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HoymilesZeroExport.py
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HoymilesZeroExport.py
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# HoymilesZeroExport - https://github.com/reserve85/HoymilesZeroExport
# Copyright (C) 2023, Tobias Kraft
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http:https://www.gnu.org/licenses/>.
__author__ = "Tobias Kraft"
__version__ = "1.97"
import time
from requests.sessions import Session
from requests.auth import HTTPBasicAuth
from requests.auth import HTTPDigestAuth
from requests.adapters import HTTPAdapter
from urllib3.util import Retry
import os
import logging
from logging.handlers import TimedRotatingFileHandler
from configparser import ConfigParser
from pathlib import Path
import sys
from packaging import version
import argparse
import subprocess
from config_provider import ConfigFileConfigProvider, MqttHandler, ConfigProviderChain
import json
session = Session()
logging.basicConfig(
format='%(asctime)s %(levelname)-8s %(message)s',
level=logging.INFO,
datefmt='%Y-%m-%d %H:%M:%S')
logger = logging.getLogger()
parser = argparse.ArgumentParser()
parser.add_argument('-c', '--config', help='Override configuration file path')
args = parser.parse_args()
try:
config = ConfigParser()
baseconfig = str(Path.joinpath(Path(__file__).parent.resolve(), "HoymilesZeroExport_Config.ini"))
if args.config:
config.read([baseconfig, args.config])
else:
config.read(baseconfig)
ENABLE_LOG_TO_FILE = config.getboolean('COMMON', 'ENABLE_LOG_TO_FILE')
LOG_BACKUP_COUNT = config.getint('COMMON', 'LOG_BACKUP_COUNT')
except Exception as e:
logger.info('Error on reading ENABLE_LOG_TO_FILE, set it to DISABLED')
ENABLE_LOG_TO_FILE = False
if hasattr(e, 'message'):
logger.error(e.message)
else:
logger.error(e)
if ENABLE_LOG_TO_FILE:
if not os.path.exists(Path.joinpath(Path(__file__).parent.resolve(), 'log')):
os.makedirs(Path.joinpath(Path(__file__).parent.resolve(), 'log'))
rotating_file_handler = TimedRotatingFileHandler(
filename=Path.joinpath(Path.joinpath(Path(__file__).parent.resolve(), 'log'),'log'),
when='midnight',
interval=2,
backupCount=LOG_BACKUP_COUNT)
formatter = logging.Formatter(
'%(asctime)s %(levelname)-8s %(message)s')
rotating_file_handler.setFormatter(formatter)
logger.addHandler(rotating_file_handler)
logger.info('Log write to file: %s', ENABLE_LOG_TO_FILE)
logger.info('Python Version: ' + sys.version)
try:
assert sys.version_info >= (3,8)
except:
logger.info('Error: your Python version is too old, this script requires version 3.8 or newer. Please update your Python.')
sys.exit()
def CastToInt(pValueToCast):
try:
result = int(pValueToCast)
return result
except:
result = 0
try:
result = int(float(pValueToCast))
return result
except:
logger.error("Exception at CastToInt")
raise
def SetLimitWithPriority(pLimit):
try:
if not hasattr(SetLimitWithPriority, "LastLimit"):
SetLimitWithPriority.LastLimit = CastToInt(0)
if not hasattr(SetLimitWithPriority, "LastLimitAck"):
SetLimitWithPriority.LastLimitAck = bool(False)
if (SetLimitWithPriority.LastLimit == CastToInt(pLimit)) and SetLimitWithPriority.LastLimitAck:
logger.info("Inverterlimit was already accepted at %s Watt",CastToInt(pLimit))
return
if (SetLimitWithPriority.LastLimit == CastToInt(pLimit)) and not SetLimitWithPriority.LastLimitAck:
logger.info("Inverterlimit %s Watt was previously not accepted by at least one inverter, trying again...",CastToInt(pLimit))
logger.info("setting new limit to %s Watt",CastToInt(pLimit))
SetLimitWithPriority.LastLimit = CastToInt(pLimit)
SetLimitWithPriority.LastLimitAck = True
min_watt_all_inverters = GetMinWattFromAllInverters()
if (CastToInt(pLimit) <= min_watt_all_inverters):
pLimit = 0 # set only minWatt for every inv.
PublishGlobalState("limit", min_watt_all_inverters)
else:
PublishGlobalState("limit", CastToInt(pLimit))
RemainingLimit = CastToInt(pLimit)
for j in range (1,6):
if GetMaxWattFromAllInvertersSamePrio(j) <= 0:
continue
if RemainingLimit >= GetMaxWattFromAllInvertersSamePrio(j):
LimitPrio = GetMaxWattFromAllInvertersSamePrio(j)
else:
LimitPrio = RemainingLimit
RemainingLimit = RemainingLimit - LimitPrio
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
if CONFIG_PROVIDER.get_battery_priority(i) != j:
continue
Factor = HOY_MAX_WATT[i] / GetMaxWattFromAllInvertersSamePrio(j)
NewLimit = CastToInt(LimitPrio*Factor)
NewLimit = ApplyLimitsToSetpointInverter(i, NewLimit)
if HOY_COMPENSATE_WATT_FACTOR[i] != 1:
logger.info('Ahoy: Inverter "%s": compensate Limit from %s Watt to %s Watt', NAME[i], CastToInt(NewLimit), CastToInt(NewLimit*HOY_COMPENSATE_WATT_FACTOR[i]))
NewLimit = CastToInt(NewLimit * HOY_COMPENSATE_WATT_FACTOR[i])
NewLimit = ApplyLimitsToMaxInverterLimits(i, NewLimit)
if (NewLimit == CastToInt(CURRENT_LIMIT[i])) and LASTLIMITACKNOWLEDGED[i]:
continue
LASTLIMITACKNOWLEDGED[i] = True
PublishInverterState(i, "limit", NewLimit)
DTU.SetLimit(i, NewLimit)
if not DTU.WaitForAck(i, SET_LIMIT_TIMEOUT_SECONDS):
SetLimitWithPriority.LastLimitAck = False
LASTLIMITACKNOWLEDGED[i] = False
except:
logger.error("Exception at SetLimitWithPriority")
SetLimitWithPriority.LastLimitAck = False
raise
def SetLimitMixedModeWithPriority(pLimit):
try:
if not hasattr(SetLimitMixedModeWithPriority, "LastLimit"):
SetLimitMixedModeWithPriority.LastLimit = CastToInt(0)
if not hasattr(SetLimitMixedModeWithPriority, "LastLimitAck"):
SetLimitMixedModeWithPriority.LastLimitAck = bool(False)
if (SetLimitMixedModeWithPriority.LastLimit == CastToInt(pLimit)) and SetLimitMixedModeWithPriority.LastLimitAck:
logger.info("Inverterlimit was already accepted at %s Watt",CastToInt(pLimit))
return
if (SetLimitMixedModeWithPriority.LastLimit == CastToInt(pLimit)) and not SetLimitMixedModeWithPriority.LastLimitAck:
logger.info("Inverterlimit %s Watt was previously not accepted by at least one inverter, trying again...",CastToInt(pLimit))
logger.info("setting new limit to %s Watt",CastToInt(pLimit))
SetLimitMixedModeWithPriority.LastLimit = CastToInt(pLimit)
SetLimitMixedModeWithPriority.LastLimitAck = True
min_watt_all_inverters = GetMinWattFromAllInverters()
if (CastToInt(pLimit) <= min_watt_all_inverters):
pLimit = 0 # set only minWatt for every inv.
PublishGlobalState("limit", min_watt_all_inverters)
else:
PublishGlobalState("limit", CastToInt(pLimit))
RemainingLimit = CastToInt(pLimit)
# Handle non-battery inverters first
if RemainingLimit >= GetMaxInverterWattFromAllNonBatteryInverters():
nonBatteryInvertersLimit = GetMaxInverterWattFromAllNonBatteryInverters()
else:
nonBatteryInvertersLimit = RemainingLimit
for i in range(INVERTER_COUNT):
if not AVAILABLE[i] or HOY_BATTERY_MODE[i]:
continue
# Calculate proportional limit for non-battery inverters
nonBatteryMaxWatt = sum(HOY_MAX_WATT[i] for i in range(INVERTER_COUNT) if not HOY_BATTERY_MODE[i] and AVAILABLE[i])
Factor = HOY_MAX_WATT[i] / nonBatteryMaxWatt
NewLimit = CastToInt(nonBatteryInvertersLimit * Factor)
# Apply the calculated limit to the inverter
NewLimit = ApplyLimitsToSetpointInverter(i, NewLimit)
if HOY_COMPENSATE_WATT_FACTOR[i] != 1:
logger.info('Ahoy: Inverter "%s": compensate Limit from %s Watt to %s Watt', NAME[i], CastToInt(NewLimit), CastToInt(NewLimit*HOY_COMPENSATE_WATT_FACTOR[i]))
NewLimit = CastToInt(NewLimit * HOY_COMPENSATE_WATT_FACTOR[i])
NewLimit = ApplyLimitsToMaxInverterLimits(i, NewLimit)
if (NewLimit == CastToInt(CURRENT_LIMIT[i])) and LASTLIMITACKNOWLEDGED[i]:
continue
LASTLIMITACKNOWLEDGED[i] = True
PublishInverterState(i, "limit", NewLimit)
DTU.SetLimit(i, NewLimit)
if not DTU.WaitForAck(i, SET_LIMIT_TIMEOUT_SECONDS):
SetLimitMixedModeWithPriority.LastLimitAck = False
LASTLIMITACKNOWLEDGED[i] = False
# Adjust RemainingLimit based on what was assigned to non-battery inverters
RemainingLimit -= nonBatteryInvertersLimit
# Then handle battery inverters based on priority
for j in range(1, 6):
batteryMaxWattSamePrio = GetMaxWattFromAllBatteryInvertersSamePrio(j)
if batteryMaxWattSamePrio <= 0:
continue
if RemainingLimit >= batteryMaxWattSamePrio:
LimitPrio = batteryMaxWattSamePrio
else:
LimitPrio = RemainingLimit
RemainingLimit = RemainingLimit - LimitPrio
for i in range(INVERTER_COUNT):
if (not HOY_BATTERY_MODE[i]):
continue
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
if CONFIG_PROVIDER.get_battery_priority(i) != j:
continue
Factor = HOY_MAX_WATT[i] / batteryMaxWattSamePrio
NewLimit = CastToInt(LimitPrio*Factor)
NewLimit = ApplyLimitsToSetpointInverter(i, NewLimit)
if HOY_COMPENSATE_WATT_FACTOR[i] != 1:
logger.info('Ahoy: Inverter "%s": compensate Limit from %s Watt to %s Watt', NAME[i], CastToInt(NewLimit), CastToInt(NewLimit*HOY_COMPENSATE_WATT_FACTOR[i]))
NewLimit = CastToInt(NewLimit * HOY_COMPENSATE_WATT_FACTOR[i])
NewLimit = ApplyLimitsToMaxInverterLimits(i, NewLimit)
if (NewLimit == CastToInt(CURRENT_LIMIT[i])) and LASTLIMITACKNOWLEDGED[i]:
continue
LASTLIMITACKNOWLEDGED[i] = True
PublishInverterState(i, "limit", NewLimit)
DTU.SetLimit(i, NewLimit)
if not DTU.WaitForAck(i, SET_LIMIT_TIMEOUT_SECONDS):
SetLimitMixedModeWithPriority.LastLimitAck = False
LASTLIMITACKNOWLEDGED[i] = False
except:
logger.error("Exception at SetLimitMixedModeWithPriority")
SetLimitMixedModeWithPriority.LastLimitAck = False
raise
def ResetInverterData(pInverterId):
attributes_to_delete = [
"LastLimit",
"LastLimitAck",
]
array_attributes_to_delete = [
{"LastPowerStatus": False},
{"SamePowerStatusCnt": 0},
]
target_objects = [
SetLimit,
SetLimitWithPriority,
SetLimitMixedModeWithPriority,
GetHoymilesPanelMinVoltage,
]
for target_object in target_objects:
for attribute in attributes_to_delete:
if hasattr(target_object, attribute):
delattr(target_object, attribute)
for array_attribute in array_attributes_to_delete:
for key, value in array_attribute.items():
if hasattr(target_object, key):
target_object[key][pInverterId] = value
LASTLIMITACKNOWLEDGED[pInverterId] = False
HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId] = []
CURRENT_LIMIT[pInverterId] = -1
HOY_BATTERY_GOOD_VOLTAGE[pInverterId] = True
TEMPERATURE[pInverterId] = str('--- degC')
def SetLimit(pLimit):
try:
if GetMixedMode():
SetLimitMixedModeWithPriority(CastToInt(pLimit))
return
if GetBatteryMode() and GetPriorityMode():
SetLimitWithPriority(CastToInt(pLimit))
return
if not hasattr(SetLimit, "LastLimit"):
SetLimit.LastLimit = CastToInt(0)
if not hasattr(SetLimit, "LastLimitAck"):
SetLimit.LastLimitAck = bool(False)
if (SetLimit.LastLimit == CastToInt(pLimit)) and SetLimit.LastLimitAck:
logger.info("Inverterlimit was already accepted at %s Watt",CastToInt(pLimit))
return
if (SetLimit.LastLimit == CastToInt(pLimit)) and not SetLimit.LastLimitAck:
logger.info("Inverterlimit %s Watt was previously not accepted by at least one inverter, trying again...",CastToInt(pLimit))
logger.info("setting new limit to %s Watt",CastToInt(pLimit))
SetLimit.LastLimit = CastToInt(pLimit)
SetLimit.LastLimitAck = True
min_watt_all_inverters = GetMinWattFromAllInverters()
if (CastToInt(pLimit) <= min_watt_all_inverters):
pLimit = 0 # set only minWatt for every inv.
PublishGlobalState("limit", min_watt_all_inverters)
else:
PublishGlobalState("limit", CastToInt(pLimit))
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
Factor = HOY_MAX_WATT[i] / GetMaxWattFromAllInverters()
NewLimit = CastToInt(pLimit*Factor)
NewLimit = ApplyLimitsToSetpointInverter(i, NewLimit)
if HOY_COMPENSATE_WATT_FACTOR[i] != 1:
logger.info('Ahoy: Inverter "%s": compensate Limit from %s Watt to %s Watt', NAME[i], CastToInt(NewLimit), CastToInt(NewLimit*HOY_COMPENSATE_WATT_FACTOR[i]))
NewLimit = CastToInt(NewLimit * HOY_COMPENSATE_WATT_FACTOR[i])
NewLimit = ApplyLimitsToMaxInverterLimits(i, NewLimit)
if (NewLimit == CastToInt(CURRENT_LIMIT[i])) and LASTLIMITACKNOWLEDGED[i]:
continue
LASTLIMITACKNOWLEDGED[i] = True
PublishInverterState(i, "limit", NewLimit)
DTU.SetLimit(i, NewLimit)
if not DTU.WaitForAck(i, SET_LIMIT_TIMEOUT_SECONDS):
SetLimit.LastLimitAck = False
LASTLIMITACKNOWLEDGED[i] = False
except:
logger.error("Exception at SetLimit")
SetLimit.LastLimitAck = False
raise
def GetHoymilesAvailable():
try:
GetHoymilesAvailable = False
for i in range(INVERTER_COUNT):
try:
WasAvail = AVAILABLE[i]
AVAILABLE[i] = ENABLED[i] and DTU.GetAvailable(i)
if AVAILABLE[i]:
GetHoymilesAvailable = True
if not WasAvail:
ResetInverterData(i)
GetHoymilesInfo()
except Exception as e:
AVAILABLE[i] = False
logger.error("Exception at GetHoymilesAvailable, Inverter %s (%s) not reachable", i, NAME[i])
if hasattr(e, 'message'):
logger.error(e.message)
else:
logger.error(e)
return GetHoymilesAvailable
except:
logger.error('Exception at GetHoymilesAvailable')
raise
def GetHoymilesInfo():
try:
for i in range(INVERTER_COUNT):
try:
if not AVAILABLE[i]:
continue
DTU.GetInfo(i)
except Exception as e:
logger.error('Exception at GetHoymilesInfo, Inverter "%s" not reachable', NAME[i])
if hasattr(e, 'message'):
logger.error(e.message)
else:
logger.error(e)
except:
logger.error("Exception at GetHoymilesInfo")
raise
def GetHoymilesPanelMinVoltage(pInverterId):
try:
if not AVAILABLE[pInverterId]:
return 0
HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId].append(DTU.GetPanelMinVoltage(pInverterId))
# calculate mean over last x values
if len(HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId]) > HOY_BATTERY_AVERAGE_CNT[pInverterId]:
HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId].pop(0)
from statistics import mean
logger.info('Average min-panel voltage, inverter "%s": %s Volt',NAME[pInverterId], mean(HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId]))
return mean(HOY_PANEL_MIN_VOLTAGE_HISTORY_LIST[pInverterId])
except:
logger.error("Exception at GetHoymilesPanelMinVoltage, Inverter %s not reachable", pInverterId)
raise
def SetHoymilesPowerStatus(pInverterId, pActive):
try:
if not AVAILABLE[pInverterId]:
return
if SET_POWERSTATUS_CNT > 0:
if not hasattr(SetHoymilesPowerStatus, "LastPowerStatus"):
SetHoymilesPowerStatus.LastPowerStatus = []
SetHoymilesPowerStatus.LastPowerStatus = [False for i in range(INVERTER_COUNT)]
if not hasattr(SetHoymilesPowerStatus, "SamePowerStatusCnt"):
SetHoymilesPowerStatus.SamePowerStatusCnt = []
SetHoymilesPowerStatus.SamePowerStatusCnt = [0 for i in range(INVERTER_COUNT)]
if SetHoymilesPowerStatus.LastPowerStatus[pInverterId] == pActive:
SetHoymilesPowerStatus.SamePowerStatusCnt[pInverterId] = SetHoymilesPowerStatus.SamePowerStatusCnt[pInverterId] + 1
else:
SetHoymilesPowerStatus.LastPowerStatus[pInverterId] = pActive
SetHoymilesPowerStatus.SamePowerStatusCnt[pInverterId] = 0
if SetHoymilesPowerStatus.SamePowerStatusCnt[pInverterId] > SET_POWERSTATUS_CNT:
if pActive:
logger.info("Retry Counter exceeded: Inverter PowerStatus already ON")
else:
logger.info("Retry Counter exceeded: Inverter PowerStatus already OFF")
return
DTU.SetPowerStatus(pInverterId, pActive)
time.sleep(SET_POWER_STATUS_DELAY_IN_SECONDS)
except:
logger.error("Exception at SetHoymilesPowerStatus")
raise
def GetNumberArray(pExcludedPanels):
lclExcludedPanelsList = pExcludedPanels.split(',')
result = []
for number_str in lclExcludedPanelsList:
if number_str == '':
continue
number = int(number_str.strip())
result.append(number)
return result
def GetCheckBattery():
try:
result = False
for i in range(INVERTER_COUNT):
try:
if not AVAILABLE[i]:
continue
if not HOY_BATTERY_MODE[i]:
result = True
continue
minVoltage = GetHoymilesPanelMinVoltage(i)
if minVoltage <= HOY_BATTERY_THRESHOLD_OFF_LIMIT_IN_V[i]:
SetHoymilesPowerStatus(i, False)
HOY_BATTERY_GOOD_VOLTAGE[i] = False
HOY_MAX_WATT[i] = CONFIG_PROVIDER.get_reduce_wattage(i)
elif minVoltage <= HOY_BATTERY_THRESHOLD_REDUCE_LIMIT_IN_V[i]:
if HOY_MAX_WATT[i] != CONFIG_PROVIDER.get_reduce_wattage(i):
HOY_MAX_WATT[i] = CONFIG_PROVIDER.get_reduce_wattage(i)
SetLimit.LastLimit = -1
elif minVoltage >= HOY_BATTERY_THRESHOLD_ON_LIMIT_IN_V[i]:
SetHoymilesPowerStatus(i, True)
if not HOY_BATTERY_GOOD_VOLTAGE[i]:
DTU.SetLimit(i, GetMinWatt(i))
DTU.WaitForAck(i, SET_LIMIT_TIMEOUT_SECONDS)
SetLimit.LastLimit = -1
HOY_BATTERY_GOOD_VOLTAGE[i] = True
if (minVoltage >= HOY_BATTERY_THRESHOLD_NORMAL_LIMIT_IN_V[i]) and (HOY_MAX_WATT[i] != CONFIG_PROVIDER.get_normal_wattage(i)):
HOY_MAX_WATT[i] = CONFIG_PROVIDER.get_normal_wattage(i)
SetLimit.LastLimit = -1
elif minVoltage >= HOY_BATTERY_THRESHOLD_NORMAL_LIMIT_IN_V[i]:
if HOY_MAX_WATT[i] != CONFIG_PROVIDER.get_normal_wattage(i):
HOY_MAX_WATT[i] = CONFIG_PROVIDER.get_normal_wattage(i)
SetLimit.LastLimit = -1
if HOY_BATTERY_GOOD_VOLTAGE[i]:
result = True
except:
logger.error("Exception at CheckBattery, Inverter %s not reachable", i)
return result
except:
logger.error("Exception at CheckBattery")
raise
def GetHoymilesTemperature():
try:
for i in range(INVERTER_COUNT):
try:
DTU.GetTemperature(i)
except:
logger.error("Exception at GetHoymilesTemperature, Inverter %s not reachable", i)
except:
logger.error("Exception at GetHoymilesTemperature")
raise
def GetHoymilesActualPower():
try:
try:
Watts = abs(INTERMEDIATE_POWERMETER.GetPowermeterWatts())
logger.info(f"intermediate meter {INTERMEDIATE_POWERMETER.__class__.__name__}: {Watts} Watt")
return Watts
except Exception as e:
logger.error("Exception at GetHoymilesActualPower")
if hasattr(e, 'message'):
logger.error(e.message)
else:
logger.error(e)
logger.error("try reading actual power from DTU:")
Watts = DTU.GetPowermeterWatts()
logger.info(f"intermediate meter {DTU.__class__.__name__}: {Watts} Watt")
except:
logger.error("Exception at GetHoymilesActualPower")
if SET_INVERTER_TO_MIN_ON_POWERMETER_ERROR:
SetLimit(0)
raise
def GetPowermeterWatts():
try:
Watts = POWERMETER.GetPowermeterWatts()
logger.info(f"powermeter {POWERMETER.__class__.__name__}: {Watts} Watt")
return Watts
except:
logger.error("Exception at GetPowermeterWatts")
if SET_INVERTER_TO_MIN_ON_POWERMETER_ERROR:
SetLimit(0)
raise
def GetMinWatt(pInverter: int):
min_watt_percent = CONFIG_PROVIDER.get_min_wattage_in_percent(pInverter)
return int(HOY_INVERTER_WATT[pInverter] * min_watt_percent / 100)
def CutLimitToProduction(pSetpoint):
if pSetpoint != GetMaxWattFromAllInverters():
ActualPower = GetHoymilesActualPower()
# prevent the setpoint from running away...
if pSetpoint > ActualPower + (GetMaxWattFromAllInverters() * MAX_DIFFERENCE_BETWEEN_LIMIT_AND_OUTPUTPOWER / 100):
pSetpoint = CastToInt(ActualPower + (GetMaxWattFromAllInverters() * MAX_DIFFERENCE_BETWEEN_LIMIT_AND_OUTPUTPOWER / 100))
logger.info('Cut limit to %s Watt, limit was higher than %s percent of live-production', CastToInt(pSetpoint), MAX_DIFFERENCE_BETWEEN_LIMIT_AND_OUTPUTPOWER)
return CastToInt(pSetpoint)
def ApplyLimitsToSetpoint(pSetpoint):
if pSetpoint > GetMaxWattFromAllInverters():
pSetpoint = GetMaxWattFromAllInverters()
if pSetpoint < GetMinWattFromAllInverters():
pSetpoint = GetMinWattFromAllInverters()
return pSetpoint
def ApplyLimitsToSetpointInverter(pInverter, pSetpoint):
if pSetpoint > HOY_MAX_WATT[pInverter]:
pSetpoint = HOY_MAX_WATT[pInverter]
if pSetpoint < GetMinWatt(pInverter):
pSetpoint = GetMinWatt(pInverter)
return pSetpoint
def ApplyLimitsToMaxInverterLimits(pInverter, pSetpoint):
if pSetpoint > HOY_INVERTER_WATT[pInverter]:
pSetpoint = HOY_INVERTER_WATT[pInverter]
if pSetpoint < GetMinWatt(pInverter):
pSetpoint = GetMinWatt(pInverter)
return pSetpoint
# Max possible Watts, can be reduced on battery mode
def GetMaxWattFromAllInverters():
maxWatt = 0
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
maxWatt = maxWatt + HOY_MAX_WATT[i]
return maxWatt
# Max possible Watts, can be reduced on battery mode
def GetMaxWattFromAllInvertersSamePrio(pPriority):
maxWatt = 0
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
if CONFIG_PROVIDER.get_battery_priority(i) == pPriority:
maxWatt = maxWatt + HOY_MAX_WATT[i]
return maxWatt
def GetMaxWattFromAllBatteryInvertersSamePrio(pPriority):
return sum(
HOY_MAX_WATT[i] for i in range(INVERTER_COUNT)
if AVAILABLE[i] and HOY_BATTERY_GOOD_VOLTAGE[i] and HOY_BATTERY_MODE[i] and CONFIG_PROVIDER.get_battery_priority(i) == pPriority
)
# Max possible Watts (physically) - Inverter Specification!
def GetMaxInverterWattFromAllInverters():
maxWatt = 0
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
maxWatt = maxWatt + HOY_INVERTER_WATT[i]
return maxWatt
def GetMaxInverterWattFromAllNonBatteryInverters():
return sum(
HOY_INVERTER_WATT[i] for i in range(INVERTER_COUNT)
if AVAILABLE[i] and not HOY_BATTERY_MODE[i] and HOY_BATTERY_GOOD_VOLTAGE[i]
)
def GetMinWattFromAllInverters():
minWatt = 0
for i in range(INVERTER_COUNT):
if (not AVAILABLE[i]) or (not HOY_BATTERY_GOOD_VOLTAGE[i]):
continue
minWatt = minWatt + GetMinWatt(i)
return minWatt
def GetMixedMode():
#if battery mode and custom priority use SetLimitWithPriority
for i in range(INVERTER_COUNT):
for j in range(INVERTER_COUNT):
if (HOY_BATTERY_MODE[i] != HOY_BATTERY_MODE[j]):
return True
return False
def GetBatteryMode():
for i in range(INVERTER_COUNT):
if HOY_BATTERY_MODE[i]:
return True
return False
def GetPriorityMode():
for i in range(INVERTER_COUNT):
for j in range(INVERTER_COUNT):
if CONFIG_PROVIDER.get_battery_priority(i) != CONFIG_PROVIDER.get_battery_priority(j):
return True
return False
def PublishConfigState():
if MQTT is None:
return
MQTT.publish_state("on_grid_usage_jump_to_limit_percent", CONFIG_PROVIDER.on_grid_usage_jump_to_limit_percent())
MQTT.publish_state("on_grid_feed_fast_limit_decrease", CONFIG_PROVIDER.on_grid_feed_fast_limit_decrease())
MQTT.publish_state("powermeter_target_point", CONFIG_PROVIDER.get_powermeter_target_point())
MQTT.publish_state("powermeter_max_point", CONFIG_PROVIDER.get_powermeter_max_point())
MQTT.publish_state("powermeter_min_point", CONFIG_PROVIDER.get_powermeter_min_point())
MQTT.publish_state("powermeter_tolerance", CONFIG_PROVIDER.get_powermeter_tolerance())
MQTT.publish_state("inverter_count", INVERTER_COUNT)
for i in range(INVERTER_COUNT):
MQTT.publish_inverter_state(i, "min_watt_in_percent", CONFIG_PROVIDER.get_min_wattage_in_percent(i))
MQTT.publish_inverter_state(i, "normal_watt", CONFIG_PROVIDER.get_normal_wattage(i))
MQTT.publish_inverter_state(i, "reduce_watt", CONFIG_PROVIDER.get_reduce_wattage(i))
MQTT.publish_inverter_state(i, "battery_priority", CONFIG_PROVIDER.get_battery_priority(i))
def PublishGlobalState(state_name, state_value):
if MQTT is None:
return
MQTT.publish_state(state_name, state_value)
def PublishInverterState(inverter_idx, state_name, state_value):
if MQTT is None:
return
MQTT.publish_inverter_state(inverter_idx, state_name, state_value)
class Powermeter:
def GetPowermeterWatts(self) -> int:
raise NotImplementedError()
class Tasmota(Powermeter):
def __init__(self, ip: str, user: str, password: str, json_status: str, json_payload_mqtt_prefix: str, json_power_mqtt_label: str, json_power_input_mqtt_label: str, json_power_output_mqtt_label: str, json_power_calculate: bool):
self.ip = ip
self.user = user
self.password = password
self.json_status = json_status
self.json_payload_mqtt_prefix = json_payload_mqtt_prefix
self.json_power_mqtt_label = json_power_mqtt_label
self.json_power_input_mqtt_label = json_power_input_mqtt_label
self.json_power_output_mqtt_label = json_power_output_mqtt_label
self.json_power_calculate = json_power_calculate
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
if not self.user:
ParsedData = self.GetJson('/cm?cmnd=status%2010')
else:
ParsedData = self.GetJson(f'/cm?user={self.user}&password={self.password}&cmnd=status%2010')
if not self.json_power_calculate:
return CastToInt(ParsedData[self.json_status][self.json_payload_mqtt_prefix][self.json_power_mqtt_label])
else:
input = ParsedData[self.json_status][self.json_payload_mqtt_prefix][self.json_power_input_mqtt_label]
ouput = ParsedData[self.json_status][self.json_payload_mqtt_prefix][self.json_power_output_mqtt_label]
return CastToInt(input - ouput)
class Shelly(Powermeter):
def __init__(self, ip: str, user: str, password: str, emeterindex: str):
self.ip = ip
self.user = user
self.password = password
self.emeterindex = emeterindex
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
headers = {"content-type": "application/json"}
return session.get(url, headers=headers, auth=(self.user, self.password), timeout=10).json()
def GetRpcJson(self, path):
url = f'http:https://{self.ip}/rpc{path}'
headers = {"content-type": "application/json"}
return session.get(url, headers=headers, auth=HTTPDigestAuth(self.user, self.password), timeout=10).json()
def GetPowermeterWatts(self) -> int:
raise NotImplementedError()
class Shelly1PM(Shelly):
def GetPowermeterWatts(self):
return CastToInt(self.GetJson('/status')['meters'][0]['power'])
class ShellyPlus1PM(Shelly):
def GetPowermeterWatts(self):
return CastToInt(self.GetRpcJson('/Switch.GetStatus?id=0')['apower'])
class ShellyEM(Shelly):
def GetPowermeterWatts(self):
if self.emeterindex:
return CastToInt(self.GetJson(f'/emeter/{self.emeterindex}')['power'])
else:
return sum(CastToInt(emeter['power']) for emeter in self.GetJson('/status')['emeters'])
class Shelly3EM(Shelly):
def GetPowermeterWatts(self):
return CastToInt(self.GetJson('/status')['total_power'])
class Shelly3EMPro(Shelly):
def GetPowermeterWatts(self):
return CastToInt(self.GetRpcJson('/EM.GetStatus?id=0')['total_act_power'])
class ESPHome(Powermeter):
def __init__(self, ip: str, port: str, domain: str, id: str):
self.ip = ip
self.port = port
self.domain = domain
self.id = id
def GetJson(self, path):
url = f'http:https://{self.ip}:{self.port}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
ParsedData = self.GetJson(f'/{self.domain}/{self.id}')
return CastToInt(ParsedData['value'])
class Shrdzm(Powermeter):
def __init__(self, ip: str, user: str, password: str):
self.ip = ip
self.user = user
self.password = password
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
ParsedData = self.GetJson(f'/getLastData?user={self.user}&password={self.password}')
return CastToInt(CastToInt(ParsedData['1.7.0']) - CastToInt(ParsedData['2.7.0']))
class Emlog(Powermeter):
def __init__(self, ip: str, meterindex: str, json_power_calculate: bool):
self.ip = ip
self.meterindex = meterindex
self.json_power_calculate = json_power_calculate
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
ParsedData = self.GetJson(f'/pages/getinformation.php?heute&meterindex={self.meterindex}')
if not self.json_power_calculate:
return CastToInt(ParsedData['Leistung170'])
else:
input = ParsedData['Leistung170']
ouput = ParsedData['Leistung270']
return CastToInt(input - ouput)
class IoBroker(Powermeter):
def __init__(self, ip: str, port: str, current_power_alias: str, power_calculate: bool, power_input_alias: str, power_output_alias: str):
self.ip = ip
self.port = port
self.current_power_alias = current_power_alias
self.power_calculate = power_calculate
self.power_input_alias = power_input_alias
self.power_output_alias = power_output_alias
def GetJson(self, path):
url = f'http:https://{self.ip}:{self.port}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
if not self.power_calculate:
ParsedData = self.GetJson(f'/getBulk/{self.current_power_alias}')
for item in ParsedData:
if item['id'] == self.current_power_alias:
return CastToInt(item['val'])
else:
ParsedData = self.GetJson(f'/getBulk/{self.power_input_alias},{self.power_output_alias}')
for item in ParsedData:
if item['id'] == self.power_input_alias:
input = CastToInt(item['val'])
if item['id'] == self.power_output_alias:
output = CastToInt(item['val'])
return CastToInt(input - output)
class HomeAssistant(Powermeter):
def __init__(self, ip: str, port: str, use_https: bool, access_token: str, current_power_entity: str, power_calculate: bool, power_input_alias: str, power_output_alias: str):
self.ip = ip
self.port = port
self.use_https = use_https
self.access_token = access_token
self.current_power_entity = current_power_entity
self.power_calculate = power_calculate
self.power_input_alias = power_input_alias
self.power_output_alias = power_output_alias
def GetJson(self, path):
if self.use_https:
url = f"https://{self.ip}:{self.port}{path}"
else:
url = f"http:https://{self.ip}:{self.port}{path}"
headers = {"Authorization": "Bearer " + self.access_token, "content-type": "application/json"}
return session.get(url, headers=headers, timeout=10).json()
def GetPowermeterWatts(self):
if not self.power_calculate:
ParsedData = self.GetJson(f"/api/states/{self.current_power_entity}")
return CastToInt(ParsedData['state'])
else:
ParsedData = self.GetJson(f"/api/states/{self.power_input_alias}")
input = CastToInt(ParsedData['state'])
ParsedData = self.GetJson(f"/api/states/{self.power_output_alias}")
output = CastToInt(ParsedData['state'])
return CastToInt(input - output)
class VZLogger(Powermeter):
def __init__(self, ip: str, port: str, uuid: str):
self.ip = ip
self.port = port
self.uuid = uuid
def GetJson(self):
url = f"http:https://{self.ip}:{self.port}/{self.uuid}"
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
return CastToInt(self.GetJson()['data'][0]['tuples'][0][1])
class AmisReader(Powermeter):
def __init__(self, ip: str):
self.ip = ip
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
return session.get(url, timeout=10).json()
def GetPowermeterWatts(self):
ParsedData = self.GetJson('/rest')
return CastToInt(ParsedData['saldo'])
class DTU(Powermeter):
def __init__(self, inverter_count: int):
self.inverter_count = inverter_count
def GetACPower(self, pInverterId: int):
raise NotImplementedError()
def GetPowermeterWatts(self):
return sum(self.GetACPower(pInverterId) for pInverterId in range(self.inverter_count) if AVAILABLE[pInverterId] and HOY_BATTERY_GOOD_VOLTAGE[pInverterId])
def CheckMinVersion(self):
raise NotImplementedError()
def GetAvailable(self, pInverterId: int):
raise NotImplementedError()
def GetInfo(self, pInverterId: int):
raise NotImplementedError()
def GetTemperature(self, pInverterId: int):
raise NotImplementedError()
def GetPanelMinVoltage(self, pInverterId: int):
raise NotImplementedError()
def WaitForAck(self, pInverterId: int, pTimeoutInS: int):
raise NotImplementedError()
def SetLimit(self, pInverterId: int, pLimit: int):
raise NotImplementedError()
def SetPowerStatus(self, pInverterId: int, pActive: bool):
raise NotImplementedError()
class AhoyDTU(DTU):
def __init__(self, inverter_count: int, ip: str, password: str):
super().__init__(inverter_count)
self.ip = ip
self.password = password
self.Token = ''
def GetJson(self, path):
url = f'http:https://{self.ip}{path}'
# AhoyDTU sometimes returns literal 'null' instead of a valid json, so we retry a few times
data = None
retry_count = 3
while retry_count > 0 and data is None:
data = session.get(url, timeout=10).json()
retry_count -= 1
return data
def GetResponseJson(self, path, obj):
url = f'http:https://{self.ip}{path}'
return session.post(url, json = obj, timeout=10).json()
def GetACPower(self, pInverterId):
ParsedData = self.GetJson('/api/live')
ActualPower_index = ParsedData["ch0_fld_names"].index("P_AC")
ParsedData = self.GetJson(f'/api/inverter/id/{pInverterId}')
return CastToInt(ParsedData["ch"][0][ActualPower_index])
def CheckMinVersion(self):
MinVersion = '0.8.80'
ParsedData = self.GetJson('/api/system')
AhoyVersion = str((ParsedData["version"]))
logger.info('Ahoy: Current Version: %s',AhoyVersion)
if version.parse(AhoyVersion) < version.parse(MinVersion):
logger.error('Error: Your AHOY Version is too old! Please update at least to Version %s - you can find the newest dev-releases here: https://github.com/lumapu/ahoy/actions',MinVersion)
quit()
def GetAvailable(self, pInverterId: int):
ParsedData = self.GetJson('/api/index')
Available = bool(ParsedData["inverter"][pInverterId]["is_avail"])
logger.info('Ahoy: Inverter "%s" Available: %s',NAME[pInverterId], Available)
return Available
def GetInfo(self, pInverterId: int):
ParsedData = self.GetJson('/api/live')
temp_index = ParsedData["ch0_fld_names"].index("Temp")
ParsedData = self.GetJson(f'/api/inverter/id/{pInverterId}')
SERIAL_NUMBER[pInverterId] = str(ParsedData['serial'])
NAME[pInverterId] = str(ParsedData['name'])
TEMPERATURE[pInverterId] = str(ParsedData["ch"][0][temp_index]) + ' degC'
logger.info('Ahoy: Inverter "%s" / serial number "%s" / temperature %s',NAME[pInverterId],SERIAL_NUMBER[pInverterId],TEMPERATURE[pInverterId])
def GetTemperature(self, pInverterId: int):
ParsedData = self.GetJson('/api/live')
temp_index = ParsedData["ch0_fld_names"].index("Temp")
ParsedData = self.GetJson(f'/api/inverter/id/{pInverterId}')
TEMPERATURE[pInverterId] = str(ParsedData["ch"][0][temp_index]) + ' degC'
logger.info('Ahoy: Inverter "%s" temperature: %s',NAME[pInverterId],TEMPERATURE[pInverterId])
def GetPanelMinVoltage(self, pInverterId: int):
ParsedData = self.GetJson('/api/live')
PanelVDC_index = ParsedData["fld_names"].index("U_DC")
ParsedData = self.GetJson(f'/api/inverter/id/{pInverterId}')
PanelVDC = []
ExcludedPanels = GetNumberArray(HOY_BATTERY_IGNORE_PANELS[pInverterId])
for i in range(1, len(ParsedData['ch']), 1):
if i not in ExcludedPanels:
PanelVDC.append(float(ParsedData['ch'][i][PanelVDC_index]))
minVdc = float('inf')
for i in range(len(PanelVDC)):
if (minVdc > PanelVDC[i]) and (PanelVDC[i] > 5):
minVdc = PanelVDC[i]
if minVdc == float('inf'):
minVdc = 0
# save last 5 min-values in list and return the "highest" value.
HOY_PANEL_VOLTAGE_LIST[pInverterId].append(minVdc)
if len(HOY_PANEL_VOLTAGE_LIST[pInverterId]) > 5:
HOY_PANEL_VOLTAGE_LIST[pInverterId].pop(0)
max_value = None
for num in HOY_PANEL_VOLTAGE_LIST[pInverterId]:
if (max_value is None or num > max_value):
max_value = num
logger.info('Lowest panel voltage inverter "%s": %s Volt',NAME[pInverterId],max_value)
return max_value
def WaitForAck(self, pInverterId: int, pTimeoutInS: int):
try:
timeout = pTimeoutInS
timeout_start = time.time()