Experimental study on the performance of the labyrinth sealing displacer for 10 K G-M refrigerator

Hao, X.H., Ju, Y.L. and Lu, Y.J. (2011) Experimental study on the performance of the labyrinth sealing displacer for 10 K G-M refrigerator. Cryogenics, 51(4), pp. 187-191. (doi: 10.1016/j.cryogenics.2011.01.009)

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Abstract

The new labyrinth sealing displacers have been designed and optimized for improving the cooling performance, the operating stability as well as the life-time of the two-stage G-M refrigerator. The geometries that influencing the performance of the labyrinth sealing displacers, including the shape and quantity of the groove, the material of the displacer, and the regenerator packing method were experimentally tested and analyzed. The experimental measurements indicated that among these factors, the quantity of the groove and the material of the displacer were critical to improve the performance of the labyrinth sealing for the two-stage 10 K G-M refrigerator.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Lu, Dr Yiji
Authors: Hao, X.H., Ju, Y.L., and Lu, Y.J.
College/School:College of Science and Engineering > School of Engineering > Systems Power and Energy
Journal Name:Cryogenics
Publisher:Elsevier
ISSN:0011-2275
ISSN (Online):1879-2235
Published Online:04 February 2011

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