ABS 169 NOTICE 4-2012 GUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS JUNE 2010.pdf

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1、 ABSGUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS .2010 1 GUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS JUNE 2010 NOTICE NO. 4 June 2013 The following Rule Changes were approved by the ABS Rules Committee on 31 May 2013 and become EFFECTIVE AS

2、OF 1 JUNE 2013. (See http:/www.eagle.org for the consolidated version of the Guide for Building and Classing Floating Offshore Liquefied Gas Terminals, 2010, with all Notices and Corrigenda incorporated.) Notes - The date in the parentheses means the date that the Rule becomes effective for new cons

3、truction based on the contract date for construction. (See 1-1-4/3.3 of the ABS Rules for Conditions of Classification Offshore Units and Structures (Part 1).) CHAPTER 2 DESIGN CONSIDERATIONS SECTION 1 CLASSIFICATION OF FLOATING OFFSHORE LIQUEFIED GAS TERMINALS (Revise 2-1/Table 1, as follows.) TABL

4、E 1 Floating Terminal Configuration (1 June 2013) Structure Storage Gas Processing Liquefaction Gasification Position Mooring Import Systems Export Systems Risers and Flow Lines Min. System Compliance Required F(LNG)PLSO X X X X X X X Optional X F(LNG)ORS X X X X X X Optional X F(LNG)SO X X X X X Op

5、tional X F(LNG)T X X X X X Notes: P = Process L = Liquefaction S = Storage O = Transfer of Liquefied Gas (Offloading/Loading) R = Re-gasification T = Terminal with processing facilities which are not classed 11 Application of Class Notations (1 June 2013) (Add new last paragraph to Subsection 2-1/11

6、 after 2-1/Table 1, as follows.) As noted in 2-1/1.1, for F(LNG)T notation, the gas processing, production and liquefaction facilities are not within the scope of class. However, the essential safety features of these facilities are to comply with the ABS requirements. The essential safety features

7、to be addressed are outlined in 2-1/Table 2 below. Notice No. 4 June 2013 2 ABSGUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS .2010 (Add new 2-1/Table 2 at end of Subsection 2-1/11, as follows.) TABLE 2 F(LNG)T Notation (1 June 2013) System/Equipment FLGT Guide (1)Faciliti

8、es Layout 2-2/13 Area Classification 2-2/15 Export System (Cargo discharge system including loading arms ) 2-2 /11.11 Means to handled leaked LNG cargo in the event of failure of the primary barrier of any one cargo tank for containment systems required to have a secondary barrier. 2-2/9.1, Note 2 M

9、eans to inert containment system , insulation systems and offloading systems 2-2/9 and 2-2/11.11 Means for handling natural boil-off from containment system and excess vapor return from the cargo discharge operations 2-2/9 and 2-2/11.11, Note 3 Electrical System Circuit Protection 2-2/19 Electrical

10、power supply, including generators and their prime movers and associated switchgear for all marine, safety systems and cargo discharge operations. 2-2/19 Electrical Installations in Classified Areas 2-2/15, 19 Fire Water Systems 2-2/23.7 Dry Chemical Systems, as applicable 2-2/23.7 Fixed Fire Exting

11、uishing Systems 2-2/23.7 Paint Lockers, Laboratory Spaces, and Flammable Material Store Rooms 2-2/23.7 Emergency Control Station 2-2/23.7, 2-2/23.15 Operation After Facility Total Shutdown Note 4 Portable and Semi-portable Extinguishers 2-2/23.7 Gas and Fire Detection Systems 2-2/23.3, 2-2/23.5 Stru

12、ctural Fire Protection 2-2/23.9, 2-2/13.9 Muster Areas Note 5 Means of Escape 2-2/23.13 Lifesaving Requirements 2-2/23.11 Personnel Safety Equipment and Safety Measures 2-2/23.11 Process System Description 2-1/13.7.1, Note 6 Notes: 1 ABS Guide for Building and Classing Floating Offshore Liquefied Ga

13、s Terminals (FLGT Guide). 2 This may include transfer to other tanks provided required volume is available (reserved) or jettison of cargo overboard which would require that temporary equipment is provided onboard to facilitate same or other arrangements. 3 The means of handling boil off gas from hu

14、ll tanks under normal conditions and also during total process shutdown is to be submitted for ABS Engineering review. This may include the flare system or components of the flare system. 4 Operation after Facility Total Shutdown to be in accordance with 3-8/5.13 of the ABS Rules for Building and Classing Facilities on Offshore Installations (Facilities Rules). 5 Muster Area to be in accordance with 3-8/11 of the Facilities Rules. 6 Process System Description used as reference only.