localhorst/smart-oil-heating-control-system
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rework burner fault detection

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Hendrik Schutter 2025-04-19 08:36:19 +02:00
parent 66b7f8320e
commit f66b831666
1 changed files with 27 additions and 13 deletions
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20
main/control.c
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@ -58,10 +58,17 @@ void initControl(void)
} }
} }
typedef enum _BurnerState
{
BURNER_UNKNOWN,
BURNER_FIRED,
BURNER_FAULT
} eBurnerState;
void taskControl(void *pvParameters) void taskControl(void *pvParameters)
{ {
bool bHeatingInAction = false; bool bHeatingInAction = false;
bool bBurnerFaultDetected = false; eBurnerState eBurnerState = BURNER_UNKNOWN;
int64_t i64BurnerEnableTimestamp = esp_timer_get_time(); int64_t i64BurnerEnableTimestamp = esp_timer_get_time();
while (1) while (1)
@ -115,21 +122,28 @@ void taskControl(void *pvParameters)
setSafetyControlState(ENABLED); setSafetyControlState(ENABLED);
} }
else if (esp_timer_get_time() - i64BurnerEnableTimestamp >= BURNER_FAULT_DETECTION_THRESHOLD * 1000000U) else if (esp_timer_get_time() - i64BurnerEnableTimestamp >= BURNER_FAULT_DETECTION_THRESHOLD * 1000000U)
{
if (eBurnerState == BURNER_UNKNOWN)
{ {
if (getBurnerError() == FAULT) if (getBurnerError() == FAULT)
{ {
ESP_LOGW(TAG, "Burner fault detected after timeout!"); ESP_LOGW(TAG, "Burner fault detected after timeout!");
bHeatingInAction = false; bHeatingInAction = false;
bBurnerFaultDetected = true; eBurnerState = BURNER_FAULT;
sControlState = CONTROL_FAULT_BURNER; sControlState = CONTROL_FAULT_BURNER;
setCirculationPumpState(ENABLED); setCirculationPumpState(ENABLED);
setBurnerState(DISABLED); setBurnerState(DISABLED);
setSafetyControlState(ENABLED); setSafetyControlState(ENABLED);
} }
else
{
eBurnerState = BURNER_FIRED;
}
}
} }
} }
if (!bHeatingInAction && !bBurnerFaultDetected) if (!bHeatingInAction && (eBurnerState != BURNER_FAULT))
{ {
if (getOutdoorTemperature().average60s.fValue >= OUTDOOR_TEMPERATURE_THRESHOLD) if (getOutdoorTemperature().average60s.fValue >= OUTDOOR_TEMPERATURE_THRESHOLD)
{ {