1、 GUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS JUNE 2010 NOTICE NO. 7 January 2016 The following Rule Changes were approved by the ABS Rules Committee on 10 June 2015 and become EFFECTIVE AS OF 1 JANUARY 2016. (See http:/www.eagle.org for the consolidated version of the G
2、uide 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 construction based on the contract date for construction. (See 1-1-4/3.3 of the AB
3、S Rules for Conditions of Classification Offshore Units and Structures (Part 1).) CHAPTER 3 STRUCTURAL DESIGN REQUIREMENTS SECTION 7 DESIGN AND ANALYSIS OF OTHER MAJOR HULL STRUCTURAL FEATURES 9 Acceptance Criteria 9.1 Yielding Checks (1 September 2012) 9.1.1 For DEC 100-Years Return Periods, Transi
4、t 10-Year Return Period and/or North Atlantic Loads (Revise Item 3-7/9.1.1ii), as follows:) ii) (2016) The effects of notches, stress risers and local stress concentrations are to be taken into account when considering load carrying elements. When stress concentrations are considered to be of high i
5、ntensity in certain elements, the acceptable stress levels will be subject to special consideration. The following guidance may be used in such circumstances. For local detail FE model analyses (localized highly stressed area, fine mesh element size, for example, less than 2 x plate thickness): fesm
6、all area 1.25Smfyf1xelement stress 1.25mfy9.1.2 For DOC (Deadweight + Maximum Functional Loads), with 1-Year Minimum Return Period Loads (Revise Item 3-7/9.1.2ii), as follows:) ii) (2016) For local detail FE model analyses (localized highly stressed area, fine mesh element size, for example, less th
7、an 2 x plate thickness): fesmall area 0.97Smfyf1xelement stress 0.97SmfyABSGUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS .2010 1 Notice No. 7 January 2016 9.1.3 For Damaged Condition (Revise Item 3-7/9.1.3ii), as follows:) ii) (2016) For local detail FE model analyses (lo
8、calized highly stressed area, fine mesh element size, for example, less than 2 x plate thickness): fesmall area 1.25Smfyf1xelement stress 1.25mfywhere Sm= 1.0 for mild steel = 0.95 for Grade HT32 steel = 0.908 for Grade HT36 steel = 0.875 for Grade HT40 steel For material grades other than the above, the allowable stresses will be specially considered. 2 ABSGUIDE FOR BUILDING AND CLASSING FLOATING OFFSHORE LIQUEFIED GAS TERMINALS .2010
