不同工质条件下污水源冷热水机组的性能分析  

Performance analysis of a wastewater source plant both as a waterchiller and a heat pump with different working substance

作　　者：付红春[1] 袁正明[1] 

机构地区：[1]中国瑞林工程技术有限公司,江西南昌330002

出　　处：《节能》2009年第3期37-39,共3页Energy Conservation

摘　　要：介绍污水源冷热水机组的工作原理及污水的特性,推导出了污水源冷热水机组在制冷和热泵工况下的各个设备的损失、整个机组的效率以及一次能源利用率的计算公式。分析比较不同工质条件下机组在夏季制冷和冬季制热工况时,整个机组的效率、机组COP值、一次能源利用率等,得出R407C是污水源热泵理想工质的结论。The working principles of wastewater source plant both as a water chiller and a heat pump and performances of wastewater were briefly introduced in this paper.Then,calculating formulas on exergy destroys in refrigeration and heat pump states of main units in wastewater source plant,exergy efficiency of this kind of plant and primary energy rate were minutely stated ,which were used to analyze and compare exergy destroys in main units and exergy efficiency of the plant and PER with different temperature wastewater sources in refrigeration and heat pump states.According to the results,R407C was the ideal working substance.

关 键 词：污水源 冷热水机组 (火用)效率 一次能源利用率 

分 类 号：TU833.3[建筑科学—供热、供燃气、通风及空调工程] TU831.3