city_retrofit/helpers/idf_helper.py

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"""
TestOccupancyFactory test and validate the city model structure occupancy parameters
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2020 Project Author Soroush Samareh Abolhassani - soroush.samarehabolhassani@mail.concordia.ca
"""
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from geomeppy import IDF
import esoreader
from pathlib import Path
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class IdfHelper:
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def __init__(self, idf_file_path, idd_file_path, epw_file_path, eso_file_path):
self._idd_file_path = str(idd_file_path)
self._idf_file_path = str(idf_file_path)
self._epw_file_path = str(epw_file_path)
self._eso_file_path = str(eso_file_path)
IDF.setiddname(self._idd_file_path)
self._idf = IDF(self._idf_file_path)
self._idf.epw = epw_file_path
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self._eso_file_path = str((Path.cwd() / 'eplusout.eso').resolve())
def add_zone(self, building_name):
IDF.newidfobject('ZONE', Name=building_name, Ceiling_Height='autocalculate', Volume='autocalculate',
Floor_Area='autocalculate', Part_of_Total_Floor_Area='yes',)
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def add_surface(self, surface, building_name):
self._idf.newidfobject('BUILDINGSURFACE:DETAILED', Name=surface.name, Surface_Type=surface.type,
Zone_Name=building_name,)
# Why is this thing here?
# self.wall.setcoords(surface.points_list.toList())
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def run(self, window_ratio=0.35):
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self._idf.set_default_constructions()
self._idf.intersect_match()
self._idf.set_wwr(window_ratio)
self._idf.translate_to_origin()
self._idf.view_model()
self._idf.newidfobject("HVACTEMPLATE:THERMOSTAT", Name="Zone Stat", Constant_Heating_Setpoint=20,
Constant_Cooling_Setpoint=24,)
for zone in self._idf.idfobjects["ZONE"]:
self._idf.newidfobject("HVACTEMPLATE:ZONE:IDEALLOADSAIRSYSTEM", Zone_Name=zone.Name,
Template_Thermostat_Name='', Outdoor_Air_Method="DetailedSpecification",)
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# Run
self._idf.run()
dd, data = esoreader.read(self._eso_file_path)
list_values = [v for v in data.values()]
heating = [(float(x)) / 3600000.0 for x in list_values[0]]
cooling = [(float(x)) / 3600000.0 for x in list_values[1]]
return heating, cooling