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Optimization of cold head for miniature stirling cryocooler

DSpace at IIT Bombay

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Title Optimization of cold head for miniature stirling cryocooler
 
Creator AGRAWAL, HK
NARAYANKHEDKAR, KG
 
Description Small capacity Stirling cryocoolers for space-borne applications generally use linear electromagnetic drives (also called linear motors) for long life, maintenance free operation and high reliability. Such motors are normally of moving coil type. The performance prediction of such miniature Stirling cryocoolers is very critical and is governed by principal design parameters. The performance of a cryocooler depends on various losses such as loss due to regenerator ineffectiveness, temperature swing loss, shuttle conduction loss, P-V loss, etc. In this paper, the optimization of a cold head for a given opposed piston compressor has been carried out considering above losses using cyclic simulation and with COP and refrigerating effect as optimization parameters for a cold head temperature of 70 K.
 
Publisher AMER INST PHYSICS
 
Date 2011-10-23T09:06:32Z
2011-12-15T09:11:04Z
2011-10-23T09:06:32Z
2011-12-15T09:11:04Z
2002
 
Type Proceedings Paper
 
Identifier ADVANCES IN CRYOGENIC ENGINEERING, VOL 47, PTS A AND B,613,1157-1164
0-7354-0059-8
0094-243X
http://dspace.library.iitb.ac.in/xmlui/handle/10054/15082
http://hdl.handle.net/100/1831
 
Source Joint Cryogenic Engineering Conference/International Cryogenic Materials Conference,MADISON, WI,JUL 16-20, 2001
 
Language English