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NASA Goddard Cryogenics Group

SPACEFLIGHT CRYOCOOLER INTEGRATION ISSUES AND TECHNIQUES

L. M. Sparr,1 S. H. Castles,1 I. S. Banks,2 E. F. James,2 W. J. Gully,3 E. J. Krolichek,4 N. W. Madden,5 and R. A. Hopkins,3

1Cryogenics, Propulsion and Fluid Systems Branch
NASA/Goddard Space Flight Center
Greenbelt, MD, 20771, USA
2McDonnell Douglas Corp.
Seabrook, MD, 20706, USA
3Ball Aerospace Corp.
Boulder, CO, 80306, USA
4Swales Inc.
Seabrook, MD, 20706, USA
5Lawrence Berkeley Laboratory
Berkeley CA, 94720, USA

ABSTRACT

NASA/GSFC personnel in cooperation with other researchers are currently investigating a number of issues regarding the integration of cryocoolers into space flight missions. These issues include (I) integration of space flight cryocoolers with detector assemblies, (II) cryocooler-to-spacecraft interactions and vibration suppression with space flight and tactical cryocoolers, and (III) developments in cryogenic capillary pump loop technology to interface multiple cryocoolers to a common load.

Advances in Cryogenic Engineering, Vol. 41, p. 1105 (1996).