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两相流超压泄放过程热力学分析
引用本文:张学亮,刘向荣,衣春霞. 两相流超压泄放过程热力学分析[J]. 石油化工设备, 2002, 31(3): 31-34
作者姓名:张学亮  刘向荣  衣春霞
作者单位:1. 胜利油田兴达实业开发公司,山东东营,257068
2. 胜利油田现河采油厂,山东东营,257068
3. 胜利油田采油工艺研究院,山东东营,257068
摘    要:对超压泄放过程进行了热力学分析 ,推导了闪蒸两相流泄放等熵指数的表达式 ,对比分析了闪蒸和非闪蒸两相流泄放等熵指数的差别 ,给出了纯气体或蒸气、闪蒸和非闪蒸两相流泄放过程泄放量计算的统一表达式。

关 键 词:两相流  超压泄放  闪蒸流
文章编号:1000-7466(2002)03-0031-04
修稿时间:2001-11-25

Thermodynamic analysis of the overpressure relief for two-phase flow
ZHANG Xue liang ,?LIU Xiang rong ,?YI Chun xia. Thermodynamic analysis of the overpressure relief for two-phase flow[J]. Petro-Chemical Equipment, 2002, 31(3): 31-34
Authors:ZHANG Xue liang   ?LIU Xiang rong   ?YI Chun xia
Affiliation:ZHANG Xue liang 1,?LIU Xiang rong 2,?YI Chun xia 3
Abstract:A thermodynamic analysis of the overpressure relief is conducted. An expression is derived for the isentropic exponent for flashing flow. A comparison is made between the isentropic exponents for flashing flow and non flashing flow. A generalized relief capacity correlation is given for gas, vapor, mixed two phase of vapor and liquid for flashing flow and non flashing flow.
Keywords:two phase  overpressure relief  flashing flow
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