esphome/esphome/components/pid/pid_climate.h
Otto Winter a6d31f05ee
PID Climate (#885)
* PID Climate

* Add sensor for debugging PID output value

* Add dump_config, use percent

* Add more observable values

* Update

* Set target temperature

* Add autotuner

* Add algorithm explanation

* Add autotuner action, update controller

* Add simulator

* Format

* Change defaults

* Updates
2020-01-04 12:43:11 +01:00

94 lines
3.4 KiB
C++

#pragma once
#include "esphome/core/component.h"
#include "esphome/core/helpers.h"
#include "esphome/core/automation.h"
#include "esphome/components/climate/climate.h"
#include "esphome/components/sensor/sensor.h"
#include "esphome/components/output/float_output.h"
#include "pid_controller.h"
#include "pid_autotuner.h"
namespace esphome {
namespace pid {
class PIDClimate : public climate::Climate, public Component {
public:
PIDClimate() = default;
void setup() override;
void dump_config() override;
void set_sensor(sensor::Sensor *sensor) { sensor_ = sensor; }
void set_cool_output(output::FloatOutput *cool_output) { cool_output_ = cool_output; }
void set_heat_output(output::FloatOutput *heat_output) { heat_output_ = heat_output; }
void set_kp(float kp) { controller_.kp = kp; }
void set_ki(float ki) { controller_.ki = ki; }
void set_kd(float kd) { controller_.kd = kd; }
void set_min_integral(float min_integral) { controller_.min_integral = min_integral; }
void set_max_integral(float max_integral) { controller_.max_integral = max_integral; }
float get_output_value() const { return output_value_; }
float get_error_value() const { return controller_.error; }
float get_proportional_term() const { return controller_.proportional_term; }
float get_integral_term() const { return controller_.integral_term; }
float get_derivative_term() const { return controller_.derivative_term; }
void add_on_pid_computed_callback(std::function<void()> &&callback) {
pid_computed_callback_.add(std::move(callback));
}
void set_default_target_temperature(float default_target_temperature) {
default_target_temperature_ = default_target_temperature;
}
void start_autotune(std::unique_ptr<PIDAutotuner> &&autotune);
protected:
/// Override control to change settings of the climate device.
void control(const climate::ClimateCall &call) override;
/// Return the traits of this controller.
climate::ClimateTraits traits() override;
void update_pid_();
bool supports_cool_() const { return this->cool_output_ != nullptr; }
bool supports_heat_() const { return this->heat_output_ != nullptr; }
void write_output_(float value);
void handle_non_auto_mode_();
/// The sensor used for getting the current temperature
sensor::Sensor *sensor_;
output::FloatOutput *cool_output_ = nullptr;
output::FloatOutput *heat_output_ = nullptr;
PIDController controller_;
/// Output value as reported by the PID controller, for PIDClimateSensor
float output_value_;
CallbackManager<void()> pid_computed_callback_;
float default_target_temperature_;
std::unique_ptr<PIDAutotuner> autotuner_;
bool do_publish_ = false;
};
template<typename... Ts> class PIDAutotuneAction : public Action<Ts...> {
public:
PIDAutotuneAction(PIDClimate *parent) : parent_(parent) {}
void play(Ts... x) {
auto tuner = make_unique<PIDAutotuner>();
tuner->set_noiseband(this->noiseband_);
tuner->set_output_negative(this->negative_output_);
tuner->set_output_positive(this->positive_output_);
this->parent_->start_autotune(std::move(tuner));
}
void set_noiseband(float noiseband) { noiseband_ = noiseband; }
void set_positive_output(float positive_output) { positive_output_ = positive_output; }
void set_negative_output(float negative_output) { negative_output_ = negative_output; }
protected:
float noiseband_;
float positive_output_;
float negative_output_;
PIDClimate *parent_;
};
} // namespace pid
} // namespace esphome