OPTIMAL PERFORMANCE OF ENDOREVERSIBLE CYCLES FOR ANOTHER LINEAR HEAT-TRANSFER LAW

被引:15
作者
CHEN, JC [1 ]
YAN, ZJ [1 ]
机构
[1] XIAMEN UNIV,DEPT PHYS,XIAMEN,PEOPLES R CHINA
关键词
D O I
10.1088/0022-3727/26/10/007
中图分类号
O59 [应用物理学];
学科分类号
摘要
Optimal performance of endoreversible cycles is studied systematically based on another linear heat transfer law (the heat-flux q is-proportional-to DELTA(1/T)) in irreversible thermodynamics instead of Newton's law. First, a fundamental optimum formula for endoreversible cycles is derived by using a three-heat-source cycle model. Then, the formula is used to deduce the performance bounds of various endoreversible cycles. Some new results are obtained. These results are compared with those obtained by using Newton's law. Consequently, the common characters and the main differences of an endoreversible cycle for the two linear heat transfer laws are expounded. Finally, the effect of finiteness of the high-temperature heat source on the optimal performance of an endoreversible cycle for the two linear heat transfer laws is discussed.
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收藏
页码:1581 / 1586
页数:6
相关论文
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