Prediction of Equipment Failures by Acoustical Signature Analysis - Phase 1
Final letter rept. Aug 1974-Nov 1976
ABERDEEN PROVING GROUND MD MATERIEL TESTING DIRECTORATE
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Magnetic tapes of vibration from 12 cylinder, AV-1790-7 engines before and after repair were analyzed. A computer program OP-SEEKER determined from the vibration which engines were faulty needing repair and which were not. Although only 6 different engines were examined a larger sample size would have been a better test of OP-SEEKER, 100 success was obtained.
- Reciprocating and Rotating Engines