452 lines
9.7 KiB
TOML
452 lines
9.7 KiB
TOML
# Engine definition. Dimensional keys state their units.
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schema_version = 2
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id = "f20"
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name = "F20C-inspired / 2.0 high-rev four"
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category = "Inline four / specials"
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description = "Unequal primaries / small junctions / staged collectors / EFI"
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order = 22
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cycle = "four_stroke"
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[simulation]
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cells_per_meter = 20.0
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[engine]
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bank_angle_deg = 60.0
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cylinders = 4
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initial_rpm = 1400.0
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initialize_phased_charge = true
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layout = "inline"
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maximum_load_torque_nm = 30.0
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minimum_substeps = 1
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phase_degrees = [0.0, 180.0, 540.0, 360.0]
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pipe_damping = 0.0
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starter_torque_nm = 49.9353
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throttle_diameter_mm = 65.0
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topology = "staged"
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[cylinder]
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afr = 14.7
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ambient_temperature_k = 300.0
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bore_mm = 87.0
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burn_duration_deg = 60.0
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burn_start_deg = 5.0
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compression = 10.0
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energy_variation = 0.05
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exhaust_valve_count = 1
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exhaust_valve_diameter_mm = 27.84
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fuel_lhv_j_per_kg = 4.4e+07
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heat_transfer = 100.0
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intake_valve_count = 1
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intake_valve_diameter_mm = 33.06
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misfire_probability = 0.0
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rod_mm = 151.2
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stroke_mm = 84.0
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wall_area = 0.02
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wiebe_a = 5.0
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wiebe_m = 2.0
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[crankshaft]
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friction_constant_nm = 7.989648
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friction_quadratic_nm_s2 = 0.0
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friction_viscous_nm_s = 0.007989648
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inertia_kg_m2 = 0.2396894
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[ecu]
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idle_base_opening = 0.05
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idle_control = "feedback"
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idle_ki = 4e-05
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idle_kp = 0.0001
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idle_max_opening = 0.25
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idle_minimum_advance_deg = -5.0
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idle_rpm = 1000.0
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idle_spark_gain = 0.02
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ignition_map = [[0.0, 10.0], [15000.0, 40.0]]
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overrun_cut_rpm = 3500.0
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overrun_fuel_cut_enabled = true
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overrun_ignition_cut_enabled = false
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overrun_resume_rpm = 2400.0
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power_afr = 12.8
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rev_limit_enabled = true
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rev_limit_fuel_cut_enabled = true
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rev_limit_rpm = 9000.0
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rev_resume_rpm = 8750.0
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stoichiometric_afr = 14.7
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throttle_closing_rate = 0.0
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throttle_closing_time_constant_s = 0.0
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throttle_rate = 1000.0
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throttle_time_constant_s = 0.001
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[vehicle]
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air_density = 1.225
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clutch_capacity = 439.4306
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clutch_engagement_rate = 8.0
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drag_coefficient = 0.7
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final_drive_ratio = 2.7
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frontal_area = 0.65
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gear_ratios = [4.1, 2.7, 2.0, 1.55, 1.25, 0.98]
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gravity = 9.80665
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mass_kg = 1400.0
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primary_reduction = 1.8
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rolling_resistance = 0.015
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rotational_inertia_kg_m2 = 1.2
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wheel_radius_mm = 320.0
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[fuel]
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system = "injection"
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[junctions]
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h_pipe = true
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[[pipes]]
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id = "intake"
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diameter_mm = 75.0
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[[pipes]]
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id = "runners"
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count = 4
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diameter_mm = 35.0
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[[pipes]]
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id = "primary_1"
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diameter_mm = 38.0
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[[pipes]]
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id = "primary_2"
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diameter_mm = 38.0
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[[pipes]]
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id = "primary_3"
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diameter_mm = 38.0
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[[pipes]]
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id = "primary_4"
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diameter_mm = 38.0
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[[pipes]]
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id = "tailpipe_9"
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diameter_mm = 60.0
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[[pipes]]
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id = "secondary_10"
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diameter_mm = 48.0
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[[pipes]]
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id = "secondary_11"
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diameter_mm = 48.0
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[cam.intake]
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points = [
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[0.000, 0.000000],
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[340.000, 0.000000],
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[345.000, 0.158131],
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[350.000, 0.596890],
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[355.000, 1.262822],
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[360.000, 2.102477],
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[365.000, 3.062400],
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[370.000, 4.089139],
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[375.000, 5.129242],
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[380.000, 6.129254],
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[385.000, 7.035725],
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[390.000, 7.795200],
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[395.000, 8.354227],
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[400.000, 8.659354],
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[402.500, 8.700000],
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[527.500, 8.700000],
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[532.500, 8.541869],
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[537.500, 8.103110],
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[542.500, 7.437178],
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[547.500, 6.597523],
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[552.500, 5.637600],
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[557.500, 4.610861],
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[562.500, 3.570758],
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[567.500, 2.570746],
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[572.500, 1.664275],
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[577.500, 0.904800],
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[582.500, 0.345773],
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[587.500, 0.040646],
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[590.000, 0.000000],
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[720.000, 0.000000]
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]
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[cam.exhaust]
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points = [
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[0.000, 0.000000],
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[130.000, 0.000000],
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[135.000, 0.131866],
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[140.000, 0.498953],
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[145.000, 1.058493],
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[150.000, 1.767720],
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[155.000, 2.583864],
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[160.000, 3.464160],
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[165.000, 4.365840],
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[170.000, 5.246136],
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[175.000, 6.062280],
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[180.000, 6.771507],
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[185.000, 7.331047],
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[190.000, 7.698134],
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[195.000, 7.830000],
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[325.000, 7.830000],
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[330.000, 7.698134],
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[335.000, 7.331047],
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[340.000, 6.771507],
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[345.000, 6.062280],
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[350.000, 5.246136],
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[355.000, 4.365840],
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[360.000, 3.464160],
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[365.000, 2.583864],
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[370.000, 1.767720],
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[375.000, 1.058493],
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[380.000, 0.498953],
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[385.000, 0.131866],
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[390.000, 0.000000],
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[720.000, 0.000000]
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]
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[valves.intake]
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mass_g = 35.0
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spring_rate_n_per_mm = 38.0
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damping_n_s_per_m = 24.0
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seat_force_n = 75.0
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maximum_lift_mm = 15.0
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seat_restitution = 0.005
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cam_restitution = 0.01
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stop_restitution = 0.01
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[valves.exhaust]
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mass_g = 35.0
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spring_rate_n_per_mm = 38.0
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damping_n_s_per_m = 24.0
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seat_force_n = 75.0
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maximum_lift_mm = 15.0
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seat_restitution = 0.005
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cam_restitution = 0.01
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stop_restitution = 0.01
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[valve_sound]
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mode_hz = 3600.0
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effective_mass_g = 180.0
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radiation_area_cm2 = 10.0
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damping_ratio = 0.9
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[[geometry.cylinders]]
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origin_mm = [ -157.5, 0, 0 ]
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tilt_deg = 0.0
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[[geometry.cylinders]]
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origin_mm = [ -52.5, 0, 0 ]
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tilt_deg = 0.0
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[[geometry.cylinders]]
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origin_mm = [ 52.5, 0, 0 ]
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tilt_deg = 0.0
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[[geometry.cylinders]]
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origin_mm = [ 157.5, 0, 0 ]
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tilt_deg = 0.0
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# intake
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[[geometry.pipes]]
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index = 0
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points_mm = [
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[ -410, 194.5333, -363.1 ],
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[ -210, 194.5333, -363.1 ]
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]
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# runners 1
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[[geometry.pipes]]
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index = 1
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points_mm = [
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[ -157.5, 194.5333, -284.8 ],
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[ -157.5, 194.5333, -34.8 ]
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]
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# runners 2
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[[geometry.pipes]]
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index = 2
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points_mm = [
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[ -52.5, 194.5333, -284.8 ],
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[ -52.5, 194.5333, -34.8 ]
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]
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# runners 3
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[[geometry.pipes]]
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index = 3
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points_mm = [
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[ 52.5, 194.5333, -284.8 ],
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[ 52.5, 194.5333, -34.8 ]
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]
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# runners 4
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[[geometry.pipes]]
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index = 4
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points_mm = [
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[ 157.5, 194.5333, -284.8 ],
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[ 157.5, 194.5333, -34.8 ]
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]
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# primary_1
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[[geometry.pipes]]
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index = 5
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points_mm = [
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[ -157.5, 194.5333, 43.5 ],
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[ -156.9599, 191.2299, 56.8381 ],
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[ -155.4334, 185.7695, 68.1689 ],
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[ -153.0615, 178.3497, 77.6508 ],
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[ -149.9852, 169.1678, 85.4419 ],
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[ -146.3452, 158.4214, 91.7006 ],
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[ -142.2825, 146.3079, 96.5849 ],
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[ -137.9379, 133.0247, 100.2531 ],
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[ -133.4525, 118.7693, 102.8634 ],
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[ -128.9671, 103.7391, 104.5741 ],
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[ -124.6226, 88.1316, 105.5434 ],
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[ -120.5599, 72.1442, 105.9294 ],
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[ -116.9199, 55.9744, 105.8905 ],
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[ -113.8435, 39.8197, 105.5848 ],
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[ -111.4716, 23.8774, 105.1705 ],
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[ -109.9452, 8.3451, 104.806 ],
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[ -109.4051, -6.5798, 104.6493 ]
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]
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# primary_2
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[[geometry.pipes]]
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index = 6
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points_mm = [
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[ -52.5, 194.5333, 43.5 ],
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[ -53.0401, 191.2299, 56.8381 ],
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[ -54.5666, 185.7695, 68.1689 ],
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[ -56.9385, 178.3497, 77.6508 ],
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[ -60.0148, 169.1678, 85.4419 ],
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[ -63.6548, 158.4214, 91.7006 ],
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[ -67.7175, 146.3079, 96.5849 ],
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[ -72.062, 133.0247, 100.2531 ],
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[ -76.5475, 118.7693, 102.8634 ],
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[ -81.0329, 103.7391, 104.5741 ],
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[ -85.3774, 88.1316, 105.5434 ],
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[ -89.4401, 72.1442, 105.9294 ],
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[ -93.0801, 55.9744, 105.8905 ],
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[ -96.1565, 39.8197, 105.5848 ],
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[ -98.5284, 23.8774, 105.1705 ],
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[ -100.0548, 8.3451, 104.806 ],
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[ -100.5949, -6.5798, 104.6493 ]
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]
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# primary_3
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[[geometry.pipes]]
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index = 7
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points_mm = [
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[ 52.5, 194.5333, 43.5 ],
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[ 53.0401, 191.1567, 58.187 ],
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[ 54.5666, 185.761, 71.4839 ],
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[ 56.9385, 178.5161, 83.4517 ],
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[ 60.0148, 169.5922, 94.1515 ],
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[ 63.6548, 159.1591, 103.6443 ],
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[ 67.7175, 147.387, 111.9912 ],
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[ 72.062, 134.4458, 119.2533 ],
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[ 76.5475, 120.5056, 125.4917 ],
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[ 81.0329, 105.7364, 130.7675 ],
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[ 85.3774, 90.3081, 135.1416 ],
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[ 89.4401, 74.3909, 138.6753 ],
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[ 93.0801, 58.1546, 141.4295 ],
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[ 96.1565, 41.7694, 143.4654 ],
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[ 98.5284, 25.4053, 144.8439 ],
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[ 100.0548, 9.2322, 145.6263 ],
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[ 100.5949, -6.5798, 145.8735 ]
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]
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# primary_4
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[[geometry.pipes]]
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index = 8
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points_mm = [
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[ 157.5, 194.5333, 43.5 ],
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[ 156.9599, 191.1567, 58.187 ],
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[ 155.4334, 185.761, 71.4839 ],
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[ 153.0615, 178.5161, 83.4517 ],
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[ 149.9852, 169.5922, 94.1515 ],
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[ 146.3452, 159.1591, 103.6443 ],
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[ 142.2825, 147.387, 111.9912 ],
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[ 137.9379, 134.4458, 119.2533 ],
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[ 133.4525, 120.5056, 125.4917 ],
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[ 128.9671, 105.7364, 130.7675 ],
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[ 124.6226, 90.3081, 135.1416 ],
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[ 120.5599, 74.3909, 138.6753 ],
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[ 116.9199, 58.1546, 141.4295 ],
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[ 113.8435, 41.7694, 143.4654 ],
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[ 111.4716, 25.4053, 144.8439 ],
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[ 109.9452, 9.2322, 145.6263 ],
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[ 109.4051, -6.5798, 145.8735 ]
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]
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# tailpipe_9
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[[geometry.pipes]]
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index = 9
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points_mm = [
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[ 218.4202, -70, 170.25 ],
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[ 1718.4201, -70, 170.25 ]
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]
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# secondary_10
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[[geometry.pipes]]
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index = 10
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points_mm = [
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[ -86.5798, -27.7177, 113.8736 ],
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[ -68.2776, -28.1621, 114.4661 ],
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[ -50.5923, -29.4178, 116.1404 ],
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[ -33.4358, -31.3689, 118.7419 ],
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[ -16.7199, -33.8997, 122.1162 ],
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[ -0.3565, -36.8941, 126.1088 ],
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[ 15.7426, -40.2362, 130.5649 ],
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[ 31.6653, -43.8101, 135.3302 ],
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[ 47.5, -47.5, 140.25 ],
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[ 63.3347, -51.1899, 145.1698 ],
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[ 79.2574, -54.7638, 149.9351 ],
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[ 95.3565, -58.1059, 154.3912 ],
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[ 111.7199, -61.1003, 158.3838 ],
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[ 128.4358, -63.6311, 161.7581 ],
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[ 145.5923, -65.5822, 164.3596 ],
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[ 163.2777, -66.838, 166.0339 ],
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[ 181.5798, -67.2823, 166.6264 ]
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]
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# secondary_11
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[[geometry.pipes]]
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index = 11
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points_mm = [
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[ 123.4202, -33.7253, 158.1585 ],
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[ 127.6728, -34.0347, 158.2616 ],
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[ 131.6784, -34.9091, 158.553 ],
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[ 135.4722, -36.2677, 159.0059 ],
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[ 139.0895, -38.0299, 159.5933 ],
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[ 142.5657, -40.115, 160.2883 ],
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[ 145.9359, -42.4421, 161.064 ],
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[ 149.2356, -44.9307, 161.8936 ],
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[ 152.5, -47.5, 162.75 ],
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[ 155.7644, -50.0693, 163.6064 ],
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[ 159.0641, -52.5579, 164.436 ],
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[ 162.4343, -54.8851, 165.2117 ],
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[ 165.9105, -56.9701, 165.9067 ],
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[ 169.5278, -58.7323, 166.4941 ],
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[ 173.3216, -60.0909, 166.947 ],
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[ 177.3272, -60.9653, 167.2384 ],
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[ 181.5798, -61.2747, 167.3415 ]
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]
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[[geometry.volumes]]
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id = "intake_plenum"
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center_mm = [ 0, 194.5333, -363.1 ]
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size_mm = [ 420, 60.8162, 156.6 ]
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[[geometry.volumes]]
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id = "junction_0"
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center_mm = [ -105, -25, 110.25 ]
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size_mm = [ 36.8403, 36.8403, 36.8403 ]
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[[geometry.volumes]]
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id = "junction_1"
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center_mm = [ 105, -25, 155.25 ]
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size_mm = [ 36.8403, 36.8403, 36.8403 ]
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[[geometry.volumes]]
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id = "junction_2"
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center_mm = [ 200, -70, 170.25 ]
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size_mm = [ 36.8403, 36.8403, 36.8403 ]
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