def test_estimate_error_nofreeparameters(self):
'''Test error raised if no free parameters passed.'''
# Set model paths
mopath = os.path.join(self.MPCPyPath, 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_noinputs'
# Instantiate model
self.model_no_params = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (mopath, modelpath, {}))
# Check error raised with no parameters
with self.assertRaises(ValueError):
self.model_no_params.estimate(self.start_time, self.final_time, [])
# Set parameters
parameter_data = {}
parameter_data['C'] = {}
parameter_data['C']['Value'] = variables.Static(
'C_Value', 55000, units.J_K)
parameter_data['C']['Minimum'] = variables.Static(
'C_Min', 10000, units.J_K)
parameter_data['C']['Maximum'] = variables.Static(
'C_Max', 100000, units.J_K)
parameter_data['C']['Free'] = variables.Static('C_Free', False,
units.boolean)
# Instantiate model
self.model_no_free = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (mopath, modelpath, {}), \
parameter_data = parameter_data)
# Check error raised with no free parameters
with self.assertRaises(ValueError):
self.model_no_params.estimate(self.start_time, self.final_time, [])
def setUp(self):
self.start_time = '1/1/2017'
self.final_time = '1/2/2017'
# Set .mo path
self.mopath = os.path.join(utility.get_MPCPy_path(), 'resources',
'model', 'Simple.mo')
# Gather inputs
control_csv_filepath = utility.get_MPCPy_path(
) + os.sep + 'resources' + os.sep + 'model' + os.sep + 'SimpleRC_Input.csv'
control_variable_map = {
'q_flow_csv': ('q_flow', units.W)
}
self.controls = exodata.ControlFromCSV(control_csv_filepath,
control_variable_map)
self.controls.collect_data(self.start_time, self.final_time)
# Set measurements
self.measurements = {}
self.measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
self.measurements['q_flow'] = {
'Sample': variables.Static('q_flow_sample', 1800, units.s)
}
# Gather constraints
constraint_csv_filepath = utility.get_MPCPy_path(
) + os.sep + 'resources' + os.sep + 'optimization' + os.sep + 'SimpleRC_Constraints.csv'
constraint_variable_map = {'q_flow_min' : ('q_flow', 'GTE', units.W), \
'T_db_min' : ('T_db', 'GTE', units.K), \
'T_db_max' : ('T_db', 'LTE', units.K)}
self.constraints = exodata.ConstraintFromCSV(constraint_csv_filepath,
constraint_variable_map)
self.constraints.collect_data(self.start_time, self.final_time)
self.constraints.data['T_db']['Initial'] = variables.Static(
'T_db_start', 295, units.K)
def setUp(self):
# Setup building
self.building_source_file_path = os.path.join(self.get_unittest_path(), 'resources', 'building', \
'LBNL71T_Emulation_JModelica_v2.fmu');
self.zone_names = ['wes', 'hal', 'eas'];
weather_path = os.path.join(self.get_unittest_path(), 'resources', 'weather', \
'USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.epw');
internal_path = os.path.join(self.get_unittest_path(), 'resources', 'internal', 'sampleCSV.csv');
internal_variable_map = {'intRad_wes' : ('wes', 'intRad', units.W_m2), \
'intCon_wes' : ('wes', 'intCon', units.W_m2), \
'intLat_wes' : ('wes', 'intLat', units.W_m2), \
'intRad_hal' : ('hal', 'intRad', units.W_m2), \
'intCon_hal' : ('hal', 'intCon', units.W_m2), \
'intLat_hal' : ('hal', 'intLat', units.W_m2), \
'intRad_eas' : ('eas', 'intRad', units.W_m2), \
'intCon_eas' : ('eas', 'intCon', units.W_m2), \
'intLat_eas' : ('eas', 'intLat', units.W_m2)};
control_path = os.path.join(self.get_unittest_path(), 'resources', 'building', 'ControlCSV_0.csv');
control_variable_map = {'conHeat_wes' : ('conHeat_wes', units.unit1), \
'conHeat_hal' : ('conHeat_hal', units.unit1), \
'conHeat_eas' : ('conHeat_eas', units.unit1)};
# Measurements
self.measurements = {};
self.measurements['wesTdb'] = {'Sample' : variables.Static('wesTdb_sample', 600, units.s)};
self.measurements['halTdb'] = {'Sample' : variables.Static('halTdb_sample', 1200, units.s)};
self.measurements['easTdb'] = {'Sample' : variables.Static('easTdb_sample', 1200, units.s)};
# Exodata
self.weather = exodata.WeatherFromEPW(weather_path);
self.internal = exodata.InternalFromCSV(internal_path, internal_variable_map, tz_name = self.weather.tz_name);
self.control = exodata.ControlFromCSV(control_path, control_variable_map, tz_name = self.weather.tz_name);
# Parameters
self.parameter_data = {};
self.parameter_data['lat'] = {};
self.parameter_data['lat']['Value'] = self.weather.lat;
def test_estimate_error_nomeasurements(self):
'''Test error raised if measurement_variable_list not in measurements dictionary.'''
# Set model paths
mopath = os.path.join(self.get_unittest_path(), 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_noinputs'
# Set parameters
parameter_data = {}
parameter_data['heatCapacitor.C'] = {}
parameter_data['heatCapacitor.C']['Value'] = variables.Static(
'C_Value', 55000, units.J_K)
parameter_data['heatCapacitor.C']['Minimum'] = variables.Static(
'C_Min', 10000, units.J_K)
parameter_data['heatCapacitor.C']['Maximum'] = variables.Static(
'C_Max', 100000, units.J_K)
parameter_data['heatCapacitor.C']['Free'] = variables.Static(
'C_Free', True, units.boolean)
# Instantiate model
model_no_meas = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (mopath, modelpath, {}), \
parameter_data = parameter_data)
# Check error raised with no free parameters
with self.assertRaises(ValueError):
model_no_meas.estimate(self.start_time, self.final_time,
['wrong_meas'])
def update_params(self, param, value, unit):
# Add a new value fixed value to parameters
self.parameters.data[param] = {
'Free': variables.Static('FreeOrNot', False, units.boolean),
'Minimum': variables.Static(param, value, unit),
'Covariance': variables.Static('Covar', 0, unit),
'Value': variables.Static(param, value, unit),
'Maximum': variables.Static(param, value, unit)
}
store_namespace('params_upd_' + self.building, self.parameters)
def _estimate(self, Model):
'''Use measured occupancy data to estimate the queue model parameters.
'''
# Set estimation options
res = self.estimate_options['res']
margin = self.estimate_options['margin']
n_max = self.estimate_options['n_max']
# Initialize variables
Model.parameters_data['lam'] = {}
Model.parameters_data['mu'] = {}
self.seg_point = []
self.empty_time = []
# Estimate a queue model for each day of the week using training data
for day in range(7):
# Format training data
self._format_training_data(Model, day)
# Find breakpoints - segment the day into some homogeneous pieces
self.seg_point.append(
adaptive_breakpoint_placement(self.data_train,
res=res,
margin=margin,
n_max=n_max))
# Learn the arrival and departure rates for each segment
self.seg_point[day] = np.sort(self.seg_point[day])
val_size = self.data_train.shape[0]
seg_num = len(self.seg_point[day]) + 1
lam_all = np.empty((seg_num, val_size))
mu_all = np.empty((seg_num, val_size))
presence = np.where(np.mean(self.data_train, axis=0) != 0)
self.empty_time.append(presence[0][-1] + 1)
for i in range(val_size):
x = self.data_train[i, :]
[lam_temp, mu_temp
] = parameter_inference_given_segment(x, self.seg_point[day],
self.empty_time[day])
lam_all[:, i] = lam_temp
mu_all[:, i] = mu_temp
self.lam = np.mean(lam_all, axis=1)
self.mu = np.mean(mu_all, axis=1)
# Store estimated model parameters
Model.parameters_data['lam'][day] = {}
Model.parameters_data['lam'][day]['Free'] = variables.Static(
'lam_' + str(day) + '_free', True, units.boolean)
Model.parameters_data['lam'][day]['Value'] = variables.Static(
'lam_' + str(day) + '_value', self.lam, units.unit1)
Model.parameters_data['mu'][day] = {}
Model.parameters_data['mu'][day]['Free'] = variables.Static(
'mu_' + str(day) + '_free', True, units.boolean)
Model.parameters_data['mu'][day]['Value'] = variables.Static(
'mu_' + str(day) + '_value', self.mu, units.unit1)
def test_set_problem_type(self):
'''Test the dynamic setting of a problem type.
'''
modelpath = 'Simple.RC'
# Instantiate model
parameter_data = {}
parameter_data['heatCapacitor.C'] = {}
parameter_data['heatCapacitor.C']['Free'] = variables.Static(
'C_free', False, units.boolean)
parameter_data['heatCapacitor.C']['Value'] = variables.Static(
'C_value', 3e6, units.boolean)
model = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (self.mopath, modelpath, {}), \
control_data = self.controls.data, \
parameter_data = parameter_data)
# Instantiate optimization problem
opt_problem = optimization.Optimization(model, \
optimization.EnergyMin, \
optimization.JModelica, \
'q_flow', \
constraint_data = self.constraints.data)
# Solve optimization problem
opt_problem.optimize(self.start_time, self.final_time)
# Update model
model = opt_problem.Model
# Check references
df_test = model.display_measurements('Simulated')
self.check_df_timeseries(df_test, 'optimize_energy.csv')
# Set new problem type
opt_problem.set_problem_type(optimization.EnergyCostMin)
# Gather prices
price_csv_filepath = os.path.join(utility.get_MPCPy_path(),
'resources', 'optimization',
'SimpleRC_Prices.csv')
price_variable_map = {
'energy': ('pi_e', units.unit1)
}
price = exodata.PriceFromCSV(price_csv_filepath, price_variable_map)
price.collect_data(self.start_time, self.final_time)
opt_problem.optimize(self.start_time,
self.final_time,
price_data=price.data)
# Update model
model = opt_problem.Model
# Check references
df_test = model.display_measurements('Simulated')
self.check_df_timeseries(df_test, 'optimize_energycost.csv')
def test_initial_constraint(self):
'''Test the optimization of a model with an initial constraint.
'''
modelpath = 'Simple.RC_nostart'
# Instantiate model
model = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (self.mopath, modelpath, {}), \
control_data = self.controls.data)
# Add initial constraint
self.constraints.data['T_db']['Initial'] = variables.Static(
'T_db_initial', 21, units.degC)
# Instantiate optimization problem
opt_problem = optimization.Optimization(model, \
optimization.EnergyMin, \
optimization.JModelica, \
'q_flow', \
constraint_data = self.constraints.data)
# Solve optimization problem
opt_problem.optimize(self.start_time, self.final_time)
# Check references
df_test = opt_problem.display_measurements('Simulated')
self.check_df(df_test, 'optimize_initial_constraint.csv')
opt_statistics = opt_problem.get_optimization_statistics()
# Check references (except execution time)
df_test = pd.DataFrame(columns=['message', 'iterations', 'objective'],
index=[0])
df_test.loc[0] = opt_statistics[:-1]
self.check_df(df_test,
'statistics_initial_constraint.csv',
timeseries=False)
def _validate(self, Model, validate_filename, plot=1):
'''Perform the validation.
'''
Model.RMSE = {}
for key in Model.measurements.keys():
data = Model.measurements[key]['Measured'].get_base_data(
).loc[Model.start_time_utc:Model.final_time_utc]
data_est = Model.measurements[key]['Simulated'].get_base_data(
).loc[Model.start_time_utc:Model.final_time_utc]
summed = 0
length = 0
for i in range(len(data_est)):
t = data_est.index.values[i]
try:
diff = (data_est.loc[t] - data.loc[t])**2
summed = summed + diff
length = length + 1
except KeyError:
print(
'WARNING: Time {0} missing in measured data. Model value at time is {1}.'
.format(t, data_est.loc[t]))
RMSE = np.sqrt(summed / length)
unit_class = Model.measurements[key]['Measured'].get_base_unit()
Model.RMSE[key] = variables.Static('RMSE_' + key, RMSE, unit_class)
if plot == 1:
self._plot_simple(Model, validate_filename)
def _validate(self, Model, plot):
'''Compare occupancy predictions to measurements.
'''
# Load prediction and measurement data
prediction = Model.measurements[self.occ_key]['Simulated'].display_data();
std = Model.measurements[self.occ_key]['SimulatedError'].display_data();
measurements = Model.measurements[self.occ_key]['Measured'].display_data()[Model.start_time:Model.final_time];
prediction_pstd = prediction+std;
prediction_mstd = prediction-std;
prediction_mstd = (prediction_mstd>=0)*prediction_mstd;
Model.RMSE = {};
for key in Model.measurements.keys():
data = Model.measurements[key]['Measured'].get_base_data()[Model.start_time:Model.final_time];
data_est = Model.measurements[key]['Simulated'].get_base_data()[Model.start_time:Model.final_time];
RMSE = np.sqrt(sum((data_est-data)**2)/len(data));
unit_class = Model.measurements[key]['Measured'].get_base_unit();
Model.RMSE[key] = variables.Static('RMSE_'+key, RMSE, unit_class);
if plot == 1:
# Plot data to compare
measurements.plot(label = 'measured', color = 'k', alpha = 0.5);
prediction.plot(label='prediction', color = 'r', alpha = 0.5);
plt.fill_between(prediction.index, prediction_pstd, prediction_mstd, color = 'r', alpha = 0.5);
plt.legend();
plt.savefig(Model.validate_filename+'.png')
def _get_unit_class_from_fmu_variable_units(self, variable_name,
fmu_variable_units):
'''Get units.unit class for the given variable.
Parameters
----------
variable_name : string
Name of the fmu variable for which to get the mpcpy unit class.
fmu_variable_units : dictionary
Dictionary where the keys are variable names and values are unit
strings. Can be gotten by ``_get_fmu_variable_units``.
Returns
-------
unit_class : units.unit
mpcpy unit class of fmu variable.
'''
unit_class_items = inspect.getmembers(units)
unit_class = []
for unit_class_item in unit_class_items:
try:
temp_var = variables.Static('tempvar', 1, unit_class_item[1])
if fmu_variable_units[
variable_name] == temp_var.get_display_unit_name():
unit_class = unit_class_item[1]
break
except:
continue
return unit_class
def get_unit_class_from_unit_string(unit_string):
'''Get mpcpy.unit class for the given variable string.
Parameters
----------
unit_string : string
Unit string. For example, the unit string for a heat transfer
coefficient in SI units would be ``'W/(m2.K)'``.
Returns
-------
unit_class : units.unit class
The mpcpy unit class for the given unit string. This class can be used
to define an mpcpy variable object. See ``variables``.
'''
unit_class_items = inspect.getmembers(units)
unit_class = []
for unit_class_item in unit_class_items:
try:
temp_var = variables.Static('tempvar', 1, unit_class_item[1])
if unit_string == temp_var.get_display_unit_name():
unit_class = unit_class_item[1]
break
except:
continue
return unit_class
def setUp(self):
# Testing time
self.start_time = '3/8/2013'
self.final_time = '3/15/2013 23:59'
# Set path variable(s)
self.MPCPyPath = utility.get_MPCPy_path()
# Setup building measurement collection from csv
self.csv_filepath = self.MPCPyPath + os.sep + 'resources' + os.sep + 'building' + os.sep + 'OccData.csv'
# Measurements
self.measurements = {}
self.measurements['occupancy'] = {
'Sample': variables.Static('occupancy_sample', 300, units.s)
}
self.measurement_variable_map = {
'Total People Count for the whole building (+)':
('occupancy', units.unit1)
}
# Instantiate building measurement source
self.building = systems.RealFromCSV(self.csv_filepath, \
self.measurements,
self.measurement_variable_map,
time_header = 'Date')
# Where to save ref occupancy model
self.occupancy_model_file = self.get_ref_path(
) + os.sep + 'occupancy_model_estimated.txt'
def setUp(self):
self.start_time = '1/1/2017'
self.final_time = '1/10/2017'
# Set measurements
self.measurements = {}
self.measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
# Set model paths
mopath = os.path.join(self.get_unittest_path(), 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_nostart'
self.moinfo = (mopath, modelpath, {})
# Gather parameters
parameter_csv_filepath = os.path.join(self.get_unittest_path(),
'resources', 'model',
'SimpleRC_Parameters.csv')
self.parameters = exodata.ParameterFromCSV(parameter_csv_filepath)
self.parameters.collect_data()
# Gather control inputs
control_csv_filepath = os.path.join(self.get_unittest_path(),
'resources', 'model',
'SimpleRC_Input.csv')
variable_map = {
'q_flow_csv': ('q_flow', units.W)
}
self.controls = exodata.ControlFromCSV(control_csv_filepath,
variable_map)
self.controls.collect_data(self.start_time, self.final_time)
# Instantiate system
self.system = systems.EmulationFromFMU(self.measurements, \
moinfo = self.moinfo, \
control_data = self.controls.data)
# Get measurements
self.system.collect_measurements(self.start_time, self.final_time)
def test_add_static(self):
'''Add static and timeseries variables.'''
self.a = variables.Static('a', 5, units.degC)
self.f = self.a + self.e;
self.assertEqual('ae', self.f.name);
self.assertIs(self.f.get_display_unit(), units.degC);
for i in range(len(self.dataC)):
self.assertEqual(self.f.display_data().get_values()[i], 5 + self.dataC[i]);
def setUp(self):
self.start_time = '1/1/2017'
self.final_time = '1/2/2017'
# Set measurements
self.measurements = {}
self.measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
def test_set_data_array(self):
'''Test setting data that is an array.'''
x_array = np.array([1, 2, 3, 4.5])
self.var_array = variables.Static('var_array', x_array, units.degC)
i = 0
for x in x_array:
self.assertEqual(self.var_array.display_data()[i], x)
i = i + 1
def test_set_data_list(self):
'''Test setting data that is an array.'''
x_list = [1, 2, 3, 4.5]
self.var_list = variables.Static('var_list', x_list, units.degC)
i = 0
for x in x_list:
self.assertEqual(self.var_list.display_data()[i], x)
i = i + 1
def setUp(self):
self.start_time = '1/1/2017'
self.final_time = '1/2/2017'
self.MPCPyPath = utility.get_MPCPy_path()
# Set measurements
self.measurements = {}
self.measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
def _parse_building_kwargs(self, kwargs):
'''Parse the kwargs associated with initializing a building model.
Yields
------
zone_names : list
Zone name list attribute.
weather_data : dictionary
Weather ``exodata`` data dictionary attribute.
internal_data : dictionary
Internal load ``exodata`` data dictionary attribute.
control_data : dictionary
Control ``exodata`` data dictionary attribute.
other_inputs : dictionary
Other input ``exodata`` data dictionary attribute.
parameter_data : dictionary
Parameter ``exodata`` data dictionary attribute.
'''
# Zone names
if 'zone_names' in kwargs:
self.zone_names = kwargs['zone_names']
else:
self.zone_names = {}
# Weather
if 'weather_data' in kwargs:
self.weather_data = kwargs['weather_data']
else:
self.weather_data = {}
# Internal
if 'internal_data' in kwargs:
self.internal_data = kwargs['internal_data']
else:
self.internal_data = {}
# Control
if 'control_data' in kwargs:
self.control_data = kwargs['control_data']
else:
self.control_data = {}
# Other inputs
if 'other_inputs' in kwargs:
self.other_inputs = kwargs['other_inputs']
else:
self.other_inputs = {}
# Parameters
if 'parameter_data' in kwargs:
self.parameter_data = kwargs['parameter_data']
# Check if free tag exists
for key in self.parameter_data.keys():
if 'Free' not in self.parameter_data[key]:
self.parameter_data[key]['Free'] = variables.Static(
key + '_free', False, units.boolean)
else:
self.parameter_data = {}
def emulate_jmod(emulation, measured_var_dict, sample_rate, start_time,
end_time):
# function to emulate with J-Modelica
print("%%%%%%%%%%%%%%%----Starting Emulation---%%%%%%%%%%%%%")
for key in measured_var_dict.keys():
var_str = 'sample_rate_' + key
measured_var_dict[key]['Sample'] = variables.Static(
var_str, sample_rate, units.s)
return emulation.collect_measurements(start_time, end_time)
def setUp(self):
# Setup building measurement collection from csv
self.csv_filepath = os.path.join(self.get_unittest_path(), 'resources', 'building', 'OccData.csv');
# Measurements
self.measurements = {};
self.measurements['occupancy'] = {'Sample' : variables.Static('occupancy_sample', 300, units.s)};
self.measurement_variable_map = {'Total People Count for the whole building (+)' : ('occupancy', units.unit1)};
# Instantiate building measurement source
self.building = systems.RealFromCSV(self.csv_filepath, \
self.measurements,
self.measurement_variable_map,
time_header = 'Date');
def _parse_time_zone_kwargs(self, kwargs):
'''Set the timezone using geography or timezone name.
If no timezone is supplied, than utc is assigned.
Parameters
----------
tz_name : string, optional
Name of timezone according to the package ``tzwhere``. If
``'from_geography'``, than geography kwarg is required.
geography : string, optional
List or tuple with latitude in the first position and longitude in
the second position, both in degrees.
Yields
------
tz_name : string
Attribute for timezone name.
'''
# Geography
if 'geography' in kwargs:
self.lat = variables.Static('lat', kwargs['geography'][0],
units.deg)
self.lon = variables.Static('lon', kwargs['geography'][1],
units.deg)
else:
self.lat = None
self.lon = None
# UTC Time Input
if 'tz_name' in kwargs:
if kwargs['tz_name'] == 'from_geography':
self.tz = tzwhere.tzwhere()
self.tz_name = self.tz.tzNameAt(kwargs['geography'][0],
kwargs['geography'][1])
else:
self.tz_name = kwargs['tz_name']
else:
self.tz_name = 'UTC'
def setUp(self):
self.start_time = '1/1/2017'
self.final_time = '1/2/2017'
# Set measurements
self.measurements = {}
self.measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
# Set model paths
mopath = os.path.join(self.get_unittest_path(), 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_noinputs'
self.moinfo = (mopath, modelpath, {})
def test_estimate_two_par(self):
'''Test the estimation of two parameters of a model.'''
# Set model paths
mopath = os.path.join(self.get_unittest_path(), 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_noinputs'
# Instantiate system
system = systems.EmulationFromFMU(self.measurements, \
moinfo = (mopath, modelpath, {}))
system.collect_measurements(self.start_time, self.final_time)
# Define parameters
parameter_data = {}
parameter_data['heatCapacitor.C'] = {}
parameter_data['heatCapacitor.C']['Value'] = variables.Static(
'C_Value', 55000, units.J_K)
parameter_data['heatCapacitor.C']['Minimum'] = variables.Static(
'C_Min', 10000, units.J_K)
parameter_data['heatCapacitor.C']['Maximum'] = variables.Static(
'C_Max', 1000000, units.J_K)
parameter_data['heatCapacitor.C']['Free'] = variables.Static(
'C_Free', True, units.boolean)
parameter_data['thermalResistor.R'] = {}
parameter_data['thermalResistor.R']['Value'] = variables.Static(
'R_Value', 0.02, units.K_W)
parameter_data['thermalResistor.R']['Minimum'] = variables.Static(
'R_Min', 0.001, units.K_W)
parameter_data['thermalResistor.R']['Maximum'] = variables.Static(
'R_Max', 0.1, units.K_W)
parameter_data['thermalResistor.R']['Free'] = variables.Static(
'R_Free', True, units.boolean)
# Instantiate model
self.model = models.Modelica(models.JModelica, \
models.RMSE, \
self.measurements, \
moinfo = (mopath, modelpath, {}), \
parameter_data = parameter_data)
# Estimate models
self.model.estimate(self.start_time, self.final_time, ['T_db'])
# Check references
data = [
self.model.parameter_data['heatCapacitor.C']
['Value'].display_data(),
self.model.parameter_data['thermalResistor.R']
['Value'].display_data(),
]
index = ['heatCapacitor.C', 'thermalResistor.R']
df_test = pd.DataFrame(data=data, index=index, columns=['Value'])
self.check_df(df_test, 'estimate_two_par.csv', timeseries=False)
def setUp(self):
self.start_time = '1/1/2017';
self.final_time = '1/2/2017';
# Set .mo path
self.mopath = os.path.join(self.get_unittest_path(), 'resources', 'model', 'Simple.mo');
# Gather inputs
start_time_exo = '1/1/2017';
final_time_exo = '1/10/2017';
control_csv_filepath = os.path.join(self.get_unittest_path(), 'resources', 'model', 'SimpleRC_Input.csv');
control_variable_map = {'q_flow_csv' : ('q_flow', units.W)};
self.controls = exodata.ControlFromCSV(control_csv_filepath, control_variable_map);
self.controls.collect_data(start_time_exo, final_time_exo);
# Set measurements
self.measurements = {};
self.measurements['T_db'] = {'Sample' : variables.Static('T_db_sample', 1800, units.s)};
self.measurements['q_flow'] = {'Sample' : variables.Static('q_flow_sample', 1800, units.s)};
# Gather constraints
constraint_csv_filepath = os.path.join(self.get_unittest_path(), 'resources', 'optimization', 'SimpleRC_Constraints.csv');
constraint_variable_map = {'q_flow_min' : ('q_flow', 'GTE', units.W), \
'T_db_min' : ('T_db', 'GTE', units.K), \
'T_db_max' : ('T_db', 'LTE', units.K)};
self.constraints = exodata.ConstraintFromCSV(constraint_csv_filepath, constraint_variable_map);
self.constraints.collect_data(start_time_exo, final_time_exo);
def _validate(self, Model, validate_filename, plot = 1):
'''Perform the validation.
'''
Model.RMSE = {};
for key in Model.measurements.keys():
data = Model.measurements[key]['Measured'].get_base_data()[Model.start_time:Model.final_time];
data_est = Model.measurements[key]['Simulated'].get_base_data()[Model.start_time:Model.final_time];
RMSE = np.sqrt(sum((data_est-data)**2)/len(data));
unit_class = Model.measurements[key]['Measured'].get_base_unit();
Model.RMSE[key] = variables.Static('RMSE_'+key, RMSE, unit_class);
if plot == 1:
self._plot_simple(Model, validate_filename);
def setUp(self):
self.MPCPyPath = utility.get_MPCPy_path();
## Setup building fmu emulation
self.building_source_file_path = self.MPCPyPath + os.sep + 'resources' + os.sep + 'building' + os.sep + 'LBNL71T_Emulation_JModelica_v2.fmu';
self.zone_names = ['wes', 'hal', 'eas'];
self.weather_path = self.MPCPyPath + os.sep + 'resources' + os.sep + 'weather' + os.sep + 'USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.epw';
self.internal_path = self.MPCPyPath + os.sep + 'resources' + os.sep + 'internal' + os.sep + 'sampleCSV.csv';
self.internal_variable_map = {'intRad_wes' : ('wes', 'intRad', units.W_m2), \
'intCon_wes' : ('wes', 'intCon', units.W_m2), \
'intLat_wes' : ('wes', 'intLat', units.W_m2), \
'intRad_hal' : ('hal', 'intRad', units.W_m2), \
'intCon_hal' : ('hal', 'intCon', units.W_m2), \
'intLat_hal' : ('hal', 'intLat', units.W_m2), \
'intRad_eas' : ('eas', 'intRad', units.W_m2), \
'intCon_eas' : ('eas', 'intCon', units.W_m2), \
'intLat_eas' : ('eas', 'intLat', units.W_m2)};
self.control_path = self.MPCPyPath + os.sep + 'resources' + os.sep + 'building' + os.sep + 'ControlCSV_0.csv';
self.control_variable_map = {'conHeat_wes' : ('conHeat_wes', units.unit1), \
'conHeat_hal' : ('conHeat_hal', units.unit1), \
'conHeat_eas' : ('conHeat_eas', units.unit1)};
# Measurements
self.measurements = {};
self.measurements['wesTdb'] = {'Sample' : variables.Static('wesTdb_sample', 1800, units.s)};
self.measurements['halTdb'] = {'Sample' : variables.Static('halTdb_sample', 1800, units.s)};
self.measurements['easTdb'] = {'Sample' : variables.Static('easTdb_sample', 1800, units.s)};
self.measurements['wesPhvac'] = {'Sample' : variables.Static('easTdb_sample', 1800, units.s)};
self.measurements['halPhvac'] = {'Sample' : variables.Static('easTdb_sample', 1800, units.s)};
self.measurements['easPhvac'] = {'Sample' : variables.Static('easTdb_sample', 1800, units.s)};
self.measurements['Ptot'] = {'Sample' : variables.Static('easTdb_sample', 1800, units.s)};
## Setup model
self.mopath = self.MPCPyPath + os.sep + 'resources' + os.sep + 'model' + os.sep + 'LBNL71T_MPC.mo';
self.modelpath = 'LBNL71T_MPC.MPC';
self.libraries = os.environ.get('MODELICAPATH');
self.estimate_method = models.JModelica;
self.validation_method = models.RMSE;
# Instantiate exo data sources
self.weather = exodata.WeatherFromEPW(self.weather_path);
self.internal = exodata.InternalFromCSV(self.internal_path, self.internal_variable_map, tz_name = self.weather.tz_name);
self.control = exodata.ControlFromCSV(self.control_path, self.control_variable_map, tz_name = self.weather.tz_name);
# Parameters
self.parameters = exodata.ParameterFromCSV(self.MPCPyPath + os.sep + 'resources' + os.sep + 'model' + os.sep + 'LBNL71T_Parameters.csv');
self.parameters.collect_data();
self.parameters.data['lat'] = {};
self.parameters.data['lat']['Value'] = self.weather.lat;
# Instantiate building
building_parameters_data = {};
building_parameters_data['lat'] = {};
building_parameters_data['lat']['Value'] = self.weather.lat;
self.building = systems.EmulationFromFMU(self.measurements, \
fmupath = self.building_source_file_path, \
zone_names = self.zone_names, \
parameter_data = building_parameters_data);
def test_error_points_per_day(self):
'''Test occupancy prediction.'''
plt.close('all');
# Time
self.start_time = '3/1/2013';
self.final_time = '3/7/2013 23:59';
# Load occupancy model
with open(self.occupancy_model_file, 'r') as f:
self.occupancy = pickle.load(f);
# Change occupant measurements to not be whole number in points per day
self.occupancy.measurements['occupancy']['Sample'] = variables.Static('occupancy_sample', 299, units.s);
# Estimate occupancy model parameters and expect error
with self.assertRaises(ValueError):
np.random.seed(1);
self.occupancy.estimate(self.start_time, self.final_time);
def test_collect_measurements_continue_cs_2(self):
start_time = '1/1/2017'
final_time = '1/2/2017'
# Set measurements
measurements = {}
measurements['T_db'] = {
'Sample': variables.Static('T_db_sample', 1800, units.s)
}
# Set model paths
mopath = os.path.join(self.get_unittest_path(), 'resources', 'model',
'Simple.mo')
modelpath = 'Simple.RC_nostart'
moinfo = (mopath, modelpath, {})
# Gather control inputs
control_csv_filepath = os.path.join(self.get_unittest_path(),
'resources', 'model',
'SimpleRC_Input.csv')
variable_map = {
'q_flow_csv': ('q_flow', units.W)
}
controls = exodata.ControlFromCSV(control_csv_filepath, variable_map)
controls.collect_data(start_time, final_time)
# Instantiate model
building = systems.EmulationFromFMU(measurements, \
moinfo = moinfo, \
control_data = controls.data,
version = '2.0',
target = 'cs')
# Simulate model
building.collect_measurements(start_time, final_time)
# Check references
df_test = building.display_measurements('Simulated')
self.check_df(df_test, 'collect_measurements_display_cs.csv')
# Simulate model in 4-hour chunks
sim_steps = pd.date_range(start_time, final_time, freq=str('8H'))
for i in range(len(sim_steps) - 1):
if i == 0:
building.collect_measurements(sim_steps[i], sim_steps[i + 1])
else:
building.collect_measurements('continue', sim_steps[i + 1])
# Check references
df_test = building.display_measurements('Simulated')
self.check_df(df_test,
'collect_measurements_step_cs{0}.csv'.format(i))
