J": 2103758.0831527933, "retained_exit_N2_availability_J": 432.27782826684415, "exergy_destroyed_with_ambient_loss_rejection_J": 1878636.0702593857, "net_DC_over_resource_availability_used": 0.1068039794425459, "turbine_entropy_generation_J_K": 445.21359627468337, "total_entropy_generation_J_K": 6408.446427628823, "exergy_entropy_identity_residual_J": -3.4924596548080444e-09, "complete_steady_first_law_residual_J": 2.1245796233415604e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 500.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 667.908683079888, "heat_into_nitrogen_J": 1104693.5014185298, "turbine_shaft_J": 278480.1760853878, "generator_DC_J": 250632.15847684906, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 50755.60339425518, "control_DC_J": 2000.0, "net_steady_DC_J": 194258.53681693054, "gas_exit_temperature_K": 282.256585120386, "boiler_required_UA_W_K": 96.32060073738374, "reheater_required_UA_W_K": 18.338622264353475, "minimum_boiler_pinch_K": 347.1394127374423, "minimum_reheat_pinch_K": 351.38424372893587, "resource_availability_used_J": 2088398.3071350958, "retained_exit_N2_availability_J": 432.27782826684415, "exergy_destroyed_with_ambient_loss_rejection_J": 1893707.4924898983, "net_DC_over_resource_availability_used": 0.09301795359306629, "turbine_entropy_generation_J_K": 445.21359627468337, "total_entropy_generation_J_K": 6459.858408630062, "exergy_entropy_identity_residual_J": -3.958120942115784e-09, "complete_steady_first_law_residual_J": 2.9103830456733704e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 1000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 669.2879124674413, "heat_into_nitrogen_J": 1104693.5014185298, "turbine_shaft_J": 278480.1760853878, "generator_DC_J": 250632.15847684906, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 101327.34760454582, "control_DC_J": 2000.0, "net_steady_DC_J": 143686.7926066399, "gas_exit_temperature_K": 282.256585120386, "boiler_required_UA_W_K": 96.04872714813922, "reheater_required_UA_W_K": 18.272487281892122, "minimum_boiler_pinch_K": 348.5186421249956, "minimum_reheat_pinch_K": 352.7634731164892, "resource_availability_used_J": 2062839.8169674613, "retained_exit_N2_availability_J": 432.27782826684415, "exergy_destroyed_with_ambient_loss_rejection_J": 1918720.7465325545, "net_DC_over_resource_availability_used": 0.06965484737339951, "turbine_entropy_generation_J_K": 445.21359627468337, "total_entropy_generation_J_K": 6545.184194209642, "exergy_entropy_identity_residual_J": -1.862645149230957e-09, "complete_steady_first_law_residual_J": 1.0477378964424133e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." }, { "physical_measurements": 0, "stages": 2, "inlet_temperature_K": 350.0, "interstage_expander_outlet_Pa": 330000.0, "hot_gas_total_pressure_loss_Pa_target": 2000.0, "steady_nitrogen_kg": 2.0, "prepared_nitrogen_inventory_kg": 6.0, "remaining_N2_before_unknown_startup_kg": 4.0, "hot_gas_kg": 30.0, "hot_gas_inlet_K": 700.0, "hot_gas_outlet_K": 672.0314977874912, "heat_into_nitrogen_J": 1104693.5014185298, "turbine_shaft_J": 278480.1760853878, "generator_DC_J": 250632.15847684906, "liquid_pump_DC_J": 3618.018265663327, "hot_gas_blower_DC_J": 201925.47600637388, "control_DC_J": 2000.0, "net_steady_DC_J": 43088.66420481185, "gas_exit_temperature_K": 282.256585120386, "boiler_required_UA_W_K": 95.51258474099778, "reheater_required_UA_W_K": 18.142341703447208, "minimum_boiler_pinch_K": 351.2622274450455, "minimum_reheat_pinch_K": 355.50705843653907, "resource_availability_used_J": 2011876.481114176, "retained_exit_N2_availability_J": 432.27782826684415, "exergy_destroyed_with_ambient_loss_rejection_J": 1968355.5390810973, "net_DC_over_resource_availability_used": 0.021417151902362003, "turbine_entropy_generation_J_K": 445.21359627468337, "total_entropy_generation_J_K": 6714.499536350327, "exergy_entropy_identity_residual_J": -6.984919309616089e-10, "complete_steady_first_law_residual_J": 1.57160684466362e-09, "full_6kg_liquid_preparation_reversible_floor_J": 4450117.254184179, "startup_and_hardware_credit": "None. Startup, metal transients, materials and installed hardware mass are not closed; no vehicle energy credit." } ], "assumptions": { "nitrogen_real_fluid": "CoolProp Nitrogen", "turbine_isentropic_efficiency": 0.7, "generator_efficiency": 0.9, "pump_hydraulic_efficiency": 0.7, "motor_efficiency": 0.9, "hot_gas_model": "Ideal generic dry heat-source gas, Cp=1100 J/kgK, R=287.05 J/kgK; no combustion chemistry credited.", "hot_gas_total_mass_kg": 30.0, "duty_s": 20.0, "heat_source_note": "Finite external hot stream. Engine waste heat is a future integration option, requiring measured heat, pressure loss and fuel accounting." }, "limits": [ "Steady-flow control volume only. Do not compare these net values directly with the P3.6 startup-inclusive 76 kJ account.", "The hot gas is an explicit prepared resource; it is not ambient free heat or a new energy source.", "Both layouts share the same total pressure-loss target; the extra core would have to meet that target in actual hardware.", "Cold preparation, unspent liquid and cold outlet availability remain distinct.", "Heat-transfer area, pressure duty, phase distribution, material gradients, startup inventory and total installed mass remain unqualified.", "Driving-model energy credit is zero." ] }