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跨临界循环高温热泵的控制方法
引用本文:王周,唐连伟,郭雪峰. 跨临界循环高温热泵的控制方法[J]. 节能技术, 2008, 26(5)
作者姓名:王周  唐连伟  郭雪峰
作者单位:1. 中原工学院能源与环境学院,河南,郑州,450007
2. 河南省人防建筑设计研究院有限公司,河南,郑州,450004
3. 上海沪闵建筑设计院有限公司,上海,200000
摘    要:
跨临界循环高温热泵系统中,对循环高压、负荷的控制是保证系统稳定、高效运行的关键.本文介绍了几种在高温热泵跨临界循环中对循环高压的控制方法,如毛细管控制法、膨胀阀控制法等,以及系统负荷的频率控制法,并讨论了各自的优缺点.在此基础上,提出在满足负荷要求的前提下,压缩机最优频率的调节和系统最优循环高压控制相结合的控制策略.

关 键 词:跨临界循环  高温热泵  循环高压  负荷  控制

The Control Method of Transcritical High Temperature Heat Pump System
WANG Zhou,TANG Lian-wei,GUO Xue-feng. The Control Method of Transcritical High Temperature Heat Pump System[J]. Energy Conservation Technology, 2008, 26(5)
Authors:WANG Zhou  TANG Lian-wei  GUO Xue-feng
Affiliation:WANG Zhou1,TANG Lian-wei2,GUO Xue-feng3 (1.School of Energy & Environment Engineering,Zhongyuan University of Technology,Zhengzhou 450007,China,2.Henan Province Civil Air Defence Architectural Design & Research Insitute Ltd,Zhengzhou 450004,3.Shanghai Humin Architectural Design Institute CO.,Ltd,Shanghai 200000,China)
Abstract:
The control of the high heat rejection pressure and system load is the key of keeping the system to work stably and efficiently in the high temperature transcritical heat pump system.Introduce several methods on the control of the circle pressure in high temperature transcritical heat pump system,such as the capillary control,the expansion valve control,and the system load control and so on.Dicuss their advantages and weakness briefly in this paper.Base on the above,an optimum method,which combines the opti...
Keywords:the optimum pressure in transcrtical system  control  the optimum frequency  
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