Retrofit_window and infiltration
This commit is contained in:
Mohamed_Osman
parent
eba82b9cac
commit
f9d27627e9
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@ -1,36 +1,90 @@
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# from hub.city_model_structure.building import Building
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# from hub.city_model_structure.city import City
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# import hub.helpers.constants as cte
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# import copy
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# class RetrofitFactory:
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# def __init__(self, retrofit_type, city):
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# self._retrofit_type = retrofit_type
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# self._city = city
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# def apply_retrofit(self, wall_u_value=None, roof_u_value=None, ground_u_value=None):
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# for building in self._city.buildings:
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# self._apply_retrofit_to_building(building, wall_u_value, roof_u_value, ground_u_value)
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# def _apply_retrofit_to_building(self, building: Building, wall_u_value, roof_u_value, ground_u_value):
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# for thermal_zone in building.thermal_zones_from_internal_zones:
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# for thermal_boundary in thermal_zone.thermal_boundaries:
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# if wall_u_value is not None and thermal_boundary.type == cte.WALL and thermal_boundary.u_value > wall_u_value:
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# self._change_thermal_resistance(thermal_boundary, wall_u_value)
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# thermal_boundary.u_value = wall_u_value
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# elif roof_u_value is not None and thermal_boundary.type == cte.ROOF:
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# self._change_thermal_resistance(thermal_boundary, roof_u_value)
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# thermal_boundary.u_value = roof_u_value
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# elif ground_u_value is not None and thermal_boundary.type == cte.GROUND:
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# self._change_thermal_resistance(thermal_boundary, ground_u_value)
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# thermal_boundary.u_value = ground_u_value
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# print("thermal_boundary.u_value",thermal_boundary.u_value, thermal_boundary.type)
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# def _change_thermal_resistance(self, thermal_boundary, new_u_value):
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# old_u_value = thermal_boundary.u_value
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# new_u_value = new_u_value
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# if new_u_value < old_u_value:
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# delta_r = (1 / new_u_value) - (1 / old_u_value)
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# for layer in thermal_boundary.layers:
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# if "virtual_no_mass" in layer.material_name.lower():
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# new_thermal_resistance = layer.thermal_resistance + delta_r
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# layer.thermal_resistance = new_thermal_resistance
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# else:
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# print("New U-value:", new_u_value, "is not less than old U-value:", old_u_value, "for thermal boundary type:", thermal_boundary.type)
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# def enrich(self, wall_u_value=None, roof_u_value=None, ground_u_value=None):
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# # This method can be expanded to include different retrofit strategies
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# if self._retrofit_type == 'basic':
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# self.apply_retrofit(wall_u_value=0.247, roof_u_value=0.138, ground_u_value=0.156)
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# elif self._retrofit_type == 'advanced':
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# self.apply_retrofit(wall_u_value=0.11, roof_u_value=0.08, ground_u_value=0.1)
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# #add option for custom wall only, roof only, ground only, the user choose the values
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# elif self._retrofit_type == 'custom':
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# # Use user-defined custom values (if provided)
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# self.apply_retrofit(wall_u_value=wall_u_value, roof_u_value=roof_u_value, ground_u_value=ground_u_value)
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# else:
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# print("Invalid retrofit type:", self._retrofit_type)
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from hub.city_model_structure.building import Building
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from hub.city_model_structure.city import City
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import hub.helpers.constants as cte
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import copy
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class RetrofitFactory:
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def __init__(self, retrofit_type, city):
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self._retrofit_type = retrofit_type
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def __init__(self, retrofit_types, city):
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"""
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:param retrofit_types: List of retrofit types to apply. Options are 'construction', 'windows', 'infiltration'.
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:param city: The City object containing the buildings to retrofit.
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"""
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self._retrofit_types = retrofit_types
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self._city = city
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def apply_retrofit(self, wall_u_value=None, roof_u_value=None, ground_u_value=None):
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def apply_construction_retrofit(self, wall_u_value=None, roof_u_value=None, ground_u_value=None):
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for building in self._city.buildings:
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self._apply_retrofit_to_building(building, wall_u_value, roof_u_value, ground_u_value)
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self._apply_construction_retrofit_to_building(building, wall_u_value, roof_u_value, ground_u_value)
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def _apply_retrofit_to_building(self, building: Building, wall_u_value, roof_u_value, ground_u_value):
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def _apply_construction_retrofit_to_building(self, building: Building, wall_u_value, roof_u_value, ground_u_value):
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for thermal_zone in building.thermal_zones_from_internal_zones:
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for thermal_boundary in thermal_zone.thermal_boundaries:
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if wall_u_value is not None and thermal_boundary.type == cte.WALL and thermal_boundary.u_value > wall_u_value:
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self._change_thermal_resistance(thermal_boundary, wall_u_value)
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print("u_value",thermal_boundary.u_value)
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thermal_boundary.u_value = wall_u_value
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elif roof_u_value is not None and thermal_boundary.type == cte.ROOF:
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elif roof_u_value is not None and thermal_boundary.type == cte.ROOF and thermal_boundary.u_value > roof_u_value:
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self._change_thermal_resistance(thermal_boundary, roof_u_value)
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thermal_boundary.u_value = roof_u_value
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elif ground_u_value is not None and thermal_boundary.type == cte.GROUND:
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self._change_thermal_resistance(thermal_boundary, ground_u_value)
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elif ground_u_value is not None and thermal_boundary.type == cte.GROUND and thermal_boundary.u_value > ground_u_value:
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self._change_thermal_resistance(thermal_boundary, ground_u_value)
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thermal_boundary.u_value = ground_u_value
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print("thermal_boundary.u_value",thermal_boundary.u_value, thermal_boundary.type)
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print("thermal_boundary.u_value", thermal_boundary.u_value, thermal_boundary.type)
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def _change_thermal_resistance(self, thermal_boundary, new_u_value):
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def _change_thermal_resistance(self, thermal_boundary, new_u_value):
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old_u_value = thermal_boundary.u_value
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new_u_value = new_u_value
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if new_u_value < old_u_value:
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delta_r = (1 / new_u_value) - (1 / old_u_value)
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for layer in thermal_boundary.layers:
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@ -40,9 +94,54 @@ class RetrofitFactory:
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else:
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print("New U-value:", new_u_value, "is not less than old U-value:", old_u_value, "for thermal boundary type:", thermal_boundary.type)
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def enrich(self):
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# This method can be expanded to include different retrofit strategies
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if self._retrofit_type == 'basic':
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self.apply_retrofit(wall_u_value=0.247, roof_u_value=0.138, ground_u_value=0.156)
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elif self._retrofit_type == 'advanced':
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self.apply_retrofit(wall_u_value=0.11, roof_u_value=0.08, ground_u_value=0.1)
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def reduce_infiltration_rate_by_percentage(self, percentage):
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"""
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Reduce the infiltration_rate_system_off of each thermal zone by the given percentage.
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:param percentage: Percentage by which to reduce the infiltration rate (e.g., 20 for 20%)
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"""
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for building in self._city.buildings:
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for thermal_zone in building.thermal_zones_from_internal_zones:
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old_rate = thermal_zone.infiltration_rate_system_off
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new_rate = old_rate * (1 - percentage / 100)
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thermal_zone.infiltration_rate_system_off = new_rate
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print(f"Reduced infiltration rate from {old_rate} to {new_rate} in thermal zone {thermal_zone}")
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def apply_window_retrofit(self, overall_u_value=None, g_value=None):
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"""
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Apply window retrofit by changing window overall U-value and g-value.
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:param overall_u_value: New overall U-value for the windows (if not None).
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:param g_value: New g-value (solar heat gain coefficient) for the windows (if not None).
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"""
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for building in self._city.buildings:
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for thermal_zone in building.thermal_zones_from_internal_zones:
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for thermal_boundary in thermal_zone.thermal_boundaries:
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# Only apply to walls (and roofs if skylights are considered)
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if thermal_boundary.type in [cte.WALL]: # Add cte.ROOF if skylights are present
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if hasattr(thermal_boundary, 'thermal_openings') and thermal_boundary.thermal_openings:
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for opening in thermal_boundary.thermal_openings:
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if overall_u_value is not None and overall_u_value != 0:
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old_u_value = opening.overall_u_value
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opening.overall_u_value = overall_u_value
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print(f"Changed window overall_u_value from {old_u_value} to {opening.overall_u_value} in opening {opening}")
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if g_value is not None and g_value != 0:
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old_g_value = opening.g_value
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opening.g_value = g_value
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print(f"Changed window g_value from {old_g_value} to {opening.g_value} in opening {opening}")
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else:
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print(f"No thermal openings in thermal boundary {thermal_boundary} of type {thermal_boundary.type}")
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else:
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# Skip thermal boundaries that are not walls or roofs
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continue
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def enrich(self, wall_u_value=None, roof_u_value=None, ground_u_value=None,
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infiltration_rate_percentage_reduction=None,
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window_overall_u_value=None, window_g_value=None):
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"""
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Apply selected retrofits to the city.
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"""
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if 'construction' in self._retrofit_types:
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self.apply_construction_retrofit(wall_u_value, roof_u_value, ground_u_value)
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if 'infiltration' in self._retrofit_types and infiltration_rate_percentage_reduction is not None:
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self.reduce_infiltration_rate_by_percentage(infiltration_rate_percentage_reduction)
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if 'windows' in self._retrofit_types:
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self.apply_window_retrofit(overall_u_value=window_overall_u_value, g_value=window_g_value)
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from hub.city_model_structure.building import Building
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from hub.city_model_structure.city import City
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from hub.city_model_structure.building_demand.thermal_archetype import ThermalArchetype
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from hub.city_model_structure.building_demand.construction import Construction
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from hub.catalog_factories.construction_catalog_factory import ConstructionCatalogFactory
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import hub.helpers.constants as cte
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class RetrofitFactoryVirtual:
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def __init__(self, retrofit_type, city):
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self._retrofit_type = retrofit_type
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class RetrofitFactory:
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def __init__(self, retrofit_data, city):
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"""
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:param retrofit_data: Dictionary mapping building IDs to their retrofit data.
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:param city: The City object containing the buildings to retrofit.
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"""
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self._retrofit_data = retrofit_data
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self._city = city
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self._cerc_catalog = ConstructionCatalogFactory('cerc').catalog
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def apply_retrofit(self, **u_values):
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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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self._apply_retrofit_to_thermal_archetype(internal_zone.thermal_archetype, u_values)
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def _apply_retrofit_to_thermal_archetype(self, thermal_archetype: ThermalArchetype, u_values):
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for construction in thermal_archetype.constructions:
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if construction.type in u_values and any(surface in construction.type.lower() for surface in ['wall', 'roof', 'ground']):
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self._update_construction_u_value(construction, u_values[construction.type])
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def _update_construction_u_value(self, construction: Construction, new_u_value):
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virtual_no_mass_layer = next((layer for layer in construction.layers if "virtual_no_mass" in layer.material_name.lower()), None)
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if virtual_no_mass_layer:
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old_r_value = 1 / construction.u_value
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new_r_value = 1 / new_u_value
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delta_r = new_r_value - old_r_value
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virtual_no_mass_layer.thermal_resistance += delta_r
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print(f"Updated {construction.type} - New thermal resistance: {virtual_no_mass_layer.thermal_resistance}")
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construction.u_value = new_u_value
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def modify_thermal_resistance(self, new_thermal_resistance):
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import sys
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for building in self._city.buildings:
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for zone in building.thermal_zones_from_internal_zones:
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for boundary in zone.thermal_boundaries:
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if any(surface in boundary.type.lower() for surface in ['wall', 'roof', 'ground']):
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layers = getattr(boundary, 'get_layers', lambda: [])()
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sys.stderr.write(f"Checking boundary type: {boundary.type}, found {len(layers)} layers\n")
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for layer in layers:
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if layer and hasattr(layer, 'material_name'):
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sys.stderr.write(f"Checking layer: {layer.material_name}\n")
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if "virtual_no_mass" in layer.material_name.lower():
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layer.thermal_resistance = new_thermal_resistance
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sys.stderr.write(f"Set thermal resistance to {new_thermal_resistance} for {layer.material_name} in {boundary.type}\n")
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sys.stderr.flush()
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def enrich(self):
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if self._retrofit_type == 'basic':
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self.apply_retrofit(
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OutdoorsWall=0.85,
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GroundWall=0.85,
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OutdoorsRoofCeiling=0.95,
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GroundRoofCeiling=0.95,
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OutdoorsFloor=0.95,
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GroundFloor=0.95
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)
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# After applying the retrofit, set a specific thermal resistance
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self.modify_thermal_resistance(2.0)
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# Add more retrofit types as needed
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for building in self._city.buildings:
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building_id = str(building.name) # Convert ID to string to match JSON keys
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if building_id in self._retrofit_data:
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print(f"Applying retrofits to building ID {building_id}")
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building_retrofit_data = self._retrofit_data[building_id]
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retrofit_types = building_retrofit_data.get('retrofit_types', [])
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self._apply_retrofits_to_building(building, retrofit_types, building_retrofit_data)
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else:
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print(f"No retrofit data for building ID {building_id}")
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def _apply_retrofits_to_building(self, building, retrofit_types, retrofit_params):
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if 'construction' in retrofit_types:
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self._apply_construction_retrofit_to_building(building, retrofit_params)
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if 'infiltration' in retrofit_types:
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self._reduce_infiltration_rate_by_percentage(building, retrofit_params)
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if 'windows' in retrofit_types:
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self._apply_window_retrofit_to_building(building, retrofit_params)
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def _apply_construction_retrofit_to_building(self, building: Building, retrofit_params):
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wall_u_value = retrofit_params.get('wall_u_value')
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roof_u_value = retrofit_params.get('roof_u_value')
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ground_u_value = retrofit_params.get('ground_u_value')
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for thermal_zone in building.thermal_zones_from_internal_zones:
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for thermal_boundary in thermal_zone.thermal_boundaries:
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if wall_u_value is not None and thermal_boundary.type == cte.WALL and thermal_boundary.u_value > wall_u_value:
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self._change_thermal_resistance(thermal_boundary, wall_u_value)
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thermal_boundary.u_value = wall_u_value
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print(f"Updated wall U-value to {wall_u_value} in building {building.name}")
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elif roof_u_value is not None and thermal_boundary.type == cte.ROOF and thermal_boundary.u_value > roof_u_value:
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self._change_thermal_resistance(thermal_boundary, roof_u_value)
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thermal_boundary.u_value = roof_u_value
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print(f"Updated roof U-value to {roof_u_value} in building {building.name}")
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elif ground_u_value is not None and thermal_boundary.type == cte.GROUND and thermal_boundary.u_value > ground_u_value:
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self._change_thermal_resistance(thermal_boundary, ground_u_value)
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thermal_boundary.u_value = ground_u_value
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print(f"Updated ground U-value to {ground_u_value} in building {building.name}")
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def _change_thermal_resistance(self, thermal_boundary, new_u_value):
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old_u_value = thermal_boundary.u_value
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if new_u_value < old_u_value:
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delta_r = (1 / new_u_value) - (1 / old_u_value)
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for layer in thermal_boundary.layers:
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if "virtual_no_mass" in layer.material_name.lower():
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new_thermal_resistance = layer.thermal_resistance + delta_r
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layer.thermal_resistance = new_thermal_resistance
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print(f"Increased thermal resistance by {delta_r} in layer {layer.material_name}")
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else:
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print(f"New U-value {new_u_value} is not less than old U-value {old_u_value} for thermal boundary type {thermal_boundary.type}")
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def _reduce_infiltration_rate_by_percentage(self, building: Building, retrofit_params):
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percentage = retrofit_params.get('infiltration_reduction')
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if percentage is None:
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return
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for thermal_zone in building.thermal_zones_from_internal_zones:
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#change infiltration rate in thermal_zone.parent_internal_zone.thermal_archetype.
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thermal_archetype = thermal_zone.parent_internal_zone.thermal_archetype
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old_rate = thermal_archetype.infiltration_rate_for_ventilation_system_off
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new_rate = old_rate * (1 - percentage / 100)
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thermal_archetype.infiltration_rate_for_ventilation_system_off = new_rate
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print(f"Reduced infiltration rate from {old_rate} to {new_rate} in building {building.name}")
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def _apply_window_retrofit_to_building(self, building: Building, retrofit_params):
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overall_u_value = retrofit_params.get('window_u_value')
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g_value = retrofit_params.get('window_g_value')
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for thermal_zone in building.thermal_zones_from_internal_zones:
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for thermal_boundary in thermal_zone.thermal_boundaries:
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if thermal_boundary.type == cte.WALL:
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#change window u_value and g_value in _construction_archetype
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construction_archetype = thermal_boundary._construction_archetype
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construction_archetype.window_overall_u_value = overall_u_value
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construction_archetype.window_g_value = g_value
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if hasattr(thermal_boundary, 'thermal_openings') and thermal_boundary.thermal_openings:
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for opening in thermal_boundary.thermal_openings:
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if overall_u_value is not None and overall_u_value != 0:
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old_u_value = opening.overall_u_value
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opening.overall_u_value = overall_u_value
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print(f"Changed window U-value from {old_u_value} to {opening.overall_u_value} in building {building.name}")
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if g_value is not None and g_value != 0:
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old_g_value = opening.g_value
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opening.g_value = g_value
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print(f"Changed window g-value from {old_g_value} to {opening.g_value} in building {building.name}")
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else:
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print(f"No thermal openings in thermal boundary {thermal_boundary} of type {thermal_boundary.type} in building {building.name}")
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else:
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# Skip thermal boundaries that are not walls
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continue
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20
input_files/retrofit_scenarios.json
Normal file
20
input_files/retrofit_scenarios.json
Normal file
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@ -0,0 +1,20 @@
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{
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"175785": {
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"retrofit_types": ["construction", "windows", "infiltration"],
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"wall_u_value": 0.2,
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"roof_u_value": 0.15,
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"ground_u_value": 0.18,
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"infiltration_reduction": 30,
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"window_u_value": 1.1,
|
||||
"window_g_value": 0.6
|
||||
},
|
||||
"175786": {
|
||||
"retrofit_types": ["windows"],
|
||||
"window_u_value": 1.3,
|
||||
"window_g_value": 0.5
|
||||
},
|
||||
"175787": {
|
||||
"retrofit_types": ["infiltration"],
|
||||
"infiltration_reduction": 25
|
||||
}
|
||||
}
|
||||
15
main.py
15
main.py
|
|
@ -6,13 +6,17 @@ from hub.helpers.dictionaries import Dictionaries
|
|||
from hub.imports.construction_factory import ConstructionFactory
|
||||
from hub.imports.usage_factory import UsageFactory
|
||||
from hub.imports.weather_factory import WeatherFactory
|
||||
from hub.imports.retrofit_factory import RetrofitFactory
|
||||
|
||||
from hub.imports.retrofit_factory_virtual import RetrofitFactory
|
||||
import json
|
||||
# Specify the GeoJSON file path
|
||||
input_files_path = (Path(__file__).parent / 'input_files')
|
||||
input_files_path.mkdir(parents=True, exist_ok=True)
|
||||
geojson_file = process_geojson(x=-73.5681295982132, y=45.49218262677643, diff=0.0001)
|
||||
geojson_file_path = input_files_path / 'input_one_buildings.geojson'
|
||||
|
||||
retrofit_json_file_path = input_files_path / 'retrofit_scenarios.json'
|
||||
with open(retrofit_json_file_path, 'r') as f:
|
||||
retrofit_data = json.load(f)
|
||||
output_path = (Path(__file__).parent / 'out_files').resolve()
|
||||
output_path.mkdir(parents=True, exist_ok=True)
|
||||
# Create city object from GeoJSON file
|
||||
|
|
@ -23,9 +27,10 @@ city = GeometryFactory('geojson',
|
|||
function_field='function',
|
||||
function_to_hub=Dictionaries().montreal_function_to_hub_function).city
|
||||
# Enrich city data
|
||||
ConstructionFactory('nrcan', city).enrich()
|
||||
UsageFactory('nrcan', city).enrich()
|
||||
RetrofitFactory('basic', city).enrich()
|
||||
ConstructionFactory('cerc', city).enrich()
|
||||
UsageFactory('cerc', city).enrich()
|
||||
# Apply retrofits based on JSON data using building IDs
|
||||
RetrofitFactory(retrofit_data, city).enrich()
|
||||
|
||||
WeatherFactory('epw', city).enrich()
|
||||
energy_plus_workflow(city)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user