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Numerical analysis of nonlinear dynamic behavior of earth dams

Babak EBRAHIMIAN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 24-40 doi: 10.1007/s11709-010-0082-6

Abstract: A numerical study is conducted to investigate the dynamic behavior of earth dams.The numerical investigation employs a fully nonlinear dynamic finite difference analysis incorporatingcharacteristics, soil behavior, strength of the shell materials and dam reservoir condition on the dynamic

Keywords： earth dam     numerical     nonlinear response     dynamic analysis     earthquake     dam height    

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Nonlinear dynamic analysis of functionally graded carbon nanotube-reinforced composite plates using MISQ20

Frontiers of Structural and Civil Engineering   Pages 1072-1085 doi: 10.1007/s11709-023-0951-4

Abstract: integration smoothed quadrilateral element with 20 unknowns of displacement (MISQ20) to investigate the nonlineardynamic responses of functionally graded carbon nanotube-reinforced composite (FG-CNTRC) plates withFinally, the effects of the input parameters on the nonlinear vibration of the plates are investigated

Keywords： carbon nanotube     MISQ20     FG-CNTRC plate     nonlinear vibration     nonlinear dynamic analysis     SFEM    

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Finding buckling points for nonlinear structures by dynamic relaxation scheme

Mohammad REZAIEE-PAJAND, Hossein ESTIRI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 1,   Pages 23-61 doi: 10.1007/s11709-019-0549-z

Abstract: Dynamic Relaxation Method (DRM) is an explicit approach for solving the simultaneous systems of equationsBy using DRM for nonlinear analysis, the structural static equilibrium path is obtained.Among the finding related to the structural static path are the critical and buckling points for nonlinearMixing the dynamic relaxation scheme with external work technique has not been formulated so far.It is shown that author’s technique is quicker than the other dynamic relaxation strategies.

Keywords： load factor     external work     dynamic relaxation     static equilibrium path     large displacement    

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Nonlinear analysis of cable structures using the dynamic relaxation method

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 253-274 doi: 10.1007/s11709-020-0639-y

Abstract: Because they have highly nonlinear behavior, it is difficult to find solutions to these problems.The dynamic relaxation method (DRM) is an explicit procedure for analyzing these types of structures.

Keywords： nonlinear analysis     cable structure     stiffness matrix     dynamic relaxation method    

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Nonlinear dynamic behavior of rotating blade with breathing crack

Laihao YANG, Zhu MAO, Shuming WU, Xuefeng CHEN, Ruqiang YAN

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 1,   Pages 196-220 doi: 10.1007/s11465-020-0609-z

Abstract: This study aims at investigating the nonlinear dynamic behavior of rotating blade with transverse crackA novel nonlinear rotating cracked blade model (NRCBM), which contains the spinning softening, centrifugalfinite element-based contact crack model and bilinear model that the proposed NRCBM can well capture the dynamicThe dynamic behavior of rotating cracked blade is then investigated with NRCBM, and the nonlinear damage

Keywords： rotating blade     breathing crack     nonlinear vibration     nonlinear damage indicator    

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The study of hybrid model identification, computation analysis and fault location for nonlinear dynamic

XIE Hong, HE Yi-gang, ZENG Guan-da

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 2,   Pages 233-237 doi: 10.1007/s11465-006-0003-5

Abstract: This paper presents the hybrid model identification for a class of nonlinear circuits and systems viaformulas are derived for calculating the hybrid model and computing the Volterra series solution of nonlineardynamic circuits and systems.Results show that the method has high accuracy and efficiency for fault location of nonlinear dynamic

Keywords： block-pulse function     nonlinear     multiple     diagnosis     combination    

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PRESS-based EFOR algorithm for the dynamic parametrical modeling of nonlinear MDOF systems

Haopeng LIU, Yunpeng ZHU, Zhong LUO, Qingkai HAN

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 3,   Pages 390-400 doi: 10.1007/s11465-017-0459-5

Abstract:

In response to the identification problem concerning multi-degree of freedom (MDOF) nonlinear systemsforward orthogonal regression (EFOR) based on predicted residual sums of squares (PRESS) to construct a nonlineardynamic parametrical model.Finally, a dynamic parametrical model of a cantilever beam is constructed from experimental data.Results indicate that the dynamic parametrical model of nonlinear systems, which depends on the PRESS-based

Keywords： MDOF     dynamic parametrical model     NARX model     PRESS-based EFOR     cantilever beam    

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Nonlinear dynamic analysis for elastic robotic arms

M. H. KORAYEM, H. N. RAHIMI

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 219-228 doi: 10.1007/s11465-011-0218-y

Abstract:

The aim of the paper is to analyze the nonlinear dynamics of robotic arms with elastic links and jointsassessment of assumed modes and finite element methods as more convenient approaches for computing the nonlineardynamic of robotic systems.optimal motion generation is presented and the simulation is carried out to investigate the role of robot dynamic

Keywords： robotic arms     elastic link     elastic joint     nonlinear dynamics     optimal control    

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Nonlinear dynamic behaviour of a cam mechanism with oscillating roller follower in presence of profile

Walha LASSAAD, Tounsi MOHAMED, Driss YASSINE, Chaari FAKHER, Fakhfakh TAHER, Haddar MOHAMED

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 127-136 doi: 10.1007/s11465-013-0254-x

Abstract:

In this paper we investigate the nonlinear dynamic behaviour of a cam mechanism with oscillating rollerThe nonlinear developed lumped-mass model includes eight degrees of freedom with two nonlinear hertzianThe nonlinear dynamic behaviour is described by second order differential equations which are resolvedThe influence of the cam profile error on the dynamic behaviour is also investigated.

Keywords： cam     nonlinear behaviour     oscillating roller follower     profile error    

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A fast and accurate dynamic relaxation scheme

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 176-189 doi: 10.1007/s11709-018-0486-2

Abstract: Dynamic relaxation method (DRM) is one of the suitable numerical procedures for nonlinear structuralAdding the fictitious inertia and damping forces to the static equation, and turning it to the dynamicBased on this formulation, a new time step is found for the viscous dynamic relaxation.After combining this novel relationship with the other DRM factors, various geometrical nonlinear structures

Keywords： viscous dynamic relaxation     time step     displacement error     geometric nonlinear analysis    

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Evaluation of site response characteristic using nonlinear method (Case study: Babol, Iran)

Asskar Janalizadeh CHOOBBASTI, Sadegh REZAEI, Farzad FARROKHZAD, Pedram Haidarzaeh AZAR

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 69-82 doi: 10.1007/s11709-014-0231-4

Abstract: Dynamic analysis was performed in time domain, using fully nonlinear model by PLAXIS.Finally the obtained response spectra from fully nonlinear method were compared with site response spectra

Keywords： fully nonlinear method     site effect     dynamic analysis     response spectra    

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Stability and coupling dynamic behavior of nonlinear journal active electromagnetic bearing rotor system

LU Yanjun, HEI Di, WANG Yuan, DAI Rong, LU Yanjun, LIU Heng, YU Lie

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 193-199 doi: 10.1007/s11465-008-0023-4

Abstract: The stability and coupling dynamic behavior of a journal active electromagnetic bearing rotor systemNonlinear unbalanced periodic motions and their stability margins are obtained using the shooting method

Keywords： proportional integral     bifurcation     corresponding     integral differential     predictor-corrector mechanism    

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Event-triggered dynamic output-feedback control for a class of Lipschitz nonlinear systems Research Article

Zhiqian LIU, Xuyang LOU, Jiajia JIA

Frontiers of Information Technology & Electronic Engineering 2022, Volume 23, Issue 11,   Pages 1684-1699 doi: 10.1631/FITEE.2100552

Abstract: First, a continuous-time controller is constructed and sufficient conditions for stability of the nonlinear

Keywords： Lipschitz nonlinear system     Dynamic output-feedback control     Event-triggered control     Global asymptotic    

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Numerical analysis of vehicle-bridge coupling vibration concerning nonlinear stress-dependent damping

Pengfei LI; Jinquan ZHANG; Shengqi MEI; Zhenhua DONG; Yan MAO

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 2,   Pages 239-249 doi: 10.1007/s11709-021-0804-y

Abstract: Damping is known to have a considerable influence on the dynamic behavior of bridges.

Keywords： vehicle-bridge vibration system     dynamic analysis     stress-dependent damping     energy dissipation    

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Application of direct adaptive fuzzy slidingmode control into a class of non-affine discrete nonlinear Article

Xiao-yu ZHANG

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 12,   Pages 1331-1343 doi: 10.1631/FITEE.1500318

Abstract: Direct adaptive fuzzy sliding mode control design for discrete non-affine nonlinear systems is presentedTo obtain adaptiveness and eliminate chattering of sliding mode control, a dynamic fuzzy logical system

Keywords： Nonlinear system     Discrete system     Dynamic fuzzy logical system     Direct adaptive     Sliding mode control    

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Title Author Date Type Operation

Numerical analysis of nonlinear dynamic behavior of earth dams

Babak EBRAHIMIAN

Journal Article

Nonlinear dynamic analysis of functionally graded carbon nanotube-reinforced composite plates using MISQ20

Journal Article

Finding buckling points for nonlinear structures by dynamic relaxation scheme

Mohammad REZAIEE-PAJAND, Hossein ESTIRI

Journal Article

Nonlinear analysis of cable structures using the dynamic relaxation method

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Journal Article

Nonlinear dynamic behavior of rotating blade with breathing crack

Laihao YANG, Zhu MAO, Shuming WU, Xuefeng CHEN, Ruqiang YAN

Journal Article

The study of hybrid model identification, computation analysis and fault location for nonlinear dynamic

XIE Hong, HE Yi-gang, ZENG Guan-da

Journal Article

PRESS-based EFOR algorithm for the dynamic parametrical modeling of nonlinear MDOF systems

Haopeng LIU, Yunpeng ZHU, Zhong LUO, Qingkai HAN

Journal Article

Nonlinear dynamic analysis for elastic robotic arms

M. H. KORAYEM, H. N. RAHIMI

Journal Article

Nonlinear dynamic behaviour of a cam mechanism with oscillating roller follower in presence of profile

Walha LASSAAD, Tounsi MOHAMED, Driss YASSINE, Chaari FAKHER, Fakhfakh TAHER, Haddar MOHAMED

Journal Article

A fast and accurate dynamic relaxation scheme

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Journal Article

Evaluation of site response characteristic using nonlinear method (Case study: Babol, Iran)

Asskar Janalizadeh CHOOBBASTI, Sadegh REZAEI, Farzad FARROKHZAD, Pedram Haidarzaeh AZAR

Journal Article

Stability and coupling dynamic behavior of nonlinear journal active electromagnetic bearing rotor system

LU Yanjun, HEI Di, WANG Yuan, DAI Rong, LU Yanjun, LIU Heng, YU Lie

Journal Article

Event-triggered dynamic output-feedback control for a class of Lipschitz nonlinear systems

Zhiqian LIU, Xuyang LOU, Jiajia JIA

Journal Article

Numerical analysis of vehicle-bridge coupling vibration concerning nonlinear stress-dependent damping

Pengfei LI; Jinquan ZHANG; Shengqi MEI; Zhenhua DONG; Yan MAO

Journal Article

Application of direct adaptive fuzzy slidingmode control into a class of non-affine discrete nonlinear

Xiao-yu ZHANG

Journal Article