ISO/TR 52000-2:2017

TECHNICAL ISO/TR
REPORT 52000-2
First edition
2017-06
Energy performance of buildings —
Overarching EPB assessment —
Part 2:
Explanation and justification
of ISO 52000-1
Performance énergétique des bâtiments — Évaluation globale
de la PEB —
Partie 2: Explication et justification de l’ISO 52000-1
Reference number
©
ISO 2017
© ISO 2017, Published in Switzerland
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Contents Page
Foreword .vi
Introduction .vii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
3.1 Buildings . 2
3.2 Indoor and outdoor conditions. 3
3.3 Technical building systems . 3
3.4 Energy . 4
3.5 Energy performance . 4
3.6 Energy calculation . 4
3.7 General information on terms and definitions . 4
3.7.1 General. 4
3.7.2 Overarching terms and definitions . 4
3.7.3 Difference between definition and specification . 5
3.7.4 Undefined and/or unspecified policy related terms . . 5
4 Symbols, units, subscripts and abbreviations. 5
4.1 Symbols . 5
4.2 Subscripts . 6
4.3 Abbreviations . 6
5 Description of the overarching framework and procedures . 6
5.1 Output of the method . 6
5.2 General description of the procedures and routing . 7
5.3 Selection criteria between the methods . 7
5.4 The over-arching reference modular structure . 7
5.4.1 Purpose . 7
5.4.2 Systematic modular structure of the standards. 7
5.4.3 The connection between the modules – step by step implementation . 8
5.4.4 Systematic consecutive numbering of the standards .10
6 Overarching preparation steps .11
6.1 General .11
6.2 List of types and categories .13
6.2.1 Type of object .13
6.2.2 Building category and space categories.14
6.2.3 Type of application .15
6.2.4 Types of assessment .15
6.2.5 Building services .16
6.3 Identification of types and categories for a specific case .17
6.4 Example cases .17
6.4.1 General.17
6.4.2 Example case 1 .18
6.4.3 Example case 2 .19
6.4.4 Example case 3 .19
6.4.5 Example case 4 .20
6.4.6 Example case 5 .21
6.4.7 Example case 6 .22
7 Calculated energy performance of buildings .22
7.1 Output data .22
7.2 Calculation intervals and calculation period . .22
7.2.1 Calculation interval .22
7.2.2 Calculation period . .25
7.3 Input data .25
7.3.1 Product data . .25
7.3.2 System design data . . .25
7.3.3 Operating conditions .25
7.3.4 Constants and physical data.27
7.3.5 Other data .27
7.4 Description of the calculation procedure .28
8 Measured overall energy performance and comparison with calculations .28
8.1 General .28
8.2 Output of the method .29
8.3 Measurement intervals and measurement period .29
8.4 Input data .30
8.4.1 Product data . .30
8.4.2 System design data . . .30
8.4.3 Operating conditions data .30
8.4.4 Constants and physical data.31
8.4.5 Other data .31
8.5 Measurement procedures.31
8.6 Calculation of the energy performance based on measured energy .31
8.7 Comparison between calculated energy performance and measured
energy performance .31
8.8 Measured energy performance reporting .32
9 Overall assessment of the energy performance of buildings .32
9.1 Categorization of building and/or spaces .32
9.2 Combination of building services included in EPB in each space .32
9.3 Useful floor area and air volume .
...