Probing nonmonotonic variation of terminal relaxation in star-linear blends with a fast slip link model

2021 ◽  
Vol 65 (5) ◽  
pp. 943-957
Author(s):  
Sachin Shanbhag
2018 ◽  
Vol 73 (1) ◽  
pp. 139-156
Author(s):  
Nadia J. Vendrig ◽  
Lia Hemerik ◽  
Ilona J. Pinter ◽  
Cajo J.F. Braak

2006 ◽  
Vol 129 (2) ◽  
pp. 293-303 ◽  
Author(s):  
Gerald T. Cashman

Elevated temperature data for powder metallurgy alloy René 95 generated in vacuum are presented to demonstrate that the life differences observed between surface and internally initiated failures are due to an environmental effect. The transition in behavior from a mode at low stress dominated by internal initiations to a surface dominated mode at high stress is quantitatively described in terms of both a weakest-link model and a local strain relationship. A fatigue failure mechanism is provided that explains that the natural selection of initiation site is based upon the concept that the site displaying the highest local cyclic plastic strain is the location where fatigue initiates.


2008 ◽  
Vol 7 (2) ◽  
pp. 165-183 ◽  
Author(s):  
Johannes G.L. Thijssen ◽  
Beatrice I.J.M. Van der Heijden ◽  
Tonette S. Rocco

Robotica ◽  
1989 ◽  
Vol 7 (2) ◽  
pp. 165-168 ◽  
Author(s):  
A. Bodner

SUMMARYA method was developed that takes into account flexibility of robot links in the inverse dynamics calculations. This method uses the Newton-Euler equations and is applicable for special case systems that allow for only a small degree of flexibility. Application of the method should improve the accuracy of the position of the end effector during motion of the robot.The results of this study show that the method can be based entirely on an existing rigid-link model with only minimal changes required as additions. The computational complexity of the method is discussed briefly as well and indicates an increase of computations of slightly more than a factor of two as compared to a rigid-link model for the same robot geometry.


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