scholarly journals Energy Dissipation Associated with Gas‐Pumping in Structural Joints

1966 ◽  
Vol 40 (5) ◽  
pp. 1064-1072 ◽  
Author(s):  
G. Maidanik
Author(s):  
Ognjen Mijatović ◽  
Zoran Mišković ◽  
Ratko Salatić ◽  
Rastislav Mandić ◽  
Valentina Golubović-Bugarski ◽  
...  

Progress and demands of all types of constructions imposed the need for the development of modernstructures that are lightweight, but at the same time have high damping capacity and stiffness. Theconsequences of these requirements are increased dynamic problems related to vibrations anddissipative processes in structure connection joints. Structural joints are the main reason for thesignificant reduction of the level of energy dissipation and source of structural damping so thereforethey have become a subject of interest to many researchers. The aim of this paper is to present someproblems regarding research of structural damping and the importance of study Contact Mechanicsto better understand the problem of structural damping.


1962 ◽  
Vol 34 (5) ◽  
pp. 729-730
Author(s):  
Eric E. Ungar ◽  
Creighton M. Gogos

Author(s):  
K K Padmanabhan ◽  
A S R Murty

Metallic mating surfaces in machine joints offer an excellent source of energy dissipation, resulting in damped dynamic structural response, for example in machine tools. This paper describes the results of a series of experiments where the energy loss per cycle occurring at preloaded flat metallic interfaces subjected to cyclic tangential forces are measured. The effects of certain pertinent joint variables on the joint damping effectiveness are investigated. The results should be useful to the designers of machine tool structures, where damping occurring in joints is important.


1983 ◽  
Vol 105 (3) ◽  
pp. 369-373 ◽  
Author(s):  
C. F. Beards

The most significant source of damping inherent in a structure is that damping which occurs in the structural joints due to interfacial slip. Thus, particular emphasis should be put on controlling and increasing the damping which occurs in these joints if the dynamic response, stress, and noise of a structure are to be reduced. It is shown that an optimum joint clamping force exists for maximum energy dissipation due to slip, and that the resonance frequencies of structures can be controlled to some extent by adjusting the clamping and, hence, the slip, in joints. The application of joint damping to beam-like structures, plates, and frameworks is considered, and its effect on the vibration of these structures discussed.


1977 ◽  
Vol 54 (4) ◽  
pp. 577-588 ◽  
Author(s):  
R.S.H. Richardson ◽  
H. Nolle

Author(s):  
Krisztina Sebők-Nagy ◽  
László Biczók ◽  
Akimitsu Morimoto ◽  
Tetsuya Shimada ◽  
Haruo Inoue

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