Published December 9, 2025 | Version v2
Software Open

pyBuildingEnergy

Contributors

Project leader:

  • 1. Accademia Europea

Description

Python package to simulate the building performance of a building using the ISO 52000. Check Documentation: pyBuildingEnergy Docs

pyBuildingEnergy aims to provide an assessment of building performance both in terms of energy and comfort. In this initial release, it is possible to assess the energy performance of the building using ISO 52016-1:2018. Additional modules will be added for a more comprehensive evaluation of performance, assessing ventilation, renewable energies, systems, etc.

The actual calculation methods for the assessment of building performance are the following:

  •  the (sensible) energy need for heating and cooling, based on hourly or monthly calculations;
  •  the latent energy need for (de-)humidification, based on hourly or monthly calculations;
  •  the internal temperature, based on hourly calculations;
  •  the sensible heating and cooling load, based on hourly calculations;
  •  the moisture and latent heat load for (de-)humidification, based on hourly calculations;
  •  the design sensible heating or cooling load and design latent heat load using an hourly calculation interval;
  •  the conditions of the supply air to provide the necessary humidification and dehumidification.

The calculation methods can be used for residential or non-residential buildings, or a part of it, referred to as "the building" or the "assessed object".

ISO 52016-1:2018 also contains specifications for the assessment of thermal zones in the building or in the part of a building. The calculations are performed per thermal zone. In the calculations, the thermal zones can be assumed to be thermally coupled or not. ISO 52016-1:2018 is applicable to buildings at the design stage, to new buildings after construction and to existing buildings in the use phase.

Files

pyBuildingEnergy 2.0.2.zip

Files (3.5 MB)

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Additional details

Related works

Funding

European Commission
MODERATE - Marketable Open Data Solutions for Optimized Building-Related Energy Services 101069834
European Commission
INFINITE - INDUSTRIALISED DURABLE BUILDING ENVELOPE RETROFITTING BY ALL-IN-ONE INTERCONNECTED TECHNOLOGY SOLUTIONS 958397