...Dong Xiang; Yinhua Shen; Yaozhong Wei; Mengxing You The dissipative contact force model plays a key role in predicting the response of multibody mechanical systems. Contact-impact event can frequently take place in multibody systems and the impact pair is often affected by supporting forces which...

... Multibody system dynamics Nonlinear dynamical systems Design optimization Robotics Impact Contact Friction modeling Numerical Integration methods Bio-mechanical systems Biological systems Dynamics Stability of nonlinear systems Design sensitivity Nonlinear systems Mechanism systems...

...Nicholas Candelino; Nader Jalili There have been a variety of attempts to model the quasi-static and high energy impact dynamics of vertically aligned carbon nanotube (VACNT) pads. However, very little work has focused on identifying the behavior at the midlevel frequencies that may occur...

...N. Dolatabadi; S. Theodossiades; S. J. Rothberg Piston impacts against the cylinder liner are the most significant sources of mechanical noise in internal combustion (IC) engines. Traditionally, the severity of impacts is reduced through the modification of physical and geometrical characteristics...

... mechanics Impact Non-smooth dynamics Nonlinear oscillations Structural dynamics Impact Contact Friction modeling Contact modeling Vibration This paper concerns the forced response of multiple elastic bodies that are subject to unilateral constraints or intermittent contact between...

...; final manuscript received March 26, 2018; published online April 27, 2018. Assoc. Editor: Bernard Brogliato. 14 07 2017 26 03 2018 Impact Non-smooth dynamics Nonlinear dynamical systems Contact modeling Billiards, i.e., those dynamical systems modeling the free motion...

... OF C OMPUTATIONAL AND N ONLINEAR D YNAMICS . Manuscript received November 21, 2017; final manuscript received March 29, 2018; published online April 18, 2018. Assoc. Editor: Corina Sandu. 21 11 2017 29 03 2018 Impact Multibody system dynamics Nonlinear dynamical systems...

... received August 21, 2017; published online October 31, 2017. Assoc. Editor: Corina Sandu. 09 12 2016 21 08 2017 Impact Reduced-Order models Structural dynamics Contact Friction modeling Current aircraft turbo-engines consist of multistage rotating bladed disks assemblies...

... ,   v i , w ] T   represents the relative velocity at the contact point between the two bodies expressed in the local reference frame { n i ,   u i ,   w i }. Herein, all impacts are considered inelastic; i.e., the restitution coefficient is zero...

... 11 2016 10 07 2017 Chaotic dynamics Computational kinematics Non-smooth dynamics Nonlinear oscillations Impact Contact Friction modeling Dynamics Vibration During downhole drilling operations for extraction of oil and gas, different types of undesired vibrations occur...

... a framework that can be easily used with a variety of impact laws, however, in order to visualize jam and lift-off in a numerical simulation, we choose to use a recently developed energetic impact law as it is capable of achieving a unique forward solution in time. Further, we will use this framework...

... Impact Non-smooth dynamics Nonlinear dynamical systems Nonlinear phenomena Impact Contact Friction modeling Stability of nonlinear systems Contact modeling Bells are one of the oldest musical instruments which still play an important role in culture and religion. They were invented...

... 03 2017 Impact Nonlinear dynamical systems Contact modeling References [1] Hoover , W. G. , and Moran , B. , 1992 , “ Viscous Attractor for the Galton Board ,” Chaos , 2 ( 4 ), pp. 599 – 602 . 10.1063/1.165866 [2] Hoover , W. G. , 1991 , Computational...

.... In this case, the impact between the prosthesis and stapes is important. Therefore, the reconstructed middle ear is modeled as a two degree-of-freedom system with a nonlinear shape memory element and soft impact to represent its behavior when the prosthesis is not properly placed or fixed. The properties...

...Ugo Andreaus; Paolo Baragatti; Maurizio De Angelis; Salvatore Perno Shaking table tests have been carried out to investigate the pounding phenomenon between a mass and two-sided shock absorbers, subject to sinusoidal excitations. In an effort to investigate the effectiveness of such an impact...

...Barbara Blazejczyk-Okolewska; Krzysztof Czolczynski; Andrzej Okolewski A vibrating system with impacts, which can be applied to model the cantilever beam with a mass at its end and two-sided impacts against a harmonically moving frame, is investigated. The objective of this study is to determine...

...Lindsay Moir; Davide Piovesan; Anne Schmitz Musculoskeletal simulations can be used to determine loads experienced by the ligaments and cartilage during athletic motions such as impact from a drop landing, hence investigating mechanisms for injury. An open-source discrete element knee model...

...Arindam Bhattacharjee; Anindya Chatterjee We study a ball-beam impact in detail; and in particular, we study the interplay between dissipation and modal truncation. With Hertzian contact between a solid ball and an Euler–Bernoulli beam model, we find using detailed numerical simulations that many...

...Van-Du Nguyen; Huu-Cong Nguyen; Nhu-Khoa Ngo; Ngoc-Tuan La This paper presents a development in design, mathematical modeling, and experimental study of a vibro-impact moling device, which was invented by the author before. A vibratory unit deploying electromechanical interactions of a conductor...

... online September 7, 2017. Assoc. Editor: Stefano Lenci. 30 11 2016 11 02 2017 Computational kinematics Computational mechanics Experimental dynamics Nonlinear dynamical systems Impact Contact Friction modeling Dynamics Spent nuclear fuel is settled in a spent fuel...