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rusefi-full
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This commit is contained in:
rusEfi 2016-12-23 14:01:45 -05:00
parent 9283b1f39a
commit a73141f687
4 changed files with 12 additions and 7 deletions
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1
firmware/controllers/algo/engine.h
View File

@ -58,6 +58,7 @@ public:
ThermistorMath();
void setConfig(thermistor_conf_s *config);
void prepareThermistorCurve(thermistor_conf_s *tc);
bool isLinearSensor();
float s_h_a;
float s_h_b;
float s_h_c;

10
firmware/controllers/sensors/thermistors.cpp
View File

@ -49,8 +49,7 @@ float getVoutInVoltageDividor(float Vin, float r1, float r2) {
return r2 * Vin / (r1 + r2);
}
float getKelvinTemperature(ThermistorConf *config, float resistance, ThermistorMath *tm) {
tm->setConfig(&config->config); // implementation checks if config has changed or not
float getKelvinTemperature(float resistance, ThermistorMath *tm) {
if (resistance <= 0) {
//warning("Invalid resistance in getKelvinTemperature=", resistance);
@ -86,10 +85,12 @@ float getTemperatureC(ThermistorConf *config, ThermistorMath *tm) {
firmwareError(CUSTOM_ERR_THERM, "thermstr not initialized");
return NAN;
}
tm->setConfig(&config->config); // implementation checks if configuration has changed or not
float voltage = getVoltageDivided("term", config->adcChannel);
float resistance = getResistance(config, voltage);
float kelvinTemperature = getKelvinTemperature(config, resistance, tm);
float kelvinTemperature = getKelvinTemperature(resistance, tm);
return convertKelvinToCelcius(kelvinTemperature);
}
@ -214,7 +215,8 @@ void setCommonNTCSensor(ThermistorConf *thermistorConf) {
#if EFI_PROD_CODE
static void testCltByR(float resistance) {
float kTemp = getKelvinTemperature(&engineConfiguration->clt, resistance, &engine->engineState.cltCurve);
// we expect slowPeriodicCallback to already update configuration in the curve helper class see setConfig
float kTemp = getKelvinTemperature(resistance, &engine->engineState.cltCurve);
scheduleMsg(logger, "for R=%f we have %f", resistance, (kTemp - KELV));
}
#endif

2
firmware/controllers/sensors/thermistors.h
View File

@ -30,7 +30,7 @@ float getTempK(float resistance);
float convertCelciustoF(float tempC);
float convertFtoCelcius(float tempF);
float getKelvinTemperature(ThermistorConf *config, float resistance, ThermistorMath *tm);
float getKelvinTemperature(float resistance, ThermistorMath *tm);
float getResistance(ThermistorConf *config, float voltage);
float getTemperatureC(ThermistorConf *config, ThermistorMath *tm);
float getCoolantTemperature(DECLARE_ENGINE_PARAMETER_F);

6
unit_tests/test_sensors.cpp
View File

@ -91,7 +91,8 @@ void testSensors(void) {
ThermistorMath tm;
{
setThermistorConfiguration(&tc, 32, 9500, 75, 2100, 120, 1000);
float t = getKelvinTemperature(&tc, 2100, &tm);
tm.setConfig(&tc.config);
float t = getKelvinTemperature(2100, &tm);
assertEquals(75 + KELV, t);
assertEquals(-0.003, tm.s_h_a);
@ -103,8 +104,9 @@ void testSensors(void) {
{
// 2003 Neon sensor
setThermistorConfiguration(&tc, 0, 32500, 30, 7550, 100, 700);
tm.setConfig(&tc.config);
float t = getKelvinTemperature(&tc, 38000, &tm);
float t = getKelvinTemperature(38000, &tm);
assertEquals(-2.7983, t - KELV);
assertEqualsM("A", 0.0009, tm.s_h_a);