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Total daily energy methods (#2163)

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Co-authored-by: Chris Nussbaum <chris.nussbaum@protolabs.com>
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Chris Nussbaum 2021-08-17 14:16:02 -05:00 committed by GitHub
parent 8eb18995cb
commit ebaa84617f
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3 changed files with 40 additions and 1 deletions
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11
esphome/components/total_daily_energy/sensor.py
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@ -7,6 +7,7 @@ from esphome.const import (
DEVICE_CLASS_ENERGY,
LAST_RESET_TYPE_AUTO,
STATE_CLASS_MEASUREMENT,
CONF_METHOD,
)
DEPENDENCIES = ["time"]
@ -14,6 +15,12 @@ DEPENDENCIES = ["time"]
CONF_POWER_ID = "power_id"
CONF_MIN_SAVE_INTERVAL = "min_save_interval"
total_daily_energy_ns = cg.esphome_ns.namespace("total_daily_energy")
TotalDailyEnergyMethod = total_daily_energy_ns.enum("TotalDailyEnergyMethod")
TOTAL_DAILY_ENERGY_METHODS = {
"trapezoid": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID,
"left": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_LEFT,
"right": TotalDailyEnergyMethod.TOTAL_DAILY_ENERGY_METHOD_RIGHT,
}
TotalDailyEnergy = total_daily_energy_ns.class_(
"TotalDailyEnergy", sensor.Sensor, cg.Component
)
@ -33,6 +40,9 @@ CONFIG_SCHEMA = (
cv.Optional(
CONF_MIN_SAVE_INTERVAL, default="0s"
): cv.positive_time_period_milliseconds,
cv.Optional(CONF_METHOD, default="right"): cv.enum(
TOTAL_DAILY_ENERGY_METHODS, lower=True
),
}
)
.extend(cv.COMPONENT_SCHEMA)
@ -50,3 +60,4 @@ async def to_code(config):
time_ = await cg.get_variable(config[CONF_TIME_ID])
cg.add(var.set_time(time_))
cg.add(var.set_min_save_interval(config[CONF_MIN_SAVE_INTERVAL]))
cg.add(var.set_method(config[CONF_METHOD]))

21
esphome/components/total_daily_energy/total_daily_energy.cpp
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@ -20,7 +20,9 @@ void TotalDailyEnergy::setup() {
this->parent_->add_on_state_callback([this](float state) { this->process_new_state_(state); });
}
void TotalDailyEnergy::dump_config() { LOG_SENSOR("", "Total Daily Energy", this); }
void TotalDailyEnergy::loop() {
auto t = this->time_->now();
if (!t.is_valid())
@ -37,6 +39,7 @@ void TotalDailyEnergy::loop() {
this->publish_state_and_save(0);
}
}
void TotalDailyEnergy::publish_state_and_save(float state) {
this->total_energy_ = state;
this->publish_state(state);
@ -47,13 +50,29 @@ void TotalDailyEnergy::publish_state_and_save(float state) {
this->last_save_ = now;
this->pref_.save(&state);
}
void TotalDailyEnergy::process_new_state_(float state) {
if (isnan(state))
return;
const uint32_t now = millis();
const float old_state = this->last_power_state_;
const float new_state = state;
float delta_hours = (now - this->last_update_) / 1000.0f / 60.0f / 60.0f;
float delta_energy = 0.0f;
switch (this->method_) {
case TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID:
delta_energy = delta_hours * (old_state + new_state) / 2.0;
break;
case TOTAL_DAILY_ENERGY_METHOD_LEFT:
delta_energy = delta_hours * old_state;
break;
case TOTAL_DAILY_ENERGY_METHOD_RIGHT:
delta_energy = delta_hours * new_state;
break;
}
this->last_power_state_ = new_state;
this->last_update_ = now;
this->publish_state_and_save(this->total_energy_ + state * delta_hours);
this->publish_state_and_save(this->total_energy_ + delta_energy);
}
} // namespace total_daily_energy

9
esphome/components/total_daily_energy/total_daily_energy.h
View File

@ -8,11 +8,18 @@
namespace esphome {
namespace total_daily_energy {
enum TotalDailyEnergyMethod {
TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID = 0,
TOTAL_DAILY_ENERGY_METHOD_LEFT,
TOTAL_DAILY_ENERGY_METHOD_RIGHT,
};
class TotalDailyEnergy : public sensor::Sensor, public Component {
public:
void set_min_save_interval(uint32_t min_interval) { this->min_save_interval_ = min_interval; }
void set_time(time::RealTimeClock *time) { time_ = time; }
void set_parent(Sensor *parent) { parent_ = parent; }
void set_method(TotalDailyEnergyMethod method) { method_ = method; }
void setup() override;
void dump_config() override;
float get_setup_priority() const override { return setup_priority::DATA; }
@ -29,11 +36,13 @@ class TotalDailyEnergy : public sensor::Sensor, public Component {
ESPPreferenceObject pref_;
time::RealTimeClock *time_;
Sensor *parent_;
TotalDailyEnergyMethod method_;
uint16_t last_day_of_year_{};
uint32_t last_update_{0};
uint32_t last_save_{0};
uint32_t min_save_interval_{0};
float total_energy_{0.0f};
float last_power_state_{0.0f};
};
} // namespace total_daily_energy