{ "physical_measurements": 0, "classification": "STEADY_RECUPERATOR_OPPORTUNITY_NOT_CLOSED_HARDWARE", "selected": { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 18199.35155277267, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 2964.0458196535697, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 240406.24020332168, "heat_supplied_J": 124368.75868809794, "cold_bath_heat_received_J": 96440.44631258328, "coolant_nitrogen_boiloff_kg": 0.4841969954748538, "unspent_coolant_before_unknown_startup_kg": 5.5158030045251465, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 10.208326361297337, "bypassed_air_retained_at_300K_kg": 19.79167363870266, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 230.32048678374292, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 135.85656433040953, "warm_core_required_UA_W_K": 226.03135266590223, "cold_core_required_UA_W_K": 161.4476466148115, "recuperator_required_UA_W_K": 581.8853117453598, "recuperator_minimum_pinch_K": 20.242281014935656, "total_resource_availability_used_J": 269400.9292044268, "exergy_destroyed_J": 251201.57765165414, "total_entropy_generation_J_K": 856.9045800840998, "complete_first_law_residual_J": -1.673470251262188e-10, "exergy_entropy_identity_residual_J": 2.9103830456733704e-10, "net_gain_from_base_J": 3284.5014858923387, "coolant_reduction_from_base_fraction": 0.7119959793469689 }, "base_common_shaft_loop": { "coupling": "shaft", "shaft_transmission_efficiency_target": 0.96, "cold_compressor_inlet_K": 90.0, "warm_turbine_inlet_K": 290.0, "heat_source_initial_K": 300.0, "heat_source_final_K": 288.1375619304995, "turbine_isentropic_efficiency_target": 0.8, "compressor_isentropic_efficiency_target": 0.8, "hot_air_pressure_loss_Pa_target": 200.0, "working_nitrogen_throughput_kg": 2.0, "duty_s": 20.0, "working_loop_pressure_low_Pa": 55000.0, "working_loop_pressure_high_Pa": 110000.0, "each_core_N2_pressure_loss_Pa_target": 2000.0, "compressor_shaft_J": 51871.787416715495, "turbine_shaft_J": 82505.91331682453, "compressor_DC_J": 0.0, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "controls_DC_J": 2000.0, "net_steady_DC_J": 14914.850066880332, "heat_supplied_J": 365492.11188902194, "cold_bath_heat_received_J": 334857.98598891293, "coolant_nitrogen_boiloff_kg": 1.6812160968342296, "coolant_remaining_before_unknown_startup_kg": 4.31878390316577, "nitrogen_bath_temperature_K": 77.3549939095929, "cold_resource_availability_used_J": 934143.7116568319, "cold_vapour_retained_availability_J": 312791.081765532, "total_resource_availability_used_J": 935212.7930124968, "exergy_destroyed_J": 920297.9429456164, "total_entropy_generation_J_K": 3139.341439350557, "first_law_loop_residual_J": -2.9103830456733704e-11, "complete_first_law_residual_J": -3.4924596548080444e-10, "exergy_entropy_identity_residual_J": 8.149072527885437e-10, "warm_core_minimum_pinch_K": 10.260020036271385, "cold_core_minimum_pinch_K": 12.645006090502832, "warm_core_required_UA_W_K": 316.60828752602976, "cold_core_required_UA_W_K": 274.44341667262165, "positive_net_DC": true, "thermal_inventory_gate": true, "nodes": [ { "name": "Cold compressor inlet", "pressure_Pa": 55000.0, "enthalpy_J_kg": 92077.45822409505, "temperature_K": 90.00000000009574 }, { "name": "Compressor outlet", "pressure_Pa": 112000.0, "enthalpy_J_kg": 118013.3519324528, "temperature_K": 115.27661719042263 }, { "name": "Warm turbine inlet", "pressure_Pa": 110000.0, "enthalpy_J_kg": 300759.4078769638, "temperature_K": 290.0 }, { "name": "Turbine outlet", "pressure_Pa": 57000.0, "enthalpy_J_kg": 259506.45121855152, "temperature_K": 250.23360151780332 } ] }, "same_full_airflow_control": { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 240406.24020332168, "heat_supplied_J": 124368.75868809794, "cold_bath_heat_received_J": 96440.44631258328, "coolant_nitrogen_boiloff_kg": 0.4841969954748538, "unspent_coolant_before_unknown_startup_kg": 5.5158030045251465, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.13501974810896, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 230.32048678374292, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 135.85656433040953, "warm_core_required_UA_W_K": 207.995717435003, "cold_core_required_UA_W_K": 161.4476466148115, "recuperator_required_UA_W_K": 581.8853117453598, "recuperator_minimum_pinch_K": 20.242281014935656, "total_resource_availability_used_J": 270958.0338779107, "exergy_destroyed_J": 258505.30772057542, "total_entropy_generation_J_K": 881.8192315216645, "complete_first_law_residual_J": 1.1641532182693481e-09, "exergy_entropy_identity_residual_J": -4.94765117764473e-10, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": 0.7119959793469689 }, "cases": [ { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 365492.11188902194, "cold_bath_heat_received_J": 334857.98598891293, "coolant_nitrogen_boiloff_kg": 1.6812160968342296, "unspent_coolant_before_unknown_startup_kg": 4.31878390316577, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 115.27661719042263, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 250.23360151780332, "warm_core_required_UA_W_K": 316.6082732803784, "cold_core_required_UA_W_K": 274.44365344829225, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 935212.7930124968, "exergy_destroyed_J": 920297.9429456164, "total_entropy_generation_J_K": 3139.341439350557, "complete_first_law_residual_J": -3.4924596548080444e-10, "exergy_entropy_identity_residual_J": 8.149072527885437e-10, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.0 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090975, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 365492.11188902194, "cold_bath_heat_received_J": 334857.98598891293, "coolant_nitrogen_boiloff_kg": 1.6812160968342296, "unspent_coolant_before_unknown_startup_kg": 4.31878390316577, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.000000000000004, "bypassed_air_retained_at_300K_kg": -3.552713678800501e-15, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 115.27661719042263, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 250.23360151780332, "warm_core_required_UA_W_K": 316.6082732803784, "cold_core_required_UA_W_K": 274.44365344829225, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 935212.7930124968, "exergy_destroyed_J": 920297.9429456164, "total_entropy_generation_J_K": 3139.3414393505564, "complete_first_law_residual_J": -4.0745362639427185e-10, "exergy_entropy_identity_residual_J": 9.313225746154785e-10, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.0 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 13680.47603857968, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 365132.9856237931, "cold_bath_heat_received_J": 335855.4228274114, "coolant_nitrogen_boiloff_kg": 1.6862239119039726, "unspent_coolant_before_unknown_startup_kg": 4.313776088096027, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 288.14947324941255, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 115.44571021656516, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 250.71284793525464, "warm_core_required_UA_W_K": 316.50436359904717, "cold_core_required_UA_W_K": 274.7317417267305, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 938001.553735094, "exergy_destroyed_J": 924321.0776965143, "total_entropy_generation_J_K": 3153.0652488368187, "complete_first_law_residual_J": -3.4924596548080444e-10, "exergy_entropy_identity_residual_J": 1.0477378964424133e-09, "net_gain_from_base_J": -1234.3740283006518, "coolant_reduction_from_base_fraction": -0.0029786861303391365 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 13689.03499435288, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8702.112259317773, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 365132.9856237931, "cold_bath_heat_received_J": 335855.4228274114, "coolant_nitrogen_boiloff_kg": 1.6862239119039726, "unspent_coolant_before_unknown_startup_kg": 4.313776088096027, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 29.970522515790613, "bypassed_air_retained_at_300K_kg": 0.029477484209387228, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 115.44571021656516, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 250.71284793525464, "warm_core_required_UA_W_K": 316.5197932969792, "cold_core_required_UA_W_K": 274.7317417267305, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 937994.263469193, "exergy_destroyed_J": 924305.2284748402, "total_entropy_generation_J_K": 3153.0111836085257, "complete_first_law_residual_J": -4.2928149923682213e-10, "exergy_entropy_identity_residual_J": 9.313225746154785e-10, "net_gain_from_base_J": -1225.8150725274518, "coolant_reduction_from_base_fraction": -0.0029786861303391365 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 364774.9988914196, "cold_bath_heat_received_J": 336846.68651590496, "coolant_nitrogen_boiloff_kg": 1.6912007335389143, "unspent_coolant_before_unknown_startup_kg": 4.308799266461086, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 288.16134677287437, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 115.61428331547387, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 251.189130169905, "warm_core_required_UA_W_K": 316.4006894330214, "cold_core_required_UA_W_K": 275.0172589910711, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 940773.0585678539, "exergy_destroyed_J": 928320.3324105187, "total_entropy_generation_J_K": 3166.7075981938165, "complete_first_law_residual_J": -1.1641532182693481e-10, "exergy_entropy_identity_residual_J": 1.3969838619232178e-09, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": -0.005938937132166533 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 12469.81691071404, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8693.5804617122, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 364774.9988914196, "cold_bath_heat_received_J": 336846.68651590496, "coolant_nitrogen_boiloff_kg": 1.6912007335389143, "unspent_coolant_before_unknown_startup_kg": 4.308799266461086, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 29.941138565708357, "bypassed_air_retained_at_300K_kg": 0.05886143429164292, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 115.61428331547387, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 251.189130169905, "warm_core_required_UA_W_K": 316.43151753798907, "cold_core_required_UA_W_K": 275.0172589910711, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 940758.5161997029, "exergy_destroyed_J": 928288.6992889888, "total_entropy_generation_J_K": 3166.599690564516, "complete_first_law_residual_J": -4.0745362639427185e-10, "exergy_entropy_identity_residual_J": 1.0477378964424133e-09, "net_gain_from_base_J": -2445.0331561662915, "coolant_reduction_from_base_fraction": -0.005938937132166533 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 10016.740964902267, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 364062.40956187854, "cold_bath_heat_received_J": 338811.05617811414, "coolant_nitrogen_boiloff_kg": 1.701063212662671, "unspent_coolant_before_unknown_startup_kg": 4.298936787337329, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 288.1849815765076, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 115.94988496149708, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 252.132975621819, "warm_core_required_UA_W_K": 316.19404053532605, "cold_core_required_UA_W_K": 275.58075935028666, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 946265.3108577137, "exergy_destroyed_J": 936248.5698928115, "total_entropy_generation_J_K": 3193.7525836357213, "complete_first_law_residual_J": 6.657501216977835e-10, "exergy_entropy_identity_residual_J": -1.1641532182693481e-10, "net_gain_from_base_J": -4898.109101978065, "coolant_reduction_from_base_fraction": -0.01180521401491097 }, { "recuperator_effectiveness_target": 0.0, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 10050.814660344915, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8676.597519648325, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 0.0, "heat_supplied_J": 364062.40956187854, "cold_bath_heat_received_J": 338811.05617811414, "coolant_nitrogen_boiloff_kg": 1.701063212662671, "unspent_coolant_before_unknown_startup_kg": 4.298936787337329, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 29.882648439134236, "bypassed_air_retained_at_300K_kg": 0.11735156086576382, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 115.94988496149708, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 252.132975621819, "warm_core_required_UA_W_K": 316.25557253975444, "cold_core_required_UA_W_K": 275.58075935028666, "recuperator_required_UA_W_K": 0.0, "recuperator_minimum_pinch_K": null, "total_resource_availability_used_J": 946236.377503763, "exergy_destroyed_J": 936185.562843418, "total_entropy_generation_J_K": 3193.5376525444894, "complete_first_law_residual_J": -4.3291947804391384e-10, "exergy_entropy_identity_residual_J": 9.313225746154785e-10, "net_gain_from_base_J": -4864.035406535417, "coolant_reduction_from_base_fraction": -0.01180521401491097 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 140775.7580465983, "heat_supplied_J": 224716.35384242365, "cold_bath_heat_received_J": 194082.22794231464, "coolant_nitrogen_boiloff_kg": 0.9744255158270975, "unspent_coolant_before_unknown_startup_kg": 5.025574484172902, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 292.80674130186264, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 182.2481757148298, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 182.63233597544072, "warm_core_required_UA_W_K": 266.14804527961695, "cold_core_required_UA_W_K": 222.79366261407105, "recuperator_required_UA_W_K": 103.90344480213439, "recuperator_minimum_pinch_K": 67.35571878501807, "total_resource_availability_used_J": 543795.5656918671, "exergy_destroyed_J": 528880.7156249868, "total_entropy_generation_J_K": 1804.1300208936934, "complete_first_law_residual_J": 5.238689482212067e-10, "exergy_entropy_identity_residual_J": 5.820766091346741e-10, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.4204043622577941 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 18269.919310540106, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 5355.601971431197, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 140775.7580465983, "heat_supplied_J": 224716.35384242365, "cold_bath_heat_received_J": 194082.22794231464, "coolant_nitrogen_boiloff_kg": 0.9744255158270975, "unspent_coolant_before_unknown_startup_kg": 5.025574484172902, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 18.444968840585254, "bypassed_air_retained_at_300K_kg": 11.555031159414746, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 182.2481757148298, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 182.63233597544072, "warm_core_required_UA_W_K": 274.0701004362352, "cold_core_required_UA_W_K": 222.79366261407105, "recuperator_required_UA_W_K": 103.90344480213439, "recuperator_minimum_pinch_K": 67.35571878501807, "total_resource_availability_used_J": 542082.9260437224, "exergy_destroyed_J": 523813.00673318235, "total_entropy_generation_J_K": 1786.8429361527606, "complete_first_law_residual_J": -2.000888343900442e-10, "exergy_entropy_identity_residual_J": 6.402842700481415e-10, "net_gain_from_base_J": 3355.0692436597747, "coolant_reduction_from_base_fraction": 0.4204043622577941 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 13680.47603857968, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 141096.86267016458, "heat_supplied_J": 224036.12295362854, "cold_bath_heat_received_J": 194758.56015724677, "coolant_nitrogen_boiloff_kg": 0.9778211660852015, "unspent_coolant_before_unknown_startup_kg": 5.022178833914799, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 292.82930285704657, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 182.5735603107007, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 182.95681687415887, "warm_core_required_UA_W_K": 265.8400201793218, "cold_core_required_UA_W_K": 223.11441590445023, "recuperator_required_UA_W_K": 103.90350724515207, "recuperator_minimum_pinch_K": 67.51110665759371, "total_resource_availability_used_J": 545683.0814598617, "exergy_destroyed_J": 532002.605421282, "total_entropy_generation_J_K": 1814.7794829312013, "complete_first_law_residual_J": 7.566995918750763e-10, "exergy_entropy_identity_residual_J": 3.4924596548080444e-10, "net_gain_from_base_J": -1234.3740283006518, "coolant_reduction_from_base_fraction": 0.4183846039028163 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 17051.75703464095, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 5339.390219029704, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 141096.86267016458, "heat_supplied_J": 224036.12295362854, "cold_bath_heat_received_J": 194758.56015724677, "coolant_nitrogen_boiloff_kg": 0.9778211660852015, "unspent_coolant_before_unknown_startup_kg": 5.022178833914799, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 18.38913473090124, "bypassed_air_retained_at_300K_kg": 11.61086526909876, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 182.5735603107007, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 182.95681687415887, "warm_core_required_UA_W_K": 273.81302550435, "cold_core_required_UA_W_K": 223.11441590445023, "recuperator_required_UA_W_K": 103.90350724515207, "recuperator_minimum_pinch_K": 67.51110665759371, "total_resource_availability_used_J": 543967.6809032355, "exergy_destroyed_J": 526915.9238685945, "total_entropy_generation_J_K": 1797.4276782145455, "complete_first_law_residual_J": -2.3283064365386963e-10, "exergy_entropy_identity_residual_J": 4.656612873077393e-10, "net_gain_from_base_J": 2136.9069677606167, "coolant_reduction_from_base_fraction": 0.4183846039028163 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 141415.43541371863, "heat_supplied_J": 223359.56347770093, "cold_bath_heat_received_J": 195431.25110218633, "coolant_nitrogen_boiloff_kg": 0.9811985346777022, "unspent_coolant_before_unknown_startup_kg": 5.018801465322298, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 292.85174264065944, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 182.89719755855106, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 183.2795551547527, "warm_core_required_UA_W_K": 265.5328172432642, "cold_core_required_UA_W_K": 223.43246594690027, "recuperator_required_UA_W_K": 103.90357134176959, "recuperator_minimum_pinch_K": 67.66527183927883, "total_resource_availability_used_J": 547560.3830760622, "exergy_destroyed_J": 535107.656918727, "total_entropy_generation_J_K": 1825.3715057776803, "complete_first_law_residual_J": 1.1350493878126144e-09, "exergy_entropy_identity_residual_J": 0.0, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": 0.4163757196202661 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 15840.131406042648, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 5323.265966383591, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 141415.43541371863, "heat_supplied_J": 223359.56347770093, "cold_bath_heat_received_J": 195431.25110218633, "coolant_nitrogen_boiloff_kg": 0.9811985346777022, "unspent_coolant_before_unknown_startup_kg": 5.018801465322298, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 18.333601974878338, "bypassed_air_retained_at_300K_kg": 11.666398025121662, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 182.89719755855106, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 183.2795551547527, "warm_core_required_UA_W_K": 273.5566670959213, "cold_core_required_UA_W_K": 223.43246594690027, "recuperator_required_UA_W_K": 103.90357134176959, "recuperator_minimum_pinch_K": 67.66527183927883, "total_resource_availability_used_J": 545842.2885554229, "exergy_destroyed_J": 530002.1571493803, "total_entropy_generation_J_K": 1807.9555079289773, "complete_first_law_residual_J": -1.7462298274040222e-10, "exergy_entropy_identity_residual_J": 5.820766091346741e-10, "net_gain_from_base_J": 925.2813391623167, "coolant_reduction_from_base_fraction": 0.4163757196202661 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 10016.740964902267, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 142045.14959526787, "heat_supplied_J": 222017.2599666107, "cold_bath_heat_received_J": 196765.9065828463, "coolant_nitrogen_boiloff_kg": 0.9878994179527031, "unspent_coolant_before_unknown_startup_kg": 5.012100582047297, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 292.8962634867984, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 183.5393242980582, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 183.9198981716103, "warm_core_required_UA_W_K": 264.92082325380073, "cold_core_required_UA_W_K": 224.06063521440376, "recuperator_required_UA_W_K": 103.90370408681028, "recuperator_minimum_pinch_K": 67.97001321011322, "total_resource_availability_used_J": 551284.8981150698, "exergy_destroyed_J": 541268.1571501676, "total_entropy_generation_J_K": 1846.3863453868878, "complete_first_law_residual_J": -1.7826096154749393e-10, "exergy_entropy_identity_residual_J": 1.5133991837501526e-09, "net_gain_from_base_J": -4898.109101978065, "coolant_reduction_from_base_fraction": 0.4123899837665477 }, { "recuperator_effectiveness_target": 0.5, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 13436.136957528957, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 5291.275222464283, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 142045.14959526787, "heat_supplied_J": 222017.2599666107, "cold_bath_heat_received_J": 196765.9065828463, "coolant_nitrogen_boiloff_kg": 0.9878994179527031, "unspent_coolant_before_unknown_startup_kg": 5.012100582047297, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 18.223424206267744, "bypassed_air_retained_at_300K_kg": 11.776575793732256, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 183.5393242980582, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 183.9198981716103, "warm_core_required_UA_W_K": 273.0460532135077, "cold_core_required_UA_W_K": 224.06063521440376, "recuperator_required_UA_W_K": 103.90370408681028, "recuperator_minimum_pinch_K": 67.97001321011322, "total_resource_availability_used_J": 549561.6123395582, "exergy_destroyed_J": 536125.4753820292, "total_entropy_generation_J_K": 1828.843511451573, "complete_first_law_residual_J": -2.1827872842550278e-10, "exergy_entropy_identity_residual_J": 5.820766091346741e-10, "net_gain_from_base_J": -1478.7131093513744, "coolant_reduction_from_base_fraction": 0.4123899837665477 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 197086.0612652376, "heat_supplied_J": 168406.05062378437, "cold_bath_heat_received_J": 137771.92472367536, "coolant_nitrogen_boiloff_kg": 0.6917092834242449, "unspent_coolant_before_unknown_startup_kg": 5.308290716575755, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 294.6744130504079, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 209.2092653045499, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 155.63574359184304, "warm_core_required_UA_W_K": 237.26732691369645, "cold_core_required_UA_W_K": 191.88692492731053, "recuperator_required_UA_W_K": 241.5898762234231, "recuperator_minimum_pinch_K": 40.35912640142041, "total_resource_availability_used_J": 386595.30435829173, "exergy_destroyed_J": 371680.4542914114, "total_entropy_generation_J_K": 1267.8848858652957, "complete_first_law_residual_J": 9.022187441587448e-10, "exergy_entropy_identity_residual_J": 0.0, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.5885661071609116 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 19611.94700800402, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 4013.574273967288, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 197086.0612652376, "heat_supplied_J": 168406.05062378437, "cold_bath_heat_received_J": 137771.92472367536, "coolant_nitrogen_boiloff_kg": 0.6917092834242449, "unspent_coolant_before_unknown_startup_kg": 5.308290716575755, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 13.822956376819361, "bypassed_air_retained_at_300K_kg": 16.177043623180637, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 209.2092653045499, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 155.63574359184304, "warm_core_required_UA_W_K": 250.09463826265244, "cold_core_required_UA_W_K": 191.88692492731053, "recuperator_required_UA_W_K": 241.5898762234231, "recuperator_minimum_pinch_K": 40.35912640142041, "total_resource_availability_used_J": 384830.97925621277, "exergy_destroyed_J": 365219.03224820876, "total_entropy_generation_J_K": 1245.8435348736427, "complete_first_law_residual_J": -1.5279510989785194e-10, "exergy_entropy_identity_residual_J": 4.0745362639427185e-10, "net_gain_from_base_J": 4697.096941123687, "coolant_reduction_from_base_fraction": 0.5885661071609116 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 13680.47603857968, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 197535.6077382304, "heat_supplied_J": 167597.37788556272, "cold_bath_heat_received_J": 138319.81508918095, "coolant_nitrogen_boiloff_kg": 0.6944600677576932, "unspent_coolant_before_unknown_startup_kg": 5.305539932242307, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 294.70123470010014, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 209.59676585368499, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 155.89819014919908, "warm_core_required_UA_W_K": 236.79327275918507, "cold_core_required_UA_W_K": 192.2363561828751, "recuperator_required_UA_W_K": 241.59393822864376, "recuperator_minimum_pinch_K": 40.45247993263392, "total_resource_availability_used_J": 388119.51833845733, "exergy_destroyed_J": 374439.0422998777, "total_entropy_generation_J_K": 1277.295044516043, "complete_first_law_residual_J": 1.7462298274040222e-10, "exergy_entropy_identity_residual_J": -2.9103830456733704e-10, "net_gain_from_base_J": -1234.3740283006518, "coolant_reduction_from_base_fraction": 0.5869299199160785 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 18396.845850756177, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 3994.301402914477, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 197535.6077382304, "heat_supplied_J": 167597.37788556272, "cold_bath_heat_received_J": 138319.81508918095, "coolant_nitrogen_boiloff_kg": 0.6944600677576932, "unspent_coolant_before_unknown_startup_kg": 5.305539932242307, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 13.756579616945494, "bypassed_air_retained_at_300K_kg": 16.243420383054506, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 209.59676585368499, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 155.89819014919908, "warm_core_required_UA_W_K": 249.7031673783723, "cold_core_required_UA_W_K": 192.2363561828751, "recuperator_required_UA_W_K": 241.59393822864376, "recuperator_minimum_pinch_K": 40.45247993263392, "total_resource_availability_used_J": 386357.0478768524, "exergy_destroyed_J": 367960.20202609623, "total_entropy_generation_J_K": 1255.1942760569534, "complete_first_law_residual_J": -2.0372681319713593e-10, "exergy_entropy_identity_residual_J": 3.4924596548080444e-10, "net_gain_from_base_J": 3481.9957838758455, "coolant_reduction_from_base_fraction": 0.5869299199160785 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 197981.60957920607, "heat_supplied_J": 166793.38931221352, "cold_bath_heat_received_J": 138865.07693669887, "coolant_nitrogen_boiloff_kg": 0.6971976551332174, "unspent_coolant_before_unknown_startup_kg": 5.302802344866783, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 294.7279009877734, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 209.98202908815557, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 156.15938304381623, "warm_core_required_UA_W_K": 236.319968686828, "cold_core_required_UA_W_K": 192.58295329317406, "recuperator_required_UA_W_K": 241.5979609018866, "recuperator_minimum_pinch_K": 40.545099728342365, "total_resource_availability_used_J": 389636.35148420365, "exergy_destroyed_J": 377183.6253268684, "total_entropy_generation_J_K": 1286.657429052938, "complete_first_law_residual_J": -8.731149137020111e-11, "exergy_entropy_identity_residual_J": -3.4924596548080444e-10, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": 0.5853015823212391 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 17188.25720417409, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 3975.1401682521514, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 197981.60957920607, "heat_supplied_J": 166793.38931221352, "cold_bath_heat_received_J": 138865.07693669887, "coolant_nitrogen_boiloff_kg": 0.6971976551332174, "unspent_coolant_before_unknown_startup_kg": 5.302802344866783, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 13.69058733854634, "bypassed_air_retained_at_300K_kg": 16.30941266145366, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 209.98202908815557, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 156.15938304381623, "warm_core_required_UA_W_K": 249.31237881067264, "cold_core_required_UA_W_K": 192.58295329317406, "recuperator_required_UA_W_K": 241.5979609018866, "recuperator_minimum_pinch_K": 40.545099728342365, "total_resource_availability_used_J": 387875.7974977108, "exergy_destroyed_J": 370687.54029353673, "total_entropy_generation_J_K": 1264.4978348747616, "complete_first_law_residual_J": -2.1464074961841106e-10, "exergy_entropy_identity_residual_J": 4.0745362639427185e-10, "net_gain_from_base_J": 2273.407137293758, "coolant_reduction_from_base_fraction": 0.5853015823212391 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 10016.740964902267, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 198863.209433375, "heat_supplied_J": 165199.2001285035, "cold_bath_heat_received_J": 139947.8467447391, "coolant_nitrogen_boiloff_kg": 0.7026339000687156, "unspent_coolant_before_unknown_startup_kg": 5.297366099931285, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 294.7807762509147, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 210.74596966668375, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 156.67807046159896, "warm_core_required_UA_W_K": 235.37552564115774, "cold_core_required_UA_W_K": 193.26782488799168, "recuperator_required_UA_W_K": 241.60589024424232, "recuperator_minimum_pinch_K": 40.72818550010189, "total_resource_availability_used_J": 392648.2462200998, "exergy_destroyed_J": 382631.5052551975, "total_entropy_generation_J_K": 1305.2413619484812, "complete_first_law_residual_J": -2.3646862246096134e-10, "exergy_entropy_identity_residual_J": 2.9103830456733704e-10, "net_gain_from_base_J": -4898.109101978065, "coolant_reduction_from_base_fraction": 0.5820680628791313 }, { "recuperator_effectiveness_target": 0.7, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 14790.265876402576, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 3937.1463035906645, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 198863.209433375, "heat_supplied_J": 165199.2001285035, "cold_bath_heat_received_J": 139947.8467447391, "coolant_nitrogen_boiloff_kg": 0.7026339000687156, "unspent_coolant_before_unknown_startup_kg": 5.297366099931285, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 13.55973451312114, "bypassed_air_retained_at_300K_kg": 16.440265486878857, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 210.74596966668375, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 156.67807046159896, "warm_core_required_UA_W_K": 248.53277631774571, "cold_core_required_UA_W_K": 193.26782488799168, "recuperator_required_UA_W_K": 241.60589024424232, "recuperator_minimum_pinch_K": 40.72818550010189, "total_resource_availability_used_J": 390891.7062738761, "exergy_destroyed_J": 376101.4403974735, "total_entropy_generation_J_K": 1282.9658550144059, "complete_first_law_residual_J": -1.8189894035458565e-10, "exergy_entropy_identity_residual_J": 4.656612873077393e-10, "net_gain_from_base_J": -124.58419047775533, "coolant_reduction_from_base_fraction": 0.5820680628791313 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 239318.78867921708, "heat_supplied_J": 126173.32320980489, "cold_bath_heat_received_J": 95539.19730969588, "coolant_nitrogen_boiloff_kg": 0.47967210912210523, "unspent_coolant_before_unknown_startup_kg": 5.520327890877895, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.07516686181685, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 229.45505768223472, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 135.42578251287145, "warm_core_required_UA_W_K": 209.3581927559455, "cold_core_required_UA_W_K": 160.67427398922572, "recuperator_required_UA_W_K": 581.821494468092, "recuperator_minimum_pinch_K": 20.149165322448823, "total_resource_availability_used_J": 268461.85473559215, "exergy_destroyed_J": 253547.0046687118, "total_entropy_generation_J_K": 864.9053544898918, "complete_first_law_residual_J": 1.178705133497715e-09, "exergy_entropy_identity_residual_J": 2.9103830456733704e-11, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.7146874158382499 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 20618.46778110195, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 3007.053500869355, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 239318.78867921708, "heat_supplied_J": 126173.32320980489, "cold_bath_heat_received_J": 95539.19730969588, "coolant_nitrogen_boiloff_kg": 0.47967210912210523, "unspent_coolant_before_unknown_startup_kg": 5.520327890877895, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 10.356447028994937, "bypassed_air_retained_at_300K_kg": 19.643552971005064, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 229.45505768223472, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 135.42578251287145, "warm_core_required_UA_W_K": 227.14694905205025, "cold_core_required_UA_W_K": 160.67427398922572, "recuperator_required_UA_W_K": 581.821494468092, "recuperator_minimum_pinch_K": 20.149165322448823, "total_resource_availability_used_J": 266892.01916558045, "exergy_destroyed_J": 246273.55138447852, "total_entropy_generation_J_K": 840.0939839143041, "complete_first_law_residual_J": -1.0186340659856796e-10, "exergy_entropy_identity_residual_J": 2.9103830456733704e-10, "net_gain_from_base_J": 5703.617714221618, "coolant_reduction_from_base_fraction": 0.7146874158382499 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 13680.47603857968, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 239864.66653927977, "heat_supplied_J": 125268.31908451335, "cold_bath_heat_received_J": 95990.75628813158, "coolant_nitrogen_boiloff_kg": 0.481939244012062, "unspent_coolant_before_unknown_startup_kg": 5.518060755987938, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.10518358239034, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 229.88907449204356, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 135.64161679412177, "warm_core_required_UA_W_K": 208.6769718914827, "cold_core_required_UA_W_K": 161.06247705974997, "recuperator_required_UA_W_K": 581.8535721856274, "recuperator_minimum_pinch_K": 20.195906577556613, "total_resource_availability_used_J": 269712.569166528, "exergy_destroyed_J": 256032.09312794832, "total_entropy_generation_J_K": 873.3825452087623, "complete_first_law_residual_J": 1.6007106751203537e-10, "exergy_entropy_identity_residual_J": -3.2014213502407074e-10, "net_gain_from_base_J": -1234.3740283006518, "coolant_reduction_from_base_fraction": 0.713338906926025 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 19405.662462842596, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 2985.4847908280576, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 239864.66653927977, "heat_supplied_J": 125268.31908451335, "cold_bath_heat_received_J": 95990.75628813158, "coolant_nitrogen_boiloff_kg": 0.481939244012062, "unspent_coolant_before_unknown_startup_kg": 5.518060755987938, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 10.282163281478685, "bypassed_air_retained_at_300K_kg": 19.717836718521315, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 229.88907449204356, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 135.64161679412177, "warm_core_required_UA_W_K": 226.58911708248937, "cold_core_required_UA_W_K": 161.06247705974997, "recuperator_required_UA_W_K": 581.8535721856274, "recuperator_minimum_pinch_K": 20.195906577556613, "total_resource_availability_used_J": 268149.0731070652, "exergy_destroyed_J": 248743.41064422263, "total_entropy_generation_J_K": 848.5192244387592, "complete_first_law_residual_J": -1.5279510989785194e-10, "exergy_entropy_identity_residual_J": 3.7834979593753815e-10, "net_gain_from_base_J": 4490.812395962264, "coolant_reduction_from_base_fraction": 0.713338906926025 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 240406.24020332168, "heat_supplied_J": 124368.75868809794, "cold_bath_heat_received_J": 96440.44631258328, "coolant_nitrogen_boiloff_kg": 0.4841969954748538, "unspent_coolant_before_unknown_startup_kg": 5.5158030045251465, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.13501974810896, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 230.32048678374292, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 135.85656433040953, "warm_core_required_UA_W_K": 207.995717435003, "cold_core_required_UA_W_K": 161.4476466148115, "recuperator_required_UA_W_K": 581.8853117453598, "recuperator_minimum_pinch_K": 20.242281014935656, "total_resource_availability_used_J": 270958.0338779107, "exergy_destroyed_J": 258505.30772057542, "total_entropy_generation_J_K": 881.8192315216645, "complete_first_law_residual_J": 1.1641532182693481e-09, "exergy_entropy_identity_residual_J": -4.94765117764473e-10, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": 0.7119959793469689 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 18199.35155277267, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 2964.0458196535697, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 240406.24020332168, "heat_supplied_J": 124368.75868809794, "cold_bath_heat_received_J": 96440.44631258328, "coolant_nitrogen_boiloff_kg": 0.4841969954748538, "unspent_coolant_before_unknown_startup_kg": 5.5158030045251465, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 10.208326361297337, "bypassed_air_retained_at_300K_kg": 19.79167363870266, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 230.32048678374292, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 135.85656433040953, "warm_core_required_UA_W_K": 226.03135266590223, "cold_core_required_UA_W_K": 161.4476466148115, "recuperator_required_UA_W_K": 581.8853117453598, "recuperator_minimum_pinch_K": 20.242281014935656, "total_resource_availability_used_J": 269400.9292044268, "exergy_destroyed_J": 251201.57765165414, "total_entropy_generation_J_K": 856.9045800840998, "complete_first_law_residual_J": -1.673470251262188e-10, "exergy_entropy_identity_residual_J": 2.9103830456733704e-10, "net_gain_from_base_J": 3284.5014858923387, "coolant_reduction_from_base_fraction": 0.7119959793469689 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 10016.740964902267, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 241476.75431195536, "heat_supplied_J": 122585.65524992318, "cold_bath_heat_received_J": 97334.30186615878, "coolant_nitrogen_boiloff_kg": 0.4886847616557254, "unspent_coolant_before_unknown_startup_kg": 5.511315238344275, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.194160824002, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 231.1756476791949, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 136.28383804317644, "warm_core_required_UA_W_K": 206.63296591878805, "cold_core_required_UA_W_K": 162.20906698147058, "recuperator_required_UA_W_K": 581.9477976598438, "recuperator_minimum_pinch_K": 20.33395308167937, "total_resource_availability_used_J": 273433.4472701065, "exergy_destroyed_J": 263416.70630520425, "total_entropy_generation_J_K": 898.5731069595971, "complete_first_law_residual_J": 1.0877556633204222e-09, "exergy_entropy_identity_residual_J": -1.6298145055770874e-09, "net_gain_from_base_J": -4898.109101978065, "coolant_reduction_from_base_fraction": 0.7093266222135688 }, { "recuperator_effectiveness_target": 0.85, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 15805.862565557785, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 2921.549614435453, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 241476.75431195536, "heat_supplied_J": 122585.65524992318, "cold_bath_heat_received_J": 97334.30186615878, "coolant_nitrogen_boiloff_kg": 0.4886847616557254, "unspent_coolant_before_unknown_startup_kg": 5.511315238344275, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 10.061967243261197, "bypassed_air_retained_at_300K_kg": 19.938032756738803, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 231.1756476791949, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 136.28383804317644, "warm_core_required_UA_W_K": 224.91590597695313, "cold_core_required_UA_W_K": 162.20906698147058, "recuperator_required_UA_W_K": 581.9477976598438, "recuperator_minimum_pinch_K": 20.33395308167937, "total_resource_availability_used_J": 271889.2767246147, "exergy_destroyed_J": 256083.41415905693, "total_entropy_generation_J_K": 873.5576126865315, "complete_first_law_residual_J": -1.2005330063402653e-10, "exergy_entropy_identity_residual_J": 2.6193447411060333e-10, "net_gain_from_base_J": 891.0124986774536, "coolant_reduction_from_base_fraction": 0.7093266222135688 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 14914.850066880332, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 253396.36448387694, "heat_supplied_J": 112095.74740514503, "cold_bath_heat_received_J": 81461.62150503602, "coolant_nitrogen_boiloff_kg": 0.4089930510213919, "unspent_coolant_before_unknown_startup_kg": 5.591006948978608, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.54208479895317, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 236.2069794430824, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 128.70062110896768, "warm_core_required_UA_W_K": 198.26176325752965, "cold_core_required_UA_W_K": 147.7872574253869, "recuperator_required_UA_W_K": 916.4464504387383, "recuperator_minimum_pinch_K": 13.424003918545054, "total_resource_availability_used_J": 229039.98266981545, "exergy_destroyed_J": 214125.13260293513, "total_entropy_generation_J_K": 730.4285608150594, "complete_first_law_residual_J": 1.2369127944111824e-09, "exergy_entropy_identity_residual_J": 4.656612873077393e-10, "net_gain_from_base_J": 0.0, "coolant_reduction_from_base_fraction": 0.7567278520640294 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 0.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 20953.97470546793, "generator_DC_J": 25625.521281971305, "warm_air_blower_DC_J": 2671.5465765033764, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 82505.91331682453, "compressor_shaft_J": 51871.787416715495, "internally_recovered_heat_J": 253396.36448387694, "heat_supplied_J": 112095.74740514503, "cold_bath_heat_received_J": 81461.62150503602, "coolant_nitrogen_boiloff_kg": 0.4089930510213919, "unspent_coolant_before_unknown_startup_kg": 5.591006948978608, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 9.200943913053461, "bypassed_air_retained_at_300K_kg": 20.79905608694654, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.27661719042263, "compressed_gas_after_recuperator_K": 236.2069794430824, "turbine_gas_before_recuperator_K": 250.23360151780332, "turbine_gas_after_recuperator_K": 128.70062110896768, "warm_core_required_UA_W_K": 218.07154704329923, "cold_core_required_UA_W_K": 147.7872574253869, "recuperator_required_UA_W_K": 916.4464504387383, "recuperator_minimum_pinch_K": 13.424003918545054, "total_resource_availability_used_J": 227579.03246870296, "exergy_destroyed_J": 206625.05776323503, "total_entropy_generation_J_K": 704.8441335945244, "complete_first_law_residual_J": -9.822542779147625e-11, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "net_gain_from_base_J": 6039.124638587597, "coolant_reduction_from_base_fraction": 0.7567278520640294 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 13680.47603857968, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 253974.35280629626, "heat_supplied_J": 111158.6328174969, "cold_bath_heat_received_J": 81881.07002111513, "coolant_nitrogen_boiloff_kg": 0.411098969430185, "unspent_coolant_before_unknown_startup_kg": 5.588901030569815, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.5731665431537, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 236.65648977159148, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 128.900892952892, "warm_core_required_UA_W_K": 197.48255543873546, "cold_core_required_UA_W_K": 148.19507917169906, "recuperator_required_UA_W_K": 916.5312720309585, "recuperator_minimum_pinch_K": 13.455182736326847, "total_resource_availability_used_J": 230199.3381451697, "exergy_destroyed_J": 216518.86210659, "total_entropy_generation_J_K": 738.59410577039, "complete_first_law_residual_J": -4.0745362639427185e-10, "exergy_entropy_identity_residual_J": 2.0372681319713593e-10, "net_gain_from_base_J": -1234.3740283006518, "coolant_reduction_from_base_fraction": 0.7554752359293405 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 500.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 19741.934666871402, "generator_DC_J": 24391.147253670653, "warm_air_blower_DC_J": 2649.212586799251, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 81508.47647832608, "compressor_shaft_J": 52230.91368194434, "internally_recovered_heat_J": 253974.35280629626, "heat_supplied_J": 111158.6328174969, "cold_bath_heat_received_J": 81881.07002111513, "coolant_nitrogen_boiloff_kg": 0.411098969430185, "unspent_coolant_before_unknown_startup_kg": 5.588901030569815, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 9.124024502989748, "bypassed_air_retained_at_300K_kg": 20.875975497010252, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.44571021656516, "compressed_gas_after_recuperator_K": 236.65648977159148, "turbine_gas_before_recuperator_K": 250.71284793525464, "turbine_gas_after_recuperator_K": 128.900892952892, "warm_core_required_UA_W_K": 217.43508366291485, "cold_core_required_UA_W_K": 148.19507917169906, "recuperator_required_UA_W_K": 916.5312720309585, "recuperator_minimum_pinch_K": 13.455182736326847, "total_resource_availability_used_J": 228746.41485046947, "exergy_destroyed_J": 209004.48018359806, "total_entropy_generation_J_K": 712.9608738993613, "complete_first_law_residual_J": -1.5279510989785194e-10, "exergy_entropy_identity_residual_J": 2.9103830456733704e-10, "net_gain_from_base_J": 4827.084599991071, "coolant_reduction_from_base_fraction": 0.7554752359293405 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 12452.726157335266, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 254547.78374469353, "heat_supplied_J": 110227.21514672606, "cold_bath_heat_received_J": 82298.90277121146, "coolant_nitrogen_boiloff_kg": 0.4131967755887328, "unspent_coolant_before_unknown_startup_kg": 5.586803224411267, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.60405933488744, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 237.10327320054137, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 129.1004003008647, "warm_core_required_UA_W_K": 196.7026739834241, "cold_core_required_UA_W_K": 148.59975657873792, "recuperator_required_UA_W_K": 916.6151926914044, "recuperator_minimum_pinch_K": 13.486116985390822, "total_resource_availability_used_J": 231354.1554301788, "exergy_destroyed_J": 218901.42927284352, "total_entropy_generation_J_K": 746.7215735044991, "complete_first_law_residual_J": 4.656612873077393e-10, "exergy_entropy_identity_residual_J": -3.7834979593753815e-10, "net_gain_from_base_J": -2462.1239095450655, "coolant_reduction_from_base_fraction": 0.7542274450222121 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 1000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 18536.38300230553, "generator_DC_J": 23163.39737242624, "warm_air_blower_DC_J": 2627.0143701207085, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 80517.2127898325, "compressor_shaft_J": 52588.900414317875, "internally_recovered_heat_J": 254547.78374469353, "heat_supplied_J": 110227.21514672606, "cold_bath_heat_received_J": 82298.90277121146, "coolant_nitrogen_boiloff_kg": 0.4131967755887328, "unspent_coolant_before_unknown_startup_kg": 5.586803224411267, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 9.047572702214334, "bypassed_air_retained_at_300K_kg": 20.95242729778567, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.61428331547387, "compressed_gas_after_recuperator_K": 237.10327320054137, "turbine_gas_before_recuperator_K": 251.189130169905, "turbine_gas_after_recuperator_K": 129.1004003008647, "warm_core_required_UA_W_K": 216.7981678838607, "cold_core_required_UA_W_K": 148.59975657873792, "recuperator_required_UA_W_K": 916.6151926914044, "recuperator_minimum_pinch_K": 13.486116985390822, "total_resource_availability_used_J": 229909.3064399989, "exergy_destroyed_J": 211372.9234376934, "total_entropy_generation_J_K": 721.0401618205464, "complete_first_law_residual_J": -1.0186340659856796e-10, "exergy_entropy_identity_residual_J": 2.3283064365386963e-10, "net_gain_from_base_J": 3621.532935425199, "coolant_reduction_from_base_fraction": 0.7542274450222121 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": false, "net_steady_DC_J": 10016.740964902267, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 8710.671215090973, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 255681.26927148216, "heat_supplied_J": 108381.1402903964, "cold_bath_heat_received_J": 83129.78690663201, "coolant_nitrogen_boiloff_kg": 0.4173683821847286, "unspent_coolant_before_unknown_startup_kg": 5.582631617815271, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 30.0, "bypassed_air_retained_at_300K_kg": 0.0, "heat_source_final_K": 296.665289015031, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 237.98881716118004, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 129.4971529345656, "warm_core_required_UA_W_K": 195.14070508917973, "cold_core_required_UA_W_K": 149.39986172651112, "recuperator_required_UA_W_K": 916.7803898290178, "recuperator_minimum_pinch_K": 13.547267973068529, "total_resource_availability_used_J": 233650.36255420346, "exergy_destroyed_J": 223633.62158930118, "total_entropy_generation_J_K": 762.8641364124138, "complete_first_law_residual_J": -1.7826096154749393e-10, "exergy_entropy_identity_residual_J": 2.0954757928848267e-09, "net_gain_from_base_J": -4898.109101978065, "coolant_reduction_from_base_fraction": 0.7517461419917146 }, { "recuperator_effectiveness_target": 0.9, "recuperator_pressure_loss_each_side_Pa_target": 2000.0, "warm_air_bypass_enabled": true, "net_steady_DC_J": 16144.394795276192, "generator_DC_J": 20727.41217999324, "warm_air_blower_DC_J": 2583.0173847170495, "compressor_motor_DC_J": 0.0, "controls_DC_J": 2000.0, "turbine_shaft_J": 78552.84312762332, "compressor_shaft_J": 53301.489743858925, "internally_recovered_heat_J": 255681.26927148216, "heat_supplied_J": 108381.1402903964, "cold_bath_heat_received_J": 83129.78690663201, "coolant_nitrogen_boiloff_kg": 0.4173683821847286, "unspent_coolant_before_unknown_startup_kg": 5.582631617815271, "prepared_heat_source_air_kg": 30.0, "active_heat_source_air_kg": 8.89604481997455, "bypassed_air_retained_at_300K_kg": 21.10395518002545, "heat_source_final_K": 288.1375619304995, "compressed_gas_before_recuperator_K": 115.94988496149708, "compressed_gas_after_recuperator_K": 237.98881716118004, "turbine_gas_before_recuperator_K": 252.132975621819, "turbine_gas_after_recuperator_K": 129.4971529345656, "warm_core_required_UA_W_K": 215.52282070343944, "cold_core_required_UA_W_K": 149.39986172651112, "recuperator_required_UA_W_K": 916.7803898290178, "recuperator_minimum_pinch_K": 13.547267973068529, "total_resource_availability_used_J": 232221.80020819427, "exergy_destroyed_J": 216077.40541291807, "total_entropy_generation_J_K": 737.0881985772397, "complete_first_law_residual_J": -1.3460521586239338e-10, "exergy_entropy_identity_residual_J": 2.6193447411060333e-10, "net_gain_from_base_J": 1229.5447283958601, "coolant_reduction_from_base_fraction": 0.7517461419917146 } ], "comparison": "Same prepared 6 kg liquid nitrogen and 30 kg air at 300 K available. The bypass mode processes less of the prepared air and retains the rest unchanged. It matches the baseline active-stream outlet temperature. The recuperator has an explicit pressure loss on each nitrogen side.", "limits": [ "Machine efficiencies, generator/motor and shaft targets are inherited from the pressure-loop screen.", "Recuperator effectiveness, pressure loss and required conductance are targets, not a core geometry or measured map.", "Startup, working-gas inventory, wetted-metal transients and installed mass remain unqualified.", "The extra core is not free hardware. No driving-energy or vehicle-performance credit is assigned." ] }