New Estimates of Solution to Coupled System of Damped Wave Equations with Logarithmic External Forces by Loay Alkhalifa, Khaled Zennir

“…In the paper, we consider new stability results of solution to class of coupled damped wave equations with logarithmic sources in ℝn. …”
Get full text

Asymptotic Dichotomy in a Class of Fourth-Order Nonlinear Delay Differential Equations with Damping by Chengmin Hou, Sui Sun Cheng

Get full text

Optimal Design and Dynamic Performance Analysis Based on the Asymmetric-Damping Vehicle ISD Suspension by Yujie Shen, Mengqi Jia, Kai Yang, Zhong Chen, Long Chen

“…This paper concerns the optimal problem of the vehicle ISD (inerter-spring-damper) suspension based on the asymmetric-damping effect. In order to explore the benefits of the asymmetric damping, a quarter car model of the four-element ISD suspension is built by considering the symmetric and asymmetric reciprocating damping factors. …”
Get full text

Vibration Reduction Analysis of Bearing Seat Damping Structure of Helicopter Main Reducer Casing by Hao Gao, Jianjun Yang, Hua Dai, Dingjun She

Subjects: “…Damping vibration reduction…”
Get full text

Solutions of a Quadratic Inverse Eigenvalue Problem for Damped Gyroscopic Second-Order Systems by Hong-Xiu Zhong, Guo-Liang Chen, Xiang-Yun Zhang

Get full text

Wide-Area Damping Controller Design Based on the Frequency Domain Self-Excitation Method by Lei Gao, Yanchao Ma, Yonghui Nie, Shiyun Xu, Xiaojie Chu, Long Peng

“…In this paper, a wide-area DC damping controller design method is proposed to damp the weak interarea oscillation modes. …”
Get full text

Analysis of Layered Composite Beam to Underwater Shock Including Structural Damping and Stiffness Effects by S.W. Gong, K.Y. Lam

“…The effective structural damping and stiffness are formulated and incorporated in the fluid-structure-coupled equations, which relate the structure response to fluid impulsive loading and are solved using coupled finite-element and DAA-boundary element codes. …”
Get full text

Displacement Transmissibility Characteristics of Harmonically Base Excited Damper Isolators with Mixed Viscous Damping by Xiaojuan Sun, Jianrun Zhang

“…The viscous damping force in the mixed form as fd(x˙)=c1x˙+c2|x˙|x˙ can well describe damping characteristics of isolators and dampers in many cases. …”
Get full text

Algorithm of DRM with Kinetic Damping for Finite Element Static Solution of Strain-Softening Structures by Wei Wang, Xiaozu Su

“…In order to deal with the divergence and instability due to the ill-posedness of the nonlinear finite element (FE) model of strain-softening structure in implicit static analysis, the dynamic relaxation method (DRM) was used with kinetic damping to solve the static increments in the incremental solution procedure so that the problem becomes well-posed. …”
Get full text

Necessary and Sufficient Conditions of Optimality for a Damped Hyperbolic Equation in One-Space Dimension by Ismail Kucuk, Kenan Yildirim

“…The present paper deals with the necessary optimality condition for a class of distributed parameter systems in which the system is modeled in one-space dimension by a hyperbolic partial differential equation subject to the damping and mixed constraints on state and controls. …”
Get full text

A Numerical Method of the Euler-Bernoulli Beam with Optimal Local Kelvin-Voigt Damping by Xin Yu, Zhigang Ren, Qian Zhang, Chao Xu

“…This paper deals with the numerical approximation problem of the optimal control problem governed by the Euler-Bernoulli beam equation with local Kelvin-Voigt damping, which is a nonlinear coefficient control problem with control constraints. …”
Get full text

Global Existence and General Decay of Solutions for a Quasilinear System with Degenerate Damping Terms by Fatma Ekinci, Erhan Pișkin, Salah Mahmoud Boulaaras, Ibrahim Mekawy

“…In this work, we consider a quasilinear system of viscoelastic equations with degenerate damping, dispersion, and source terms under Dirichlet boundary condition. …”
Get full text

Dynamical Properties of Scaled Atomic Wehrl Entropy of Multiphoton JCM in the Presence of Atomic Damping by S. Abdel-Khalek, M. S. Almalki, E. Edfawy

“…We examine the effects of atomic damping parameter and number of multiphoton transition on the scaled atomic Wehrl entropy, atomic Q-function, and their marginal distribution. …”
Get full text

Frequency beating and damping of breathing oscillations of a harmonically trapped one-dimensional quasicondensate by Bayocboc, Jr., Francis A., Kheruntsyan, Karen V.

Subjects: Get full text

Comparative Study of Popular Objective Functions for Damping Power System Oscillations in Multimachine System by Naz Niamul Islam, M. A. Hannan, Hussain Shareef, Azah Mohamed, M. A. Salam

“…Power oscillation damping controller is designed in linearized model with heuristic optimization techniques. …”
Get full text

Investigation of Bending, Sound Absorption, and Damping Properties of AZ91D-Swivel Plate by Saravanan Annamalai, Suresh Periyakgoundar, Kumaravel Paramasivam, Aravindha Balaji Selvaraj

“…Finally, it was concluded that the damping capacity of Mg alloy of swivel plate is higher, has better stiffness, and incurred weight reduction by 26.58% less than that of the A3 steel. …”
Get full text

Optimisation Design and Damping Effect Analysis of Large Mass Ratio Tuned Mass Dampers by Ying-jie Kang, Ling-yun Peng

Get full text

New Oscillatory Behavior of Second-Order Nonlinear Dynamic Equations with Damping on Time Scales by Shouhua Liu, Quanxin Zhang

“…We establish four new oscillation criteria of Grace-type for the second-order nonlinear dynamic equations with damping. These criteria extend known criteria for corresponding dynamic equations. …”
Get full text

On Oscillatory and Asymptotic Behavior of a Second-Order Nonlinear Damped Neutral Differential Equation by Ercan Tunç, Said R. Grace

“…This paper discusses oscillatory and asymptotic properties of solutions of a class of second-order nonlinear damped neutral differential equations. Some new sufficient conditions for any solution of the equation to be oscillatory or to converge to zero are given. …”
Get full text

The Asymptotic Behavior of Solutions for a Class of Nonlinear Fractional Difference Equations with Damping Term by Zhihong Bai, Run Xu

“…Based on generalized Riccati transformation and some inequalities, some oscillation results are established for a class of nonlinear fractional difference equations with damping term. An example is given to illustrate the validity of the established results.…”
Get full text