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Detecting Leaks With An Infrared CameraProposed test reveals small leak in gas pipe - for example, leak through fatigue crack induced by vibration - even though insulation covers pipe. Infrared-sensitive video camera aimed at part(s) containing suspected leak(s). Insulated pipe pressurized with gas that absorbs infrared light. If crack were present, escaping gas travels along outside of pipe until it reached edge of insulation. Gas emerging from edge of insulation appears as dark cloud in video image.
Document ID
19940000301
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Easter, Barry P. (Rockwell International Corp.)
Steffins, Alfred P., Jr. (Rockwell International Corp.)
Date Acquired
August 16, 2013
Publication Date
May 1, 1994
Publication Information
Publication: Laser Tech. Brief.
Volume: 2
Issue: 2
Subject Category
Physical Sciences
Report/Patent Number
MFS-29892
Accession Number
94B10301
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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