def preventBessOverload(currentInput: DataMessage,
previousOutput: ResultsMessage,
newOutput: ResultsMessage, minBuyingPrice,
maxBuyingPrice, MIN_ENERGY_FOR_BATTERY):
Pbess = currentInput.current_load - currentInput.solar_production
if Pbess > BATTERY_MAX_OUTPUT_POWER:
if previousOutput.load_three == True:
newOutput.load_three = False
if currentInput.current_load * 0.7 > BATTERY_MAX_OUTPUT_POWER:
newOutput.load_two = False
# Case when battery is empty
elif currentInput.bessSOC == 0:
if currentInput.grid_status == False:
turn_off_loads(newOutput)
newOutput.power_reference = 0.0
availablePower = currentInput.solar_production * (-1.0)
if currentInput.solar_production >= currentInput.current_load * 0.2:
newOutput.load_one = True
availablePower = currentInput.solar_production - currentInput.current_load * 0.2
if currentInput.solar_production >= currentInput.current_load * 0.7:
newOutput.load_two = True
availablePower = currentInput.solar_production - currentInput.current_load * 0.7
newOutput.power_reference = availablePower * (-1.0)
else:
turn_off_loads(newOutput)
newOutput.power_reference = 0.0
availablePower = currentInput.solar_production
if currentInput.solar_production >= currentInput.current_load * 0.2:
newOutput.load_one = True
availablePower = currentInput.solar_production - currentInput.current_load * 0.2
if currentInput.solar_production >= currentInput.current_load * 0.7:
newOutput.load_two = True
availablePower = currentInput.solar_production - currentInput.current_load * 0.7
if currentInput.solar_production >= currentInput.current_load:
newOutput.load_three = True
availablePower = currentInput.solar_production - currentInput.current_load
newOutput.power_reference = availablePower * (-1.0)
# Case when battery is full
elif currentInput.bessSOC == 1:
newOutput.pv_mode = PVMode.OFF
handleRegularScenarios(currentInput, previousOutput, newOutput,
minBuyingPrice, maxBuyingPrice,
MIN_ENERGY_FOR_BATTERY)
if newOutput.power_reference < 0.0:
newOutput.power_reference = 0.0
def get_physics_metrics(d: DataMessage, r: ResultsMessage, spent_time=0) \
-> Tuple[float, float, float, float, float, float,
float, bool, float]:
global overload_cnt
global penal_l1_cnt
global penal_l2_cnt
BESS_MAX_POWER = 5
BESS_CAPACITY = 20
penal = 0.0
if r.power_reference > BESS_MAX_POWER:
r.power_reference = BESS_MAX_POWER
elif r.power_reference < -BESS_MAX_POWER:
r.power_reference = -BESS_MAX_POWER
if not r.load_one:
if penal_l1_cnt == 0:
penal += PENAL_L1_INIT + PENAL_L1_CONT
penal_l1_cnt += 1
else:
penal += PENAL_L1_CONT
else:
penal_l1_cnt = 0
if not r.load_two:
if penal_l2_cnt == 0:
penal += PENAL_L2_INIT + PENAL_L2_CONT
penal_l2_cnt += 1
else:
penal += PENAL_L2_CONT
else:
penal_l2_cnt = 0
if not r.load_three:
penal += PENAL_L3_CONT
if d.grid_status:
if (d.bessSOC == 0 and r.power_reference > 0) \
or (d.bessSOC == 1 and r.power_reference < 0):
r.power_reference = 0
r_load = real_load(int(r.load_one), int(r.load_two), int(r.load_three),
d.current_load)
mg = main_grid(True, r_load, r.power_reference, d.solar_production,
r.pv_mode)
# we sell
if mg < 0:
bess_sell = abs(mg) * d.selling_price / CFG.sampleRate
consumption = 0.0
else:
consumption = mg * d.buying_price / CFG.sampleRate
bess_sell = 0
current_power = r.power_reference
soc_bess = d.bessSOC - r.power_reference / (CFG.sampleRate *
BESS_CAPACITY)
overload = False
elif not d.grid_status:
r_load = real_load(int(r.load_one), int(r.load_two), int(r.load_three),
d.current_load)
current_power = main_grid(False, r_load, r.power_reference,
d.solar_production, r.pv_mode)
soc_bess = d.bessSOC - current_power / (CFG.sampleRate * BESS_CAPACITY)
if abs(current_power) > BESS_MAX_POWER or (soc_bess >= 1 and current_power < 0) \
or (soc_bess <= 0 and current_power > 0):
overload = True
overload_cnt += 1
else:
overload = False
overload_cnt = 0
if overload_cnt > 1:
penal = PENAL_L1_INIT + PENAL_L1_CONT + PENAL_L2_INIT + PENAL_L2_CONT + PENAL_L3_CONT
current_power = 0
r.load_one = False
r.load_two = False
r.load_three = False
r.pv_mode = PVMode.OFF
overload = False
overload_cnt = 0
soc_bess = d.bessSOC
r_load = 0
consumption = 0
mg = 0
bess_sell = 0
if 0 > soc_bess:
soc_bess = 0
if soc_bess > 1:
soc_bess = 1
TARGET_1MS_PRICE = 100 # targeted daily price for 1ms avg spent time
performance_mark = (spent_time *
1000) * (24 / (TARGET_1MS_PRICE * CFG.sampleRate))
em = energy_mark(consumption, bess_sell)
pv_power = d.solar_production if r.pv_mode == PVMode.ON else 0
return em, performance_mark, mg, penal, r_load, pv_power, soc_bess, \
overload, current_power
def handleRegularScenarios(currentInput:DataMessage, previousOutput:ResultsMessage, newOutput:ResultsMessage, minBuyingPrice, maxBuyingPrice, MIN_ENERGY_FOR_BATTERY):
if currentInput.grid_status == False:
if currentInput.bessSOC * 10 + currentInput.solar_production <= MINIMAL_BATTERY_POWER_FOR_LOAD_1:
newOutput.load_two = False
newOutput.load_three = False
elif currentInput.bessSOC * 10 + currentInput.solar_production <= MINIMAL_BATTERY_POWER_FOR_LOAD_1_AND_LOAD_2:
newOutput.load_three = False
if currentInput.solar_production + BATTERY_MAX_OUTPUT_POWER < currentInput.current_load:
newOutput.load_three = False
if currentInput.solar_production + BATTERY_MAX_OUTPUT_POWER < currentInput.current_load * 0.7:
newOutput.load_two = False
if currentInput.solar_production + BATTERY_MAX_OUTPUT_POWER < currentInput.current_load * 0.2:
newOutput.load_one = False
else:
extraEnergy = currentInput.solar_production - predictFutureConsumption(newOutput.load_two, newOutput.load_three,
currentInput.current_load)
if extraEnergy > 0:
if currentInput.bessSOC * 10.0 <= 9.9:
# Charge battery
newOutput.power_reference = extraEnergy * (-1.0)
elif currentInput.selling_price > 0:
newOutput.power_reference = 0.0
else:
newOutput.power_reference = 0.0
if newOutput.load_two == False and newOutput.load_three == False:
if extraEnergy + 6 > currentInput.current_load * 0.8:
newOutput.load_two = True
newOutput.load_three = True
if extraEnergy >= currentInput.current_load * 0.8:
newOutput.power_reference = 0.0
elif currentInput.buying_price == maxBuyingPrice:
newOutput.power_reference = currentInput.current_load * 0.8 - extraEnergy
else:
newOutput.load_two = False
newOutput.load_three = False
elif newOutput.load_two == False:
if extraEnergy + 6 > currentInput.current_load * 0.5:
newOutput.load_two = True
if extraEnergy >= currentInput.current_load * 0.5:
newOutput.power_reference = 0.0
elif currentInput.buying_price == maxBuyingPrice:
newOutput.power_reference = currentInput.current_load * 0.5 - extraEnergy
else:
newOutput.load_two = False
elif newOutput.load_three == False:
if extraEnergy + 6 > currentInput.current_load * 0.3:
newOutput.load_three = True
if extraEnergy >= currentInput.current_load * 0.3:
newOutput.power_reference = 0.0
elif currentInput.buying_price == maxBuyingPrice:
newOutput.power_reference = currentInput.current_load * 0.3 - extraEnergy
else:
newOutput.load_three = False
else:
if currentInput.buying_price == minBuyingPrice and currentInput.bessSOC * 10.0 < 9.88:
newOutput.power_reference = -6.0
elif currentInput.bessSOC * 10.0 > MIN_ENERGY_FOR_BATTERY:
if currentInput.buying_price == maxBuyingPrice:
newOutput.power_reference = extraEnergy * (-1.0)
else:
newOutput.power_reference = 0.0
