Inability of Free-Interface Modes in Representing Stress Resultants Near the Free Interface

[+] Author and Article Information
Yoon Young Kim

School of Mechanical and Aerospace Engineering and Institute of Advanced Machinery Design, Seoul National University, Kwanak-Gu, Shinlim-Dong San 56-1 Seoul 151-742, Korea

Jeong Hoon Kang

Samsung Electronics Co., LTD, Paldal-Gu, Maetan-3 Dong 416 Suwon 442-742, Korea

J. Vib. Acoust 122(4), 409-411 (May 01, 2000) (3 pages) doi:10.1115/1.1309540 History: Received August 01, 1998; Revised May 01, 2000
Copyright © 2000 by ASME
Topics: Stress , Plasticity
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Grahic Jump Location
A bar with one end fixed and the other end loaded by force fj
Grahic Jump Location
(a) The longitudinal displacement U(x) and (b) the axial stress resultant F(x) of the bar shown in Fig. 1 excited at ω=π/4. The results are obtained with different numbers of normal modes.
Grahic Jump Location
A hypothetically extended bar from its original length L to Lh
Grahic Jump Location
The results obtained by means of hypothetically extended normal modes for (a) the longitudinal displacement and (b) the axial stress resultant of the same bar used for the results in Fig. 2



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