4bc4defe66
avoid performing a calculation based on a (slightly) outdated power meter reading, which was aquired just before the limit was actually applied by the inverter, but which was received by OpenDTU-OnBattery after the inverter stats.
103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "Configuration.h"
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#include <espMqttClient.h>
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#include <Arduino.h>
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#include <Hoymiles.h>
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#include <memory>
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#include <functional>
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#include <optional>
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#include <TaskSchedulerDeclarations.h>
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#include <frozen/string.h>
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#define PL_UI_STATE_INACTIVE 0
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#define PL_UI_STATE_CHARGING 1
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#define PL_UI_STATE_USE_SOLAR_ONLY 2
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#define PL_UI_STATE_USE_SOLAR_AND_BATTERY 3
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class PowerLimiterClass {
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public:
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enum class Status : unsigned {
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Initializing,
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DisabledByConfig,
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DisabledByMqtt,
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WaitingForValidTimestamp,
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PowerMeterPending,
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InverterInvalid,
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InverterChanged,
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InverterOffline,
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InverterCommandsDisabled,
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InverterLimitPending,
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InverterPowerCmdPending,
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InverterDevInfoPending,
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InverterStatsPending,
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CalculatedLimitBelowMinLimit,
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UnconditionalSolarPassthrough,
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NoVeDirect,
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NoEnergy,
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HuaweiPsu,
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Stable,
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};
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void init(Scheduler& scheduler);
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uint8_t getPowerLimiterState();
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int32_t getLastRequestedPowerLimit() { return _lastRequestedPowerLimit; }
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enum class Mode : unsigned {
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Normal = 0,
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Disabled = 1,
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UnconditionalFullSolarPassthrough = 2
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};
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void setMode(Mode m) { _mode = m; }
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Mode getMode() const { return _mode; }
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void calcNextInverterRestart();
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private:
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void loop();
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Task _loopTask;
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int32_t _lastRequestedPowerLimit = 0;
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bool _shutdownPending = false;
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std::optional<uint32_t> _oInverterStatsMillis = std::nullopt;
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std::optional<uint32_t> _oUpdateStartMillis = std::nullopt;
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std::optional<int32_t> _oTargetPowerLimitWatts = std::nullopt;
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std::optional<bool> _oTargetPowerState = std::nullopt;
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Status _lastStatus = Status::Initializing;
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uint32_t _lastStatusPrinted = 0;
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uint32_t _lastCalculation = 0;
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static constexpr uint32_t _calculationBackoffMsDefault = 128;
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uint32_t _calculationBackoffMs = _calculationBackoffMsDefault;
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Mode _mode = Mode::Normal;
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std::shared_ptr<InverterAbstract> _inverter = nullptr;
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bool _batteryDischargeEnabled = false;
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uint32_t _nextInverterRestart = 0; // Values: 0->not calculated / 1->no restart configured / >1->time of next inverter restart in millis()
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uint32_t _nextCalculateCheck = 5000; // time in millis for next NTP check to calulate restart
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bool _fullSolarPassThroughEnabled = false;
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bool _verboseLogging = true;
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frozen::string const& getStatusText(Status status);
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void announceStatus(Status status);
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bool shutdown(Status status);
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bool shutdown() { return shutdown(_lastStatus); }
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float getBatteryVoltage(bool log = false);
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int32_t inverterPowerDcToAc(std::shared_ptr<InverterAbstract> inverter, int32_t dcPower);
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void unconditionalSolarPassthrough(std::shared_ptr<InverterAbstract> inverter);
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bool canUseDirectSolarPower();
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bool calcPowerLimit(std::shared_ptr<InverterAbstract> inverter, int32_t solarPower, bool batteryPower);
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bool updateInverter();
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bool setNewPowerLimit(std::shared_ptr<InverterAbstract> inverter, int32_t newPowerLimit);
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int32_t getSolarPower();
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float getLoadCorrectedVoltage();
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bool testThreshold(float socThreshold, float voltThreshold,
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std::function<bool(float, float)> compare);
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bool isStartThresholdReached();
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bool isStopThresholdReached();
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bool isBelowStopThreshold();
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bool useFullSolarPassthrough();
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};
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extern PowerLimiterClass PowerLimiter;
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