实际闭式中冷回热布雷顿循环新析

工程热物理学报 , 2003, 24(3): 371-374.

1.海军工程大学三系,湖北,武汉,430033

2.海军工程大学三系,湖北,武汉,430033

3.海军工程大学三系,湖北,武汉,430033

基金项目: 国家重点基础研究发展计划(973计划)(G2000026301) 全国高等学校优秀博士学位论文作者专项基金(200136)

NEW ANALYSIS OF A REAL CLOSED INTERCOOLED REGENERATED BRAYTON CYCLE

用有限时间热力学方法分析了变温热源条件下实际闭式中冷回热布雷顿循环的性能,导出了无因次功率及效率的解析式.由数值计算,分析了循环最优功率和最优效率时的最佳中间压比分配,并研究了中冷度等一些主要循环参数对性能的影响,发现了不管有无回热,中冷都可以提高循环效率这一新结果.

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