72 lines
2.3 KiB
Python
Executable file
72 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
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import statistics
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from pyfroniusreg import gen24_registers
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from pyfroniusreg.froniusreg import RegisterReadError
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from datetime import datetime
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from pymodbus.client.tcp import ModbusTcpClient
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# ModBUS connection to the inverter
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fronius1 = ModbusTcpClient("172.19.107.211", port=502, timeout=10)
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fronius1.connect()
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# Info Registers
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soc_percent = gen24_registers.scaledChaState.get(fronius1)
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total_wh = gen24_registers.scaledWHRtg.get(fronius1)
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# Charge Registers
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discharge = gen24_registers.scaledOutWRte.get(fronius1)
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charge = gen24_registers.scaledInWRte.get(fronius1)
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mode = gen24_registers.StorCtl_Mod.get(fronius1)
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timer = gen24_registers.InOutWRte_RvrtTms.get(fronius1)
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current_time = datetime.now()
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charge_data = []
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discharge_data = []
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print("Gathering 5 second average of battery power")
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while( (datetime.now() - current_time).seconds < 5):
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charge_data.append(gen24_registers.scaledmodule_3_DCW.get(fronius1))
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discharge_data.append(gen24_registers.scaledmodule_4_DCW.get(fronius1))
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avg_charge = statistics.mean(charge_data)
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avg_discharge = statistics.mean(discharge_data)
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print(" Charge: %.2f" % avg_charge)
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print("DisCharge: %.2f" % avg_discharge)
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print(" SoC: %.2f" % soc_percent)
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print("Total WH: %.2f" % total_wh)
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print(" Timer: %d" % timer)
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wh_remain = (soc_percent / 100.0) * total_wh
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h_estim = wh_remain - (avg_discharge - avg_charge)
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h_estpct = (h_estim / total_wh) * 100
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print("WH remain: %.2f" % wh_remain)
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print("1h est WH: %.2f" % h_estim)
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print("1hr est %%: %.2f" % h_estpct)
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time_check = (current_time.hour == 6 or current_time.hour == 15)
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estimate_check = (h_estpct < 15.0)
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if (time_check and estimate_check):
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print("Full BEEEEEAAAAANS!")
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# Set settings timer to 55 minutes
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err = gen24_registers.InOutWRte_RvrtTms.set(fronius1, 3300)
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# This should be 'limit discharge' mode
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print("Setting control mode to limit discharge")
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err = gen24_registers.StorCtl_Mod.set(fronius1, 2)
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# Charge battery at a rate from -2% discharge to 100% charge
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# as a percentage of the MaxChaRte, which in our case is 25600W
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print("Setting discharge rate to -10%")
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err = gen24_registers.scaledOutWRte.set(fronius1, int(-20))
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print("Setting charge rate to 100%")
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err = gen24_registers.scaledInWRte.set(fronius1, int(100))
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else:
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print("Nothing doing")
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