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热能转换成电能转换率多少
更新时间: 2020-09-15 00:00:00  

热能转换成电能的转换率是与热源的温度密切相关的。

卡诺定理指出了热能转换为功的最大效率,而功可以接近于百分之百转化为电能(前提是无摩擦的理想情况),所以电能最大转化率可以为1-T0/T1,其中T0为环境温度、T1为热源温度,显然热源温度与环境温度相差越大,则转换效率越接近于1、

关键词: 热能 转换 电能 转换率 多少

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