SIST-TS CEN/TS 17153:2018

Ventilation for buildings - Correction of air flow rate according to ambient conditions

This document gives guidelines to correct the measured air flow rate when measuring conditions are different
from standard conditions.
It applies to a power-law formula giving the air flow rate as a function of a pressure difference with an air flow
rate coefficient, C, varying with temperature and pressure.
This document applies to:
- passive elements of air distribution systems with a cross-section area that does not depend on pressure;
- volume flow rate (and not mass flow rate).
This document is applicable to (but not limited to):
- EN 1507, Ventilation for buildings - Sheet metal air ducts with rectangular section - Requirements for
strength and leakage;
- EN 1751, Ventilation for buildings - Air terminal devices - Aerodynamic testing of damper and valves;
- EN 12237, Ventilation for buildings - Ductwork - Strength and leakage of circular sheet metal ducts;
- EN 13141-1, Ventilation for buildings - Performance testing of components/products for residential
ventilation - Part 1: Externally and internally mounted air transfer devices;
- EN 13141-2, Ventilation for buildings - Performance testing of components/products for residential
ventilation - Part 2: Exhaust and supply air terminal devices;
- EN 13141-9, Ventilation for buildings - Performance testing of components/products for residential
ventilation - Part 9: externally mounted humidity controlled air transfer device;
- EN 13141-10, Ventilation for buildings - Performance testing of components/products for residential
ventilation - Part 10: humidity controlled extract air terminal device;
- EN 15727, Ventilation for buildings - Ducts and ductwork components, leakage classification and testing.
This document does not apply to:
- fans;
- air terminal devices with automatically controlled openings (variable openings).

Lüftung von Gebäuden - Korrektur des Luftstroms entsprechend der Umgebungsbedingungen

In diesem Dokument wird ein Leitfaden zur Korrektur des gemessenen Luftstroms angegeben, wenn die Messbedingungen von den Normbedingungen abweichen.
Er gilt für eine Gleichung nach dem Potenzgesetz, die den Luftvolumenfluss als Funktion der Druckdifferenz mit einem Luftstromkoeffizient, C, berechnet, der von Temperatur und Druck abhängt.
Dieses Dokument gilt für:
-   passive Elemente von Luftförderungssystemen mit einer vom Druck unabhängigen Querschnittsfläche;
-   den Volumenstrom (und nicht für den Massenstrom).
Dieses Dokument gilt unter anderem für:
-   EN 1507, Lüftung von Gebäuden - Rechteckige Luftleitungen aus Blech - Anforderungen an Festigkeit und Dichtheit
-   EN 1751, Lüftung von Gebäuden - Geräte des Luftverteilungssystems - Aerodynamische Prüfungen von Drossel- und Absperrelementen
-   EN 12237, Lüftung von Gebäuden - Luftleitungen - Festigkeit und Dichtheit von Luftleitungen mit rundem Querschnitt aus Blech
-   EN 13141 1, Lüftung von Gebäuden - Leistungsprüfungen von Bauteilen/Produkten für die Lüftung von Wohnungen - Teil 1: Außenwand- und Überströmluftdurchlässe
-   EN 13141 2, Lüftung von Gebäuden - Leistungprüfungen von Bauteilen/Produkten für die Lüftung von Wohnungen - Teil 2: Abluft- und Zuluftdurchlässe
-   EN 13141 9, Lüftung von Gebäuden - Leistungsprüfung von Bauteilen/Produkten für die Lüftung von Wohnungen - Teil 9: Feuchtegeregelte Zuluftdurchlässe
-   EN 13141 10, Lüftung von Gebäuden - Leistungsprüfungen von Bauteilen/Produkten für die Lüftung von Wohnungen - Teil 10: Feuchtegeregelte Abluftdurchlässe
-   EN 15727, Lüftung von Gebäuden - Luftleitungen und Luftleitungsbauteile, Klassifizierung entsprechend der Luftdichtheit und Prüfung
Dieses Dokument gilt nicht für:
-   Ventilatoren;
-   Luftdurchlässe mit automatisch geregelten Öffnungen (variablen Öffnungen).

Ventilation des bâtiments - Correction du débit d'air en fonction des conditions ambiantes

Le présent document donne les lignes directrices pour corriger le débit d’air mesuré lorsque les conditions de mesure sont différentes des conditions standards.
Il s’applique à une formule de loi de puissance donnant le débit d’air en fonction de la différence de pression avec un coefficient de débit d’air, C, variant en fonction de la température et de la pression.
Le présent document s’applique :
-   aux éléments passifs des systèmes de distribution d’air ayant une section droite qui ne dépend pas de la pression ;
-   au débit volumique (et pas au débit massique).
Le présent document s’applique à (mais n’est pas limité à) :
-   l’EN 1507, Ventilation des bâtiments - Conduits aérauliques rectangulaires en tôle - Prescriptions pour la résistance et l'étanchéité ;
-   l’EN 1751, Ventilation des bâtiments - Bouches d'air - Essais aérodynamiques des registres et clapets ;
-   l’EN 12237, Ventilation des bâtiments - Réseau de conduits - Résistance et étanchéité des conduits circulaires en tôle ;
-   l’EN 13141 1, Ventilation des bâtiments - Essais des performances des composants/produits pour la ventilation des logements — Partie 1 : Dispositifs de transfert d'air montés en extérieur et intérieur ;
-   l’EN 13141 2, Ventilation des bâtiments - Essais des performances des composants/produits pour la ventilation des logements - Partie 2 : Bouches d'air d'évacuation et d'alimentation ;
-   l’EN 13141 9, Ventilation des bâtiments - Essais de performance des composants/produits pour la ventilation des logements - Partie 9 : Dispositif de transfert d'air hygroréglable monté en extérieur ;
-   l’EN 13141 10, Ventilation des bâtiments - Essais de performance des composants/produits pour la ventilation des logements - Partie 10 : Bouche d'extraction d'air hygroréglable ;
-   l’EN 15727, Ventilation des bâtiments - Composants de réseaux, classification de l'étanchéité et essais.
Le présent document ne s’applique pas :
-   aux ventilateurs ;
-   aux bouches d'air ayant des ouvertures régulées automatiquement (ouvertures variables).

Prezračevanje stavb - Korekcija pretoka zraka glede na okoljske pogoje

Ta dokument podaja smernice za korekcijo izmerjenega pretoka zraka, kadar se pogoji merjenja razlikujejo od standardnih pogojev.
Uporablja se za formulo eksponentnega pravila, ki hitrost pretoka zraka obravnava kot funkcijo razlike v tlaku s koeficientom hitrosti pretoka zraka C, odvisno od temperature in zraka.
Ta dokument se uporablja za:
– pasivne elemente sistemov za razporejanje zraka s presečnim območjem, ki ni odvisno od tlaka;
– volumski pretok (in ne za masni pretok).
Ta dokument se lahko (med drugim) uporablja za:
– standard EN 1507, Prezračevanje stavb - Pravokotni pločevinasti zračni kanali - Zahteve za odpornost in tesnost;
– standard EN 1751, Prezračevanje stavb - Naprave za dovod in odvod zraka - Aerodinamično preskušanje dušilnikov in loput;
– standard EN 12237, Prezračevanje stavb - Razvod zraka - Okrogli pločevinasti zračni kanali - Odpornost in tesnost;
– standard EN 13141-1 Prezračevanje stavb - Preskušanje lastnosti stanovanjskih prezračevalnih komponent/proizvodov - 1. del: Zunanje in notranje vgrajeni zračni prenosniki;
– standard EN 13141-2 Prezračevanje stavb - Preskušanje lastnosti stanovanjskih prezračevalnih komponent/proizvodov - 2. del: Odvodne in dovodne zračne naprave;
– standard EN 13141-9, Prezračevanje stavb - Preskušanje lastnosti komponent/proizvodov za prezračevanje stanovanj - 9. del: Zunanje vgrajeni zračni prenosnik;
– standard EN 13141-10 Prezračevanje stavb - Preskušanje lastnosti stanovanjskih prezračevalnih komponent/proizvodov - 10. del: Z vlago nadzorovana zračna naprava za odstranjevanje;
– standard EN 15727, Prezračevanje stavb - Kanali in elementi kanalov, klasifikacija tesnosti in preskušanje.
Ta dokument se ne uporablja za:
– ventilatorje;
– zračne naprave s samodejno upravljanimi odprtinami (različnimi odprtinami).

General Information

• Status: Published
• Public Enquiry End Date: 31-Oct-2017
• Publication Date: 11-Nov-2018
• ICS: 91.140.30 - Ventilation and air-conditioning systems
• Technical Committee: OGS - Heating for buildings
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 08-Nov-2018
• Due Date: 13-Jan-2019
• Completion Date: 12-Nov-2018
• Ref Project: CEN/TS 17153:2018 - Ventilation for buildings - Correction of air flow rate according to ambient conditions

Standards Content (Sample)

SLOVENSKI STANDARD
kSIST-TS FprCEN/TS 17153:2017
01-oktober-2017
3UH]UDþHYDQMHVWDYE.RUHNFLMDSUHWRND]UDNDJOHGHQD]XQDQMHSRJRMH
Ventilation for buildings - Correction of air flow rate according to ambient conditions
Lüftung von Gebäuden - Korrektur des Luftstroms entsprechend der
Umgebungsbedingungen
Ventilation des bâtiments - Correction du débit d'air en fonction des conditions ambiantes
Ta slovenski standard je istoveten z: FprCEN/TS 17153
ICS:
91.140.30 3UH]UDþHYDOQLLQNOLPDWVNL Ventilation and air-
VLVWHPL conditioning systems
kSIST-TS FprCEN/TS 17153:2017 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

kSIST-TS FprCEN/TS 17153:2017

---------------------- Page: 2 ----------------------

kSIST-TS FprCEN/TS 17153:2017


FINAL DRAFT
TECHNICAL SPECIFICATION
FprCEN/TS 17153
SPÉCIFICATION TECHNIQUE

TECHNISCHE SPEZIFIKATION

August 2017
ICS 91.140.30
English Version

Ventilation for buildings - Correction of air flow rate
according to ambient conditions
Ventilation des bâtiments - Correction du débit d'air en Lüftung von Gebäuden - Korrektur des Luftstroms
fonction des conditions ambiantes entsprechend der Umgebungsbedingungen


This draft Technical Specification is submitted to CEN members for Vote. It has been drawn up by the Technical Committee
CEN/TC 156.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a Technical Specification. It is distributed for review and comments. It is subject to change
without notice and shall not be referred to as a Technical Specification.


EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No. FprCEN/TS 17153:2017 E
worldwide for CEN national Members.

---------------------- Page: 3 ----------------------

kSIST-TS FprCEN/TS 17153:2017
FprCEN/TS 17153:2017 (E)
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Symbols, abbreviations and subscripts . 6
5 Correction of air flow rate . 6
Bibliography . 9
2

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kSIST-TS FprCEN/TS 17153:2017
FprCEN/TS 17153:2017 (E)
European foreword
This document (prCEN/TS 17153:2017) has been prepared by Technical Committee CEN/TC 156
“Ventilation for buildings”, the secretariat of which is held by BSI.
This document is currently submitted to the Vote on TS.
3

---------------------- Page: 5 ----------------------

kSIST-TS FprCEN/TS 17153:2017
FprCEN/TS 17153:2017 (E)
Introduction
The formula to correct the air flow rate depending on ambient conditions that is stated in some
standards published by CEN/TC 156 is not correct. This document gives a correct formula and the way
it has been obtained. CEN/TC 156 working groups are invited to use the content of this document in
their standards. Those working groups can use the correct formula only or more depending on the level
of explanation needed for the understanding of their standards.
4

---------------------- Page: 6 ----------------------

kSIST-TS FprCEN/TS 17153:2017
FprCEN/TS 17153:2017 (E)
1 Scope
This document gives guidelines to correct the measured air flow rate when measuring conditions are
different from standard conditions.
It applies to a power-law formula giving the air flow rate as a function of a pressure difference with an
air flow rate coefficient, C, varying with temperature and pressure.
This document applies to:
— passive elements of air distribution systems with a cross-section area that does not depend on
pressure;
— volume flow rate (and not mass flow rate).
This document is applicable to (but not limited to):
— EN 1507, Ventilation for buildings — Sheet metal air ducts with rectangular section — Requirements
for strength and leakage;
— EN 1751, Ventilation for buildings — Air terminal devices — Aerodynamic testing of damper and
valves;
— EN 12237, Ventilation for buildings — Ductwork — Strength and leakage of circular sheet metal ducts;
— EN 13141-1, Ventilation for buildings — Performance testing of components/products for residential
ventilation — Part 1: Externally and internally mounted air transfer devices;
— EN 13141-2, Ventilation for buildings — Performance testing of components/products for residential
ventilation — Part 2: Exhaust
...

SLOVENSKI STANDARD
SIST-TS CEN/TS 17153:2018
01-december-2018
3UH]UDþHYDQMHVWDYE.RUHNFLMDSUHWRND]UDNDJOHGHQDRNROMVNHSRJRMH
Ventilation for buildings - Correction of air flow rate according to ambient conditions
Lüftung von Gebäuden - Korrektur des Luftstroms entsprechend der
Umgebungsbedingungen
Ventilation des bâtiments - Correction du débit d'air en fonction des conditions ambiantes
Ta slovenski standard je istoveten z: CEN/TS 17153:2018
ICS:
91.140.30 3UH]UDþHYDOQLLQNOLPDWVNL Ventilation and air-
VLVWHPL conditioning systems
SIST-TS CEN/TS 17153:2018 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

SIST-TS CEN/TS 17153:2018

---------------------- Page: 2 ----------------------

SIST-TS CEN/TS 17153:2018


CEN/TS 17153
TECHNICAL SPECIFICATION

SPÉCIFICATION TECHNIQUE

August 2018
TECHNISCHE SPEZIFIKATION
ICS 91.140.30
English Version

Ventilation for buildings - Correction of air flow rate
according to ambient conditions
Ventilation des bâtiments - Correction du débit d'air en Lüftung von Gebäuden - Korrektur des Luftstroms
fonction des conditions ambiantes entsprechend der Umgebungsbedingungen
This Technical Specification (CEN/TS) was approved by CEN on 6 December 2017 for provisional application.

The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN will be requested to
submit their comments, particularly on the question whether the CEN/TS can be converted into a European Standard.

CEN members are required to announce the existence of this CEN/TS in the same way as for an EN and to make the CEN/TS
available promptly at national level in an appropriate form. It is permissible to keep conflicting national standards in force (in
parallel to the CEN/TS) until the final decision about the possible conversion of the CEN/TS into an EN is reached.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2018 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TS 17153:2018 E
worldwide for CEN national Members.

---------------------- Page: 3 ----------------------

SIST-TS CEN/TS 17153:2018
CEN/TS 17153:2018 (E)
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Symbols, abbreviations and subscripts . 6
5 Correction of air flow rate . 6
Bibliography . 9

2

---------------------- Page: 4 ----------------------

SIST-TS CEN/TS 17153:2018
CEN/TS 17153:2018 (E)
European foreword
This document (CEN/TS 17153:2018) has been prepared by Technical Committee CEN/TC 156
“Ventilation for buildings”, the secretariat of which is held by BSI.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to announce this Technical Specification: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
3

---------------------- Page: 5 ----------------------

SIST-TS CEN/TS 17153:2018
CEN/TS 17153:2018 (E)
Introduction
The formula to correct the air flow rate depending on ambient conditions that is stated in some
standards published by CEN/TC 156 is not correct. This document gives a correct formula and the way
it has been obtained. CEN/TC 156 working groups are invited to use the content of this document in
their standards. Those working groups can use the correct formula only or more depending on the level
of explanation needed for the understanding of their standards.
4

---------------------- Page: 6 ----------------------

SIST-TS CEN/TS 17153:2018
CEN/TS 17153:2018 (E)
1 Scope
This document gives guidelines to correct the measured air flow rate when measuring conditions are
different from standard conditions.
It applies to a power-law formula giving the air flow rate as a function of a pressure difference with an
air flow rate coefficient, C, varying with temperature and pressure.
This document applies to:
— passive elements of air distribution systems with a cross-section area that does not depend on
pressure;
— volume flow rate (and not mass flow rate).
This document is applicable to (but not limited to):
— EN 1507, Ventilation for buildings — Sheet metal air ducts with rectangular section — Requirements
for strength and leakage;
— EN 1751, Ventilation for buildings — Air terminal devices — Aerodynamic testing of damper and
valves;
— EN 122
...