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How EPC Software Handles Intermittent Mechanical Ventilation Failures?

Mechanical ventilation systems are critical for maintaining indoor air quality and regulating building energy use. However, intermittent failures—due to equipment faults, maintenance issues, or control system errors—can significantly affect a building’s energy performance. Accurately modelling these variations is essential for Energy Performance Certificate (EPC) assessments. 1.

Modelling EPC Ratings for Buildings with Partial Underground Structures

Partial underground structures—such as basements, semi-subterranean floors, or partially buried extensions—offer thermal stability and space optimization. However, their unique thermal characteristics present specific challenges for Energy Performance Certificate (EPC) assessments. 1. Understanding Partial Underground Structures Definition: Portions of a building that are below ground level or

EPC Implications of High Reflectivity Roofing Materials on Solar Heat Gain Modelling

High reflectivity roofing materials, often referred to as cool roofs, are designed to reflect more sunlight and absorb less heat than traditional roofing. While they improve building energy efficiency, they also introduce specific challenges for Energy Performance Certificate (EPC) assessments, particularly in modelling solar heat gain.

How EPC Ratings Account for Variable Heat Distribution in Modular Hybrid Construction?

Modular hybrid construction combines prefabricated modules with on-site building components, offering speed, flexibility, and cost savings. However, variable heat distribution between modules and integrated systems can create challenges when calculating Energy Performance Certificate (EPC) ratings. 1. Understanding Modular Hybrid Construction Definition: A construction method combining factory-built

EPC Scoring for Buildings with Integrated Renewable Microgrids

Buildings that incorporate renewable microgrids—such as solar PV arrays, wind turbines, or small-scale energy storage systems—can generate a portion of their own electricity on-site. While these systems enhance sustainability and reduce operational costs, they also introduce complexities for Energy Performance Certificate (EPC) scoring. 1. Understanding Integrated

The Role of Microclimate Variation Around Building Envelope in EPC Calculations

Microclimate conditions surrounding a building—such as shading, wind patterns, urban heat islands, and local humidity—can significantly impact energy performance. These variations pose challenges when calculating Energy Performance Certificate (EPC) ratings, as standard EPC methodologies often assume uniform external conditions. 1. Understanding Microclimate Variation Definition: Localized environmental

EPC Challenges in Predicting Energy Use for Multi-Story Atrium Buildings

Multi-story atrium buildings are architecturally impressive, but their unique design presents significant challenges for Energy Performance Certificate (EPC) assessments. Large open volumes, extensive glazing, and complex airflow patterns can make accurately predicting energy consumption difficult. 1. Understanding Multi-Story Atrium Buildings Definition: Buildings featuring one or more

EPC Considerations for Buildings with Partial Subterranean Cooling Loops

Partial subterranean cooling loops are an energy-efficient solution where part of the HVAC system exchanges heat with the ground. These systems leverage the stable underground temperature to pre-cool or pre-heat air, reducing building energy demand. However, they introduce specific challenges for Energy Performance Certificate (EPC) assessments.

How EPC Software Handles Buildings with Dynamic Thermal Mass Walls?

Dynamic thermal mass walls, constructed from materials like phase-change plaster or concrete with high heat capacity, can absorb and release heat throughout the day. This moderates indoor temperatures and reduces HVAC loads. However, these dynamic properties introduce challenges for Energy Performance Certificate (EPC) assessments. 1. Understanding

EPC Performance Variability in Properties with Multi-Zone Radiant Floor Systems

Multi-zone radiant floor heating systems provide precise temperature control for different areas within a building. While they improve occupant comfort and energy efficiency, their complexity can introduce variability in Energy Performance Certificate (EPC) ratings if not accurately modelled. 1. Understanding Multi-Zone Radiant Floor Systems Definition: Heating