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A mathematical model of variable displacement swash plate compressor for automotive air conditioning system
Tian, CQ ; Liao, YF ; Li, XT
2010-05-11 ; 2010-05-11
关键词air conditioning automobile modelling variable displacement compressor variation volume comparison experiment Thermodynamics Engineering, Mechanical
中文摘要A mathematical model of control mechanism used in the variable displacement swash plate compressor (VDSC) is developed firstly based on the force balance equation, mass and energy conservation equation. The model of moving components dynamics is developed then by analyzing the forces and force moments acting on the pistons and the swash plate. The compression process model is obtained by fitting the data from our experiments. And finally, the steady-state mathematical model of VDSC is developed by combining the three sub-models above. In order to verify the mathematical model, a test bench for control mechanism and the test system for VDSC have been established, and the simulated results agree well with the experimental data. The simulation results show that, like the variable displacement wobble plate compressor, there are four operation modes for the VDSC, i.e. constant rotary speed and constant piston stroke length (PSL), variable rotary speed and constant PSL, constant rotary speed and variable PSL, variable rotary speed and variable PSL, which have included almost all operation modes of the refrigeration compressor in common use. And there is a hysteresis zone and multiple-valued relationship between the compressor parameters when PSL changes. (c) 2005 Elsevier Ltd and IIR. All rights reserved.
语种英语 ; 英语
出版者ELSEVIER SCI LTD ; OXFORD ; THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND
内容类型期刊论文
源URL[http://hdl.handle.net/123456789/26066]  
专题清华大学
推荐引用方式
GB/T 7714
Tian, CQ,Liao, YF,Li, XT. A mathematical model of variable displacement swash plate compressor for automotive air conditioning system[J],2010, 2010.
APA Tian, CQ,Liao, YF,&Li, XT.(2010).A mathematical model of variable displacement swash plate compressor for automotive air conditioning system..
MLA Tian, CQ,et al."A mathematical model of variable displacement swash plate compressor for automotive air conditioning system".(2010).
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