{ "revision": 1, "date": "2026-10-11", "status": "PASS", "requirement": { "id": "DRAFT-001", "max_draft_m": 0.52, "reference": "float hull skin", "confirmed_by_user": true, "appendages_included": false }, "source_sha256": "2017ed784828a44002d722219b461f099f2ce543aaeb2514e268bc50aad25202", "independent": { "draft_m": 0.52, "volume_m3": 6.77473050417466, "mass_kg": 6944.098766779027, "LCB_m": -0.6875874950766016, "KB_m": 0.3218507317983106, "wetted_area_m2": 33.944293350794126, "integral_x2_m5": 56.22020356271863, "integral_y2_m5": 64.57054881963307, "waterplane_area_m2": 20.579338314239415, "IT_m4": 196.40740788958055, "IL_m4": 222.35203917327112 }, "ship": { "mass_kg": 6944.098766779229, "volume_m3": 6.774730504174857, "LCB_m": -0.6875874950766598, "TCB_m": 1.4414780032920921e-15, "KB_m": 0.32185073179831486, "waterplane_area_m2": 20.579338337549657, "IT_m4": 196.40740795743065, "IL_m4": 222.3520396414641, "waterplanes": 2, "elapsed_seconds": 36.25555753707886 }, "mass_limits_upright": 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"dry_allocations": [ { "item": "Корпус, мост и надстройка", "target_kg": 2500 }, { "item": "Интерьер", "target_kg": 300 }, { "item": "Судовые системы", "target_kg": 350 }, { "item": "Кайт и запуск", "target_kg": 220 }, { "item": "Установленные моторы и движители", "target_kg": 200 }, { "item": "Распределение энергии", "target_kg": 130 }, { "item": "PV с креплениями", "target_kg": 197.43627958915454 }, { "item": "АКБ 30 кВтч: прежние условные 115 Втч/кг", "target_kg": 260.8695652173913 }, { "item": "Локальный ИИ и дополнительные датчики: резерв", "target_kg": 30 } ], "dry_subtotal_kg": 4188.305844806546, "dry_contingency_fraction": 0.15, "dry_contingency_kg": 628.2458767209819, "proposed_cases": [ { "people": 2, "mass_kg": 5676.551721527528, "draft_by_density_m": { "1000": 0.4653520028554435, "1025": 0.4582286629945759 }, "payload": [ { "item": "Люди с непосредственным снаряжением", "target_kg": 180 }, { "item": "Вода", "target_kg": 300 }, { "item": "Продукты на условные 30 суток", 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"eff_total_reported_pct": 86.9, "time_s": 45.63, "eff_dc_shaft_calculated_pct": 86.95225299710624, "shaft_power_from_torque_W": 16829.053172753098, "shaft_power_relative_difference": 0.00012201656582265982, "dc_power_UI_relative_difference": 0.002767672591980225 } ], "sample_curve_is_not_efficiency_map": true, "heat_at_20kw_and_0_884_dc_eff_kW": 2.624434389140273, "hypothetical_pair_20kw_each_dc_kw": 45.248868778280546, "hpm10_bare_pair_saving_kg": 56, "hpm10_saving_draft_mm_at_052_sea": 2.65480578176124, "hpm10_not_selected": true, "nominal_voltage_V": 72, "voltage_selected_by_user": true, "propulsion_inputs": "calculations/draft-052/propulsion-inputs.yaml", "selected_voltage_test": "72V_2020, serial 2072122003001" }, "water_reserve_days_for_8_at_15L_day": 2.5, "all_bridge_and_superstructure_geometry_retained": true, "verification": { "relative_errors": { "mass_kg": 2.907617396796383e-14, "volume_m3": 2.910456866910442e-14, "LCB_m": 8.4769879048378e-14, "KB_m": 1.3280562144209762e-14, "waterplane_area_m2": 1.1327012690636794e-09, "IT_m4": 3.454558870717321e-10, "IL_m4": 2.1056383437622336e-09 }, "areas_stations": 41, "areas_integrated_volume_m3": 6.774750616731812, "areas_relative_error": 2.9687612134210703e-06 }, "limitations": [ "Upright geometric mass is not an approved safe displacement.", "Maximum local draft with heel/trim needs real CG and load equilibrium.", "No materials, physical scantlings, tank free surfaces or confirmed lightship mass.", "Allocation does not authorize removal of structural members or safety equipment.", "Motor examples do not prove marine durability or continuous shaft power.", "30 kWh battery, 300 kg water and 30 kg AI allocation are proposals, not selected hardware." ] }