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heatpump translated (#282)

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Normann 2024-12-26 19:34:16 +01:00 committed by GitHub
parent bec24588e1
commit c3aa567b4d
2 changed files with 31 additions and 19 deletions
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44
src/akkudoktoreos/devices/heatpump.py
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@ -3,10 +3,10 @@ from typing import List, Sequence
class Heatpump:
MAX_HEATOUTPUT = 5000
MAX_HEAT_OUTPUT = 5000
"""Maximum heating power in watts"""
BASE_HEATPOWER = 235.0
BASE_HEAT_POWER = 235.0
"""Base heating power value"""
TEMPERATURE_COEFFICIENT = -11.645
@ -32,7 +32,7 @@ class Heatpump:
Returns:
bool: True if in range
"""
return temp_celsius > -100 and temp_celsius < 100
return -100 < temp_celsius < 100
def calculate_cop(self, outside_temperature_celsius: float) -> float:
"""Calculate the coefficient of performance (COP) based on outside temperature.
@ -54,7 +54,10 @@ class Heatpump:
cop = self.COP_BASE + (outside_temperature_celsius * self.COP_COEFFICIENT)
return max(cop, 1)
else:
err_msg = f"Outside temperature '{outside_temperature_celsius}' not in range (min: -100 Celsius, max: 100 Celsius) "
err_msg = (
f"Outside temperature '{outside_temperature_celsius}' not in range "
"(min: -100 Celsius, max: 100 Celsius)"
)
self.log.error(err_msg)
raise ValueError(err_msg)
@ -74,12 +77,15 @@ class Heatpump:
"""
if self.__check_outside_temperature_range__(outside_temperature_celsius):
heat_output = (
(self.BASE_HEATPOWER + outside_temperature_celsius * self.TEMPERATURE_COEFFICIENT)
(self.BASE_HEAT_POWER + outside_temperature_celsius * self.TEMPERATURE_COEFFICIENT)
* 1000
) / 24.0
return min(self.max_heat_output, heat_output)
else:
err_msg = f"Outside temperature '{outside_temperature_celsius}' not in range (min: -100 Celsius, max: 100 Celsius) "
err_msg = (
f"Outside temperature '{outside_temperature_celsius}' not in range "
"(min: -100 Celsius, max: 100 Celsius)"
)
self.log.error(err_msg)
raise ValueError(err_msg)
@ -100,7 +106,10 @@ class Heatpump:
1164 - 77.8 * outside_temperature_celsius + 1.62 * outside_temperature_celsius**2.0
)
else:
err_msg = f"Outside temperature '{outside_temperature_celsius}' not in range (min: -100 Celsius, max: 100 Celsius) "
err_msg = (
f"Outside temperature '{outside_temperature_celsius}' not in range "
"(min: -100 Celsius, max: 100 Celsius)"
)
self.log.error(err_msg)
raise ValueError(err_msg)
@ -110,7 +119,8 @@ class Heatpump:
if len(temperatures) != self.prediction_hours:
raise ValueError(
f"The temperature array must contain exactly {self.prediction_hours} entries, one for each hour of the day."
f"The temperature array must contain exactly {self.prediction_hours} entries, "
"one for each hour of the day."
)
for temp in temperatures:
@ -121,19 +131,21 @@ class Heatpump:
# Example usage of the class
if __name__ == "__main__":
max_heizleistung = 5000 # 5 kW heating power
start_innentemperatur = 15 # Initial indoor temperature
isolationseffizienz = 0.8 # Insulation efficiency
gewuenschte_innentemperatur = 20 # Desired indoor temperature
hp = Heatpump(max_heizleistung, 24) # Initialize heat pump with prediction hours
max_heating_power = 5000 # 5 kW heating power
initial_indoor_temperature = 15 # Initial indoor temperature
insulation_efficiency = 0.8 # Insulation efficiency
desired_indoor_temperature = 20 # Desired indoor temperature
hp = Heatpump(max_heating_power, 24) # Initialize heat pump with prediction hours
# Print COP for various outside temperatures
print(hp.calculate_cop(-10), " ", hp.calculate_cop(0), " ", hp.calculate_cop(10))
# 24 hours of outside temperatures (example values)
temperaturen = [ 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5, -6, -7, -8, -9, -10, -5, -2, 5, ] # fmt: skip
temperatures = [
10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5, -6, -7, -8, -9, -10, -5, -2, 5,
] # fmt: skip
# Calculate the 24-hour power data
leistungsdaten = hp.simulate_24h(temperaturen)
power_data = hp.simulate_24h(temperatures)
print(leistungsdaten)
print(power_data)

6
tests/test_heatpump.py
View File

@ -5,13 +5,13 @@ from akkudoktoreos.devices.heatpump import Heatpump
@pytest.fixture(scope="function")
def hp_5kw_24h() -> Heatpump:
"""Heatpump with 5 kw heating power and 24 h prediction."""
"""Heatpump with 5 kW heating power and 24 h prediction."""
return Heatpump(5000, 24)
class TestHeatpump:
def test_cop(self, hp_5kw_24h: Heatpump):
"""Testing calculate COP for variouse outside temperatures."""
"""Testing calculate COP for various outside temperatures."""
assert hp_5kw_24h.calculate_cop(-10) == 2.0
assert hp_5kw_24h.calculate_cop(0) == 3.0
assert hp_5kw_24h.calculate_cop(10) == 4.0
@ -24,7 +24,7 @@ class TestHeatpump:
hp_5kw_24h.calculate_cop(out_temp_max)
def test_heating_output(self, hp_5kw_24h: Heatpump):
"""Testing calculate of heating output."""
"""Testing calculation of heating output."""
assert hp_5kw_24h.calculate_heating_output(-10.0) == 5000
assert hp_5kw_24h.calculate_heating_output(0.0) == 5000
assert hp_5kw_24h.calculate_heating_output(10.0) == pytest.approx(4939.583)