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cranking timing not costant #2733

This commit is contained in:
rusefillc 2021-05-23 13:54:49 -04:00
parent b4b4e3da58
commit 590f5e4f99
3 changed files with 5 additions and 4 deletions
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1
firmware/controllers/algo/advance_map.cpp
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@ -37,6 +37,7 @@ static ign_Map3D_t advanceMap("advance");
// This coeff in ctor parameter is sufficient for int16<->float conversion!
static ign_Map3D_t iatAdvanceCorrectionMap("iat corr");
// todo: reset this between cranking attempts?! #2735
static int minCrankingRpm = 0;
#if IGN_LOAD_COUNT == DEFAULT_IGN_LOAD_COUNT

4
firmware/integration/rusefi_config.txt
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@ -611,7 +611,7 @@ custom injection_mode_e 4 bits, U32, @OFFSET@, [0:1], "Simultaneous", "Sequentia
injection_mode_e crankingInjectionMode;+This is the injection strategy during engine start. See Fuel/Injection settings for more detail. It is suggested to use "Simultaneous".
injection_mode_e injectionMode;+This is where the fuel injection type is defined: "Simultaneous" means all injectors will fire together at once. "Sequential" fires the injectors on a per cylinder basis, which requires individually wired injectors. "Batched" will fire the injectors in groups. If your injectors are individually wired you will also need to enable "Two wire batch emulation". \nset injection_mode X\nSee also twoWireBatchInjection
angle_t extraInjectionOffset;+this is about deciding when the injector starts it's squirt\nSee also injectionPhase map\ntodo: do we need even need this since we have the map anyway?;"deg", 1, 0.0, -720, 720, 2
angle_t crankingTimingAngle;+Ignition advance angle used during engine cranking, 5-10 degrees will work as a base setting for most engines.\nset cranking_timing_angle X; "deg", 1, 0.0, -30, 30, 0
angle_t crankingTimingAngle;+Ignition advance angle used during engine cranking, 5-10 degrees will work as a base setting for most engines.\nThere is tapering towards running timing advance\nset cranking_timing_angle X; "deg", 1, 0.0, -30, 30, 0
custom ignition_mode_e 4 bits, U32, @OFFSET@, [0:1], "Single Coil", "Individual Coils", "Wasted Spark", "Two Distributors"
ignition_mode_e ignitionMode;+Single coil = distributor\nIndividual coils = one coil per cylinder (COP, coil-near-plug), requires sequential mode\nWasted spark = Fires pairs of cylinders together, either one coil per pair of cylinders or one coil per cylinder\nTwo distributors = A pair of distributors, found on some BMW, Toyota and other engines\nset ignition_mode X
@ -1116,7 +1116,7 @@ custom idle_mode_e 4 bits, U32, @OFFSET@, [0:0], "Automatic", "Manual"
bit useOnlyRisingEdgeForTrigger;+VR sensors are only precise on rising front\nenable trigger_only_front
bit twoWireBatchIgnition;+This is needed if your coils are individually wired (COP) and you wish to use batch ignition (Wasted Spark).
bit useFixedBaroCorrFromMap
bit useSeparateAdvanceForCranking;+This activates a separate advance table for cranking conditions, this allows cranking advance to be RPM dependant.
bit useSeparateAdvanceForCranking,"Table, untapered","Tapered Constant";+This activates a separate advance table for cranking conditions, this allows cranking advance to be RPM dependant.
bit useAdvanceCorrectionsForCranking;+This enables the various ignition corrections during cranking (IAT, CLT, FSIO and PID idle).
bit unused1476b19;
bit unused1476b20;

4
firmware/tunerstudio/rusefi.input
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@ -3038,8 +3038,8 @@ cmd_set_engine_type_default = "@@TS_IO_TEST_COMMAND_char@@\x00\x31\x00\x00"
field = "Override IAC multiplier for cranking", overrideCrankingIacSetting
dialog = crankingIgnition, "Ignition"
field = "Advance", crankingTimingAngle, {useSeparateAdvanceForCranking == 0}
field = "Use separate Advance Table for cranking", useSeparateAdvanceForCranking
field = "Timing Advance mode", useSeparateAdvanceForCranking
field = "Advance", crankingTimingAngle, {useSeparateAdvanceForCranking == 0}
field = "Use Advance Corrections for cranking", useAdvanceCorrectionsForCranking
field = "Use fixed cranking dwell", useConstantDwellDuringCranking
field = "Fixed Cranking Dwell", ignitionDwellForCrankingMs, {useConstantDwellDuringCranking == 1}