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preheat error for bed

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This commit is contained in:
PavelSindler 2017-04-13 14:57:59 +02:00
parent 767d34fff8
commit 803d19aa86
1 changed files with 26 additions and 17 deletions
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43
Firmware/temperature.cpp
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@ -1070,11 +1070,10 @@ void temp_runaway_check(int _heater_id, float _target_temperature, float _curren
float __hysteresis = 0; float __hysteresis = 0;
int __timeout = 0; int __timeout = 0;
bool temp_runaway_check_active = false; bool temp_runaway_check_active = false;
static float __preheat_start = 0; static float __preheat_start[2] = { 0,0}; //currently just bed and one extruder
static int __preheat_counter = 0; static int __preheat_counter[2] = { 0,0};
static int __preheat_errors = 0; static int __preheat_errors[2] = { 0,0};
_heater_id = (_isbed) ? _heater_id++ : _heater_id;
#ifdef TEMP_RUNAWAY_BED_TIMEOUT #ifdef TEMP_RUNAWAY_BED_TIMEOUT
if (_isbed) if (_isbed)
@ -1107,8 +1106,8 @@ void temp_runaway_check(int _heater_id, float _target_temperature, float _curren
{ {
temp_runaway_status[_heater_id] = TempRunaway_PREHEAT; temp_runaway_status[_heater_id] = TempRunaway_PREHEAT;
temp_runaway_target[_heater_id] = _target_temperature; temp_runaway_target[_heater_id] = _target_temperature;
__preheat_start = _current_temperature; __preheat_start[_heater_id] = _current_temperature;
__preheat_counter = 0; __preheat_counter[_heater_id] = 0;
} }
else else
{ {
@ -1119,26 +1118,36 @@ void temp_runaway_check(int _heater_id, float _target_temperature, float _curren
if (temp_runaway_status[_heater_id] == TempRunaway_PREHEAT) if (temp_runaway_status[_heater_id] == TempRunaway_PREHEAT)
{ {
if (_current_temperature < 150) if (_current_temperature < ((_isbed) ? (0.8 * _target_temperature) : 150)) //check only in area where temperature is changing fastly for heater, check to 0.8 x target temperature for bed
{ {
__preheat_counter++; __preheat_counter[_heater_id]++;
if (__preheat_counter > 8) if (__preheat_counter[_heater_id] > ((_isbed) ? 16 : 8)) // periodicaly check if current temperature changes
{ {
if (_current_temperature - __preheat_start < 2) { /*SERIAL_ECHOPGM("Heater:");
__preheat_errors++; MYSERIAL.print(_heater_id);
SERIAL_ECHOPGM(" T:");
MYSERIAL.print(_current_temperature);
SERIAL_ECHOPGM(" Tstart:");
MYSERIAL.print(__preheat_start[_heater_id]);*/
if (_current_temperature - __preheat_start[_heater_id] < 2) {
__preheat_errors[_heater_id]++;
/*SERIAL_ECHOPGM(" Preheat errors:");
MYSERIAL.println(__preheat_errors[_heater_id]);*/
} }
else { else {
__preheat_errors = 0; //SERIAL_ECHOLNPGM("");
__preheat_errors[_heater_id] = 0;
} }
if (__preheat_errors > 5) if (__preheat_errors[_heater_id] > ((_isbed) ? 2 : 5))
{ {
if (farm_mode) { prusa_statistics(0); } if (farm_mode) { prusa_statistics(0); }
temp_runaway_stop(true, _isbed); temp_runaway_stop(true, _isbed);
if (farm_mode) { prusa_statistics(91); } if (farm_mode) { prusa_statistics(91); }
} }
__preheat_start = _current_temperature; __preheat_start[_heater_id] = _current_temperature;
__preheat_counter = 0; __preheat_counter[_heater_id] = 0;
} }
} }
} }
@ -1156,7 +1165,7 @@ void temp_runaway_check(int _heater_id, float _target_temperature, float _curren
if (temp_runaway_check_active) if (temp_runaway_check_active)
{ {
// we are in range // we are in range
if (_target_temperature - __hysteresis < _current_temperature && _current_temperature < _target_temperature + __hysteresis) if (_target_temperature - __hysteresis < _current_temperature && _current_temperature < _target_temperature + __hysteresis)
{ {