用于空调系统的湿空气循环制冷机性能分析Performance Analysis of Moist Air Cycle Refrigerator Used in Air Conditioning System
张振迎
ZHANG Zhen-ying(Hebei Polytechnic University
摘要(Abstract):
针对用于空调系统中的湿空气循环制冷机性能进行了数值模拟研究,对循环中各部件建立了热力学计算模型,分析了循环压比、空气湿度、设计参数、部件效率等相关因素对循环性能和送风温湿度的影响,指出了湿空气循环制冷机的特性和提高效率的途径。
The performance of moist air cycle refrigerator used in air conditioning system was investigated.The components were modeled using the thermodynamic relations. The factors on the performance and sending air temperature and humidity were analyzed such as pressure ratio,humidity,designing parameters and efficiency of the components,and the characteristics of cycle and some approaches to improve the cycle performance have been presented.
关键词(KeyWords):
空调;湿空气循环制冷机;循环性能;热力模型
air conditioning;moist air cycle refrigerator;performance;thermodynamic model
基金项目(Foundation):
作者(Author):
张振迎
ZHANG Zhen-ying(Hebei Polytechnic University
参考文献(References):
- [1]Riffat S B,Afonso C F,Oliveira A C,et al.NaturalRefrigerants for Refrigeration and Air-ConditioningSystems[J].Applied Thermal Engineering,1997,17(1):33-42.
- [2]杜建通.空气制冷循环的特性及其在制冷空调中应用的关键技术[J].低温与超导,1999,27(8):33-39.
- [3]Spence S W T,Doran W J,Artt D W.Design,con-struction and testing of an air-cycle refrigeration systemfor road transport[J].International Journal of Refrige-ration,27/5(2004)503-510.
- [4]孙郁,侯予.逆布雷顿循环空气制冷机的性能分析[J].低温工程,2006(1):27-30.
- [5]张振迎.双级压缩空气循环的性能与优化研究[J].制冷空调与电力机械,2006,27(2):26-29.
- [6]张振迎,廖胜明.列车空调用空气循环制冷系统的对比研究[J].建筑热能通风空调,2006,25(1):35-38.
- [7]刘宝霞,徐让书.空气循环制冷与除湿装置研究[J].流体机械,2006,34(4):71-74.
- [8]Klein S,Alvarado F.Engineering equation solver[M].F-chart software,Middleton,WI,2000.
- [9]Huber M,Gallagher J,McLinden M,et al.NISTTher-modynamic Properties of Refigerants and RefrigerantMixtures Version 5.0[M].National Insititute of Stand-ards and Technology,USA,1998.