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Add filter to current shaper output. #920

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Add filter to current shaper output. #920

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e2d7e3e
Add filter to current shaper output.
lutorm Oct 22, 2024
49b4bc9
Created separate filter times for shaper input and output.
lutorm May 18, 2025
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9 changes: 5 additions & 4 deletions src/current_shaper.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -177,15 +177,16 @@ void CurrentShaperTask::shapeCurrent() {
// if (livepwr > max_pwr) {
// livepwr = max_pwr;
// }
double max_cur;
if(!config_threephase_enabled()) {
_max_cur = ((max_pwr - livepwr) / evse.getVoltage()) + evse.getAmps();
max_cur = ((max_pwr - livepwr) / evse.getVoltage()) + evse.getAmps();
}

else {
_max_cur = ((max_pwr - livepwr) / evse.getVoltage() / 3.0) + evse.getAmps();
max_cur = ((max_pwr - livepwr) / evse.getVoltage() / 3.0) + evse.getAmps();
}


// Smooth shaper output to avoid instability with delayed live power samples.
_max_cur = _outputFilter.filter(max_cur, _max_cur, current_shaper_smoothing_time);

_changed = true;
}
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1 change: 1 addition & 0 deletions src/current_shaper.h
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Expand Up @@ -40,6 +40,7 @@ class CurrentShaperTask: public MicroTasks::Task
uint32_t _pause_timer;
bool _updated;
InputFilter _inputFilter;
InputFilter _outputFilter;

protected:
void setup();
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