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Corrected IDF helper, there are a bug related to the ep+ can not be executed directly from python in linux (more test are needed) a possible work around it's to call the console directly instead using "run function"

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This commit is contained in:
Guille 2020-11-04 08:54:10 -05:00
parent ec5b5f626c
commit 75ff0bd800
5 changed files with 42 additions and 84 deletions
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3
city_model_structure/attributes/polyhedron.py
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@ -114,3 +114,6 @@ class Polyhedron:
:return: None :return: None
""" """
self._polyhedron_mesh.export(full_path) self._polyhedron_mesh.export(full_path)
def show(self):
self._polyhedron_mesh.show()

5
city_model_structure/city_object.py
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@ -80,6 +80,11 @@ class CityObject:
full_path = (Path(path) / (self._name + '.stl')).resolve() full_path = (Path(path) / (self._name + '.stl')).resolve()
self._polyhedron.export(full_path) self._polyhedron.export(full_path)
def show(self):
if self._polyhedron is None:
self._polyhedron = Polyhedron(self.surfaces)
self._polyhedron.show()
@property @property
def max_height(self): def max_height(self):
""" """

52
helpers/idf_helper.py
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@ -27,23 +27,20 @@ class IdfHelper:
self._idf = IDF(self._idf_file_path, self._epw_file_path) self._idf = IDF(self._idf_file_path, self._epw_file_path)
self._idf.epw = self._epw_file_path self._idf.epw = self._epw_file_path
def add_heating_system(self, building, zone = None): def add_heating_system(self, building):
for usage_zone in building.usage_zones: for usage_zone in building.usage_zones:
thermostat_name = f'Thermostat {building.name}' thermostat_name = f'Thermostat {building.name}'
# todo: this will fail for more than one usage zone # todo: this will fail for more than one usage zone
static_thermostat = self._idf.newidfobject(self._THERMOSTAT, static_thermostat = self._idf.newidfobject(self._THERMOSTAT,
Name=thermostat_name, Name=thermostat_name,
Constant_Heating_Setpoint=usage_zone.heating_setpoint, Constant_Heating_Setpoint=usage_zone.heating_setpoint,
Constant_Cooling_Setpoint=usage_zone.cooling_setpoint Constant_Cooling_Setpoint=usage_zone.cooling_setpoint,
) )
if zone is None: for zone in self._idf.idfobjects['ZONE']:
for zone in self._idf.idfobjects['ZONE']: if zone.Name.find(building.name) != -1:
if zone.Name.find(building.name) != -1: self._idf.newidfobject(self._IDEAL_LOAD_AIR_SYSTEM,
break Zone_Name=zone.Name,
self._idf.newidfobject(self._IDEAL_LOAD_AIR_SYSTEM, Template_Thermostat_Name=static_thermostat.Name,)
Zone_Name=zone.Name,
Template_Thermostat_Name=static_thermostat.Name
)
@staticmethod @staticmethod
def _matrix_to_list(points): def _matrix_to_list(points):
@ -63,8 +60,11 @@ class IdfHelper:
def add_block(self, building): def add_block(self, building):
_points = IdfHelper._matrix_to_2d_list(building.foot_print.points) _points = IdfHelper._matrix_to_2d_list(building.foot_print.points)
self._idf.add_block(name=building.name, coordinates=_points, height=building.max_height) self._idf.add_block(name=building.name, coordinates=_points, height=building.max_height,
# self.add_heating_system(building) num_stories=int(building.storeys_above_ground))
# self._idf.intersect_match()
# self._idf.set_default_constructions()
self.add_heating_system(building)
def add_surfaces(self, building): def add_surfaces(self, building):
self.add_block(building) self.add_block(building)
@ -74,28 +74,28 @@ class IdfHelper:
idf_surface = self.idf_surfaces[surface.type] idf_surface = self.idf_surfaces[surface.type]
wall = self._idf.newidfobject(self._SURFACE, Name=surface.name, Surface_Type=idf_surface, Zone_Name=zone.Name) wall = self._idf.newidfobject(self._SURFACE, Name=surface.name, Surface_Type=idf_surface, Zone_Name=zone.Name)
coordinates = IdfHelper._matrix_to_list(surface.points) coordinates = IdfHelper._matrix_to_list(surface.points)
if len(coordinates) > 2: if surface.area <= 0:
wall.setcoords(coordinates) print(surface.area)
# self.add_heating_system(building, zone) wall.setcoords(coordinates)
def run(self, window_ratio=0.35, display_render=False, output_prefix=None, output_directory='tests'): def run(self, window_ratio=0.35, display_render=False, output_prefix=None, output_directory='tests', keep_file=None):
self._idf.intersect_match() self._idf.intersect_match()
self._idf.set_default_constructions() self._idf.set_default_constructions()
self._idf.set_wwr(window_ratio, construction="Project External Window") self._idf.set_wwr(window_ratio, construction="Project External Window")
self._idf.translate_to_origin() self._idf.translate_to_origin()
if display_render: if display_render:
self._idf.view_model() self._idf.view_model()
else:
# self._idf.to_obj('ep_outputs/city.obj') # self._idf.to_obj('ep_outputs/city.obj')
print("match")
# Run # Run
self._idf.newidfobject("OUTPUT:METER", Key_Name="Heating:DistrictHeating", Reporting_Frequency="hourly") #self._idf.newidfobject("OUTPUT:METER", Key_Name="Heating:DistrictHeating", Reporting_Frequency="hourly")
self._idf.newidfobject("OUTPUT:METER", Key_Name="Cooling:DistrictCooling", Reporting_Frequency="hourly") #self._idf.newidfobject("OUTPUT:METER", Key_Name="Cooling:DistrictCooling", Reporting_Frequency="hourly")
try: if keep_file is not None:
self._idf.run(output_prefix=output_prefix, output_directory=output_directory) idf_path = (keep_file / 'in.idf').resolve()
except: print(str(idf_path))
print("exception launched") self._idf.saveas(str(idf_path))
print("completed!") self._idf.run(output_prefix=output_prefix, output_directory=output_directory, expandobjects=True)
return return
@staticmethod @staticmethod

4
requirements.txt
View File

@ -52,4 +52,6 @@ kiwisolver~=1.2.0
zipp~=3.1.0 zipp~=3.1.0
requests~=2.24.0 requests~=2.24.0
esoreader~=1.2.3 esoreader~=1.2.3
geomeppy~=0.11.8 geomeppy~=0.11.8
pyglet~=1.5.8
networkx~=2.5

62
tests/test_idf.py
View File

@ -9,7 +9,6 @@ from factories.geometry_factory import GeometryFactory
from factories.physics_factory import PhysicsFactory from factories.physics_factory import PhysicsFactory
from factories.usage_factory import UsageFactory from factories.usage_factory import UsageFactory
from helpers.idf_helper import IdfHelper from helpers.idf_helper import IdfHelper
from geomeppy import IDF
class TestIdf(TestCase): class TestIdf(TestCase):
@ -24,10 +23,11 @@ class TestIdf(TestCase):
""" """
self._city_gml = None self._city_gml = None
self._example_path = (Path(__file__).parent.parent / 'tests_data').resolve() self._example_path = (Path(__file__).parent.parent / 'tests_data').resolve()
self._output_path = (Path(__file__).parent / 'ep_outputs').resolve()
def _get_city(self): def _get_city(self):
if self._city_gml is None: if self._city_gml is None:
file_path = (self._example_path / 'attributes.gml').resolve() file_path = (self._example_path / 'buildings.gml').resolve()
self._city_gml = GeometryFactory('citygml', file_path).city self._city_gml = GeometryFactory('citygml', file_path).city
PhysicsFactory('us_new_york', self._city_gml, base_path=self._example_path) PhysicsFactory('us_new_york', self._city_gml, base_path=self._example_path)
UsageFactory('us_new_york', self._city_gml) UsageFactory('us_new_york', self._city_gml)
@ -41,7 +41,8 @@ class TestIdf(TestCase):
city = self._get_city() city = self._get_city()
for building in city.buildings: for building in city.buildings:
_idf.add_block(building) _idf.add_block(building)
_idf.run(output_prefix='test_idf_blocks', output_directory="ep_outputs") break
_idf.run(output_prefix='test_idf_blocks', output_directory="ep_outputs", keep_file=self._output_path)
_idf.read_eso(str(self._example_path)) _idf.read_eso(str(self._example_path))
self.assertEqual(1, 2, "arent equal") self.assertEqual(1, 2, "arent equal")
# todo: clean up the files # todo: clean up the files
@ -55,59 +56,6 @@ class TestIdf(TestCase):
city = self._get_city() city = self._get_city()
for building in city.buildings: for building in city.buildings:
_idf.add_surfaces(building) _idf.add_surfaces(building)
print("prepare to run") _idf.run(output_prefix='test_idf_surfaces', output_directory="ep_outputs", keep_file=self._output_path)
_idf.run(output_prefix='test_idf_surfaces', output_directory="ep_outputs")
print("done...")
self.assertEqual(1, 2, "arent equal") self.assertEqual(1, 2, "arent equal")
# todo: clean up the files # todo: clean up the files
def test_tutorial_2(self):
idd_file_path = (self._example_path / 'energy+.idd').resolve()
idf_file_path = (self._example_path / 'minimal.idf').resolve()
epw_file_path = (self._example_path / 'montreal.epw').resolve()
IDF.setiddname(idd_file_path, testing=True)
idf = IDF(idf_file_path)
idf.epw = epw_file_path
idf.add_block(
name="Two storey",
coordinates=[(10, 0), (10, 5), (0, 5), (0, 0)],
height=6,
num_stories=2,
)
idf.add_block(
name="One storey", coordinates=[(10, 5), (10, 10), (0, 10), (0, 5)], height=3
)
idf.intersect_match()
idf.set_default_constructions()
# add a heating system
stat = idf.newidfobject(
"HVACTEMPLATE:THERMOSTAT",
Name="Zone Stat",
Constant_Heating_Setpoint=20,
Constant_Cooling_Setpoint=25,
)
for zone in idf.idfobjects["ZONE"]:
idf.newidfobject(
"HVACTEMPLATE:ZONE:IDEALLOADSAIRSYSTEM",
Zone_Name=zone.Name,
Template_Thermostat_Name=stat.Name,
)
# add some output variables
idf.newidfobject(
"OUTPUT:VARIABLE",
Variable_Name="Zone Ideal Loads Supply Air Total Heating Energy",
Reporting_Frequency="Hourly",
)
idf.newidfobject(
"OUTPUT:VARIABLE",
Variable_Name="Zone Ideal Loads Supply Air Total Cooling Energy",
Reporting_Frequency="Hourly",
)
idf.set_wwr(0.4, construction="Project External Window")
idf.run(
output_prefix=f"tutorial_2",
output_directory="ep_outputs",
expandobjects=True,
verbose="q",
)