化学热机的广义卡诺效率GENERALIZED CARNOT EFFICIENCY OF CHEMICAL HEAT ENGINES
苏山河,陈金灿
摘要(Abstract):
在热机和化学机模型的基础上,建立工作在具有不同温度和化学势的两个热物质源间的化学热机模型,导出效率的一般表示式(即广义卡诺效率),由此推出一系列有意义的结果。发现化学热机的效率即可大于工作在相同温度跨度下热机的卡诺效率,又可大于工作在相同化学势跨度下化学机的可逆效率。进而阐明这些结果不违背卡诺定理,符合热力学第二定律。
关键词(KeyWords): 热机;化学机;化学热机;卡诺定理;效率
基金项目(Foundation): 国家自然科学基金(批准号:11805159);; 高等学校热力学与统计物理课程教学研究项目(2019)
作者(Author): 苏山河,陈金灿
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