localhorst/smart-oil-heating-control-system
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add prediction for 10s

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Hendrik Schutter 2024-12-25 22:10:38 +01:00
parent 307278e679
commit ff16e601fb
3 changed files with 47 additions and 7 deletions
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36
main/inputs.c
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@ -32,6 +32,7 @@ static sMeasurement sReturnFlowTemperature;
void taskInput(void *pvParameters);
void updateAverage(sMeasurement *pMeasurement);
void updatePrediction(sMeasurement *pMeasurement);
void initInputs(void)
{
@ -82,20 +83,15 @@ void updateAverage(sMeasurement *pMeasurement)
pMeasurement->average10s.bufferCount++;
}
if (pMeasurement->average10s.bufferCount == 0U)
{
pMeasurement->average10s.fValue = pMeasurement->fCurrentValue;
}
float sum = 0.0;
for (int i = 0; i < pMeasurement->average10s.bufferCount; i++)
for (int i = 0; i <= pMeasurement->average10s.bufferCount; i++)
{
sum += pMeasurement->average10s.samples[i];
}
pMeasurement->average10s.fValue = sum / pMeasurement->average10s.bufferCount;
/* Average form the last 60sec */
/* Average form the last 60sec
pMeasurement->average60s.samples[pMeasurement->average60s.bufferIndex] = pMeasurement->fCurrentValue;
pMeasurement->average60s.bufferIndex = (pMeasurement->average60s.bufferIndex + 1) % AVG60_SAMPLE_SIZE;
@ -116,6 +112,31 @@ void updateAverage(sMeasurement *pMeasurement)
}
pMeasurement->average60s.fValue = sum / pMeasurement->average60s.bufferCount;
*/
}
void updatePrediction(sMeasurement *pMeasurement)
{ /* Prediction of the value in 10sec */
pMeasurement->predict10s.samples[pMeasurement->predict10s.bufferIndex] = pMeasurement->fCurrentValue;
pMeasurement->predict10s.bufferIndex = (pMeasurement->predict10s.bufferIndex + 1) % PRED10_SAMPLE_SIZE;
if (pMeasurement->predict10s.bufferCount < PRED10_SAMPLE_SIZE)
{
pMeasurement->predict10s.bufferCount++;
}
if (pMeasurement->predict10s.bufferCount == 0U)
{
pMeasurement->predict10s.fValue = pMeasurement->fCurrentValue;
}
else
{
float delta = pMeasurement->predict10s.samples[(pMeasurement->predict10s.bufferIndex - 1) % PRED10_SAMPLE_SIZE] - pMeasurement->predict10s.samples[pMeasurement->predict10s.bufferIndex];
if (delta != 0.0)
{
// pMeasurement->predict10s.fValue = pMeasurement->fCurrentValue + (delta * pMeasurement->predict10s.bufferCount);
}
}
}
void taskInput(void *pvParameters)
@ -178,6 +199,7 @@ void taskInput(void *pvParameters)
sChamperTemperature.fCurrentValue = temp_c;
sChamperTemperature.state = MEASUREMENT_NO_ERROR;
updateAverage(&sChamperTemperature);
// updatePrediction(&sChamperTemperature);
sOutdoorTemperature.fCurrentValue = temp_c;
sOutdoorTemperature.state = MEASUREMENT_NO_ERROR;

12
main/inputs.h
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@ -3,6 +3,8 @@
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define AVG10_SAMPLE_SIZE 10U
#define AVG60_SAMPLE_SIZE 60U
#define PRED10_SAMPLE_SIZE 10U
#define PRED60_SAMPLE_SIZE 60U
typedef enum _BurnerErrorState
{
@ -24,11 +26,21 @@ typedef struct _Average
size_t bufferCount;
} sAverage;
typedef struct _Predict
{
float fValue;
float samples[MAX(PRED10_SAMPLE_SIZE, PRED60_SAMPLE_SIZE)];
size_t bufferIndex;
size_t bufferCount;
} sPredict;
typedef struct _Measurement
{
float fCurrentValue;
sAverage average10s;
sAverage average60s;
sPredict predict10s;
sPredict predict60s;
eMeasurementErrorState state;
} sMeasurement;

6
main/metrics.c
View File

@ -128,6 +128,12 @@ void taskMetrics(void *pvParameters)
aMetrics[u16MetricCounter].fMetricValue = getChamberTemperature().average60s.fValue;
u16MetricCounter++;
/*Chamber Temperature Predict 10s*/
strcpy(aMetrics[u16MetricCounter].caMetricName, "chamber_temperature_pred10");
aMetrics[u16MetricCounter].type = FLOAT;
aMetrics[u16MetricCounter].fMetricValue = getChamberTemperature().predict10s.fValue;
u16MetricCounter++;
/*Inlet Flow Temperature*/
strcpy(aMetrics[u16MetricCounter].caMetricName, "inlet_flow_temperature");
aMetrics[u16MetricCounter].type = FLOAT;