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Keywords: stability
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Journal Articles
Article Type: Research Papers
J. Appl. Mech. September 2021, 88(9): 091006.
Paper No: JAM-21-1095
Published Online: May 24, 2021
... . Section 4.2 presents a parametric study on post-buckling response of axially compressed cylindrical panels conducted for panels with varying dimensions, and design contours are provided for NSD cylinders with a specific radius and body thickness. shells stability buckling post-buckling...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2021, 88(1): 011006.
Paper No: JAM-20-1243
Published Online: October 23, 2020
.... equilibrium stability potential forces circulatory forces rank conditions dynamics We consider a holonomic scleronomic mechanical system with n degrees-of-freedom, described by generalized coordinates q ∈ R n . The kinetic energy has the form E k = q ˙ T M ( q...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. August 2018, 85(8): 081006.
Paper No: JAM-18-1109
Published Online: June 1, 2018
...Zhangxian Yuan; George A. Kardomateas This is a series of two papers in which the nonlinear stability behavior of sandwich panels is investigated. This part presents the buckling behavior and focuses on the critical load and the buckling mode. The buckling analysis is based on the extended high...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. July 2016, 83(7): 071005.
Paper No: JAM-16-1108
Published Online: May 5, 2016
... received March 9, 2016; published online May 5, 2016. Editor: Yonggang Huang. 25 02 2016 09 03 2016 Mechanical properties of materials Smart materials Stability Structures Active motions occur in all kinds of organisms, tissues and cells in the living creatures. In plants...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. July 2016, 83(7): 071002.
Paper No: JAM-16-1115
Published Online: April 20, 2016
... Nanostructure Stability Transition Pressurized blister tests are commonly used to measure mechanical and adhesion properties of thin films and coatings [ 1 – 4 ]. Several types of blister tests have been developed, including the standard blister test, island blister test, constrained blister test...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. January 2014, 81(1): 011002.
Paper No: JAM-12-1402
Published Online: August 22, 2013
.... In particular, we consider the stability and postbuckling behavior of both isotropic and composite shells. The solution is based on the relationships for the cubic version of nonlinear Timoshenko-type shell theory. A comparison is made with the well-established quadratic version, as well as analytical solutions...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2012, 79(1): 011007.
Published Online: December 8, 2011
... in the longitudinal and transverse directions are usually designed to control the vibration near the simultaneous subharmonic and internal resonance where system damage is probable. The theoretical results are obtained by applying the multiple scale perturbation technique (MSPT). The stability of the obtained...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2011, 78(3): 031003.
Published Online: February 1, 2011
... the nonlinear behavior of one clamped microbeam actuated by a combined dc/ac scheme. The beam displacement is analyzed as a function of both the magnitude and the frequency of the ac voltage. Finally, the actuating conditions, which ensure the stability of the microbeam, are identified by reference to phase...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2011, 78(1): 011018.
Published Online: October 26, 2010
...Xiao-Dong Yang; Li-Qun Chen; Jean W. Zu The vibrations and stability are investigated for an axially moving rectangular antisymmetric cross-ply composite plate supported on simple supports. The partial differential equations governing the in-plane and out-of-plane displacements are derived...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2011, 78(1): 011020.
Published Online: October 26, 2010
... of the DQM. The application of the formulation is then shown by solving some moving load class of problems (i.e., moving force, moving mass, and moving oscillator problems). The stability property and computational efficiency of the scheme are also discussed in detail. Numerical results show...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2011, 78(1): 011001.
Published Online: October 8, 2010
... the magnitude of σ y c r and thus stabilize the web. To determine the value of n , which is correct for a given value of σ x , requires consideration of minimum energy. For given values of a , b , and n , note that Eq. 3 is a linear relationship between σ y...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. November 2010, 77(6): 061012.
Published Online: September 1, 2010
... oscillations position control vehicle dynamics wheels bicycle dynamics bursting phenomena d’Alembert’s principle multibody mechanics stability time-varying linear systems cambered roads The earliest and most widely recognized studies of bicycle dynamics are by Carvallo ( 1 ) and Whipple...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2010, 77(3): 031005.
Published Online: February 4, 2010
...Johan Blaauwendraad Since Haringx introduced his stability hypothesis for the buckling prediction of helical springs over 60 years ago, discussion is on whether or not the older hypothesis of Engesser should be replaced in structural engineering for stability studies of shear-weak members...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. July 2009, 76(4): 041007.
Published Online: April 22, 2009
...Jinyu Zhu; W.-C. Xie; Ronald M. C. So; X. Q. Wang The dynamic stability of a two degrees-of-freedom system under bounded noise excitation with a narrowband characteristic is studied through the determination of moment Lyapunov exponents. The partial differential eigenvalue problem governing...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2009, 76(3): 031002.
Published Online: March 5, 2009
... for an expected time interval between outbreaks in the intermittent response. Fokker-Planck equation Markov processes partial differential equations probability stability Classical definitions of stability and instability deal with long-term behavior of dynamic systems, that is, behavior at t...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2009, 76(3): 031001.
Published Online: March 3, 2009
...Wei-Chau Xie; Qinghua Huang Moment Lyapunov exponents are important characteristic numbers for describing the dynamic stability of a stochastic system. When the p th moment Lyapunov exponent is negative, the p th moment of the solution of the stochastic system is stable. Monte Carlo simulation...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. November 2008, 75(6): 061002.
Published Online: August 15, 2008
... mechanical engineering computing nonlinear dynamical systems nonlinear functions prototypes robust control stability The initialization of neural networks is the foremost step in training them to approximate functions. This critical step affects both the speed and precision of training...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. July 2008, 75(4): 041007.
Published Online: May 13, 2008
... eigenvalues and eigenfunctions Galerkin method mechanical stability Newton-Raphson method partial differential equations shells (structures) vibrations shell panels stability limit points Galerkin technique axial compression The changes in the plate and shell panel vibration...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. March 2008, 75(2): 021012.
Published Online: February 25, 2008
..., vehicles running on rough roads, airplanes in turbulent streams, etc. The common property of the loads is their uncertainty, or the stochastic effect. In order to perform analytical analysis to these systems, mathematical models are required under the framework of stochastic dynamics and stability...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. January 2008, 75(1): 014502.
Published Online: January 14, 2008
...D. Ingman; J. Suzdalnitsky The need to take into account the oscillation of a system is a special feature in the linear problem of the stability of a cantilevered rod under a follower force. Involvement of viscoelastic materials leads to damping of the oscillation hence to overestimation...