Path: Home > GB/T > Page22 > GB/T 43122-2023

Price & Delivery

US$269.00 · In stock · Download in 9 seconds
GB/T 43122-2023: Ships and marine technology - Performance test procedures for LNG fuel gas supply systems (FGSS) for ships
Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure
Status: Valid

Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 43122-2023	English	269	Add to Cart	3 days [Need to translate]	Ships and marine technology - Performance test procedures for LNG fuel gas supply systems (FGSS) for ships

GB/T 43122-2023: Ships and marine technology - Performance test procedures for LNG fuel gas supply systems (FGSS) for ships

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 47.020.20 CCSU44 National Standards of People's Republic of China Ships and Offshore Technology LNG Gas Supply Systems (FGSS) Performance Test Requirements (ISO 22548.2021,IDT) Published on 2023-09-07 2024-01-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. This document is equivalent to ISO 22548.2021 "Performance Test Requirements for LNG Gas Supply Systems (FGSS) for Ships and Offshore Technology". Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is proposed and coordinated by the National Marine Machinery Standardization Technical Committee (SAC/TC137). This document was drafted by. Comprehensive Technical and Economic Research Institute of China State Shipbuilding Corporation, Nantong Xiangyu Marine Equipment Co., Ltd., Qingdao Shuangrui Marine Environment Engineering Co., Ltd., Huzhou Mitsui Cryogenic Equipment Co., Ltd., Shanghai Kairen Gas Engineering Co., Ltd., Headway Technology Group (Qingdao) Co., Ltd., Yada Pipeline Systems Co., Ltd., Hangzhou Xinya Cryogenic Technology Co., Ltd., Hunan Naipu Pump Industry Co., Ltd., China Merchants Jinling Shipbuilding (Jiangsu) Co., Ltd., Harbin Engineering University, China Merchants Jinling Dingheng Shipbuilding (Yangzhou) have Co., Ltd., Zichai Machinery Co., Ltd., Qingdao Kuohai Ship Technology Co., Ltd., Houpu Clean Energy (Group) Co., Ltd., Shanghai Abo Luo Machinery Co., Ltd., Zhejiang Zhida Pipe Industry Co., Ltd., Zhoushan Quality and Technical Supervision and Inspection Institute. The main drafters of this document. Sun Meng, Wang Hairong, Qin Weimin, Xie Dengwang, Zhang Jianzhe, Zhang Wentao, Wang Guohong, Ling Niqiang, Li Liang, Wu Weidong, Yang Liping, Wang Liyuan, Liu Xiaojian, Sun Xinxiang, Guo Jian, Xu Shuhui, Lin Xiaohui, Li Xiang, Cao Dayou, Zheng Yadong, Zhao Rui, Li Wenwei, Zhang Yiming, Kang Qingquan, Yao Xueliang, Wang Zhonghua, Gai Wenchao, Zhang Delei, Fu Pengfei, Zhang Hongxiang, Lu Ningbo, Xiao Xin, Yu Jingyang, Zhou Dong, Pan Guangyu, Wang Bingshun. Ships and Offshore Technology LNG Gas Supply Systems (FGSS) Performance Test Requirements

1 Scope

This document specifies the pressure, flow rate, temperature, etc. of the ship's liquefied natural gas (LNG) or boil-off gas (BOG) gas supply system (FGSS) Methods for evaluating parameters and system stability. This document is applicable to the evaluation of the performance of LNG fuel gas supply systems (FGSS) under the following circumstances. (1) Before delivery or installation on board After installation; (2) Ensure that during ship gas testing or sea testing, the gas system characteristics meet the needs of all gas consuming devices.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document. IGC Code (International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk), International Maritime Organization [International Code for IGF Code (International Code of Safety for Ships Using Gas or Other Low Flash Point Fuels), International Maritime Organization [International Code of

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 LNGFGSS A system that supplies gas from the fuel tank to the gas consuming device under the temperature, pressure and flow conditions required by the gas consuming device. Not included Including the fuel tank, the pump in the fuel tank, the tank emergency shut-off (ESD) valve and the gas main valve used to control the gas supply. 3.2 maximum pressuremaximumpressure The maximum operating pressure tested during the test (MPa). 3.3 minimum pressureminimumpressure The minimum operating pressure tested during the test (MPa). 3.4 pressurepulsation Pressure change during the test (MPa), the difference between the maximum pressure (3.2) and the minimum pressure (3.3). 3.5 flowflowrate Arithmetic mean mass flow rate of the test fluid during the test (kg/h). ...