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Commit fe9b974d authored by João Lino's avatar João Lino
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Calibration of the temperature sensors.

parent 3cc06f21
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Showing with 26 additions and 25 deletions
brew.ino
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...@@ -24,18 +24,18 @@ ...@@ -24,18 +24,18 @@
#define PT100_BASE_DEFAULT_ADC_VMAX 1.1 #define PT100_BASE_DEFAULT_ADC_VMAX 1.1
#define PT100_BASE_DEFAULT_VS 5.0 #define PT100_BASE_DEFAULT_VS 5.0
#define PT100_BASE_DEFAULT_R1_RESISTENCE 608.99 #define PT100_BASE_DEFAULT_R1_RESISTENCE 605.2 //608.99
#define PT100_BASE_DEFAULT_LINE_RESISTENCE 0.5408314 #define PT100_BASE_DEFAULT_LINE_RESISTENCE 0.0
#define PT100_BASE_DEFAULT_OPERATION_RESISTENCE 0.0 #define PT100_BASE_DEFAULT_OPERATION_RESISTENCE 0.0
#define PT100_UP_DEFAULT_ADC_VMAX 1.1 #define PT100_UP_DEFAULT_ADC_VMAX 1.1
#define PT100_UP_DEFAULT_VS 5.0 #define PT100_UP_DEFAULT_VS 5.0
#define PT100_UP_DEFAULT_R1_RESISTENCE 618.1 #define PT100_UP_DEFAULT_R1_RESISTENCE 615.6 //621 //620 //618.1
#define PT100_UP_DEFAULT_LINE_RESISTENCE 0.5408314 #define PT100_UP_DEFAULT_LINE_RESISTENCE 0.0
#define PT100_UP_DEFAULT_OPERATION_RESISTENCE 0.0 #define PT100_UP_DEFAULT_OPERATION_RESISTENCE 0.0
#define PT100_DOWN_DEFAULT_ADC_VMAX 1.1 #define PT100_DOWN_DEFAULT_ADC_VMAX 1.1
#define PT100_DOWN_DEFAULT_VS 5.0 #define PT100_DOWN_DEFAULT_VS 5.0
#define PT100_DOWN_DEFAULT_R1_RESISTENCE 617.2 #define PT100_DOWN_DEFAULT_R1_RESISTENCE 618.6 //619.3 //617.2
#define PT100_DOWN_DEFAULT_LINE_RESISTENCE 0.5408314 #define PT100_DOWN_DEFAULT_LINE_RESISTENCE 0.0
#define PT100_DOWN_DEFAULT_OPERATION_RESISTENCE 0.0 #define PT100_DOWN_DEFAULT_OPERATION_RESISTENCE 0.0
// ++++++++++++++++++++++++ Mixer ++++++++++++++++++++++++ // ++++++++++++++++++++++++ Mixer ++++++++++++++++++++++++
...@@ -190,9 +190,9 @@ int iPumpSpeed; // Time frame to operate in ...@@ -190,9 +190,9 @@ int iPumpSpeed; // Time frame to operate in
LiquidCrystal_I2C lcd(LCD_I2C_ADDR, LCD_EN_PIN, LCD_RW_PIN, LCD_RS_PIN, LCD_D4_PIN, LCD_D5_PIN, LCD_D6_PIN, LCD_D7_PIN); LiquidCrystal_I2C lcd(LCD_I2C_ADDR, LCD_EN_PIN, LCD_RW_PIN, LCD_RS_PIN, LCD_D4_PIN, LCD_D5_PIN, LCD_D6_PIN, LCD_D7_PIN);
// +++++++++++++++++++++++ PT100 +++++++++++++++++++++++ // +++++++++++++++++++++++ PT100 +++++++++++++++++++++++
PT100 basePT100("base", PT100_BASE_OUTPUT_PIN, PT100_BASE_INPUT_PIN, PT100_BASE_TIME_BETWEEN_READINGS, PT100_BASE_DEFAULT_ADC_VMAX, PT100_BASE_DEFAULT_VS, PT100_BASE_DEFAULT_R1_RESISTENCE, PT100_BASE_DEFAULT_LINE_RESISTENCE, PT100_BASE_DEFAULT_OPERATION_RESISTENCE); PT100 basePT100("base", PT100_BASE_OUTPUT_PIN, PT100_BASE_INPUT_PIN, PT100_BASE_TIME_BETWEEN_READINGS, PT100_BASE_DEFAULT_ADC_VMAX, PT100_BASE_DEFAULT_VS, PT100_BASE_DEFAULT_R1_RESISTENCE, PT100_BASE_DEFAULT_LINE_RESISTENCE, PT100_BASE_DEFAULT_OPERATION_RESISTENCE, 0.0, 0.0);
PT100 upPT100("up", PT100_UP_OUTPUT_PIN, PT100_UP_INPUT_PIN, PT100_UP_TIME_BETWEEN_READINGS, PT100_UP_DEFAULT_ADC_VMAX, PT100_UP_DEFAULT_VS, PT100_UP_DEFAULT_R1_RESISTENCE, PT100_UP_DEFAULT_LINE_RESISTENCE, PT100_UP_DEFAULT_OPERATION_RESISTENCE); PT100 upPT100("up", PT100_UP_OUTPUT_PIN, PT100_UP_INPUT_PIN, PT100_UP_TIME_BETWEEN_READINGS, PT100_UP_DEFAULT_ADC_VMAX, PT100_UP_DEFAULT_VS, PT100_UP_DEFAULT_R1_RESISTENCE, PT100_UP_DEFAULT_LINE_RESISTENCE, PT100_UP_DEFAULT_OPERATION_RESISTENCE, 0.112329092, -3.57);
PT100 downPT100("down", PT100_DOWN_OUTPUT_PIN, PT100_DOWN_INPUT_PIN, PT100_DOWN_TIME_BETWEEN_READINGS, PT100_DOWN_DEFAULT_ADC_VMAX, PT100_DOWN_DEFAULT_VS, PT100_DOWN_DEFAULT_R1_RESISTENCE, PT100_DOWN_DEFAULT_LINE_RESISTENCE, PT100_DOWN_DEFAULT_OPERATION_RESISTENCE); PT100 downPT100("down", PT100_DOWN_OUTPUT_PIN, PT100_DOWN_INPUT_PIN, PT100_DOWN_TIME_BETWEEN_READINGS, PT100_DOWN_DEFAULT_ADC_VMAX, PT100_DOWN_DEFAULT_VS, PT100_DOWN_DEFAULT_R1_RESISTENCE, PT100_DOWN_DEFAULT_LINE_RESISTENCE, PT100_DOWN_DEFAULT_OPERATION_RESISTENCE, 0.22, -5.5);
// ######################### INTERRUPTS ######################### // ######################### INTERRUPTS #########################
void isr () { // Interrupt service routine is executed when a HIGH to LOW transition is detected on CLK void isr () { // Interrupt service routine is executed when a HIGH to LOW transition is detected on CLK
...@@ -395,7 +395,7 @@ void setup() { ...@@ -395,7 +395,7 @@ void setup() {
boilTime = 5400; boilTime = 5400;
coolingTime = 120; coolingTime = 120;
startpointTemperature = 33; //30; startpointTemperature = 50; //30;
betaGlucanaseTemperature = 40; betaGlucanaseTemperature = 40;
debranchingTemperature = 40; debranchingTemperature = 40;
proteolyticTemperature = 50; proteolyticTemperature = 50;
...@@ -1017,7 +1017,7 @@ void xCountTheTime( int temperatureRange ) { ...@@ -1017,7 +1017,7 @@ void xCountTheTime( int temperatureRange ) {
// Calculate the remaining time on the clock // Calculate the remaining time on the clock
clockCounter = cookTime * 1000 - (now - clockStartTime - clockIgnore); clockCounter = cookTime * 1000 - (now - clockStartTime - clockIgnore);
#ifdef DEBUG #ifdef DEBUG_OFF
debugPrintFunction("xCountTheTime"); debugPrintFunction("xCountTheTime");
debugPrintVar("millis()", now); debugPrintVar("millis()", now);
debugPrintVar("cookTime", cookTime); debugPrintVar("cookTime", cookTime);
...@@ -1056,19 +1056,19 @@ bool xRegulateTemperature() { ...@@ -1056,19 +1056,19 @@ bool xRegulateTemperature() {
// turn it off // turn it off
wattage = 0.0; wattage = 0.0;
} else { } else {
if(difference <= 1) { if(difference <= 0.1) {
// turn it off // turn it off
wattage = 0.0; wattage = 0.0;
} else { } else {
if(difference <= 3) { if(difference <= 1) {
// pulse lightly at 500 watt // pulse lightly at 500 watt
wattage = 500.0; wattage = 500.0;
} else { } else {
if(difference <= 6) { if(difference <= 3) {
// pulse moderately at 1000 watt // pulse moderately at 1000 watt
wattage = 1000.0; wattage = 1000.0;
} else { } else {
if(difference <= 9) { if(difference <= 6) {
// pulse hardly at 2000 watt // pulse hardly at 2000 watt
wattage = 2000.0; wattage = 2000.0;
} else { } else {
...@@ -1087,20 +1087,20 @@ bool xRegulateTemperature() { ...@@ -1087,20 +1087,20 @@ bool xRegulateTemperature() {
// Apply wattage to the element at the right time // Apply wattage to the element at the right time
if( ulWattToWindowTime( wattage ) > (millis() - windowStartTime) ) { if( ulWattToWindowTime( wattage ) > (millis() - windowStartTime) ) {
//digitalWrite(HEATING_ELEMENT_OUTPUT_PIN,HIGH); digitalWrite(HEATING_ELEMENT_OUTPUT_PIN,HIGH);
} else { } else {
digitalWrite(HEATING_ELEMENT_OUTPUT_PIN,LOW); digitalWrite(HEATING_ELEMENT_OUTPUT_PIN,LOW);
} }
#ifdef DEBUG_OFF #ifdef DEBUG_OFF
debugPrintFunction("xRegulateTemperature"); //debugPrintFunction("xRegulateTemperature");
debugPrintVar("difference", difference); debugPrintVar("difference", difference);
debugPrintVar("overTemperature", overTemperature); //debugPrintVar("overTemperature", overTemperature);
debugPrintVar("wattage", wattage); debugPrintVar("wattage", wattage);
debugPrintVar("ulWattToWindowTime( wattage )", ulWattToWindowTime( wattage ) ); //debugPrintVar("ulWattToWindowTime( wattage )", ulWattToWindowTime( wattage ) );
debugPrintVar("millis()", millis()); //debugPrintVar("millis()", millis());
debugPrintVar("windowStartTime", windowStartTime); //debugPrintVar("windowStartTime", windowStartTime);
debugPrintVar("test", ulWattToWindowTime( wattage ) > (millis() - windowStartTime) ); //debugPrintVar("test", ulWattToWindowTime( wattage ) > (millis() - windowStartTime) );
#endif #endif
} }
...@@ -1109,9 +1109,9 @@ bool xRegulatePumpSpeed() { ...@@ -1109,9 +1109,9 @@ bool xRegulatePumpSpeed() {
if( iPumpSpeed ) { if( iPumpSpeed ) {
//basePT100.setPower( PT100_BASE_DARLINGTON_ADC_VMAX, PT100_BASE_DARLINGTON_VS ); //basePT100.setPower( PT100_BASE_DARLINGTON_ADC_VMAX, PT100_BASE_DARLINGTON_VS );
basePT100.setMeasuredTemperatureDeviation( -1.00 ); basePT100.setMeasuredTemperatureDeviation( -0.90 );
upPT100.setMeasuredTemperatureDeviation( -1.00 ); upPT100.setMeasuredTemperatureDeviation( -1.00 );
downPT100.setMeasuredTemperatureDeviation( -1.00 ); downPT100.setMeasuredTemperatureDeviation( -1.10 );
} }
else { else {
//basePT100.setPower( PT100_BASE_DEFAULT_ADC_VMAX, PT100_BASE_DEFAULT_VS ); //basePT100.setPower( PT100_BASE_DEFAULT_ADC_VMAX, PT100_BASE_DEFAULT_VS );
...@@ -1301,6 +1301,7 @@ void operateMachine() { ...@@ -1301,6 +1301,7 @@ void operateMachine() {
basePT100.measure(); basePT100.measure();
upPT100.measure(); upPT100.measure();
downPT100.measure(); downPT100.measure();
Serial.println(" ");
//analogWrite(6, iPumpSpeed); //analogWrite(6, iPumpSpeed);
// If cooking is done, return (this is a nice place to double check safety and ensure the cooking parts aren't on. // If cooking is done, return (this is a nice place to double check safety and ensure the cooking parts aren't on.
......
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