576 lines
26 KiB
Python
576 lines
26 KiB
Python
"""
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Idf exports one building to idf format
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2022 Concordia CERC group
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Project Coder Guille Guillermo.GutierrezMorote@concordia.ca
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Code contributors: Pilar Monsalvete Alvarez de Uribarri pilar.monsalvete@concordia.ca
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Soroush Samareh Abolhassani soroush.samarehabolhassani@mail.concordia.ca
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"""
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import copy
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from pathlib import Path
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from geomeppy import IDF
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import hub.helpers.constants as cte
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from hub.city_model_structure.attributes.schedule import Schedule
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class Idf:
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"""
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Exports city to IDF
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"""
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_BUILDING = 'BUILDING'
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_ZONE = 'ZONE'
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_LIGHTS = 'LIGHTS'
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_PEOPLE = 'PEOPLE'
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_THERMOSTAT = 'HVACTEMPLATE:THERMOSTAT'
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_IDEAL_LOAD_AIR_SYSTEM = 'HVACTEMPLATE:ZONE:IDEALLOADSAIRSYSTEM'
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_SURFACE = 'BUILDINGSURFACE:DETAILED'
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_SHADING = 'SHADING:BUILDING:DETAILED'
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_SHADING_PROPERTY = 'SHADINGPROPERTY:REFLECTANCE'
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_BUILDING_SURFACE = 'BuildingSurfaceDetailed'
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_CONSTRUCTION = 'CONSTRUCTION'
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_MATERIAL = 'MATERIAL'
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_MATERIAL_NOMASS = 'MATERIAL:NOMASS'
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_MATERIAL_ROOFVEGETATION = 'MATERIAL:ROOFVEGETATION'
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_WINDOW = 'FENESTRATIONSURFACE:DETAILED'
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_WINDOW_MATERIAL_SIMPLE = 'WINDOWMATERIAL:SIMPLEGLAZINGSYSTEM'
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_ROUGHNESS = 'MediumRough'
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_INFILTRATION = 'ZONEINFILTRATION:DESIGNFLOWRATE'
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_HOURLY_SCHEDULE = 'SCHEDULE:DAY:HOURLY'
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_COMPACT_SCHEDULE = 'SCHEDULE:COMPACT'
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_FILE_SCHEDULE = 'SCHEDULE:FILE'
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_SCHEDULE_LIMIT = 'SCHEDULETYPELIMITS'
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_ON_OFF = 'On/Off'
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_FRACTION = 'Fraction'
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_ANY_NUMBER = 'Any Number'
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_CONTINUOUS = 'Continuous'
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_DISCRETE = 'Discrete'
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_SIZING_PERIODS = 'SIZINGPERIOD:DESIGNDAY'
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_LOCATION = 'SITE:LOCATION'
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_SIMPLE = 'Simple'
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idf_surfaces = {
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# todo: make an enum for all the surface types
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cte.WALL: 'wall',
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cte.GROUND: 'floor',
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cte.ROOF: 'roof'
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}
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idf_type_limits = {
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cte.ON_OFF: 'on/off',
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cte.FRACTION: 'Fraction',
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cte.ANY_NUMBER: 'Any Number',
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cte.CONTINUOUS: 'Continuous',
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cte.DISCRETE: 'Discrete'
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}
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idf_day_types = {
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cte.MONDAY: 'Monday',
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cte.TUESDAY: 'Tuesday',
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cte.WEDNESDAY: 'Wednesday',
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cte.THURSDAY: 'Thursday',
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cte.FRIDAY: 'Friday',
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cte.SATURDAY: 'Saturday',
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cte.SUNDAY: 'Sunday',
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cte.HOLIDAY: 'Holidays',
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cte.WINTER_DESIGN_DAY: 'WinterDesignDay',
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cte.SUMMER_DESIGN_DAY: 'SummerDesignDay'
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}
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def __init__(self, city, output_path, idf_file_path, idd_file_path, epw_file_path, export_type="Surfaces",
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target_buildings=None, adjacent_buildings=None):
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self._city = city
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self._output_path = str(output_path.resolve())
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self._output_file = str((output_path / f'{city.name}.idf').resolve())
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self._export_type = export_type
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self._idd_file_path = str(idd_file_path)
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self._idf_file_path = str(idf_file_path)
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self._epw_file_path = str(epw_file_path)
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IDF.setiddname(self._idd_file_path)
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self._idf = IDF(self._idf_file_path, self._epw_file_path)
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self._idf.newidfobject(self._SCHEDULE_LIMIT, Name=self._ANY_NUMBER)
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self._idf.newidfobject(self._SCHEDULE_LIMIT, Name=self._FRACTION, Lower_Limit_Value=0.0, Upper_Limit_Value=1.0,
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Numeric_Type=self._CONTINUOUS)
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self._idf.newidfobject(self._SCHEDULE_LIMIT, Name=self._ON_OFF, Lower_Limit_Value=0, Upper_Limit_Value=1,
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Numeric_Type=self._DISCRETE)
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self._target_buildings = target_buildings
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if target_buildings is None:
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self._target_buildings = [building.name for building in self._city.buildings]
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self._adjacent_buildings = adjacent_buildings
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if self._adjacent_buildings is None:
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self._adjacent_buildings = []
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self._export()
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@staticmethod
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def _matrix_to_list(points, lower_corner):
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lower_x = lower_corner[0]
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lower_y = lower_corner[1]
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lower_z = lower_corner[2]
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points_list = []
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for point in points:
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point_tuple = (point[0] - lower_x, point[1] - lower_y, point[2] - lower_z)
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points_list.append(point_tuple)
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return points_list
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@staticmethod
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def _matrix_to_2d_list(points):
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points_list = []
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for point in points:
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point_tuple = (point[0], point[1])
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points_list.append(point_tuple)
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return points_list
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def _add_material(self, layer):
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for material in self._idf.idfobjects[self._MATERIAL]:
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if material.Name == layer.material.name:
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return
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for material in self._idf.idfobjects[self._MATERIAL_NOMASS]:
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if material.Name == layer.material.name:
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return
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if layer.material.no_mass:
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self._idf.newidfobject(self._MATERIAL_NOMASS,
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Name=layer.material.name,
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Roughness=self._ROUGHNESS,
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Thermal_Resistance=layer.material.thermal_resistance,
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Thermal_Absorptance=layer.material.thermal_absorptance,
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Solar_Absorptance=layer.material.solar_absorptance,
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Visible_Absorptance=layer.material.visible_absorptance
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)
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else:
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self._idf.newidfobject(self._MATERIAL,
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Name=layer.material.name,
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Roughness=self._ROUGHNESS,
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Thickness=layer.thickness,
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Conductivity=layer.material.conductivity,
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Density=layer.material.density,
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Specific_Heat=layer.material.specific_heat,
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Thermal_Absorptance=layer.material.thermal_absorptance,
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Solar_Absorptance=layer.material.solar_absorptance,
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Visible_Absorptance=layer.material.visible_absorptance
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)
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def _add_standard_compact_hourly_schedule(self, usage, schedule_type, schedules):
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for schedule in self._idf.idfobjects[self._COMPACT_SCHEDULE]:
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if schedule.Name == f'{schedule_type} schedules {usage}':
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return
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_kwargs = {'Name': f'{schedule_type} schedules {usage}',
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'Schedule_Type_Limits_Name': self.idf_type_limits[schedules[0].data_type],
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'Field_1': 'Through: 12/31'}
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counter = 1
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for j, schedule in enumerate(schedules):
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_val = schedule.values
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_new_field = ''
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for day_type in schedule.day_types:
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_new_field += f' {self.idf_day_types[day_type]}'
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_kwargs[f'Field_{j * 25 + 2}'] = f'For:{_new_field}'
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counter += 1
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for i in range(0, len(_val)):
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_kwargs[f'Field_{j * 25 + 3 + i}'] = f'Until: {i + 1:02d}:00,{_val[i]}'
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counter += 1
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_kwargs[f'Field_{counter + 1}'] = f'For AllOtherDays'
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_kwargs[f'Field_{counter + 2}'] = f'Until: 24:00,0.0'
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self._idf.newidfobject(self._COMPACT_SCHEDULE, **_kwargs)
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def _write_schedules_file(self, usage, schedule):
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file_name = str((Path(self._output_path) / f'{schedule.type} schedules {usage}.dat').resolve())
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with open(file_name, 'w') as file:
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for value in schedule.values:
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file.write(f'{str(value)},\n')
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return file_name
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def _add_file_schedule(self, usage, schedule, file_name):
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_schedule = self._idf.newidfobject(self._FILE_SCHEDULE, Name=f'{schedule.type} schedules {usage}')
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_schedule.Schedule_Type_Limits_Name = self.idf_type_limits[schedule.data_type]
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_schedule.File_Name = file_name
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_schedule.Column_Number = 1
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_schedule.Rows_to_Skip_at_Top = 0
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_schedule.Number_of_Hours_of_Data = 8760
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_schedule.Column_Separator = 'Comma'
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_schedule.Interpolate_to_Timestep = 'No'
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_schedule.Minutes_per_Item = 60
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def _add_infiltration_schedules(self, thermal_zone):
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_infiltration_schedules = []
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for hvac_availability_schedule in thermal_zone.thermal_control.hvac_availability_schedules:
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_schedule = Schedule()
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_schedule.type = cte.INFILTRATION
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_schedule.data_type = cte.FRACTION
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_schedule.time_step = cte.HOUR
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_schedule.time_range = cte.DAY
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_schedule.day_types = copy.deepcopy(hvac_availability_schedule.day_types)
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_infiltration_values = []
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for hvac_value in hvac_availability_schedule.values:
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if hvac_value == 0:
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_infiltration_values.append(thermal_zone.infiltration_rate_system_off)
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else:
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_infiltration_values.append(thermal_zone.infiltration_rate_system_on)
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_schedule.values = _infiltration_values
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_infiltration_schedules.append(_schedule)
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for schedule in self._idf.idfobjects[self._HOURLY_SCHEDULE]:
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if schedule.Name == f'Infiltration schedules {thermal_zone.usage_name}':
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return
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return self._add_standard_compact_hourly_schedule(thermal_zone.usage_name, 'Infiltration', _infiltration_schedules)
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def _add_people_activity_level_schedules(self, thermal_zone):
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_occ = thermal_zone.occupancy
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if _occ.occupancy_density == 0:
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_total_heat = 0
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else:
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_total_heat = (_occ.sensible_convective_internal_gain + _occ.sensible_radiative_internal_gain
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+ _occ.latent_internal_gain) / _occ.occupancy_density
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for schedule in self._idf.idfobjects[self._COMPACT_SCHEDULE]:
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if schedule.Name == f'Activity Level schedules {thermal_zone.usage_name}':
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return
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_kwargs = {'Name': f'Activity Level schedules {thermal_zone.usage_name}',
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'Schedule_Type_Limits_Name': self.idf_type_limits[cte.ANY_NUMBER],
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'Field_1': 'Through: 12/31',
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'Field_2': 'For AllDays',
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'Field_3': f'Until: 24:00,{_total_heat}'}
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self._idf.newidfobject(self._COMPACT_SCHEDULE, **_kwargs)
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return
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def _add_schedules(self, usage, schedule_type, new_schedules):
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schedule_from_file = False
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for schedule in new_schedules:
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if len(schedule.values) > 168: # Hours in one week
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schedule_from_file = True
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if schedule_from_file:
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for schedule in self._idf.idfobjects[self._FILE_SCHEDULE]:
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if schedule.Name == f'{schedule_type} schedules {usage}':
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return
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file_name = self._write_schedules_file(usage, new_schedules[0])
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return self._add_file_schedule(usage, new_schedules[0], file_name)
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else:
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for schedule in self._idf.idfobjects[self._HOURLY_SCHEDULE]:
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if schedule.Name == f'{schedule_type} schedules {usage}':
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return
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return self._add_standard_compact_hourly_schedule(usage, schedule_type, new_schedules)
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def _add_construction(self, thermal_boundary):
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for construction in self._idf.idfobjects[self._CONSTRUCTION]:
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if thermal_boundary.parent_surface.vegetation is not None:
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if construction.Name == f'{thermal_boundary.construction_name}_{thermal_boundary.parent_surface.vegetation.name}':
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return
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else:
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if construction.Name == thermal_boundary.construction_name:
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return
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if thermal_boundary.layers is None:
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for material in self._idf.idfobjects[self._MATERIAL]:
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if material.Name == "DefaultMaterial":
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return
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self._idf.set_default_constructions()
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return
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for layer in thermal_boundary.layers:
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self._add_material(layer)
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layers = thermal_boundary.layers
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# The constructions should have at least one layer
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if thermal_boundary.parent_surface.vegetation is not None:
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_kwargs = {'Name': f'{thermal_boundary.construction_name}_{thermal_boundary.parent_surface.vegetation.name}',
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'Outside_Layer': thermal_boundary.parent_surface.vegetation.name}
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for i in range(0, len(layers) - 1):
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_kwargs[f'Layer_{i + 2}'] = layers[i].material.name
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else:
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_kwargs = {'Name': thermal_boundary.construction_name, 'Outside_Layer': layers[0].material.name}
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for i in range(1, len(layers) - 1):
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_kwargs[f'Layer_{i + 1}'] = layers[i].material.name
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self._idf.newidfobject(self._CONSTRUCTION, **_kwargs)
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def _add_window_construction_and_material(self, thermal_opening):
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for window_material in self._idf.idfobjects[self._WINDOW_MATERIAL_SIMPLE]:
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if window_material['UFactor'] == thermal_opening.overall_u_value and \
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window_material['Solar_Heat_Gain_Coefficient'] == thermal_opening.g_value:
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return
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order = str(len(self._idf.idfobjects[self._WINDOW_MATERIAL_SIMPLE]) + 1)
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material_name = 'glazing_' + order
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_kwargs = {'Name': material_name, 'UFactor': thermal_opening.overall_u_value,
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'Solar_Heat_Gain_Coefficient': thermal_opening.g_value}
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self._idf.newidfobject(self._WINDOW_MATERIAL_SIMPLE, **_kwargs)
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window_construction_name = 'window_construction_' + order
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_kwargs = {'Name': window_construction_name, 'Outside_Layer': material_name}
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self._idf.newidfobject(self._CONSTRUCTION, **_kwargs)
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def _add_zone(self, thermal_zone, name):
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for zone in self._idf.idfobjects['ZONE']:
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if zone.Name == name:
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return
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# todo: what do we need to define a zone in energy plus?
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self._idf.newidfobject(self._ZONE, Name=name, Volume=thermal_zone.volume)
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self._add_heating_system(thermal_zone, name)
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def _add_thermostat(self, thermal_zone):
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thermostat_name = f'Thermostat {thermal_zone.usage_name}'
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for thermostat in self._idf.idfobjects[self._THERMOSTAT]:
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if thermostat.Name == thermostat_name:
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return thermostat
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# todo: change schedules to schedule name and create schedules using the add_schedule function
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return self._idf.newidfobject(self._THERMOSTAT,
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Name=thermostat_name,
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Heating_Setpoint_Schedule_Name=f'Heating thermostat schedules {thermal_zone.usage_name}',
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Cooling_Setpoint_Schedule_Name=f'Cooling thermostat schedules {thermal_zone.usage_name}')
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def _add_heating_system(self, thermal_zone, zone_name):
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for air_system in self._idf.idfobjects[self._IDEAL_LOAD_AIR_SYSTEM]:
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if air_system.Zone_Name == zone_name:
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return
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thermostat = self._add_thermostat(thermal_zone)
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self._idf.newidfobject(self._IDEAL_LOAD_AIR_SYSTEM,
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Zone_Name=zone_name,
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System_Availability_Schedule_Name=f'HVAC AVAIL SCHEDULES {thermal_zone.usage_name}',
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Heating_Availability_Schedule_Name=f'HVAC AVAIL SCHEDULES {thermal_zone.usage_name}',
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Cooling_Availability_Schedule_Name=f'HVAC AVAIL SCHEDULES {thermal_zone.usage_name}',
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Template_Thermostat_Name=thermostat.Name)
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def _add_occupancy(self, thermal_zone, zone_name):
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number_of_people = thermal_zone.occupancy.occupancy_density * thermal_zone.total_floor_area
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fraction_radiant = thermal_zone.occupancy.sensible_radiative_internal_gain / \
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(thermal_zone.occupancy.sensible_radiative_internal_gain +
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thermal_zone.occupancy.sensible_convective_internal_gain)
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self._idf.newidfobject(self._PEOPLE,
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Name=f'{zone_name}_occupancy',
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Zone_or_ZoneList_Name=zone_name,
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Number_of_People_Schedule_Name=f'Occupancy schedules {thermal_zone.usage_name}',
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Number_of_People_Calculation_Method="People",
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Number_of_People=number_of_people,
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Fraction_Radiant=fraction_radiant,
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Activity_Level_Schedule_Name=f'Activity Level schedules {thermal_zone.usage_name}'
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)
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def _add_infiltration(self, thermal_zone, zone_name):
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for zone in self._idf.idfobjects["ZONE"]:
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if zone.Name == f'{zone_name}_infiltration':
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return
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self._idf.newidfobject(self._INFILTRATION,
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Name=f'{zone_name}_infiltration',
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Zone_or_ZoneList_Name=zone_name,
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Schedule_Name=f'Infiltration schedules {thermal_zone.usage_name}',
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Design_Flow_Rate_Calculation_Method='AirChanges/Hour',
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Air_Changes_per_Hour=thermal_zone.mechanical_air_change
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)
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def _rename_building(self, city_name):
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name = str(str(city_name.encode("utf-8")))
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for building in self._idf.idfobjects[self._BUILDING]:
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building.Name = f'Buildings in {name}'
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building['Solar_Distribution'] = 'FullExterior'
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def _remove_sizing_periods(self):
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while len(self._idf.idfobjects[self._SIZING_PERIODS]) > 0:
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self._idf.popidfobject(self._SIZING_PERIODS, 0)
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def _remove_location(self):
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self._idf.popidfobject(self._LOCATION, 0)
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def _export(self):
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"""
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Export the idf file into the given path.
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If buildings to calculate are provided, only those will appear in the output variables, otherwise all the city
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buildings will be calculated.
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If adjacent buildings are provided those buildings will be calculated, but will not appear in the output variables.
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export type = "Surfaces|Block"
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"""
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self._remove_location()
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self._remove_sizing_periods()
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self._rename_building(self._city.name)
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self._lod = self._city.level_of_detail.geometry
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for building in self._city.buildings:
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for internal_zone in building.internal_zones:
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for thermal_zone in internal_zone.thermal_zones:
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for thermal_boundary in thermal_zone.thermal_boundaries:
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self._add_construction(thermal_boundary)
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if thermal_boundary.parent_surface.vegetation is not None:
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self._add_vegetation_material(thermal_boundary.parent_surface.vegetation)
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for thermal_opening in thermal_boundary.thermal_openings:
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self._add_window_construction_and_material(thermal_opening)
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usage = thermal_zone.usage_name
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if building.name in self._target_buildings or building.name in self._adjacent_buildings:
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self._add_infiltration_schedules(thermal_zone)
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self._add_schedules(usage, 'Occupancy', thermal_zone.occupancy.occupancy_schedules)
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self._add_schedules(usage, 'HVAC AVAIL', thermal_zone.thermal_control.hvac_availability_schedules)
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self._add_schedules(usage, 'Heating thermostat', thermal_zone.thermal_control.heating_set_point_schedules)
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|
self._add_schedules(usage, 'Cooling thermostat', thermal_zone.thermal_control.cooling_set_point_schedules)
|
|
self._add_people_activity_level_schedules(thermal_zone)
|
|
|
|
self._add_zone(thermal_zone, building.name)
|
|
self._add_heating_system(thermal_zone, building.name)
|
|
self._add_infiltration(thermal_zone, building.name)
|
|
self._add_occupancy(thermal_zone, building.name)
|
|
if self._export_type == "Surfaces":
|
|
if building.name in self._target_buildings or building.name in self._adjacent_buildings:
|
|
self._add_surfaces(building, building.name)
|
|
else:
|
|
self._add_shading(building)
|
|
else:
|
|
self._add_block(building)
|
|
# todo: this should change to specific variables per zone to process only the ones in the buildings_to_calculate
|
|
for building in self._target_buildings:
|
|
continue
|
|
|
|
self._idf.newidfobject(
|
|
"OUTPUT:VARIABLE",
|
|
Variable_Name="Zone Ideal Loads Supply Air Total Heating Energy",
|
|
Reporting_Frequency="Hourly",
|
|
)
|
|
|
|
self._idf.newidfobject(
|
|
"OUTPUT:VARIABLE",
|
|
Variable_Name="Zone Ideal Loads Supply Air Total Cooling Energy",
|
|
Reporting_Frequency="Hourly",
|
|
)
|
|
self._idf.match()
|
|
try:
|
|
self._idf.intersect_match()
|
|
except IndexError:
|
|
# seems to be a bug from geomeppy when surfaces cannot be intersected
|
|
pass
|
|
|
|
# post-process to erase windows associated to adiabatic walls
|
|
windows_list = []
|
|
for window in self._idf.idfobjects[self._WINDOW]:
|
|
found = False
|
|
for surface in self._idf.idfobjects[self._SURFACE]:
|
|
if window.Building_Surface_Name == surface.Name:
|
|
found = True
|
|
if not found:
|
|
windows_list.append(window)
|
|
for window in windows_list:
|
|
self._idf.removeidfobject(window)
|
|
|
|
self._idf.saveas(str(self._output_file))
|
|
return self._idf
|
|
|
|
def run(self):
|
|
"""
|
|
Start the energy plus simulation
|
|
"""
|
|
self._idf.run(expandobjects=False, readvars=True, output_directory=self._output_path,
|
|
output_prefix=f'{self._city.name}_')
|
|
|
|
def _add_block(self, building):
|
|
_points = self._matrix_to_2d_list(building.foot_print.coordinates)
|
|
self._idf.add_block(name=building.name, coordinates=_points, height=building.max_height,
|
|
num_stories=int(building.storeys_above_ground))
|
|
|
|
for surface in self._idf.idfobjects[self._SURFACE]:
|
|
for thermal_zone in building.thermal_zones:
|
|
for boundary in thermal_zone.thermal_boundaries:
|
|
if surface.Type == self.idf_surfaces[boundary.surface.type]:
|
|
surface.Construction_Name = boundary.construction_name
|
|
break
|
|
for usage in thermal_zone.usages:
|
|
surface.Zone_Name = usage.id
|
|
break
|
|
break
|
|
self._idf.intersect_match()
|
|
|
|
def _add_shading(self, building):
|
|
for surface in building.surfaces:
|
|
shading = self._idf.newidfobject(self._SHADING, Name=f'{surface.name}')
|
|
coordinates = self._matrix_to_list(surface.solid_polygon.coordinates,
|
|
self._city.lower_corner)
|
|
shading.setcoords(coordinates)
|
|
solar_reflectance = surface.short_wave_reflectance
|
|
self._idf.newidfobject(self._SHADING_PROPERTY,
|
|
Shading_Surface_Name=f'{surface.name}',
|
|
Diffuse_Solar_Reflectance_of_Unglazed_Part_of_Shading_Surface=solar_reflectance,
|
|
Fraction_of_Shading_Surface_That_Is_Glazed=0)
|
|
|
|
# todo: Add properties for that name
|
|
|
|
def _add_surfaces(self, building, zone_name):
|
|
for internal_zone in building.internal_zones:
|
|
for thermal_zone in internal_zone.thermal_zones:
|
|
for boundary in thermal_zone.thermal_boundaries:
|
|
idf_surface_type = self.idf_surfaces[boundary.parent_surface.type]
|
|
outside_boundary_condition = 'Outdoors'
|
|
sun_exposure = 'SunExposed'
|
|
wind_exposure = 'WindExposed'
|
|
if boundary.parent_surface.type == cte.GROUND:
|
|
outside_boundary_condition = 'Ground'
|
|
sun_exposure = 'NoSun'
|
|
wind_exposure = 'NoWind'
|
|
if boundary.parent_surface.vegetation is not None:
|
|
construction_name = f'{boundary.construction_name}_{boundary.parent_surface.vegetation.name}'
|
|
else:
|
|
construction_name = boundary.construction_name
|
|
surface = self._idf.newidfobject(self._SURFACE, Name=f'{boundary.parent_surface.name}',
|
|
Surface_Type=idf_surface_type,
|
|
Zone_Name=zone_name,
|
|
Construction_Name=construction_name,
|
|
Outside_Boundary_Condition=outside_boundary_condition,
|
|
Sun_Exposure=sun_exposure,
|
|
Wind_Exposure=wind_exposure)
|
|
coordinates = self._matrix_to_list(boundary.parent_surface.solid_polygon.coordinates,
|
|
self._city.lower_corner)
|
|
|
|
surface.setcoords(coordinates)
|
|
|
|
if self._lod >= 3:
|
|
for internal_zone in building.internal_zones:
|
|
for thermal_zone in internal_zone.thermal_zones:
|
|
for boundary in thermal_zone.thermal_boundaries:
|
|
self._add_windows_by_vertices(boundary)
|
|
else:
|
|
# idf only allows setting wwr for external walls
|
|
wwr = 0
|
|
for surface in building.surfaces:
|
|
if surface.type == cte.WALL:
|
|
wwr = surface.associated_thermal_boundaries[0].window_ratio
|
|
self._idf.set_wwr(wwr, construction='window_construction_1')
|
|
|
|
def _add_windows_by_vertices(self, boundary):
|
|
raise NotImplementedError
|
|
|
|
def _compare_window_constructions(self, window_construction, opening):
|
|
glazing = window_construction['Outside_Layer']
|
|
for material in self._idf.idfobjects[self._WINDOW_MATERIAL_SIMPLE]:
|
|
if material['Name'] == glazing:
|
|
if material['UFactor'] == opening.overall_u_value and \
|
|
material['Solar_Heat_Gain_Coefficient'] == opening.g_value:
|
|
return True
|
|
return False
|
|
|
|
def _add_vegetation_material(self, vegetation):
|
|
for vegetation_material in self._idf.idfobjects[self._MATERIAL_ROOFVEGETATION]:
|
|
if vegetation_material.Name == vegetation.name:
|
|
return
|
|
soil = vegetation.soil
|
|
height = 0
|
|
leaf_area_index = 0
|
|
leaf_reflectivity = 0
|
|
leaf_emissivity = 0
|
|
minimal_stomatal_resistance = 0
|
|
for plant in vegetation.plants:
|
|
height += plant.percentage * plant.height
|
|
leaf_area_index += plant.percentage * plant.leaf_area_index
|
|
leaf_reflectivity += plant.percentage * plant.leaf_reflectivity
|
|
leaf_emissivity += plant.percentage * plant.leaf_emissivity
|
|
minimal_stomatal_resistance += plant.percentage * plant.minimal_stomatal_resistance
|
|
self._idf.newidfobject(self._MATERIAL_ROOFVEGETATION,
|
|
Name=vegetation.name,
|
|
Height_of_Plants=height,
|
|
Leaf_Area_Index=leaf_area_index,
|
|
Leaf_Reflectivity=leaf_reflectivity,
|
|
Leaf_Emissivity=leaf_emissivity,
|
|
Minimum_Stomatal_Resistance=minimal_stomatal_resistance,
|
|
Soil_Layer_Name=soil.name,
|
|
Roughness=soil.roughness,
|
|
Thickness=vegetation.soil_thickness,
|
|
Conductivity_of_Dry_Soil=soil.dry_conductivity,
|
|
Density_of_Dry_Soil=soil.dry_density,
|
|
Specific_Heat_of_Dry_Soil=soil.dry_specific_heat,
|
|
Thermal_Absorptance=soil.thermal_absorptance,
|
|
Solar_Absorptance=soil.solar_absorptance,
|
|
Visible_Absorptance=soil.visible_absorptance,
|
|
Saturation_Volumetric_Moisture_Content_of_the_Soil_Layer=
|
|
soil.saturation_volumetric_moisture_content,
|
|
Residual_Volumetric_Moisture_Content_of_the_Soil_Layer=
|
|
soil.residual_volumetric_moisture_content,
|
|
Initial_Volumetric_Moisture_Content_of_the_Soil_Layer=
|
|
soil.initial_volumetric_moisture_content,
|
|
Moisture_Diffusion_Calculation_Method=self._SIMPLE)
|