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test_thermal_energy_storage.py
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# -*- coding: utf-8 -*-
"""
Created on Thu Aug 22 15:33:53 2019
@author: patri, pyosch
"""
from vpplib.user_profile import UserProfile
from vpplib.environment import Environment
from vpplib.thermal_energy_storage import ThermalEnergyStorage
from vpplib.heat_pump import HeatPump
import matplotlib.pyplot as plt
figsize = (10, 6)
# Values for environment
start = "2015-01-01 00:00:00"
end = "2015-01-31 23:45:00"
year = "2015"
timebase = 15
# Values for user_profile
yearly_thermal_energy_demand = 12500 # kWh
building_type = "DE_HEF33"
t_0 = 40 # °C
# Values for Thermal Storage
target_temperature = 60 # °C
min_temperature = 40 # °C
hysteresis = 5 # °K
mass_of_storage = 500 # kg
cp = 4.2
thermal_energy_loss_per_day = 0.13
# Values for Heatpump
el_power = 5 # kW electric
th_power = 8 # kW thermal
ramp_up_time = 1 / 15 # timesteps
ramp_down_time = 1 / 15 # timesteps
min_runtime = 1 # timesteps
min_stop_time = 2 # timesteps
heat_pump_type = "Air"
heat_sys_temp = 60
environment = Environment(timebase=timebase, start=start, end=end, year=year)
user_profile = UserProfile(
identifier=None,
latitude=None,
longitude=None,
thermal_energy_demand_yearly=yearly_thermal_energy_demand,
building_type=building_type,
comfort_factor=None,
t_0=t_0,
)
def test_get_thermal_energy_demand(user_profile):
user_profile.get_thermal_energy_demand()
user_profile.thermal_energy_demand.plot()
plt.show()
test_get_thermal_energy_demand(user_profile)
tes = ThermalEnergyStorage(
environment=environment,
user_profile=user_profile,
unit="kWh",
cp=cp,
mass=mass_of_storage,
hysteresis=hysteresis,
target_temperature=target_temperature,
min_temperature=min_temperature,
thermal_energy_loss_per_day=thermal_energy_loss_per_day,
)
hp = HeatPump(
identifier="hp1",
unit="kW",
environment=environment,
user_profile=user_profile,
el_power=el_power,
th_power=th_power,
ramp_up_time=ramp_up_time,
ramp_down_time=ramp_down_time,
min_runtime=min_runtime,
min_stop_time=min_stop_time,
heat_pump_type=heat_pump_type,
heat_sys_temp=heat_sys_temp,
)
for i in tes.user_profile.thermal_energy_demand.loc[start:end].index:
tes.operate_storage(i, hp)
tes.timeseries.plot(figsize=figsize, title="Temperature of Storage")
plt.show()
tes.timeseries.iloc[0:960].plot(
figsize=figsize, title="Temperature of Storage 10-Day View"
)
plt.show()
tes.timeseries.iloc[0:96].plot(
figsize=figsize, title="Temperature of Storage Daily View"
)
plt.show()
hp.timeseries.el_demand.plot(figsize=figsize, title="Electrical Loadshape")
plt.show()
hp.timeseries.el_demand.iloc[0:960].plot(
figsize=figsize, title="Electrical Loadshape 10-Day View"
)
plt.show()
hp.timeseries.el_demand.iloc[0:96].plot(
figsize=figsize, title="Electrical Loadshape Daily View"
)
plt.show()