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蒸发热的微扰展开
引用本文:徐小华 求知. 蒸发热的微扰展开[J]. 东华理工学院学报, 1996, 0(3): 36-39,43
作者姓名:徐小华 求知
作者单位:抚州师专物理系!江西临川344000
摘    要:
本文把液体系统中的排斥势作为相互作用势的主要部分,吸收势作为微扰,由微扰方法导出计算潜热的有关公式,给出分子相互作用势,就可由这些公式求得潜热与温度的关系,为工程上的计算提供了理论依据。

关 键 词:统计热力学 汽液平衡 微扰理论 蒸发热

Perturbation Expansion on the Heat of Vaporization
Xu Xiaohua, Qiu zhi. Perturbation Expansion on the Heat of Vaporization[J]. Journal of East China Institute of Technology, 1996, 0(3): 36-39,43
Authors:Xu Xiaohua   Qiu zhi
Abstract:
This paper points out that in liquid the molecules that acttract each other is much smaller than that repel each other. A expansion on the heat of vaporization has been dirived by perturbation theory.If the interactions in liquid are known,we can transform the expansion into a relation between the heat of vaporization and the temperature, for calculation of the heat of vaporization has been afforded a theoretic basis in engineering.
Keywords:statistical thermodynamic  Var-Liquid equilibria  perturbation theory
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