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《JOURNAL OF PROPULSION TECHNOLOGY》 1998-05
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DISCUSSION OF DISTINGUISHING BLADE CRACKS ON VIBRATION MODELS

Xu Kejun Chen Hua Jiang Longping(Dept.of Mechanical Engineering,Navy Aviation Technique Academy,Qingdao,266041)  
A method for distinguishing the position and depth of cracks on the flexural vibration models in a blade is presented.It is assumed that the blade is a nontorsional beam with rectangular cross section,and the open cracks extend through the width of the beam with constant depth.Finally,discussion and suggestion are offered on a diagnostic system of blade cracks
【CateGory Index】: V263.6,V232.4
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