Modeling of friction-stir butt-welds and its application in automotive bumper impact performance Part 2. Impact modeling and bumper crash performance
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-017-0612-4
Abstract: Ever increasing requirements regarding vehicle safety have led to rapid developments in various joining process. Among FSW widely used for Aluminum alloy welded structure of car body because of their remarkable performance in welding. For… read more here.
Keywords: bumper crash; part; impact; performance ... See more keywords
Finite element modeling of friction at the tool-chip-workpiece interface in high speed machining of Ti6Al4V
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2019.105100
Abstract: Abstract For achieving the accurate FE modeling of friction, a new analytical formula of the friction coefficient at tool-chip-workpiece interface is first derived, which takes into account the actual cutting tool's blunt radius rather than… read more here.
Keywords: modeling friction; tool chip; friction; tool ... See more keywords
Three-Dimensional Spherical DDA Method for Modeling Friction Problems
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Geomechanics"
DOI: 10.1061/(asce)gm.1943-5622.0000758
Abstract: AbstractThree-dimensional (3D) discontinuous deformation analysis (DDA) is very suitable for simulating large-displacement behavior of rock masses. One fundamental issue commonly encountered in 3D DDA is 3D friction problems. In this paper, a friction contact model… read more here.
Keywords: spherical dda; friction; method; friction problems ... See more keywords
Evaluation and Modeling of the Friction in Robotic Joints Considering Thermal Effects
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanisms and Robotics"
DOI: 10.1115/1.4045939
Abstract: The paper presents a second-order friction model for the joints of industrial robot manipulators that takes into account temperature effects. A solution based on a polynomial description of the friction is proposed. The theoretical analysis… read more here.
Keywords: friction robotic; temperature; robotic joints; friction ... See more keywords