def to_modelica(self, scaffold):
"""
Create indirect cooling models based on the data in the buildings and geojsons
:param scaffold: Scaffold object, Scaffold of the entire directory of the project.
"""
cooling_indirect_template = self.template_env.get_template(
"CoolingIndirect.mot")
ets_data = self.system_parameters.get_param_by_building_id(
self._geojson_load_id, 'ets_model_parameters.indirect')
combined_template_data = {**ets_data, **self.district_template_data}
self.run_template(
template=cooling_indirect_template,
save_file_name=os.path.join(scaffold.project_path, 'Substations',
f'{self._model_filename}.mo'),
project_name=scaffold.project_name,
model_filename=self._model_filename,
ets_data=combined_template_data,
)
# now create the Package level package. This really needs to happen at the GeoJSON to modelica stage, but
# do it here for now to aid in testing.
package = PackageParser(scaffold.project_path)
if 'Substations' not in package.order:
package.add_model('Substations')
package.save()
package_models = [self._model_filename]
ets_package = PackageParser(scaffold.substations_path.files_dir)
if ets_package.order_data is None:
ets_package = PackageParser.new_from_template(
path=scaffold.substations_path.files_dir,
name="Substations",
order=package_models,
within=scaffold.project_name)
else:
for model_name in package_models:
if model_name not in ets_package.order:
ets_package.add_model(model_name)
ets_package.save()
def post_process(self, scaffold):
"""
Cleanup the export of TimeSeries files into a format suitable for the district-based analysis. This includes
the following:
* Add a Loads project
* Add a project level project
:param scaffold: Scaffold object, Scaffold of the entire directory of the project.
:return: None
"""
order_files = [Path(mo).stem for mo in self.required_mo_files]
order_files += self.template_files_to_include
b_modelica_path = Path(
scaffold.loads_path.files_dir) / self.building_name
new_package = PackageParser.new_from_template(
path=b_modelica_path,
name=self.building_name,
order=order_files,
within=f"{scaffold.project_name}.Loads")
new_package.save()
# now create the Loads level package and package.order.
if not os.path.exists(
os.path.join(scaffold.loads_path.files_dir, 'package.mo')):
load_package = PackageParser.new_from_template(
scaffold.loads_path.files_dir,
"Loads", [self.building_name],
within=f"{scaffold.project_name}")
load_package.save()
else:
load_package = PackageParser(
os.path.join(scaffold.loads_path.files_dir))
load_package.add_model(self.building_name)
load_package.save()
# now create the Package level package. This really needs to happen at the GeoJSON to modelica stage, but
# do it here for now to aid in testing.
pp = PackageParser.new_from_template(scaffold.project_path,
scaffold.project_name, ["Loads"])
pp.save()
def post_process(self, scaffold, keep_original_models=False):
"""Cleanup the export of the TEASER files into a format suitable for the district-based analysis.
This includes the following:
* Update the partial to inherit from the GeojsonExport class defined in MBL.
* Rename the files to remove the names of the buildings
* Move the files to the Loads level and remove the Project folder (default export method from TEASER)
* Add heat port
* Add return temperature
* Add fluid ports for the indoor air volume.
* Remove weaDat and rely on weaBus
* Add latent fraction multiplier
* Add TAir output
* Add TRad output
* Add nPorts variable
* Propagate use of moisture balance
* Wrap the thermal zones into a single model
:param scaffold: Scaffold object, Scaffold of the entire directory of the project.
:param keep_original_models: boolean, do not delete the original models generated by TEASER
:return: None
"""
teaser_building = self.template_env.get_template("TeaserBuilding.mot")
teaser_coupling = self.template_env.get_template(
"TeaserCouplingBuilding.mot")
run_coupling_template = self.template_env.get_template(
"RunTeaserCouplingBuilding.most")
# This for loop does *a lot* of work to make the models compatible for the project structure.
# Need to investigate moving this into a more testable location.
# create a list of strings that we need to replace in all the file as we go along
string_replace_list = []
mos_weather_filename = self.system_parameters.get_param_by_building_id(
self.building_id, "load_model_parameters.rc.mos_weather_filename")
# create a new modelica based path for the buildings # TODO: make this work at the toplevel, somehow.
b_modelica_path = ModelicaPath(self.building_name,
scaffold.loads_path.files_dir, True)
# copy over the entire model to the new location
copytree(
os.path.join(
scaffold.loads_path.files_dir,
f"Project/{self.building_name}/{self.building_name}_Models"),
b_modelica_path.files_dir,
)
# read in the package to apply the changes as they other files are processed
# TODO: these should be linked, so a rename method should act across the model and the package.order
package = PackageParser(
os.path.join(scaffold.loads_path.files_dir, self.building_name))
# move the internal gains files to a new resources folder
mat_files = glob.glob(
os.path.join(scaffold.loads_path.files_dir,
f"{self.building_name}/*.txt"))
for f in mat_files:
new_file_name = os.path.basename(f).replace(self.building_name, "")
os.rename(f, f"{b_modelica_path.resources_dir}/{new_file_name}")
# The main branch of teaser has yet to merge in the changes to support the fixes to the
# internal gain files. The next method can be removed once the TEASER development branch is
# merged into master/main and released.
self.fix_gains_file(
f"{b_modelica_path.resources_dir}/{new_file_name}")
string_replace_list.append((
f"Project/{self.building_name}/{self.building_name}_Models/{os.path.basename(f)}",
f"{scaffold.project_name}/Loads/{b_modelica_path.resources_relative_dir}/{new_file_name}",
))
# process each of the thermal zones
thermal_zone_files = []
mo_files = glob.glob(
os.path.join(scaffold.loads_path.files_dir,
f"{self.building_name}/*.mo"))
for f in mo_files:
# ignore the package.mo file
if os.path.basename(f) in ["package.mo"]:
continue
mofile = Model(f)
# previous paths and replace with the new one.
# Make sure to update the names of any resources as well.
mofile.set_within_statement(
f'{scaffold.project_name}.Loads.{self.building_name}')
# remove ReaderTMY3
mofile.remove_component(
"Buildings.BoundaryConditions.WeatherData.ReaderTMY3",
"weaDat")
# updating path to internal loads
for s in string_replace_list:
new_file_path = s[1]
new_resource_arg = f'''Modelica.Utilities.Files.loadResource("modelica://{new_file_path}")'''
old_file_path = s[0]
old_resource_arg = f'''Modelica.Utilities.Files.loadResource("modelica://{old_file_path}")'''
mofile.update_component_modification(
"Modelica.Blocks.Sources.CombiTimeTable",
"internalGains",
"fileName",
new_resource_arg,
if_value=old_resource_arg)
# add heat port convective heat flow.
mofile.insert_component(
"Modelica.Thermal.HeatTransfer.Interfaces.HeatPort_a",
"port_a",
string_comment='Heat port for convective heat flow.',
annotations=[
"Placement(transformation(extent={{-10,90},{10,110}}), "
"iconTransformation(extent={{-10,90},{10,110}}))"
])
# add heat port radiative heat flow.
mofile.insert_component(
"Modelica.Thermal.HeatTransfer.Interfaces.HeatPort_a",
"port_b",
string_comment='Heat port for radiative heat flow.',
annotations=[
"Placement(transformation(extent={{30,-110},{50,-90}}, "
"iconTransformation(extent={{40,-112},{60,-92}})))"
])
# add fluid ports for the indoor air volume.
mofile.insert_component(
"Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b",
"ports[nPorts]",
string_comment=
'Auxiliary fluid inlets and outlets to indoor air volume.',
modifications={
'redeclare each final package Medium':
'Buildings.Media.Air'
},
annotations=[
"Placement(transformation(extent={{-30, -8}, {30, 8}},origin={0, -100}), "
"iconTransformation(extent={{-23.25, -7.25}, {23.25, 7.25}},"
"origin={-0.75, -98.75}))"
])
fraction_latent_person = self.system_parameters.get_param(
"buildings.default.load_model_parameters.rc.fraction_latent_person",
default=1.25)
use_moisture_balance = self.system_parameters.get_param(
"buildings.default.load_model_parameters.rc.use_moisture_balance",
default='false')
n_ports = self.system_parameters.get_param(
"buildings.default.load_model_parameters.rc.nPorts", default=0)
# create a new parameter for fraction latent person
mofile.add_parameter(
'Real',
'fraLat',
assigned_value=fraction_latent_person,
string_comment=
'Fraction latent of sensible persons load = 0.8 for home, 1.25 for office.'
)
# create a new Boolean parameter to evaluate the persons latent loads.
mofile.add_parameter(
'Boolean',
'use_moisture_balance',
assigned_value=use_moisture_balance,
string_comment=
'If true, input connector QLat_flow is enabled and room air computes'
' moisture balance.')
# create a integer parameter to evaluate number of connected ports.
mofile.add_parameter('Integer',
'nPorts',
assigned_value=n_ports,
string_comment='Number of fluid ports.',
annotations=['connectorSizing=true'])
# Set the fraction latent person in the template by simply replacing the value
mofile.insert_component(
'Modelica.Blocks.Sources.RealExpression',
'perLatLoa',
modifications={
'y': 'internalGains.y[2]*fraLat',
},
conditional='if use_moisture_balance',
string_comment='Latent person loads',
annotations=[
'Placement(transformation(extent={{-80,-60},{-60,-40}}))'
])
# add TRad output
mofile.insert_component(
'Buildings.Controls.OBC.CDL.Interfaces.RealOutput',
'TRad',
modifications={
'quantity': '"ThermodynamicTemperature"',
'unit': '"K"',
'displayUnit': '"degC"',
},
string_comment='Mean indoor radiation temperature',
annotations=[
'Placement(transformation(extent={{100,-10},{120,10}}))'
])
# All existing weaDat.weaBus connections need to be updated to simply weaBus
# (except for the connections where 'weaBus' is port_b, we will just delete these)
mofile.edit_connect('weaDat.weaBus',
'!weaBus',
new_port_a='weaBus')
# Now remove the unnecessary weaDat.weaBus -> weaBus connection
mofile.remove_connect('weaDat.weaBus', 'weaBus')
# add new port connections
rc_order = self.system_parameters.get_param_by_building_id(
self.building_id, "load_model_parameters.rc.order", default=2)
thermal_zone_name = None
thermal_zone_type = None
if rc_order == 1:
thermal_zone_type = 'OneElement'
thermal_zone_name = 'thermalZoneOneElement'
elif rc_order == 2:
thermal_zone_type = 'TwoElements'
thermal_zone_name = 'thermalZoneTwoElements'
elif rc_order == 3:
thermal_zone_type = 'ThreeElements'
thermal_zone_name = 'thermalZoneThreeElements'
elif rc_order == 4:
thermal_zone_type = 'FourElements'
thermal_zone_name = 'thermalZoneFourElements'
if thermal_zone_name is not None and thermal_zone_type is not None:
# add TAir output - This has been moved away from the other insert_component blocks
# to use thermal_zone_name
mofile.insert_component(
'Buildings.Controls.OBC.CDL.Interfaces.RealOutput',
'TAir',
modifications={
'quantity': '"ThermodynamicTemperature"',
'unit': '"K"',
'displayUnit': '"degC"',
},
conditional=
f'if {thermal_zone_name}.ATot > 0 or {thermal_zone_name}.VAir > 0',
string_comment='Room air temperature',
annotations=[
'Placement(transformation(extent={{100,38},{120,58}}))'
])
# In TEASER 0.7.5 the hConvWinOut, hConvExt, hConvWin, hConvInt, hConvFloor, hConvRoof in various of
# the ReducedOrder models should be hCon* not hConv*. This has been fixed on the development branch
# of TEASER, but the team doesn't appear to be releasing nor merging the development branch (yet).
mofile.rename_component_argument(
"Buildings.ThermalZones.ReducedOrder.EquivalentAirTemperature.VDI6007WithWindow",
"eqAirTemp", "hConvWallOut", "hConWallOut")
mofile.rename_component_argument(
"Buildings.ThermalZones.ReducedOrder.EquivalentAirTemperature.VDI6007WithWindow",
"eqAirTemp", "hConvWinOut", "hConWinOut")
mofile.rename_component_argument(
"Buildings.ThermalZones.ReducedOrder.EquivalentAirTemperature.VDI6007",
"eqAirTempVDI", "hConvWallOut", "hConWallOut")
renames = {
"hConvExt": "hConExt",
"hConvFloor": "hConFloor",
"hConvRoof": "hConRoof",
"hConvWinOut": "hConWinOut",
"hConvWin": "hConWin",
"hConvInt": "hConInt",
}
for from_, to_ in renames.items():
mofile.rename_component_argument(
f"Buildings.ThermalZones.ReducedOrder.RC.{thermal_zone_type}",
thermal_zone_name, from_, to_)
mofile.update_component_modifications(
f"Buildings.ThermalZones.ReducedOrder.RC.{thermal_zone_type}",
thermal_zone_name,
{"use_moisture_balance": "use_moisture_balance"})
mofile.update_component_modifications(
f"Buildings.ThermalZones.ReducedOrder.RC.{thermal_zone_type}",
thermal_zone_name, {"nPorts": "nPorts"})
mofile.add_connect(
'port_a',
f'{thermal_zone_name}.intGainsConv',
annotations=[
'Line(points={{0,100},{96,100},{96,20},{92,20}}, color={191,0,0})'
])
mofile.add_connect(
f'{thermal_zone_name}.TAir',
'TAir',
annotations=[
'Line(points={{93,32},{98,32},{98,48},{110,48}}, color={0,0,127})'
])
mofile.add_connect(
f'{thermal_zone_name}.TRad',
'TRad',
annotations=[
'Line(points={{93,28},{98,28},{98,-20},{110,-20}}, color={0,0,127})'
])
mofile.add_connect(
f'{thermal_zone_name}.QLat_flow',
'perLatLoa.y',
annotations=[
'Line(points={{43,4},{40,4},{40,-28},{-40,-28},{-40,-50},{-59,-50}}, color={0, 0,127})'
])
mofile.add_connect(
f'{thermal_zone_name}.intGainsRad',
'port_b',
annotations=[
'Line(points={{92, 24}, {98, 24}, {98, -100}, {40, -100}}, color={191, 0, 0})'
])
mofile.insert_equation_for_loop(
index_identifier="i",
expression_raw="1:nPorts",
loop_body_raw_list=[
"connect(ports[i], thermalZoneFourElements.ports[i])",
"\tannotation (Line(",
"\tpoints={{-18,-102},{-18,-84},{83,-84},{83,-1.95}},",
"\tcolor={0,127,255},",
"\tsmooth=Smooth.None));",
],
)
# change the name of the modelica model to remove the building id, update in package too!
original_model_name = mofile.get_name()
new_model_name = original_model_name.split("_")[1]
thermal_zone_files.append(new_model_name)
package.rename_model(original_model_name, new_model_name)
mofile.set_name(new_model_name)
# Save as the new filename (without building ID)
new_filename = os.path.join(
scaffold.loads_path.files_dir,
f'{self.building_name}/{os.path.basename(f).split("_")[1]}')
mofile.save_as(new_filename)
os.remove(f)
# Now connect all the thermal zone files into the teaser building
# 1. Need to a map of thermal zone names and instances
zone_list = []
for index, tz in enumerate(thermal_zone_files):
# take /a/file/Meeting.mo -> zone_map["Meeting"] = "meeting"
tz_process = os.path.splitext(os.path.basename(tz))[0]
zone_list.append({
"index":
index,
"model_name":
tz_process,
"instance_name":
tz_process.lower(),
# process where this will be stored in python otherwise too many {{}}, yes ridiculous.
# This needs to result in {{a,b},{x,y}}
"placement":
f"{{{{{-160 + index * 40},-20}},{{{-140 + index * 40},0}}}}"
})
# Handle setting nominal load for IT room zone
nom_cool_flow = np.array([-10000] * len(zone_list))
for i, dic in enumerate(zone_list):
if dic["instance_name"] == "ict":
print("setting coo flow")
nom_cool_flow[
i - 1] = -50000 # Need to offset for different indexing
nom_heat_flow = np.array([10000] * len(zone_list))
building_template_data = {
"thermal_zones":
zone_list,
"nominal_heat_flow":
str(repr(nom_heat_flow))[1:-1].replace("[", "{").replace(
"]", "}").split("rray(", 1)[-1],
"nominal_cool_flow":
str(repr(nom_cool_flow))[1:-1].replace("[", "{").replace(
"]", "}").split("rray(", 1)[-1],
"load_resources_path":
b_modelica_path.resources_relative_dir,
"mos_weather": {
"mos_weather_filename": mos_weather_filename,
"filename": os.path.basename(mos_weather_filename),
"path": os.path.dirname(mos_weather_filename),
},
"nominal_values": {
# Adding 273.15 to convert from C to K (for absolute temps, not relative temps)
"chw_supply_temp":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_chw_supply") + 273.15,
"chw_return_temp":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_chw_return") + 273.15,
"hhw_supply_temp":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_hw_supply") + 273.15,
"hhw_return_temp":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_hw_return") + 273.15,
"temp_setpoint_heating":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_setpoint_heating") + 273.15,
"temp_setpoint_cooling":
self.system_parameters.get_param_by_building_id(
self.building_id,
"load_model_parameters.rc.temp_setpoint_cooling") + 273.15
}
}
# merge ets template values from load_base.py into the building nominal values
# If there is no ets defined in sys-param file, use the building template data alone
try:
nominal_values = {
**building_template_data['nominal_values'],
**self.ets_template_data
}
combined_template_data = {
**building_template_data,
**nominal_values
}
except AttributeError:
combined_template_data = building_template_data
self.run_template(teaser_building,
os.path.join(b_modelica_path.files_dir,
"building.mo"),
project_name=scaffold.project_name,
model_name=self.building_name,
data=combined_template_data)
self.run_template(teaser_coupling,
os.path.join(
os.path.join(b_modelica_path.files_dir,
"coupling.mo")),
project_name=scaffold.project_name,
model_name=self.building_name,
data=combined_template_data)
full_model_name = os.path.join(scaffold.project_name,
scaffold.loads_path.files_relative_dir,
self.building_name,
"coupling").replace(os.path.sep, '.')
self.run_template(
run_coupling_template,
os.path.join(
os.path.join(b_modelica_path.scripts_dir,
"RunTeaserCouplingBuilding.mos")),
full_model_name=full_model_name,
model_name="coupling",
)
# copy over the required mo files and add the other models to the package order
mo_files = self.copy_required_mo_files(
b_modelica_path.files_dir, within=f'{scaffold.project_name}.Loads')
for f in mo_files:
package.add_model(os.path.splitext(os.path.basename(f))[0])
package.add_model('building')
package.add_model('coupling')
# save the updated package.mo and package.order in the Loads.B{} folder
new_package = PackageParser.new_from_template(
package.path,
self.building_name,
package.order,
within=f"{scaffold.project_name}.Loads")
new_package.save()
# AA added this 9/24
if os.path.exists(
building_template_data["mos_weather"]["mos_weather_filename"]):
shutil.copy(
building_template_data["mos_weather"]["mos_weather_filename"],
os.path.join(
b_modelica_path.resources_dir,
building_template_data["mos_weather"]["filename"]))
else:
raise Exception(
f"Missing MOS weather file for Spawn: {building_template_data['mos_weather']['mos_weather_filename']}"
)
# end of what AA added 9/24
# remaining clean up tasks across the entire exported project
if not keep_original_models:
shutil.rmtree(
os.path.join(scaffold.loads_path.files_dir, "Project"))
# now create the Loads level package and package.order.
if not os.path.exists(
os.path.join(scaffold.loads_path.files_dir, 'package.mo')):
load_package = PackageParser.new_from_template(
scaffold.loads_path.files_dir,
"Loads", [self.building_name],
within=f"{scaffold.project_name}")
load_package.save()
else:
load_package = PackageParser(
os.path.join(scaffold.loads_path.files_dir))
load_package.add_model(self.building_name)
load_package.save()
# now create the Package level package. This really needs to happen at the GeoJSON to modelica stage, but
# do it here for now to aid in testing.
package = PackageParser(scaffold.project_path)
if 'Loads' not in package.order:
package.add_model('Loads')
package.save()
def to_modelica(self, scaffold):
"""
Create timeSeries models based on the data in the buildings and geojsons
:param scaffold: Scaffold object, Scaffold of the entire directory of the project.
"""
if self.chp_installed:
template_data = {
"nominal_values": {
"heat_flow_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.heat_flow_nominal"
),
"mass_hhw_flow_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.mass_hhw_flow_nominal"
),
"boiler_water_flow_minimum":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.boiler_water_flow_minimum"
),
"pressure_drop_hhw_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.pressure_drop_hhw_nominal"
),
"pressure_drop_setpoint":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.pressure_drop_setpoint"
),
"temp_setpoint_hhw":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.temp_setpoint_hhw"
) + 273.15,
"pressure_drop_hhw_valve_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.pressure_drop_hhw_valve_nominal"
),
},
"signals": {
"thermal_following":
str(
self.system_parameters.get_param(
"$.district_system.default.central_heating_plant_parameters.chp_thermal_following"
)).
lower(
), # Booleans in Python start with a capital letter. Modelica wants it lowercase, hence this.
},
}
plant_template = self.template_env.get_template(
"HeatingPlantWithCHP.mot")
self.run_template(
template=plant_template,
save_file_name=Path(scaffold.plants_path.files_dir) /
"CentralHeatingPlant.mo",
project_name=scaffold.project_name,
data=template_data)
self.copy_required_mo_files(dest_folder=scaffold.plants_path.files_dir,
within=f'{scaffold.project_name}.Plants')
package = PackageParser(scaffold.project_path)
if 'Plants' not in package.order:
package.add_model('Plants')
package.save()
package_models = ['CentralHeatingPlant'
] + [Path(mo).stem for mo in self.required_mo_files]
plants_package = PackageParser(scaffold.plants_path.files_dir)
if plants_package.order_data is None:
plants_package = PackageParser.new_from_template(
path=scaffold.plants_path.files_dir,
name="Plants",
order=package_models,
within=scaffold.project_name)
else:
for model_name in package_models:
plants_package.add_model(model_name)
plants_package.save()
def to_modelica(self, scaffold):
"""
Create timeSeries models based on the data in the buildings and geojsons
:param scaffold: Scaffold object, Scaffold of the entire directory of the project.
"""
mos_wet_bulb_filename = self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.mos_wet_bulb_filename"
)
if mos_wet_bulb_filename is None:
raise FileNotFoundError(
'Cooling plant\'s mos_wet_bulb_filename was not provided')
template_data = {
"nominal_values": {
"delta_temp":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.cooling_tower_water_temperature_difference_nominal"
),
"fan_power":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.cooling_tower_fan_power_nominal"
),
"chilled_water_pump_pressure_head":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.chw_pump_head"
),
"condenser_water_pump_pressure_head":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.cw_pump_head"
),
"heat_flow_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.heat_flow_nominal"
),
"mass_chw_flow_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.mass_chw_flow_nominal"
),
"mass_cw_flow_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.mass_cw_flow_nominal"
),
"chiller_water_flow_minimum":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.chiller_water_flow_minimum"
),
"pressure_drop_chw_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.pressure_drop_chw_nominal"
),
"pressure_drop_cw_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.pressure_drop_cw_nominal"
),
"pressure_drop_setpoint":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.pressure_drop_setpoint"
),
"temp_setpoint_chw":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.temp_setpoint_chw"
),
"pressure_drop_chw_valve_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.pressure_drop_chw_valve_nominal"
),
"pressure_drop_cw_pum_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.pressure_drop_cw_pum_nominal"
),
"temp_air_wb_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.temp_air_wb_nominal"
),
"temp_cw_in_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.temp_cw_in_nominal"
),
"delta_temp_approach":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.delta_temp_approach"
),
"ratio_water_air_nominal":
self.system_parameters.get_param(
"$.district_system.default.central_cooling_plant_parameters.ratio_water_air_nominal"
),
},
"wet_bulb_calc": {
"mos_wet_bulb_filename": mos_wet_bulb_filename,
"filename": Path(mos_wet_bulb_filename).name,
"path": Path(mos_wet_bulb_filename).parent,
"modelica_path": self.modelica_path(mos_wet_bulb_filename),
},
}
plant_template = self.template_env.get_template(
"CentralCoolingPlant.mot")
self.run_template(plant_template,
os.path.join(scaffold.plants_path.files_dir,
"CentralCoolingPlant.mo"),
project_name=scaffold.project_name,
data=template_data)
self.copy_required_mo_files(dest_folder=scaffold.plants_path.files_dir,
within=f'{scaffold.project_name}.Plants')
package = PackageParser(scaffold.project_path)
if 'Plants' not in package.order:
package.add_model('Plants')
package.save()
package_models = ['CentralCoolingPlant'
] + [Path(mo).stem for mo in self.required_mo_files]
plants_package = PackageParser(scaffold.plants_path.files_dir)
if plants_package.order_data is None:
plants_package = PackageParser.new_from_template(
path=scaffold.plants_path.files_dir,
name="Plants",
order=package_models,
within=scaffold.project_name)
else:
for model_name in package_models:
plants_package.add_model(model_name)
plants_package.save()
def to_modelica(self):
"""Generate modelica files for the models as well as the modelica file for
the entire district system.
"""
# scaffold the project
self._scaffold.create()
self.district_model_filepath = Path(
self._scaffold.districts_path.files_dir
) / 'DistrictEnergySystem.mo'
# create the root package
root_package = PackageParser.new_from_template(
self._scaffold.project_path, self._scaffold.project_name, order=[])
root_package.save()
# generate model modelica files
for model in self._coupling_graph.models:
model.to_modelica(self._scaffold)
# construct graph of visual components
diagram = Diagram(self._coupling_graph)
district_template_params = {
"district_within_path":
'.'.join([self._scaffold.project_name, 'Districts']),
"diagram":
diagram,
"couplings": [],
"models": []
}
common_template_params = {
'globals': {
'medium_w': 'MediumW',
'delChiWatTemBui': 'delChiWatTemBui',
'delChiWatTemDis': 'delChiWatTemDis',
'delHeaWatTemBui': 'delHeaWatTemBui',
'delHeaWatTemDis': 'delHeaWatTemDis',
},
'graph': self._coupling_graph,
'sys_params': {
'district_system':
self.system_parameters.get_param('$.district_system')
}
}
# render each coupling
for coupling in self._coupling_graph.couplings:
template_context = {
'diagram': diagram.to_dict(coupling.id, is_coupling=True),
}
template_context.update(**common_template_params)
coupling_load = coupling.get_load()
if coupling_load is not None:
building_sys_params = self.system_parameters.get_param_by_building_id(
coupling_load.building_id, '$')
template_context['sys_params'][
'building'] = building_sys_params
templated_result = coupling.render_templates(template_context)
district_template_params['couplings'].append({
'id':
coupling.id,
'component_definitions':
templated_result['component_definitions'],
'connect_statements':
templated_result['connect_statements'],
'coupling_definitions_template_path':
templated_result['component_definitions_template_path'],
'connect_statements_template_path':
templated_result['connect_statements_template_path'],
})
# render each model instance
for model in self._coupling_graph.models:
template_params = {
'model': model.to_dict(self._scaffold),
'couplings': self._coupling_graph.couplings_by_type(model.id),
'diagram': diagram.to_dict(model.id, is_coupling=False),
}
template_params.update(**common_template_params)
if issubclass(type(model), LoadBase):
building_sys_params = self.system_parameters.get_param_by_building_id(
model.building_id, '$')
template_params['sys_params']['building'] = building_sys_params
templated_instance, instance_template_path = model.render_instance(
template_params)
district_template_params['models'].append({
'id':
model.id,
'instance_template_path':
instance_template_path,
'instance':
templated_instance
})
# render the full district file
final_result = render_template('DistrictEnergySystem.mot',
district_template_params)
with open(self.district_model_filepath, 'w') as f:
f.write(final_result)
districts_package = PackageParser.new_from_template(
self._scaffold.districts_path.files_dir,
"Districts", ['DistrictEnergySystem'],
within=f"{self._scaffold.project_name}")
districts_package.save()
root_package = PackageParser(self._scaffold.project_path)
root_package.add_model('Districts')
root_package.save()