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First self consumption predictor only PV > load

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Andreas
2024-12-20 15:59:49 +01:00
committed by Andreas
parent c56d29f63d
commit 4e8e9bd0c0
4 changed files with 49 additions and 19 deletions
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21
src/akkudoktoreos/devices/inverter.py
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@@ -1,6 +1,9 @@
from pydantic import BaseModel, Field
from akkudoktoreos.devices.battery import PVAkku
from akkudoktoreos.prediction.self_consumption_probability import (
self_consumption_probability_interpolator,
)
class WechselrichterParameters(BaseModel):
@@ -8,11 +11,17 @@ class WechselrichterParameters(BaseModel):
class Wechselrichter:
def __init__(self, parameters: WechselrichterParameters, akku: PVAkku):
def __init__(
self,
parameters: WechselrichterParameters,
akku: PVAkku,
self_consumption_predictor: self_consumption_probability_interpolator,
):
self.max_leistung_wh = (
parameters.max_leistung_wh # Maximum power that the inverter can handle
)
self.akku = akku # Connection to a battery object
self.self_consumption_predictor = self_consumption_predictor
def energie_verarbeiten(
self, erzeugung: float, verbrauch: float, hour: int
@@ -21,7 +30,7 @@ class Wechselrichter:
netzeinspeisung = 0.0 # Grid feed-in
netzbezug = 0.0 # Grid draw
eigenverbrauch = 0.0 # Self-consumption
aus_akku = 0.0
if erzeugung >= verbrauch:
if verbrauch > self.max_leistung_wh:
# If consumption exceeds maximum inverter power
@@ -30,10 +39,14 @@ class Wechselrichter:
netzbezug = -restleistung_nach_verbrauch # Negative indicates feeding into the grid
eigenverbrauch = self.max_leistung_wh
else:
scr = self.self_consumption_predictor.calculate_self_consumption(
verbrauch, erzeugung
)
# Remaining power after consumption
restleistung_nach_verbrauch = (erzeugung - verbrauch) * 0.95 # EVQ
restleistung_nach_verbrauch = (erzeugung - verbrauch) * scr # EVQ
# Remaining load Self Consumption not perfect
restlast_evq = (erzeugung - verbrauch) * (1.0 - 0.95)
restlast_evq = (erzeugung - verbrauch) * (1.0 - scr)
if restlast_evq > 0:
# Akku muss den Restverbrauch decken