Paper Title:

Research on the Clearance Seal in Stirling Refrigerator

Periodical Advanced Materials Research (Volume 510)
Main Theme Machinery, Materials Science and Engineering Applications
Edited by Quanjie Gao
Pages 54-58
DOI 10.4028/www.scientific.net/AMR.510.54
Citation Dong Ya Yang et al., 2012, Advanced Materials Research, 510, 54
Online since April, 2012
Authors Dong Ya Yang, Zhen Ning Lei, Jun Gong, Gui Gao, Qin Fan Ma
Keywords Clearance Seal, Leakage Losses, Stirling Refrigerator
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Abstract

The regenerator of Stirling refrigerator is normally installed a contact sliding sealing ring, but if the sliding sealing ring working hour is overlong, it would cause wear heavily, and reduce the service life. This paper focus on resolving this problem: use a clearance seal device, which without leakage under the high pressure test, instead of the sliding sealing device. Meanwhile, use the clearance seal device would eliminate contact wear which would cause the leakage losses. Therefore it is fairly important to establish a theoretical model to imitate leakage process in the clearance seal device, analyze the factors which influence clearance seal, and find a solution to improve clearance seal in Stirling refrigerator.