ISO 52031:2020
Energy performance of buildings — Method for calculation of system energy requirements and system efficiencies — Space emission systems (heating and cooling)
This document establishes the required inputs, outputs and links (structure) of the calculation method for heating and cooling space emission systems.
This document is applicable to the energy performance calculation of heating systems and water-based cooling space emission sub-systems.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and subscripts
4.1 Symbols
4.2 Subscripts
5 Description of the method
5.1 Output of the method
5.2 General description of the method
6 Calculation method
6.1 Output data
6.2 Calculation time interval
6.3 Input data
6.3.1 Source of data
6.3.2 Product data (technical data)
6.3.3 Configuration and system design data
6.3.4 Operating or boundary conditions
6.4 Calculation procedure
6.4.1 Applicable calculation interval
6.4.2 Energy calculation (additional heating/cooling losses)
6.4.3 Auxiliary energy calculation
Annex A (normative) Template for choices, input data and references (additional heating and cooling losses/auxiliary energy)
Annex B (informative) Default choices, input data and references (additional heating and cooling losses/auxiliary energy)
Annex C (informative) Boundary conditions for the development of energy related input parameter
Bibliography
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Building performance evaluation of occupied and operational buildings (using data gathered from tests, measurements, observation and user experience). Specification
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and subscripts
4.1 Symbols
4.2 Subscripts
5 Description of the method
5.1 Output of the method
5.2 General description of the method
6 Calculation method
6.1 Output data
6.2 Calculation time interval
6.3 Input data
6.3.1 Source of data
6.3.2 Product data (technical data)
6.3.3 Configuration and system design data
6.3.4 Operating or boundary conditions
6.4 Calculation procedure
6.4.1 Applicable calculation interval
6.4.2 Energy calculation (additional heating/cooling losses)
6.4.3 Auxiliary energy calculation
Annex A (normative) Template for choices, input data and references (additional heating and cooling losses/auxiliary energy)
Annex B (informative) Default choices, input data and references (additional heating and cooling losses/auxiliary energy)
Annex C (informative) Boundary conditions for the development of energy related input parameter
Bibliography