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pv forecaster added

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Nils Reiners
2025-10-07 20:52:28 +02:00
parent 98302b9af5
commit a1f9e29134
5 changed files with 319 additions and 1 deletions
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26
main.py
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@@ -1,12 +1,16 @@
import time
from datetime import datetime
from data_base_influx import DataBaseInflux
from forecaster.weather_forecaster import WeatherForecaster
from heat_pump import HeatPump
from pv_inverter import PvInverter
from simulators.pv_plant_simulator import PvWattsSubarrayConfig, PvWattsPlant
from solaredge_meter import SolaredgeMeter
from shelly_pro_3m import ShellyPro3m
from energysystem import EnergySystem
from sg_ready_controller import SgReadyController
from pvlib.location import Location
import datetime as dt
# For dev-System run in terminal: ssh -N -L 127.0.0.1:8111:10.0.0.10:502 pi@192.168.1.146
# For productive-System change IP-adress in heatpump to '10.0.0.10' and port to 502
@@ -31,6 +35,22 @@ meter = SolaredgeMeter(device_name='solaredge_meter', ip_address='192.168.1.112'
es.add_components(hp_master, hp_slave, shelly, wr, meter)
controller = SgReadyController(es)
# FORECASTING
latitude = 48.041
longitude = 7.862
TZ = "Europe/Berlin"
HORIZON_DAYS = 2
weather_forecaster = WeatherForecaster(latitude=latitude, longitude=longitude)
site = Location(latitude=latitude, longitude=longitude, altitude=35, tz=TZ, name="Gundelfingen")
p_module = 435
upper_roof_north = PvWattsSubarrayConfig(name="north", pdc0_w=(29+29+21)*p_module, tilt_deg=10, azimuth_deg=20, dc_loss=0.02, ac_loss=0.01)
upper_roof_south = PvWattsSubarrayConfig(name="south", pdc0_w=(29+21+20)*p_module, tilt_deg=10, azimuth_deg=200, dc_loss=0.02, ac_loss=0.01)
upper_roof_east = PvWattsSubarrayConfig(name="east", pdc0_w=7*p_module, tilt_deg=10, azimuth_deg=110, dc_loss=0.02, ac_loss=0.01)
upper_roof_west = PvWattsSubarrayConfig(name="west", pdc0_w=7*p_module, tilt_deg=10, azimuth_deg=290, dc_loss=0.02, ac_loss=0.01)
cfgs = [upper_roof_north, upper_roof_south, upper_roof_east, upper_roof_west]
pv_plant = PvWattsPlant(site, cfgs)
while True:
now = datetime.now()
if now.second % interval_seconds == 0 and now.microsecond < 100_000:
@@ -42,5 +62,11 @@ while True:
else:
mode_as_binary = 1
db.store_data('sg_ready', {'mode': mode_as_binary})
if now.minute == 0 and now.second == 0:
start_hour_local = (now + dt.timedelta(hours=1)).replace(minute=0, second=0, microsecond=0)
weather = weather_forecaster.get_hourly_forecast(start_hour_local, HORIZON_DAYS)
total = pv_plant.get_power(weather)
db.store_forecasts('pv_forecast', total)
time.sleep(0.1)