GB/T 30491.1-2014
ActiveNatural gas—Calculation of thermodynamic properties—Part 1: Gas phase properties for transmission and distribution applications
天然气 热力学性质计算 第1部分：输配气中的气相性质
Application Summary AI generated
This standard specifies methods for calculating the gas phase thermodynamic properties of natural gas, such as density, compressibility factor, and enthalpy, specifically for transmission and distribution applications. It is applied by pipeline operators and gas utilities in China to ensure accurate flow measurement, pipeline capacity planning, and energy content determination under varying pressure and temperature conditions. The standard is essential for custody transfer, system design, and operational efficiency in the natural gas supply chain.
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