BS EN ISO 25457-2008 Petroleum petrochemical and natural gas industries - Flare details for general refinery and petrochemical service《石油、石化和天然气工业 普通精炼厂和石化产品设备用燃料细节》.pdf
《BS EN ISO 25457-2008 Petroleum petrochemical and natural gas industries - Flare details for general refinery and petrochemical service《石油、石化和天然气工业 普通精炼厂和石化产品设备用燃料细节》.pdf》由会员分享,可在线阅读,更多相关《BS EN ISO 25457-2008 Petroleum petrochemical and natural gas industries - Flare details for general refinery and petrochemical service《石油、石化和天然气工业 普通精炼厂和石化产品设备用燃料细节》.pdf(130页珍藏版)》请在麦多课文档分享上搜索。
1、BS EN ISO25457:2008ICS 75.180.20NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDPetroleum,petrochemical andnatural gas industries Flare details forgeneral refinery andpetrochemical service(ISO 25457:2008)Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/
2、06/2009 07:51, Uncontrolled Copy, (c) BSIThis British Standard was published under theauthority of the StandardsPolicy and StrategyCommittee on BSI 2009ISBN 978 0 580 55996 9Amendments/corrigenda issued since publicationDate CommentsBS EN ISO 25457:2008National forewordThis British Standard is the U
3、K implementation of EN ISO 25457:2008.The UK participation in its preparation was entrusted to TechnicalCommittee PSE/17/-/6, Processing equipment and systems for petroleumand natural gas industries.A list of organizations represented on this committee can be obtained onrequest to its secretary.This
4、 publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.28 February2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/06/2009 07:51
5、, Uncontrolled Copy, (c) BSIEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN ISO 25457December 2008ICS 75.180.20English VersionPetroleum, petrochemical and natural gas industries - Flaredetails for general refinery and petrochemical service (ISO25457:2008)Industries du ptrole, de la ptrochimie et d
6、u gaz naturel -Dtails sur les torches dusage gnral dans les raffinerieset dans les usines ptrochimiques (ISO 25457:2008)Erdl-, petrochemische und Erdgasindustrie - Fackeln frden allgemeinen Betrieb in Raffinerien undpetrochemischen Service (ISO 25457:2008)This European Standard was approved by CEN o
7、n 11 December 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may
8、 be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN
9、Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, N
10、orway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights of exploitation in any form
11、and by any means reservedworldwide for CEN national Members.Ref. No. EN ISO 25457:2008: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/06/2009 07:51, Uncontrolled Copy, (c) BSIBS EN ISO 25457:2008EN ISO 25457:2008 (E) 3 Foreword This document (EN ISO 25457:2008) has been prepared by Tech
12、nical Committee ISO/TC 67 “Materials, equipment and offshore structures for petroleum and natural gas industries“ in collaboration with Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries” the secretariat of which is hel
13、d by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2009, and conflicting national standards shall be withdrawn at the latest by June 2009. Attention is drawn to the possibility that
14、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 any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to i
15、mplement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerl
16、and and the United Kingdom. Endorsement notice The text of ISO 25457:2008 has been approved by CEN as a EN ISO 25457:2008 without any modification. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/06/2009 07:51, Uncontrolled Copy, (c) BSIBS EN ISO 25457:2008ISO 25457:2008(E) ISO 2008 All ri
17、ghts reserved iiiContents Page Foreword .v Introductionvi 1 Scope1 2 Normative references1 3 Terms and definitions .2 4 Design.8 4.1 Introduction8 4.2 System design .10 4.3 Process definition .10 4.4 Types of flares .11 4.5 Flare burners13 4.6 Mechanical design.13 4.7 Pilots.14 4.8 Pilot-ignition sy
18、stems .16 4.9 Pilot-flame detection .16 4.10 Piping17 4.11 Auxiliary components.17 5 Mechanical details Elevated flares18 5.1 Mechanical design Design loads 18 5.2 Design details 21 5.3 Materials of construction22 5.4 Welding.22 5.5 Inspection.23 5.6 Surface preparation and protection 23 5.7 Attachm
19、ents.23 5.8 Aircraft warning lighting.24 5.9 Platforms and ladders.24 6 Mechanical details Enclosed-flame flare25 6.1 Combustion chamber25 6.2 Burners.25 6.3 Burner piping .26 6.4 Pilots.26 6.5 Wind fence .27 6.6 Radiation shielding .27 Annex A (informative) Flare equipment overview28 A.1 Types of f
20、lares and components .28 A.2 Flare burner42 A.3 Pilots.53 A.4 Ignition equipment 58 A.5 Flame-detection equipment68 A.6 Verification test72 A.7 Purge-gas conservation seals .73 A.8 Knockout drums and liquid seals75 A.9 Blowers and drivers 76 A.10 Blower staging and control equipment.80 A.11 Pressure
21、-staging equipment84 A.12 Flow and pressure sensing equipment.88 Annex B (informative) Components of multi-burner staged flare equipment 90 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/06/2009 07:51, Uncontrolled Copy, (c) BSIBS EN ISO 25457:2008ISO 25457:2008(E) iv ISO 2008 All rights
22、reservedB.1 Burners .90 B.2 Pilots .91 B.3 Ignition equipment.91 B.4 Flame-detection equipment91 B.5 Buoyancy and velocity seals91 B.6 Manifolds 92 B.7 Operations 92 B.8 Maintenance .92 B.9 Troubleshooting.92 Annex C (informative) Enclosed-flame flares.93 C.1 Purpose.93 C.2 General description .93 C
23、.3 Operating considerations for enclosed-flame flares .100 C.4 Maintenance .104 C.5 Troubleshooting.105 Annex D (informative) Instructions for flare data sheets 106 D.1 Introduction106 D.2 General information forms Instructions .108 D.3 Elevated-flare forms Instructions114 D.4 Enclosed-flare forms I
24、nstructions.116 Annex E (informative) Flare data sheets.118 E.1 SI units 118 E.2 USC units118 Bibliography 119 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 11/06/2009 07:51, Uncontrolled Copy, (c) BSIBS EN ISO 25457:2008ISO 25457:2008(E) ISO 2008 All rights reserved vForeword ISO (the Inte
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