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1、a Date: 20 June 2007 Origin: European Latest date for receipt of comments: 30 September 2007 Project no.: 2003/00927 Responsible committee: B/525/12 Design of offshore structures Interested committees: Title: Draft EN ISO 19901-3 Petroleum and natural gas industries - Specific requirements for offsh
2、ore structures - Part 3: Topsides structure Supersession information: If this document is published as a standard, the UK implementation of it will supersede NONE and partially supersede. NONE If you are aware of a current national standard which may be affected, please notify the secretary (contact
3、 details below). WARNING: THIS IS A DRAFT AND MUST NOT BE REGARDED OR USED AS A BRITISH STANDARD. THIS DRAFT IS NOT CURRENT BEYOND 30 September 2007. This draft is issued to allow comments from interested parties; all comments will be given consideration prior to publication. No acknowledgement will
4、 normally be sent. See overleaf for information on commenting. No copying is allowed, in any form, without prior written permission from BSI except as permitted under the Copyright, Designs and Patent Act 1988 or for circulation within a nominating organization for briefing purposes. Electronic circ
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6、rvices. British Standards on CD or Online are available from British Standards Publishing Sales Limited. Tel: 01344 404409 or email bsonlinetechindex.co.uk. Information on the co-operating organizations represented on the committees referenced above may be obtained from the responsible committee sec
7、retary. Cross-references The British Standards which implement International or European publications referred to in this draft may be found via the British Standards Online Service on the BSI web site http:/www.bsi-. Direct tel: 020 8996 7232 Responsible Committee Secretary: Malcolm Greenley E-mail
8、: Malcolm.greenleybsi- Draft for Public Comment Head Office 389 Chiswick High Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Form 36 Version 7.0 DPC: 07_30092995 DC Licensed Copy: London South Bank University, London South Bank University, Tue Jul 03 01:09:44 GMT+00:00 2007
9、, Uncontrolled Copy, (c) BSI b Introduction This draft standard is based on European discussions in which the UK has taken an active part. Your comments on this draft are welcome and will assist in the preparation of the consequent British Standard. If no comments are received to the contrary, then
10、the UK will approve this draft and implement it as a British Standard. Comment is particularly welcome on national, legislative or similar deviations that may be necessary. Even if this draft standard is not approved by the UK, if it receives the necessary support in Europe, the UK will be obliged t
11、o publish the official English Language text unchanged as a British Standard and to withdraw any conflicting standard. UK Vote Please indicate whether you consider the UK should submit a negative (with reasons) or positive vote on this draft. Submission The guidance given below is intended to ensure
12、 that all comments receive efficient and appropriate attention by the responsible BSI committee. Annotated drafts are not acceptable and will be rejected. All comments must be submitted, preferably electronically, to the Responsible Committee Secretary at the address given on the front cover. Commen
13、ts should be compatible with Version 6.0 or Version 97 of Microsoft Word for Windows, if possible; otherwise comments in ASCII text format are acceptable. Any comments not submitted electronically should still adhere to these format requirements. All comments submitted should be presented as given i
14、n the example below. Further information on submitting comments and how to obtain a blank electronic version of a comment form are available from the BSI web site at: http:/www.bsi- Template for comments and secretariat observations Date: xx/xx/200x Document: ISO/DIS xxxxx 1 2 (3) 4 5 (6) (7) MB Cla
15、use No./ Subclause No./ Annex (e.g. 3.1) Paragraph/ Figure/Table/ Note (e.g. Table 1) Type of com- ment Comment (justification for change) by the MB Proposed change by the MB Secretariat observations on each comment submitted 3.1 Definition 1 ed Definition is ambiguous and needs clarifying. Amend to
16、 read . so that the mains connector to which no connection . 6.4 Paragraph 2 te The use of the UV photometer as an alternative cannot be supported as serious problems have been encountered in its use in the UK. Delete reference to UV photometer. Microsoft and MS-DOS are registered trademarks, and Wi
17、ndows is a trademark of Microsoft Corporation. Licensed Copy: London South Bank University, London South Bank University, Tue Jul 03 01:09:44 GMT+00:00 2007, Uncontrolled Copy, (c) BSI THIS DOCUMENT IS A DRAFT CIRCULATED FOR COMMENT AND APPROVAL. IT IS THEREFORE SUBJECT TO CHANGE AND MAY NOT BE REFE
18、RRED TO AS AN INTERNATIONAL STANDARD UNTIL PUBLISHED AS SUCH. IN ADDITION TO THEIR EVALUATION AS BEING ACCEPTABLE FOR INDUSTRIAL, TECHNOLOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT INTERNATIONAL STANDARDS MAY ON OCCASION HAVE TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL TO BECOME STANDARDS TO WH
19、ICH REFERENCE MAY BE MADE IN NATIONAL REGULATIONS. 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. DRAFT INTERNATIONAL STANDARD ISO/DIS 19901-3 International Organization
20、for Standardization, 2007 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION ORGANISATION INTERNATIONALE DE NORMALISATION ISO/TC 67/SC 7 Voting begins on: 2007-06-21 Secretariat: BSI Voting terminates on: 2007-11-21 Petroleum and natural gas industries Specific requirements for offshore structures Part
21、3: Topsides structure Industries du ptrole et du gaz naturel Exigences spcifiques relatives aux structures en mer Partie 3: Superstructures ICS 75.180.10 ISO/CEN PARALLEL ENQUIRY The CEN Secretary-General has advised the ISO Secretary-General that this ISO/DIS covers a subject of interest to Europea
22、n standardization. In accordance with the ISO-lead mode of collaboration as defined in the Vienna Agreement, consultation on this ISO/DIS has the same effect for CEN members as would a CEN enquiry on a draft European Standard. Should this draft be accepted, a final draft, established on the basis of
23、 comments received, will be submitted to a parallel two-month FDIS vote in ISO and formal vote in CEN. In accordance with the provisions of Council Resolution 15/1993 this document is circulated in the English language only. Conformment aux dispositions de la Rsolution du Conseil 15/1993, ce documen
24、t est distribu en version anglaise seulement. To expedite distribution, this document is circulated as received from the committee secretariat. ISO Central Secretariat work of editing and text composition will be undertaken at publication stage. Pour acclrer la distribution, le prsent document est d
25、istribu tel quil est parvenu du secrtariat du comit. Le travail de rdaction et de composition de texte sera effectu au Secrtariat central de lISO au stade de publication. Licensed Copy: London South Bank University, London South Bank University, Tue Jul 03 01:09:44 GMT+00:00 2007, Uncontrolled Copy,
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32、South Bank University, Tue Jul 03 01:09:44 GMT+00:00 2007, Uncontrolled Copy, (c) BSI ISO/DIS 19901-3 ISO 2007 All rights reserved iii Contents Page Forewordvii Introductionix 1 Scope1 2 Normative references2 3 Terms and definitions .3 4 Symbols and abbreviated text4 4.1 Symbols4 4.2 Abbreviated ter
33、ms.5 5 Overall considerations6 5.1 Design criteria6 5.2 Codes and standards6 5.3 Exposure level .7 5.4 Operational considerations7 5.5 Selecting the design environmental conditions.7 5.6 Platform re-use 7 5.7 Modifications and refurbishment.7 6 Design requirements.8 6.1 General8 6.2 Material selecti
34、on.8 6.3 Design conditions8 6.4 Design for serviceability limit state.8 6.5 Design for ultimate limit state (ULS)10 6.6 Design for fatigue limit state (FLS)10 6.7 Design for accidental limit state (ALS)10 6.8 Robustness 10 6.9 Corrosion control 10 6.10 Design for fabrication and inspection.11 6.11 D
35、esign considerations for structural integrity management11 6.12 Design for decommissioning, removal and disposal11 7 Actions12 7.1 Scope12 7.2 Action combinations.12 7.3 Action factors.13 7.4 Extreme and operating environmental situations mobile and floating platforms.16 7.5 Vortex shedding.16 7.6 D
36、eformations16 7.7 Wave actions16 7.8 Earthquake actions16 7.9 Actions during fabrication and installation. .18 7.10 Accidental actions.19 7.11 Other actions27 8 Structural systems 28 8.1 Topsides design 28 8.2 Topsides structure design models29 8.3 Substructure interface 29 8.4 Flare towers and boom
37、s .30 8.5 Helicopter landing facilities (helidecks or heliports).30 8.6 Crane support structure34 Licensed Copy: London South Bank University, London South Bank University, Tue Jul 03 01:09:44 GMT+00:00 2007, Uncontrolled Copy, (c) BSI ISO/DIS 19901-3 iv ISO 2007 All rights reserved 8.7 Derrick desi
38、gn37 8.8 Bridges37 8.9 Bridge bearings37 8.10 Anti-vibration mountings for modules and major equipment skids 37 8.11 System interface assumptions.38 8.12 Fire protection systems 38 8.13 Penetrations for pipework, cabling, etc. .38 8.14 Difficult-to-inspect areas.38 8.15 Drainage38 8.16 Shock loading
39、 from drilling operations, etc .38 8.17 Strength reduction due to heat 39 9 Structural components and connections39 9.1 Cylindrical member design.39 9.2 Design of non-cylindrical sections39 9.3 Connections.40 10 Materials .41 10.1 General41 10.2 Carbon steel.41 10.3 Stainless steel42 10.4 Aluminium
40、alloys.43 10.5 Fibre reinforced composites 44 10.6 Timber.44 11 Quality control, quality assurance and documentation.44 12 Fabrication45 12.1 Assembly45 12.2 Corrosion protection.45 13 Welding.46 14 Loadout, transportation and installation.46 14.1 General46 14.2 Loadout.46 14.3 Transportation47 14.4
41、 Topside structure installation 48 14.5 Grounding of installation welding equipment48 15 Fabrication inspection 49 16 In-service inspection and structural integrity management .49 16.1 General49 16.2 Structures to be inspected .50 16.3 Particular considerations applying to topsides structures.50 16.
42、4 Tools and techniques51 16.5 Scheduled inspections51 16.6 Inspection methods.53 17 Platform re-use.53 Annex A (informative) Additional information and guidance .54 A.1 Scope54 A.2 Normative references54 A.3 Terms and definitions .54 A.4 Symbols and abbreviated text54 A.5 Overall considerations54 A.
43、5.1 Design Criteria .54 A.5.2 Codes and standards 54 A.5.3 Exposure level55 A.5.4 Operational considerations55 A.5.5 Selecting the design environmental conditions.55 A.5.6 Platform reuse55 A.5.7 Modifications and refurbishment.55 Licensed Copy: London South Bank University, London South Bank Univers
44、ity, Tue Jul 03 01:09:44 GMT+00:00 2007, Uncontrolled Copy, (c) BSI ISO/DIS 19901-3 ISO 2007 All rights reserved v A.6 Design requirements.55 A.6.1 Scope55 A.6.2 Materials selection.55 A.6.3 Design conditions55 A.6.4 Design for serviceability conditions55 A.6.5 Design for ultimate limit state (ULS)5
45、6 A.6.6 Design for fatigue limit state (FLS)56 A.6.7 Design for accidental limit state (ALS)56 A.6.8 Robustness 57 A.6.9 Corrosion control 57 A.6.10 Design for fabrication and inspection.57 A.6.11 Design considerations for structural integrity management57 A.6.12 Design for decommissioning, removal
46、and disposal57 A.7 Actions58 A.7.1 Scope58 A.7.2 Action combinations.58 A.7.3 Action factors.58 A.7.4 Extreme and operating environmental situations mobile and floating platforms.60 A.7.5 Vortex shedding.60 A.7.6 Deformations60 A.7.7 Wave actions60 A.7.8 Earthquake actions60 A.7.9 Actions during fab
47、rication and installation 62 A.7.10 Accidental actions.63 A.7.11 Other actions88 A.8 Structural systems 88 A.8.1 Topsides design 88 A.8.2 Topsides structure design models88 A.8.3 Substructure interface 88 A.8.4 Flare towers and booms .88 A.8.5 Helicopter Landing Facilities (helidecks or heliports).8
48、9 A.8.6 Crane support structure91 A.8.7 Derrick design91 A.8.8 Bridges91 A.8.9 Bridge bearings .91 A.8.10 Anti-vibration mountings for modules and major equipment skids 91 A.8.11 System interface assumptions.91 A.8.12 Fire protection systems92 A.8.13 Penetrations for pipework, cabling, etc. .92 A.8.
49、14 Difficult-to-inspect areas.92 A.8.15 Drainage92 A.8.16 Shock loading from drilling operations.92 A.8.17 Strength reduction due to heat 92 A.9 Structural components and connections92 A.9.1 Cylindrical member design.92 A.9.2 Design of non-cylindrical sections92 A.9.3 Connections.93 A.10 Material .93 A.10.1 General93 A.10.2 Carbon steel.93 A.10.3 Stainless steel94 A.10.4 Aluminium alloys.94