system_assignation/helpers/idf_helper.py

"""
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
"""
from geomeppy import IDF
import esoreader
from pathlib import Path


class IdfHelper:
    
    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
        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',)
            
    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())

    def run(self, window_ratio=0.35):
        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",)
        # 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