Search result: GB/T 43122-2023
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Ships and marine technology - Performance test procedures for LNG fuel gas supply systems (FGSS) for ships
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GB/T 43122-2023
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| Standard ID | GB/T 43122-2023 (GB/T43122-2023) | | Description (Translated English) | Ships and marine technology - Performance test procedures for LNG fuel gas supply systems (FGSS) for ships | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U44 | | Classification of International Standard | 47.020.20 | | Word Count Estimation | 14,116 | | Date of Issue | 2023-09-07 | | Date of Implementation | 2024-01-01 | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration |
GB/T 43122-2023. Performance testing requirements for LNG gas supply systems (FGSS) for ships and offshore technology
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
Preface
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).
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