Exemplo n.º 1
0
void EngineState::periodicFastCallback(DECLARE_ENGINE_PARAMETER_F) {
	int rpm = ENGINE(rpmCalculator.rpmValue);

	sparkDwell = getSparkDwell(rpm PASS_ENGINE_PARAMETER);
	dwellAngle = sparkDwell / getOneDegreeTimeMs(rpm);

	iatFuelCorrection = getIatCorrection(iat PASS_ENGINE_PARAMETER);
	cltFuelCorrection = getCltCorrection(clt PASS_ENGINE_PARAMETER);

	engineNoiseHipLevel = interpolate2d(rpm, engineConfiguration->knockNoiseRpmBins,
					engineConfiguration->knockNoise, ENGINE_NOISE_CURVE_SIZE);

	baroCorrection = getBaroCorrection(PASS_ENGINE_PARAMETER_F);

	injectionOffset = getinjectionOffset(rpm PASS_ENGINE_PARAMETER);
	float engineLoad = getEngineLoadT(PASS_ENGINE_PARAMETER_F);
	timingAdvance = getAdvance(rpm, engineLoad PASS_ENGINE_PARAMETER);

	if (engineConfiguration->algorithm == LM_SPEED_DENSITY) {
		float coolantC = ENGINE(engineState.clt);
		float intakeC = ENGINE(engineState.iat);
		float tps = getTPS(PASS_ENGINE_PARAMETER_F);
		tChargeK = convertCelsiusToKelvin(getTCharge(rpm, tps, coolantC, intakeC));
		float map = getMap();

		/**
		 * *0.01 because of https://sourceforge.net/p/rusefi/tickets/153/
		 */
		currentVE = baroCorrection * veMap.getValue(map, rpm) * 0.01;
		targerAFR = afrMap.getValue(map, rpm);
	} else {
		baseTableFuel = getBaseTableFuel(engineConfiguration, rpm, engineLoad);
	}

}
Exemplo n.º 2
0
/**
 * @return value in Milliseconds
 */
float getSpeedDensityFuel(Engine *engine, int rpm) {
	//int rpm = engine->rpmCalculator->rpm();

	engine_configuration_s *engineConfiguration = engine->engineConfiguration;

	float tps = getTPS(engineConfiguration);
	float coolantC = getCoolantTemperature(engine->engineConfiguration2);
	float intakeC = getIntakeAirTemperature(engine->engineConfiguration2);
	float tChargeK = convertCelsiusToKelvin(getTCharge(rpm, tps, coolantC, intakeC));
	float map = getMap();
	float VE = veMap.getValue(map, engineConfiguration->veLoadBins, rpm,
			engineConfiguration->veRpmBins);
	float AFR = afrMap.getValue(map, engineConfiguration->afrLoadBins, rpm,
			engineConfiguration->afrRpmBins);

	return sdMath(engine->engineConfiguration, VE, map, AFR, tChargeK) * 1000;
}
Exemplo n.º 3
0
void testEngineMath(void) {
	printf("*************************************************** testEngineMath\r\n");

	EngineTestHelper eth(FORD_ESCORT_GT);
	EXPAND_EngineTestHelper;

	engineConfiguration->operationMode = FOUR_STROKE_CAM_SENSOR;

	assertEqualsM("600 RPM", 50, getOneDegreeTimeMs(600) * 180);
	assertEqualsM("6000 RPM", 5, getOneDegreeTimeMs(6000) * 180);


	assertEquals(312.5, getTCharge(1000, 0, 300, 350 PASS_ENGINE_PARAMETER));
	assertEquals(313.5833, getTCharge(1000, 50, 300, 350 PASS_ENGINE_PARAMETER));
	assertEquals(314.6667, getTCharge(1000, 100, 300, 350 PASS_ENGINE_PARAMETER));


	assertEquals(312.5, getTCharge(4000, 0, 300, 350 PASS_ENGINE_PARAMETER));
	assertEquals(320.0833, getTCharge(4000, 50, 300, 350 PASS_ENGINE_PARAMETER));
	assertEquals(327.6667, getTCharge(4000, 100, 300, 350 PASS_ENGINE_PARAMETER));
}
Exemplo n.º 4
0
void EngineState::periodicFastCallback(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
	efitick_t nowNt = getTimeNowNt();
	if (ENGINE(rpmCalculator).isCranking(PASS_ENGINE_PARAMETER_SIGNATURE)) {
		crankingTime = nowNt;
		timeSinceCranking = 0.0f;
	} else {
		timeSinceCranking = nowNt - crankingTime;
	}
	updateAuxValves(PASS_ENGINE_PARAMETER_SIGNATURE);

	int rpm = ENGINE(rpmCalculator).getRpm(PASS_ENGINE_PARAMETER_SIGNATURE);
	sparkDwell = getSparkDwell(rpm PASS_ENGINE_PARAMETER_SUFFIX);
	dwellAngle = sparkDwell / getOneDegreeTimeMs(rpm);
	if (hasAfrSensor(PASS_ENGINE_PARAMETER_SIGNATURE)) {
		engine->sensors.currentAfr = getAfr(PASS_ENGINE_PARAMETER_SIGNATURE);
	}

	// todo: move this into slow callback, no reason for IAT corr to be here
	iatFuelCorrection = getIatFuelCorrection(engine->sensors.iat PASS_ENGINE_PARAMETER_SUFFIX);
	// todo: move this into slow callback, no reason for CLT corr to be here
	if (boardConfiguration->useWarmupPidAfr && engine->sensors.clt < engineConfiguration->warmupAfrThreshold) {
		if (rpm < 200) {
			cltFuelCorrection = 1;
			warmupAfrPid.reset();
		} else {
			cltFuelCorrection = warmupAfrPid.getValue(warmupTargetAfr, engine->sensors.currentAfr, 1);
		}
#if ! EFI_UNIT_TEST || defined(__DOXYGEN__)
		if (engineConfiguration->debugMode == DBG_WARMUP_ENRICH) {
			tsOutputChannels.debugFloatField1 = warmupTargetAfr;
			warmupAfrPid.postState(&tsOutputChannels);
		}
#endif

	} else {
		cltFuelCorrection = getCltFuelCorrection(PASS_ENGINE_PARAMETER_SIGNATURE);
	}

	// update fuel consumption states
	fuelConsumption.update(nowNt PASS_ENGINE_PARAMETER_SUFFIX);

	// Fuel cut-off isn't just 0 or 1, it can be tapered
	fuelCutoffCorrection = getFuelCutOffCorrection(nowNt, rpm PASS_ENGINE_PARAMETER_SUFFIX);
	
	// post-cranking fuel enrichment.
	// for compatibility reasons, apply only if the factor is greater than zero (0.01 margin used)
	if (engineConfiguration->postCrankingFactor > 0.01f) {
		// convert to microsecs and then to seconds
		float timeSinceCrankingInSecs = NT2US(timeSinceCranking) / 1000000.0f;
		// use interpolation for correction taper
		postCrankingFuelCorrection = interpolateClamped(0.0f, engineConfiguration->postCrankingFactor, 
			engineConfiguration->postCrankingDurationSec, 1.0f, timeSinceCrankingInSecs);
	} else {
		postCrankingFuelCorrection = 1.0f;
	}

	cltTimingCorrection = getCltTimingCorrection(PASS_ENGINE_PARAMETER_SIGNATURE);

	engineNoiseHipLevel = interpolate2d("knock", rpm, engineConfiguration->knockNoiseRpmBins,
					engineConfiguration->knockNoise, ENGINE_NOISE_CURVE_SIZE);

	baroCorrection = getBaroCorrection(PASS_ENGINE_PARAMETER_SIGNATURE);

	injectionOffset = getinjectionOffset(rpm PASS_ENGINE_PARAMETER_SUFFIX);
	float engineLoad = getEngineLoadT(PASS_ENGINE_PARAMETER_SIGNATURE);
	timingAdvance = getAdvance(rpm, engineLoad PASS_ENGINE_PARAMETER_SUFFIX);

	if (engineConfiguration->fuelAlgorithm == LM_SPEED_DENSITY) {
		float coolantC = ENGINE(sensors.clt);
		float intakeC = ENGINE(sensors.iat);
		float tps = getTPS(PASS_ENGINE_PARAMETER_SIGNATURE);
		tChargeK = convertCelsiusToKelvin(getTCharge(rpm, tps, coolantC, intakeC PASS_ENGINE_PARAMETER_SUFFIX));
		float map = getMap();

		/**
		 * *0.01 because of https://sourceforge.net/p/rusefi/tickets/153/
		 */
		float rawVe = veMap.getValue(rpm, map);
		// get VE from the separate table for Idle
		if (CONFIG(useSeparateVeForIdle)) {
			float idleVe = interpolate2d("idleVe", rpm, config->idleVeBins, config->idleVe, IDLE_VE_CURVE_SIZE);
			// interpolate between idle table and normal (running) table using TPS threshold
			rawVe = interpolateClamped(0.0f, idleVe, boardConfiguration->idlePidDeactivationTpsThreshold, rawVe, tps);
		}
		currentVE = baroCorrection * rawVe * 0.01;
		targetAFR = afrMap.getValue(rpm, map);
	} else {
		baseTableFuel = getBaseTableFuel(rpm, engineLoad);
	}
}
Exemplo n.º 5
0
void EngineState::periodicFastCallback(DECLARE_ENGINE_PARAMETER_F) {
	int rpm = ENGINE(rpmCalculator.rpmValue);

	efitick_t nowNt = getTimeNowNt();
	if (isCrankingR(rpm)) {
		crankingTime = nowNt;
	} else {
		timeSinceCranking = nowNt - crankingTime;
	}

	sparkDwell = getSparkDwell(rpm PASS_ENGINE_PARAMETER);
	dwellAngle = sparkDwell / getOneDegreeTimeMs(rpm);

	// todo: move this into slow callback, no reason for IAT corr to be here
	iatFuelCorrection = getIatCorrection(iat PASS_ENGINE_PARAMETER);
	// todo: move this into slow callback, no reason for CLT corr to be here
	if (boardConfiguration->useWarmupPidAfr && clt < engineConfiguration->warmupAfrThreshold) {
		if (rpm < 200) {
			cltFuelCorrection = 1;
			warmupAfrPid.reset();
		} else {
			cltFuelCorrection = warmupAfrPid.getValue(warmupTargetAfr, getAfr(PASS_ENGINE_PARAMETER_F), 1);
		}
#if ! EFI_UNIT_TEST || defined(__DOXYGEN__)
		if (engineConfiguration->debugMode == WARMUP_ENRICH) {
			tsOutputChannels.debugFloatField1 = warmupTargetAfr;
			warmupAfrPid.postState(&tsOutputChannels);
		}
#endif

	} else {
		cltFuelCorrection = getCltFuelCorrection(clt PASS_ENGINE_PARAMETER);
	}

	cltTimingCorrection = getCltTimingCorrection(clt PASS_ENGINE_PARAMETER);

	engineNoiseHipLevel = interpolate2d(rpm, engineConfiguration->knockNoiseRpmBins,
					engineConfiguration->knockNoise, ENGINE_NOISE_CURVE_SIZE);

	baroCorrection = getBaroCorrection(PASS_ENGINE_PARAMETER_F);

	injectionOffset = getinjectionOffset(rpm PASS_ENGINE_PARAMETER);
	float engineLoad = getEngineLoadT(PASS_ENGINE_PARAMETER_F);
	timingAdvance = getAdvance(rpm, engineLoad PASS_ENGINE_PARAMETER);

	if (engineConfiguration->fuelAlgorithm == LM_SPEED_DENSITY) {
		float coolantC = ENGINE(engineState.clt);
		float intakeC = ENGINE(engineState.iat);
		float tps = getTPS(PASS_ENGINE_PARAMETER_F);
		tChargeK = convertCelsiusToKelvin(getTCharge(rpm, tps, coolantC, intakeC PASS_ENGINE_PARAMETER));
		float map = getMap();

		/**
		 * *0.01 because of https://sourceforge.net/p/rusefi/tickets/153/
		 */
		currentVE = baroCorrection * veMap.getValue(rpm, map) * 0.01;
		targetAFR = afrMap.getValue(rpm, map);
	} else {
		baseTableFuel = getBaseTableFuel(engineConfiguration, rpm, engineLoad);
	}

}