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Joerg Heinemann edited this page Nov 13, 2024 · 34 revisions

Overview

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Flows, Definitions and Calculations

The diagram and the table below shows the definitions and calculations used for the power- and energy flows between the Solar PV, House, Batteries, and Grid. These definitions are used in the naming convention of the custom template sensors included in the "Huawei Solar HEMS packages".

Dashboard: Level 6
Dashboard-6

PV system

Power flows

Reg Entity Unit Calculation Type Integration
32016 Inverter_PV_1_Voltage
pv_1_voltage 		V sensor Huawei Solar
32017 Inverter_PV_1_Current
pv_1_current 		A sensor Huawei Solar
Inverter_PV_1_Power
pv_1_power 		W = pv_1_voltage * pv_1_current
= [32016] * [32017]		 sensor Template
32018 Inverter_PV_2_Voltage
pv_2_voltage 		V sensor Huawei Solar
32019 Inverter_PV_2_Current
pv_2_current 		A sensor Huawei Solar
Inverter_PV_2_Power
pv_2_power 		W = pv_2_voltage * pv_2_current
= [32018] * [32019]		 sensor Template
Inverter_PV_Power
pv_power 		W = pv_1_power + pv_2_power
= [32016] * [32017] + [32018] * [32019]		 sensor Template
32064 Inverter_Input_Power
inv_in_power 		W sensor Huawei Solar
Inverter_Input_Power_Corrected
inv_in_power_corrected 		W = [32064]*n sensor Template
32080 Inverter_Active_Power
inv_active_power 		W In(-), Out(+) sensor Huawei Solar
37765 Batteries_Charge_Discharge_Power W = bat_active_power
= inv_in_power - inv_active_power
In(+), Out(-)		 sensor Huawei Solar
Batteries_Active_Power
bat_active_power 		W = inv_in_power - inv_active_power
= [32064] - [32080]
In(+), Out(-)		 sensor Template
Batteries_Charge_Power
bat_in_power 		W = max(0, bat_active_power)
= max(0, [32064] - [32080])		 sensor Template
Batteries_Charge_Power_Mean_30min
bat_in_power_mean_30min 		W = statistics(bat_in_power, mean, 0.5h)
= statistics(max(0, [32064] - [32080], mean, 0.5h)		 sensor Statistics
Batteries_Charge_from_Grid_Power
inv_in_grid_power 		W = -min(0, inv_active_power)
= -min(0, [32080])		 sensor Template
Batteries_Discharge_Power
bat_out_power 		W = -min(0, bat_active_power**)
= -min(0, [32064] - [32080])		 sensor Template
Batteries_Discharge_Power_Mean_24h
bat_out_power_mean_24h 		W = statistics(bat_out_power, mean, 24h)
= statistics(-min(0, [32064] - [32080]), mean, 24h)		 sensor Statistics
37113 Power_Meter_Active_Power
grid_active_power 		W In(-), Out(+) sensor Huawei Solar
Grid_Import_Power
grid_in_power 		W = -min(0, grid_active_power)
= -min(0, [37113])		 sensor Template
Grid_Export_Power
grid_out_power 		W = max(0, grid_active_power)
= max(0, [37113])		 sensor Template
House_Consumption_Power
house_power 		W = inv_in_power - bat_active_power - grid_active_power
= inv_in_power - (inv_in_power - inv_active_power) - grid_active_power
= inv_active_power - grid_active_power
= [32080] - [37113]		 sensor Template

Energy flows

Reg Entity Unit Calculation Type Integration
32108 Inverter_Total_DC_Input_Energy
pv_yield_total 		kWh = pv_yield_strings sensor Huawei Solar
PV_Yield_Quarter_Hourly
PV_Yield_Hourly
PV_Yield_Daily
pv_yield 		kWh = UM(pv_yield_total)
= UM([32108])		 sensor Utility Meter
PV_Yield_Strings kWh = integration(pv_power, left)
= integration([32016] * [32017] + [32018] * [32019], left)		 sensor Integral
PV_Yield_Strings_Quarter_Hourly
PV_Yield_Strings_Hourly
PV_Yield_Strings_Daily		 kWh = UM(pv_yield_strings) sensor Utility Meter
Solar_Yield kWh = integration(inv_in_power, left)
= integration([32064], left)		 sensor Integral
Solar_Yield_Quarter_Hourly
Solar_Yield_Hourly
Solar_Yield_Daily
inv_in_solar 		kWh = UM([solar_yield]) sensor Utility Meter
inverter_total_solar_yield
FusionSolar_Yield_Total 		kWh = max(0, (inv_out_total - bat_out_total + bat_in_total))
= max(0, ([32106] - [37068] + [37066]))		 sensor Template
inverter_daily_solar_yield
FusionSolar_Yield 		kWh = max(0, (inv_out - bat_out + bat_in))
= max(0, ([32114] - [37017] + [37015]))		 sensor Template
32106 Inverter_Total_Yield
inv_out_total 		kWh sensor Huawei Solar
Inverter_Yield_Quarter_Hourly
Inverter_Yield_Hourly
Inverter_Yield_Weekly
inv_out_weekly
Inverter_Yield_Monthly
inv_out_monthly
Inverter_Yield_Yearly
inv_out_yearly 		kWh = UM(inv_out_total)
= UM([32106])		 sensor Utility Meter
32114 Inverter_Daily_Yield
inv_out 		kWh sensor Huawei Solar
37119 Power_Meter_Exported
grid_out_total 		kWh sensor Huawei Solar
Power_Meter_Exported_Energy_Daily
grid_out
Power_Meter_Exported_Energy_Weekly
grid_out_weekly
Power_Meter_Exported_Energy_Monthly
grid_out_monthly
Power_Meter_Exported_Energy_Yearly
grid_out_yearly 		kWh = UM(grid_out_total)
= UM([37119])		 sensor Utility Meter
37121 Power_Meter_Consumption
grid_in_total 		kWh sensor Huawei Solar
Power_Meter_Consumption_Energy_Hourly
Power_Meter_Consumption_Energy_Daily
grid_in
Power_Meter_Consumption_Energy_Weekly
Power_Meter_Consumption_Energy_Monthly
Power_Meter_Consumption_Energy_Yearly 		kWh = UM(grid_in_total)
= UM([37121])		 sensor Utility Meter
37066 Batteries_Total_Charge
bat_in_total 		kWh sensor Huawei Solar
Batteries_Charge_from_Grid_Energy_Total
inv_in_grid_total 		kWh = integration(inv_in_grid_power, left)
= integration(-min(0, inv_active_power), left)
= integration(-min(0, [32080]), left)		 sensor Integral
Batteries_Charge_from_Grid_Energy_Daily
inv_in_grid 		kWh = UM(inv_in_grid_total) sensor Utility Meter
37068 Batteries_Total_Discharge
bat_out_total 		kWh sensor Huawei Solar
37015 Batteries_Day_Charge
bat_in 		kWh sensor Huawei Solar
Batteries_Day_Charge_with_Loss
bat_in_with_loss 		kWh = bat_in + bat_in_loss
= [37015] + bat_in_loss		 sensor Template
37017 Batteries_Day_Discharge
bat_out 		kWh sensor Huawei Solar
Batteries_Day_Discharge_with_Loss
bat_out_with_loss 		kWh = bat_out - bat_out_loss
= [37017] - bat_out_loss		 sensor Template
Inverter_Loss_Daily
inv_loss 		kWh = bat_in_loss + bat_out_loss
= inv_in_solar + inv_in_grid + bat_out - bat_in - inv_out
= inv_in_solar + inv_in_grid + [37017] - [37015] - [32114]		 sensor Template
Batteries_Charge_Loss_Daily
bat_in_loss 		kWh if([37765] >= 0)
= inv_loss - bat_out_loss		 sensor Template
Batteries_Discharge_Loss_Daily
bat_out_loss 		kWh if([37765] < 0)
= inv_loss - bat_in_loss		 sensor Template
House_Consumption_Energy_Total
house_in_total 		kWh = inv_out_total - grid_out_total + grid_in_total - inv_in_grid_total
= [32106] - [37119] + [37121] - inv_in_grid_total		 sensor Template
House_Consumption_Energy_Daily
house_in
House_Consumption_Energy_Weekly
House_Consumption_Energy_Monthly
House_Consumption_Energy_Yearly 		kWh = UM(house_in_total) sensor Utility Meter
House_Consumption_Energy_Daily_Control kWh = inv_in_solar - bat_in_with_loss - grid_out + grid_in + bat_out_with_loss sensor Template
House_Consumption_Solar_Energy_Daily
house_in_solar 		kWh = inv_in_solar + inv_in_grid - bat_in_with_loss - grid_out sensor Template
Inverter_Yield_Self_Use_Total
self_use_total 		kWh = inv_out_total - grid_out_total
= [32106] - [37119]		 sensor Template
Inverter_Yield_Self_Use_Daily
self_use
Inverter_Yield_Self_Use_Weekly
Inverter_Yield_Self_Use_Monthly
Inverter_Yield_Self_Use_Yearly 		kWh = UM(self_use_total) sensor Utility Meter

Diagnostic

Reg Entity Unit Calculation Type Integration
37046 Batteries Maximum charge power
bat_rated_charge_power 		W sensor Huawei Solar
37048 Batteries Maximum discharge power
bat_rated_discharge_power 		W sensor Huawei Solar
37758 Batteries_Rated_Capacity
bat_rated_capacity 		Wh sensor Huawei Solar
37760 Batteries_State_of_capacity
bat_soc 		% sensor Huawei Solar
Batteries_State_of_Energy
bat_soe 		kWh = bat_rated_capacity * bat_soc / 100
= [37758] * [37760] / 100		 sensor Template
Batteries_Max_End_of_Charge_Energy
bat_max_eoc 		kWh = bat_rated_capacity * 1.15
= [37758] * 1.15
Batteries_End_of_Charge_Energy
bat_eoc 		kWh = bat_max_eoc * (1 - bat_soc / 100)
= [37758] * 1.15 * (1 - [37760] / 100)		 sensor Template
Batteries_End_of_Charge_Time
bat_eoc_time 		h = bat_eoc / bat_in_power_mean_30min / 1000 sensor Template
Batteries_End_of_Discharge_Time
bat_eod_time 		h = bat_soe / bat_out_power_mean_24h / 1000 sensor Template
House_Self_Sufficiency_Total
self_sufficiency_total 		% = self_use_total / house_in_total sensor Template
House_Self_Sufficiency_Daily
self_sufficiency_daily 		% = self_use / house_in sensor Template
32087 Inverter_Internal_Temperature °C sensor Huawei Solar
30362 Inverter_Rated_power
inv_rated_power 		W sensor Huawei Solar
30075 Inverter Max active power
inv_max_active_power
sensor.inverter_power 		W sensor Huawei Solar
Inverter_Total_Efficiency
inv_efficiency_total 		% = inv_out_total / (pv_yield_total + bat_out_total - bat_in_total) * 100
= [32106] / ([32108] + [37068] - [37066]) * 100		 sensor Template
Inverter_Daily_Efficiency
inv_efficiency 		% = inv_out / (pv_yield + bat_out - bat_in) * 100
= [32114] / (UM([32108]) + [37017] - [37015])		 sensor Template
Inverter_Efficiency_Average %

Energy management

EMHASS

Entity Unit Calculation Type Integration
emhass_naive_mpc_optim_forecast
emhass_forecast 		automation
emhass_prediction_horizon
emhass_prediction_horizon 		((prediction_end_time_tomorrow - now())/60/30) + 1 sensor template
emhass_forecast_data sensor template
emhass_publish_data rest command
emhass_perfect_optim rest command
emhass_dayahead_optim_forecast rest command
emhass_naive_mpc_optim_forecast rest command
emhass_ml_load_forecast_model_fit rest command
emhass_ml_load_forecast_model_predict rest command
emhass_ml_load_forecast_model_tune rest command
p_grid_forecast
emhass_grid_active_power_forecast 		W sensor emhass
p_load_forecast
house_power_forecast 		W sensor emhass
p_hybrid_inverter
inv_active_power_forecast 		W sensor emhass
p_batt_forecast
bat_active_power_forecast 		W sensor emhass
optim_status
emhass_optim_status 		sensor emhass

HEMS

Entity Unit Calculation Type Integration
batteries_soc_setpoint_low
bat_soc_setpoint_low 		% input_number helper
batteries_soc_setpoint_neutral
bat_soc_setpoint_neutral 		% input_number helper
batteries_soc_setpoint_high
bat_soc_setpoint_high 		% input_number helper
batteries_soc_setpoint_forcible_charge
bat_soc_setpoint_forcible_charge 		% input_number helper
epexspot_quantile_setpoint_low input_number helper
epexspot_quantile_setpoint_neutral input_number helper
epexspot_quantile_setpoint_high input_number helper
batteries_charge_from_grid
inv_in_grid_control 		binary_sensor template
batteries_maximum_charging_power
bat_max_charge_power_control 		binary_sensor template
batteries_maximum_discharging_power
bat_max_discharge_power_control 		binary_sensor template
batteries_forcible_charge
bat_forcible_charge_control 		binary_sensor template
load_forecast_remaining_today_every_minute
house_in_forecast 		kWh sensor template
solcast_forecast_remaining_today_every_minute
inv_in_solar_forecast 		kWh sensor template

HEMS Sun (sun2)

Entity Unit Calculation Type Integration
hems_sun_pv_excess_start_rising_offset
pv_excess_start_rising_offset 		% input_number helper
hems_sun_pv_excess_end_setting_offset
pv_excess_end_setting_offset 		% input_number helper
hems_sun_prediction_end_setting_offset
prediction_end_setting_offset 		% input_number helper
hems_sun_rising
rising_time 		sensor sun2
hems_sun_setting
setting_time 		sensor sun2
hems_sun_solar_noon
solar_noon_time 		sensor sun2
hems_sun_prediction_end
prediction_end_time 		sensor template
hems_sun_pv_excess_start
pv_excess_start_time 		sensor template
hems_sun_pv_excess_end
pv_excess_end_time 		sensor template

EPEX Spot data

Entity Unit Calculation Type Integration
automation.epex_spot_fetch_data
epexspot_fetch_data 		automation
epex_spot_data_update
epexspot_data_update 		binary_sensor template
epex_spot_data_price
epexspot_price 		EUR/MWh sensor template
epex_spot_data_price_3
epexspot_price_1 		EUR/MWh sensor epexspot
epex_spot_data_price_1
epexspot_price_2 		EUR/MWh sensor epexspot
epex_spot_data_price_2
epexspot_price_3 		EUR/MWh sensor epexspot
epex_spot_data_net_price
epexspot_net_price 		ct/kWh sensor template
epex_spot_data_net_price_3
epexspot_net_price_1 		ct/kWh sensor epexspot
epex_spot_data_net_price_1
epexspot_net_price_2 		ct/kWh sensor epexspot
epex_spot_data_net_price_2
epexspot_net_price_3 		ct/kWh sensor epexspot
epex_spot_data_rank
epexspot_rank 		sensor template
epex_spot_data_rank_3
epexspot_rank_1 		sensor epexspot
epex_spot_data_rank_1
epexspot_rank_2 		sensor epexspot
epex_spot_data_rank_2
epexspot_rank_3 		sensor epexspot
epex_spot_data_quantile
epexspot_quantile 		sensor template
epex_spot_data_quantile_3
epexspot_quantile_1 		sensor epexspot
epex_spot_data_quantile_1
epexspot_quantile_2 		sensor epexspot
epex_spot_data_quantile_2
epexspot_quantile_3 		sensor epexspot

Solcast PV forecast

Entity Unit Calculation Type Integration
solcast_pv_forecast_prognose_heute
solcast_forecast_today 		kWh sensor solcast
solcast_pv_forecast_prognose_fur_morgen
solcast_forecast_tomorrow 		kWh sensor solcast
solcast_pv_forecast_zuletzt_abgefragte_api
solcast_poll 		sensor solcast
solcast_pv_forecast_api_limit
solcast_api_limit 		sensor solcast
solcast_pv_forecast_verwendete_api
solcast_api_used 		sensor solcast
solcast_pv_forecast_api_update
solcast_api_update 		automation
solcast_pv_forecast_api_update
solcast_api_update_control 		sensor template

SG-Ready controller

Entity Unit Calculation Type Integration
406_wp_sg_ready_evu
sg_ready_hp_lock 		switch shelly
406_wp_sg_ready_pv_ma
sg_ready_pv_excess 		switch shelly
sg_ready_mode sensor template

Tibber billing

Entity Unit Calculation Type Integration
tibber_prices EUR sensor rest
tibber_electricity_spot_price EUR sensor rest
tibber_hourly_cost EUR sensor rest
tibber_daily_cost EUR sensor rest
tibber_monthly_cost EUR sensor rest
tibber_yearly_cost EUR sensor rest
tibber_strompreisentwicklung_website_text sensor multiscrape
tibber_basic_fee_monthly € input_number helper
tibber_grid_usage_fee_daily € input_number helper
tibber_electricity_meter_fee_daily € input_number helper
tibber_vat_rate input_number helper
tibber_hourly_cost_total EUR sensor template
tibber_daily_cost_total EUR sensor template
tibber_monthly_cost_total EUR sensor template
tibber_yearly_cost_total EUR sensor template
tibber_hourly_cost_statistics EUR sensor template
tibber_daily_cost_statistics EUR sensor template
tibber_monthly_cost_statistics EUR sensor template
tibber_yearly_cost_statistics EUR sensor template

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