EN 15632-3-2010 en District heating pipes - Pre-insulated flexible pipe systems - Part 3 Non bonded system with plastic service pipes requirements and test methods (Incorporates Am.pdf

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1、BS EN 15632-3:2010ICS 23.040.01NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDDistrict heating pipes Pre-insulated flexible pipe systemsPart 3: Non bonded system with plastic service pipes; requirements and test methodsIncorporating CorrigendumNovember 2011BS E

2、N 15632-3:2010 +A1:2014BS EN 15632-3:2010+A1:2014ISBN 978 0 580 83313 7Amendments/corrigenda issued since publicationDate Comments30 November 2011 Implementation of CEN Correction Notice October 2011:Deletion of cross reference in 4.4.131 January 2015 Implementation of CEN amendment A1:2014This Brit

3、ish Standard waspublished under the authorityof the Standards Policy andStrategy Committee on 28 February 2010 The British Standards Institution 2015. Publishedby BSI Standards Limited2015National forewordThis British Standard is the UK implementation of EN 15632-3:2010+A1:2014.It supersedes BS EN 1

4、5632-3:2010, which is withdrawn.The start and finish of text introduced or altered by amendment is indicatedin the text by tags. Tags indicating changes to CEN text carry the number ofthe CEN amendment. For example, text altered by CEN amendment A1 isindicated by .The UK participation in its prepara

5、tion was entrusted to Technical CommitteeRHE/9, Insulated underground pipelines.A list of organizations represented on this committee can be obtained onrequest to its secretary.The publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correc

6、t application.Compliance with a British Standard cannot confer immunity fromlegal obligations.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15632-3:2010+A1 December 2014 ICS 23.040.01 Supersedes EN 15632-3:2010English Version District heating pipes - Pre-insulated flexible pipe systems - Part

7、 3: Non bonded system with plastic service pipes; requirements and test methods Tuyaux de chauffage urbain - Systmes de tuyaux flexibles prisols - Partie 3: Systme non bloqu avec tube de service en plastique - prescriptions et mthodes dessai Fernwrmerohre - Werkmig gedmmte flexible Rohrsysteme - Tei

8、l 3: Nicht-Verbundsysteme mit Mediumrohren aus Kunststoff - Anforderungen und Prfungen This European Standard was approved by CEN on 10 December 2009 and includes Amendment 1 approved by CEN on 8 November 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate

9、 the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Stand

10、ard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the nati

11、onal 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, Slo

12、vakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any mea

13、ns reserved worldwide for CEN national Members. Ref. No. EN 15632-3:2010+A1:2014 EEN 15632-3:2010+A1:2014 (E) 2 Contents Page Foreword 3 Introduction .4 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Classification 6 4.1 Operating temperatures and service life .6 4.2 Operating press

14、ures 6 4.3 General requirements 7 4.4 Service pipes and fittings .7 4.4.1 Quality .7 4.4.2 Oxygen tightness .7 4.5 Sealing in linear direction .7 4.6 Water vapour permeation .7 5 Test procedures .8 5.1 General 8 5.2 Temperature cycle test 8 Annex A (informative) Application of Miners Rule 9 BS EN 15

15、632-3:2010+A1:2014EN 15632-3:2010+A1:2014 (E)EN 15632-3:2010+A1:2014 (E) 2 Contents Page Foreword 3 Introduction .4 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Classification 6 4.1 Operating temperatures and service life .6 4.2 Operating pressures 6 4.3 General requirements 7 4.4

16、 Service pipes and fittings .7 4.4.1 Quality .7 4.4.2 Oxygen tightness .7 4.5 Sealing in linear direction .7 4.6 Water vapour permeation .7 5 Test procedures .8 5.1 General 8 5.2 Temperature cycle test 8 Annex A (informative) Application of Miners Rule 9 EN 15632-3:2010+A1:2014 (E) 3 Foreword This d

17、ocument (EN 15632-3:2010+A1:2014) has been prepared by Technical Committee CEN/TC 107 “Prefabricated district heating pipe systems”, the secretariat of which is held by DS. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endor

18、sement, at the latest by June 2015, and conflicting national standards shall be withdrawn at the latest by June 2015. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying

19、 any or all such patent rights. This document supersedes EN 15632-3:2010. This document includes Amendment 1 approved by CEN on 2014-11-08. The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. This document is one of a series of standards which form se

20、veral parts of EN 15632, District heating pipes Pre-insulated flexible pipe systems: Part 1: Classification, general requirements and test methods; Part 2: Bonded system with plastic service pipes; requirements and test methods; Part 3: Non bonded system with plastic service pipes; requirements and

21、test methods; Part 4: Bonded system with metal service pipes; requirements and test methods. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus,

22、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, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kin

23、gdom. BS EN 15632-3:2010+A1:2014EN 15632-3:2010+A1:2014 (E)EN 15632-3:2010+A1:2014 (E) 4 Introduction Pre-insulated flexible non bonded pipe systems with plastic service pipes are widely used in district and local heating networks. This part of the series of standards for the various types of flexib

24、le pipe systems is intended to be used in connection with EN 15632-1 where the basic design criteria for flexible district heating pipes are specified. BS EN 15632-3:2010+A1:2014EN 15632-3:2010+A1:2014 (E)EN 15632-3:2010+A1:2014 (E) 4 Introduction Pre-insulated flexible non bonded pipe systems with

25、plastic service pipes are widely used in district and local heating networks. This part of the series of standards for the various types of flexible pipe systems is intended to be used in connection with EN 15632-1 where the basic design criteria for flexible district heating pipes are specified. EN

26、 15632-3:2010+A1:2014 (E) 5 1 Scope This European Standard provides requirements and test methods for flexible, pre-insulated, direct buried district heating pipes with plastic service pipes and no bonding between the layers of the pipes. This European Standard is valid for maximum operating tempera

27、tures of 95 C and maximum operating pressures up to 10 bar for a design lifetime of at least 30 years. This European Standard does not cover surveillance systems. NOTE For higher temperatures or for the transport of other fluids, for example potable water, additional requirements and testing is need

28、ed. Such requirements are not specified in this European Standard. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced docu

29、ment (including any amendments) applies. EN 489, District heating pipes Preinsulated bonded pipe systems for directly buried hot water networks Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene !EN 15632-1:2009+A1:2014“, District heating pipes P

30、re-insulated flexible pipe systems Part 1: Classification, general requirements and test methods !EN 15632-2:2009+A1:2014“, District heating pipes Pre-insulated flexible pipe systems Part 2: Bonded system with plastic service pipes; requirements and test methods EN ISO 9080, Plastics piping and duct

31、ing systems Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation (ISO 9080:2003) EN ISO 13760, Plastics pipes for the conveyance of fluids under pressure Miners rule Calculation method for cumulative damage (ISO 13760:1998) EN ISO 15875-1, Pla

32、stics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 1: General (ISO 15875-1:2003) EN ISO 15875-2:2003, Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 2: Pipes (ISO 15875-2:2003) EN ISO 15875-3, Plastics pip

33、ing systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 3: Fittings (ISO 15875-3:2003) EN ISO 15875-5:2003, Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 5: Fitness for purpose of the system (ISO 15875-5:2003) EN ISO 1

34、5876-1, Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 1: General (ISO 15876-1:2003) EN ISO 15876-2, Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 2: Pipes (ISO 15876-2:2003) EN ISO 15876-3, Plastics piping systems for hot an

35、d cold water installations Polybutylene (PB) Part 3: Fittings (ISO 15876-3:2003) BS EN 15632-3:2010+A1:2014EN 15632-3:2010+A1:2014 (E)EN 15632-3:2010+A1:2014 (E) 6 EN ISO 15876-5, Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 5: Fitness for purpose of the system

36、 (ISO 15876-5) EN ISO 21003-2, Multilayer piping systems for hot and cold water installations inside buildings Part 2: Pipes (ISO 21003-2:2008) ISO 10147, Pipes and fittings made of crosslinked polyethylene (PE-X) Estimation of the degree of crosslinking by determination of the gel content ISO 17455

37、, Plastics piping systems Multilayer pipes Determination of the oxygen permeability of the barrier pipe 3 Terms and definitions For the purposes of this document, the terms and definitions given in !EN 15632-1:2009+A1:2014“ apply. 4 Classification 4.1 Operating temperatures and service life Pipe sys

38、tems according to this European Standard are designed for a service life of at least 30 years when operated at the following temperature profile: 29 years at 80 C + 1 year at 90 C + 100 h at 95 C. Other temperature/time profiles can be applied in accordance with EN ISO 13760 (Miners Rule). Further i

39、nformation is given in !EN 15632-2:2009+A1:2014“, Annex A. The maximum operating temperature shall not exceed 95 C. 4.2 Operating pressures Pipe systems according to this European Standard are designed for continuous operating pressures of 6, 8 or 10 bar. Table 1 defines maximum SDR ratios of the se

40、rvice pipe required to withstand the operating pressures. Table 1 SDR ratios required for different operating pressures Operating Pressure Service pipe 6 bar 8 bar 10 bar PE-X SDR 11 SDR 9 SDR 7.4 PB SDR 13,6 SDR 11 SDR 9 Multilayer pipes Wall thicknesses shall be calculated according to the methods

41、 defined in EN ISO 21003-2 The SDR ratios in Table 1 are based on the regression curves of EN ISO 15875 and EN ISO 15876. Higher SDR ratios may be applied, if they are based on regression curves developed in accordance with EN ISO 9080. BS EN 15632-3:2010+A1:2014EN 15632-3:2010+A1:2014 (E)EN 15632-3

42、:2010+A1:2014 (E) 6 EN ISO 15876-5, Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 5: Fitness for purpose of the system (ISO 15876-5) EN ISO 21003-2, Multilayer piping systems for hot and cold water installations inside buildings Part 2: Pipes (ISO 21003-2:2008)

43、ISO 10147, Pipes and fittings made of crosslinked polyethylene (PE-X) Estimation of the degree of crosslinking by determination of the gel content ISO 17455, Plastics piping systems Multilayer pipes Determination of the oxygen permeability of the barrier pipe 3 Terms and definitions For the purposes

44、 of this document, the terms and definitions given in !EN 15632-1:2009+A1:2014“ apply. 4 Classification 4.1 Operating temperatures and service life Pipe systems according to this European Standard are designed for a service life of at least 30 years when operated at the following temperature profile

45、: 29 years at 80 C + 1 year at 90 C + 100 h at 95 C. Other temperature/time profiles can be applied in accordance with EN ISO 13760 (Miners Rule). Further information is given in !EN 15632-2:2009+A1:2014“, Annex A. The maximum operating temperature shall not exceed 95 C. 4.2 Operating pressures Pipe

46、 systems according to this European Standard are designed for continuous operating pressures of 6, 8 or 10 bar. Table 1 defines maximum SDR ratios of the service pipe required to withstand the operating pressures. Table 1 SDR ratios required for different operating pressures Operating Pressure Servi

47、ce pipe 6 bar 8 bar 10 bar PE-X SDR 11 SDR 9 SDR 7.4 PB SDR 13,6 SDR 11 SDR 9 Multilayer pipes Wall thicknesses shall be calculated according to the methods defined in EN ISO 21003-2 The SDR ratios in Table 1 are based on the regression curves of EN ISO 15875 and EN ISO 15876. Higher SDR ratios may

48、be applied, if they are based on regression curves developed in accordance with EN ISO 9080. EN 15632-3:2010+A1:2014 (E) 7 4.3 General requirements In addition to the general requirements defined in EN 15632-1 the following product specific requirements shall apply. 4.4 Service pipes and fittings 4.

49、4.1 Quality Plastics service pipes and fittings shall comply with: 1) EN ISO 15875-1, EN ISO 15875-2, EN ISO 15875-3 and EN ISO 15875-5 for pipes made of cross linked polyethylene (PE-X) !: additionally the pipes shall not fail when tested for 15 000 h at 110 C and at a hoop stress of 2,4 N/mm2. All requirements of the pipe and fitting according to EN ISO 15875-2 and EN ISO 15875-3 especially the degree of cross-linking shall be met before leaving the production site.“ 2) EN ISO 158