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纯烃物质的过热与过减压极限

林文胜 顾安忠

天然气化工2000,Vol.25Issue(2):54-57,4.
天然气化工2000,Vol.25Issue(2):54-57,4.

纯烃物质的过热与过减压极限

Limits of superheat and super depressurization of pure hydrocarbons

林文胜 1顾安忠1

作者信息

  • 1. 上海交通大学制冷与低温工程研究所,上海
  • 折叠

摘要

Abstract

Several methods for calculating limits of superheat,such as the state equation m ethod,the molecular aggregation,the kinetic theory and the fluctuation theory,ar e introduced and evaluated.Limits of superheat and super depressurization of pu r e hydrocarbons are calculated.It turns out that the RK equation is sufficiently accurate for most of these pure hydrocarbons,while the fluctuation theory is ver y good for light hydrocarbons.Typical results of the limits of superheat and su p er-depressurization for methane and propane are given,and the critical liquid st orage conditions that can lead to limits of super depressurization are analysed.

关键词

过热极限/过减压极限/亚稳态

Key words

limit of superheat/limit of super depressurizat ion/metastable state

分类

化学化工

引用本文复制引用

林文胜,顾安忠..纯烃物质的过热与过减压极限[J].天然气化工,2000,25(2):54-57,4.

天然气化工

OA北大核心CSCDCSTPCD

1001-9219

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