Detection of pre-crack fatigue damage in a U.S. army MH-47E Chinook aft rotor shaft

IEEE Aerospace Conference Proceedings

Volumn , Issue , 2008, Pages

  Granger II, Dennis ^a   Rideout, Curtis A ^b   Yano, Steve ^b   White, David J ^c  

^a US Army AMRDEC Development   (United States)

^b Positron Systems Incorporated   (United States)

^c Spectra Technical Solutions   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACCUMULATED FATIGUE DAMAGE; AND DETECTION; CRITICAL AREAS; CRITICAL COMPONENTS; DESIGN LIFE; FATIGUE ANALYSES; FATIGUE DAMAGE ACCUMULATION; FINITE ELEMENT ANALYSIS; HELICOPTER DYNAMIC COMPONENTS; INSPECTION INTERVALS; LOCAL STRESSES; MATERIAL DAMAGES; MATERIAL DEGRADATION; NON-DESTRUCTIVE EVALUATION; OPERATIONAL FLIGHTS; OPERATIONAL LIFE; POTENTIAL BENEFITS; PRE CRACKS; PROBABILITY OF FAILURE; REMAINING USEFUL LIFE; ROTOR SHAFTS; STRUCTURAL COMPONENTS; TEST RESULTS; TOOTH ROOT; U.S. ARMY; USEFUL LIFE;

CRACK DETECTION; DAMAGE DETECTION; DEGRADATION; FATIGUE OF MATERIALS; FATIGUE TESTING; FINITE ELEMENT METHOD; FLIGHT DYNAMICS; HOUSING; INSPECTION; LIFE CYCLE; METAL VAPOR LAMPS; MINE SHAFTS; RISK ASSESSMENT; SPLINES; SULFATE MINERALS; TECHNOLOGY; TESTING;

FATIGUE DAMAGE;

EID: 49349102278     PISSN: 1095323X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/AERO.2008.4526601     Document Type: Conference Paper

References (7)

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7. United States Patent Number 6,178,218 Bl, "Nondestructive Examination Using Neutron Activated Positron Annihilation," January 23, 2001.