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):
    self._idf.newidfobject(key='ZONE', Name=building_name, Ceiling_Height='autocalculate', Volume='autocalculate',
                     Floor_Area='autocalculate', Part_of_Total_Floor_Area='yes', )

  @staticmethod
  def _matrix_to_list(points):
    points_list = []
    for point in points:
      point_tuple = (point[0], point[1], point[2])
      points_list.append(point_tuple)
    return points_list

  def add_surface(self, surface, building_name):
    wall = self._idf.newidfobject('BUILDINGSURFACE:DETAILED', Name=surface.name, Surface_Type=surface.type,
                                    Zone_Name=building_name, )
    self._matrix_to_list(surface.points)
    wall.setcoords(IdfHelper._matrix_to_list(surface.points))

  def run(self, window_ratio=0.35, display_render=False):
    self._idf.set_default_constructions()
    self._idf.intersect_match()
    self._idf.set_wwr(window_ratio)
    self._idf.translate_to_origin()
    if display_render:
      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]]
    print("text")
    return heating, cooling