轻质碳氢化合物制冷液液化天然气船上货物的测量

[中文适用范围]： 本文件规定了正确测量和核算液化天然气 (LNG) 运输船上货物数量的所有必要步骤。这包括但不限于测量液体体积、蒸汽体积、温度和压力以及核算船上货物的总量。本文件描述了 LNG 运输船上常用测量系统的使用，目的是提高所有相关方对 LNG 测量的一般知识和流程。本文件为参与船上和陆上 LNG 贸易的人员提供了一般要求。 [外文原描述]： This document establishes all necessary steps to properly measure and account for the quantities of cargoes on liquefied natural gas (LNG) carriers. This includes, but is not limited to, the measurement of liquid volume, vapour volume, temperature and pressure, and accounting for the total quantity of the cargo on board. This document describes the use of common measurement systems on board LNG carriers, the aim of which is to improve the general knowledge and processes in the measurement of LNG for all parties concerned. This document provides general requirements for those involved in the LNG trade on ships and onshore.