{ "physical_measurements": 0, "original_energy_guard_batch": { "physical_measurements": 0, "plan_sha256": "2e3e9a393296a6c27868c5625c4dba7a672ac9b3170e66c049926a6a5ab6426f", "independent_limiting_cases": { "zero_friction_closed_form_error_rad_s": 9.237055564881302e-14, "zero_friction_work_error_J": 5.6417093219351955e-12, "rolling_equilibrium_error_rad_s": 2.7355895326763857e-13, "pack_cycle_balance_J": 3.41970007866621e-10, "chemical_exhaustion_constraint_pass": true }, "fresh_combination_count": 32, "passed": 31, "wall_s": 0.5036958019481972, "classification": "Fresh synthetic combinations after parameter freeze, not experiments, probability estimates or proof of vehicle safety." }, "retained_failure": [ { "id": "fresh-02", "pass": false, "checks": { "stopped": false, "lane": true, "heading": true, "suspension": true, "mechanical_energy": true, "DC_energy": true, "pack_energy": true, "gross_DC_power": true, "brake_power": true, "tyre_dissipation": true }, "failure": "Pulse supply cannot power required actuation", "distance_m": 1602.7266619412478, "peak_lateral_m": 0.004332022369529871, "peak_heading_deg": 0.01144926198434034, "peak_temperature_C": 182.93464932626054 } ], "guard_repaired_case": { "model_source_sha256": "ca7aca20e2a93bfa9b83a48aa79dc4b10ca74690850d0e067c437f7b17c2f276", "scenario": "fresh-02", "scenario_name": "Fresh combined requirement 2", "settings": { "slip_target": 0.12, "kp": 24000000.0, "ki": 120000000.0, "steer_scale": 1.0, "air_trim": true, "observer_tau": 0.015, "power_reserve": 0.94, "brake_gain_bound": 1.15, "pulse_control_reserve_J": 100000.0, "fan_reserve_horizon_s": 3.0, "actuator_scale": 1.04812263127691, "sensor_bias_ms": 0.2625472995771518, "grip_scale": 1.0, "tyre_B": 12.620439003955244, "initial_temp_C": 143.57023340110123, "brake_torque_scale": 1.06740656528907, "inertial_feedforward": 0.5 }, "mass_kg": 2587.036, "dt_s": 0.001, "air_system_enabled": true, "stopped": true, "failure": null, "distance_m": 1616.7524649372822, "time_s": 52.971999999967245, "within_lane_test": true, "within_heading_test": true, "within_suspension_travel_target": true, "peaks": { "lateral_m": 0.004332022369529871, "heading_deg": 0.01144926198434034, "yaw_deg_s": 0.06630522836233736, "footprint_m": 1.0047708212257538, "slip": 0.18873695486444456, "pressure_Pa": 7774422.137585641, "node_W": 217391.3043478261, "brake_mechanical_W": 2260846.981639397, "suspension_travel_m": 0.049107564705457685, "temperature_C": 182.93464932626054, "minimum_normal_N": 4901.6837662036305, "minimum_contact_dissipation_W": 0.0, "maximum_implicit_iteration_residual": 5.9614535530272406e-12 }, "initial_mechanical_energy_J": 16549988.653090509, "final_mechanical_energy_J": 2.141954626761135, "mechanical_energy_residual_J": 1.5012919902801514e-06, "pulse_energy_residual_J": -6.491609383374453e-08, "aux_energy_residual_J": 2.5029294192790985e-09, "pulse_remaining_J": 100545.42700901857, "aux_remaining_J": 118705.78478939962, "final_rotor_temperature_C": [ 160.76478152179035, 158.71980303828911, 173.1922120128519, 173.62405424259163 ], "final_suspension_state": [ 1.1777077932742803e-08, -8.836673083914351e-08, 8.785455186932821e-11, -6.635957742606861e-09, 2.5183422081756762e-08, -2.14076222612819e-11 ], "final_wheel_rad_s": [ 0.11765145681779587, 0.117655571646949, 0.11267815408045072, 0.11268106983688164 ], "pack": { "series_cells": 216, "parallel_cells": 10, "pack_mass_target_kg": 207.036, "chemical_window_initial_J": 10000000.0, "chemical_remaining_J": 343070.77532186906, "DC_exchange_window_initial_J": 8000000.0, "DC_exchange_window_remaining_J": 100545.42700901857, "node_net_work_J": 7899454.572989404, "cell_Joule_heat_J": 1513104.0323707643, "converter_loss_heat_J": 244370.61931569737, "cell_temperature_C": 35.96261543186329, "maximum_cell_current_A": 34.46200692653388, "minimum_cell_voltage_V": 3.0107598614693227, "maximum_cell_voltage_V": 3.761252533067945, "energy_residual_J": 1.1685895712101706e-07, "OCV_nominal_V_assumed": 3.7, "OCV_window_V_target": [ 3.4, 4.0 ], "DC_resistance_ohm_upper_target": 0.02, "classification": "Finite cell/pack requirements model. Electrical property windows and assembled mass remain unmeasured targets." }, "physical_measurements": 0 }, "guard_validation": { "physical_measurements": 0, "plan_sha256": "ea3481ffcf17284099487f522f6326a894958b4aab4d260eed26d8b93e70a3f6", "independent_limiting_cases": { "zero_friction_closed_form_error_rad_s": 9.237055564881302e-14, "zero_friction_work_error_J": 5.6417093219351955e-12, "rolling_equilibrium_error_rad_s": 2.7355895326763857e-13, "pack_cycle_balance_J": 3.41970007866621e-10, "chemical_exhaustion_constraint_pass": true }, "regression_count": 32, "fresh_after_guard_freeze_count": 32, "passed": 64, "total": 64, "wall_s": 1002.006441308069, "classification": "Sampled model checks. The original 31/32 batch remains a retained development result, not fresh confirmation of this revision." }, "observer_validation": { "physical_measurements": 0, "plan_sha256": "5c8ff2af8d1ede8ad9cd8306d2cc665f7ed4ba90e98bf15c327fdad86e09122d", "independent_limiting_cases": { "zero_friction_closed_form_error_rad_s": 9.237055564881302e-14, "zero_friction_work_error_J": 5.6417093219351955e-12, "rolling_equilibrium_error_rad_s": 2.7355895326763857e-13, "pack_cycle_balance_J": 3.41970007866621e-10, "chemical_exhaustion_constraint_pass": true }, "regression_count": 64, "fresh_after_observer_freeze_count": 32, "passed": 96, "total": 96, "wall_s": 508.18574386800174, "classification": "Previous sampled cases are regressions after the estimator revision. Only the new 32 combinations are fresh for the final frozen model." }, "timestep_weakness_before_estimator_revision": { "physical_measurements": 0, "model_source_sha256": "ca7aca20e2a93bfa9b83a48aa79dc4b10ca74690850d0e067c437f7b17c2f276", "time_step_halved_s": [ 0.001, 0.0005 ], "changes": { "dry_braking_fraction": -4.9542361489018916e-05, "guard_low_grip_braking_fraction": -0.02417248740199629 }, "all_stopped": true, "pass": false, "fine_continuous_time_s": 34.87843469461582, "fine_dry_distance_m": 448.3538501480135, "scope": "Numerical time-step sensitivity, including energy-guard transition. No component-map validation." }, "grip_estimator_revision": "Finite-time updates and observed-capacity recovery replace a permanently latched early minimum.", "launch_development": { "wheel": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": true, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 2.0151521511827615, "200": 5.952645821089676, "300": 13.092709608924848, "400": 27.269572814562395 }, "distance_m": 2110.3330729555737, "time_s": 27.270000000010345, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.08337298620872724, "peak_suspension_travel_m": 0.05731837717561697, "peak_node_W": 217391.30434962013, "mechanical_energy_residual_J": 1.7790657125260623e-07, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 2222051.4260625304, "aux_remaining_J": 171922.9145688293, "preconditioning_DC_J": 64801.950589199216, "initial_suspension_state": [ 0.039642857147475986, 0.00318877551057561, 1.4906324177692133e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.873098079070798e-05, -0.0031316368255101122, -1.4698323718029168e-20, -3.581281216985422e-07, 3.03030188026326e-05, 1.463177170488666e-22 ], "final_wheel_rad_s": [ 332.44358528650434, 332.44358528650434, 318.4198317208229, 318.4198317208229 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 21.4939881330356 }, "rear": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": true, "rear_policy": "rear", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 2.1547698898016336, "200": 6.933794741348104, "300": 15.806721431940609, "400": 35.601178030686484 }, "distance_m": 2840.7377323848273, "time_s": 35.60200000000773, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.0831651601390356, "peak_suspension_travel_m": 0.05737056256446094, "peak_node_W": 217391.30434959425, "mechanical_energy_residual_J": -1.501547330917674e-08, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 203800.5406023478, "aux_remaining_J": 163590.9145688293, "preconditioning_DC_J": 84801.95058919922, "initial_suspension_state": [ 0.039642857147475986, 0.00318877551057561, 1.4906324177692133e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.1132264645449055e-05, -0.0025110800185063594, -1.1767042743555326e-20, -1.754342791411485e-07, 1.471861607999273e-05, 7.070375077512446e-23 ], "final_wheel_rad_s": [ 331.2095999588753, 331.2095999588753, 317.22740264333856, 317.22740264333856 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 28.644673240953125 }, "adaptive": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": true, "rear_policy": "adaptive", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 1.9881531269364294, "200": 5.9256467992895026, "300": 13.065710586921755, "400": 27.24257379259914 }, "distance_m": 2110.123647152646, "time_s": 27.243000000010312, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.0833557632244461, "peak_suspension_travel_m": 0.05737056256446094, "peak_node_W": 217391.30434962013, "mechanical_energy_residual_J": 3.894895144185284e-07, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 2050797.9778562933, "aux_remaining_J": 171949.9145688293, "preconditioning_DC_J": 84801.95058919922, "initial_suspension_state": [ 0.039642857147475986, 0.00318877551057561, 1.4906324177692133e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.873098114097269e-05, -0.003131636855150125, -1.469832386113403e-20, -3.5812814356300557e-07, 3.0303022289354794e-05, 1.463177305218111e-22 ], "final_wheel_rad_s": [ 332.44358167368114, 332.44358167368114, 318.41982823100693, 318.41982823100693 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 19.101156963035464 }, "boost-off": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": false, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 2.226413778046543, "200": 7.30947729232528, "300": 17.004221486780256, "400": 40.46832314552681 }, "distance_m": 3288.0989139159724, "time_s": 40.468999999996385, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.08337298620872724, "peak_suspension_travel_m": 0.05731837717561697, "peak_node_W": 30027.068781599573, "mechanical_energy_residual_J": 4.498360794968903e-08, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 7837695.081184507, "aux_remaining_J": 158723.9145688293, "preconditioning_DC_J": 64801.950589199216, "initial_suspension_state": [ 0.039642857147475986, 0.00318877551057561, 1.4906324177692133e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.092344991916538e-05, -0.0024920653924774827, -1.1671322097227427e-20, -1.3407630822490625e-07, 1.1214703885201486e-05, 5.377237300396787e-23 ], "final_wheel_rad_s": [ 331.22234696938506, 331.22234696938506, 317.2366594044971, 317.2366594044971 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 31.957667239010334 }, "air-off-boost-on": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": false, "traction_boost": true, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 3.395868759529057, "200": 7.430481532134416, "300": 14.396862683716742, "400": 27.31386861921461 }, "distance_m": 1989.6860127970697, "time_s": 27.3140000000104, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.08373213167604465, "peak_suspension_travel_m": 0.013709629177485503, "peak_node_W": 217391.30434961154, "mechanical_energy_residual_J": -8.490729186405588e-08, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 2896582.577718326, "aux_remaining_J": 171878.9145688293, "preconditioning_DC_J": 0.0, "initial_suspension_state": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.8976231919438495e-05, -0.0031543330324917923, -1.4813558976068823e-20, -4.1334995065319884e-07, 3.49880560388525e-05, 1.6897493289351812e-22 ], "final_wheel_rad_s": [ 332.42534610136545, 332.42534610136545, 318.4064675885123, 318.4064675885123 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 15.818878924008459 }, "air-off-boost-off": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2587.036, "fan_stages": 5, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": false, "traction_boost": false, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 3.3962232040807403, "200": 8.453606947352604, "300": 17.8266812520116, "400": 37.81989197090699 }, "distance_m": 2918.0410089673765, "time_s": 37.82000000000256, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.08373213167604465, "peak_suspension_travel_m": 0.013709629177485503, "peak_node_W": 1.5899549116906913e-06, "mechanical_energy_residual_J": -2.5143545201444795e-07, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 7999999.999992846, "aux_remaining_J": 161372.9145688293, "preconditioning_DC_J": 0.0, "initial_suspension_state": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.1175372920933654e-05, -0.0025146733097762206, -1.1784236527462368e-20, -1.783825026420928e-07, 1.492486843524942e-05, 7.157420819792776e-23 ], "final_wheel_rad_s": [ 331.20540277277746, 331.20540277277746, 317.22393973649093, 317.22393973649093 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 21.101994429016486 }, "four-by-three": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2567.036, "fan_stages": 4, "fan_parallel_branches": 3, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": true, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 2.0802067693215376, "200": 5.987168553441715, "300": 13.073744871656409, "400": 27.140009607912823 }, "distance_m": 2094.9004440000126, "time_s": 27.141000000010187, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.0833666691667709, "peak_suspension_travel_m": 0.051585379055971034, "peak_node_W": 217391.30434961634, "mechanical_energy_residual_J": 1.0868490107895923e-07, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 2296589.7117029214, "aux_remaining_J": 172051.9145688293, "preconditioning_DC_J": 52090.698182481225, "initial_suspension_state": [ 0.034694513200633104, 0.0027907426963186214, 1.3045670725294419e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.872326330094054e-05, -0.003131165544038001, -1.4696575970598672e-20, -3.607306291252508e-07, 3.0535540171692686e-05, 1.474762288806176e-22 ], "final_wheel_rad_s": [ 332.4862226838212, 332.4862226838212, 318.4611377460719, 318.4611377460719 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 23.631122180027887 }, "four-by-four": { "physical_measurements": 0, "model_sha256": "5b7a501d9fafb99caf23ac9bd3b2460dd9fe02173f76ca1fe693e4383b587a1f", "mass_kg": 2593.7026666666666, "fan_stages": 4, "fan_parallel_branches": 4, "floor_launch_target_N": 25000.0, "air_enabled": true, "traction_boost": true, "rear_policy": "wheel", "common_tyre_peak_parameter": 0.9399025624505065, "grip_multiplier": 1.0, "dt_s": 0.001, "time_to_speed_s": { "100": 2.0188399851649415, "200": 5.965912206231074, "300": 13.123813498284965, "400": 27.337572663844167 }, "distance_m": 2115.7331685831296, "time_s": 27.338000000010428, "completed": true, "failure": null, "peak_drive_slip_above_5ms": 0.08339100708875775, "peak_suspension_travel_m": 0.0573506678901564, "peak_node_W": 217391.30434962167, "mechanical_energy_residual_J": 4.254451653196156e-07, "pulse_initial_J": 8000000.0, "pulse_remaining_J": 2203762.410544871, "aux_remaining_J": 171854.9145688293, "preconditioning_DC_J": 68201.6005822153, "initial_suspension_state": [ 0.03964285713178571, 0.0031887755093135224, 1.4906324171792347e-20, 0.0, 0.0, 0.0 ], "final_suspension_state": [ 3.8733460259730654e-05, -0.0031317866017311524, -1.4698872576539676e-20, -3.572625884264766e-07, 3.0225754200840062e-05, 1.4593293329262001e-22 ], "final_wheel_rad_s": [ 332.43021992111744, 332.43021992111744, 318.40687712573435, 318.40687712573435 ], "scope": "Straight-line design comparison with the braking tyre law, finite pack terminal constraints and a fitted effective engine-power/drive-torque envelope. No measured Chiron acceleration fit or installed fan, tyre-load, structural or aerodynamic qualification.", "wall_s": 24.859896751935594 } }, "braking_blend": "Regenerative torque requests are limited by observed charging acceptance; friction demand supplies the rest.", "fan_startup": "The larger floor bank uses a 0.6 s startup instead of overlapping all startup loads in 0.3 s.", "limits": "These revisions are numerical design work. No physical measurements exist." }