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Evaluation of a developed bypass viscous damper performance

Mahrad FAHIMINIA, Aydin SHISHEGARAN

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 773-791 doi: 10.1007/s11709-020-0627-2

Abstract: In this study, the dynamic behavior of a developed bypass viscous damper is evaluated.Bypass viscous damper has a flexible hose as an external orifice through which the inside fluid transferAccordingly, the viscosity coefficient of the damper can be adjusted using geometrical dimensions ofMoreover, the external orifice acts as a thermal compensator and alleviates viscous heating of the damperMoreover, seismic behaviors of nonstructural masonry claddings are also compared in the cases of hospital

Keywords： developed viscous damper     external orifice     energy dissipation     seismic behavior     CFD model of viscous damper    

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Seismic response reduction of a three-story building by an MR grease damper

Tomoki SAKURAI, Shin MORISHITA

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 2,   Pages 224-233 doi: 10.1007/s11465-017-0413-6

Abstract:

This paper describes an application of magneto-rheological (MR) grease dampers as seismic dampersMR grease was introduced into a cylindrical damper, and the seismic performance of the damper was subsequentlyThe analysis results of the MR grease damper were compared with those of other seismic dampers.We confirmed that the MR grease damper is an effective seismic damper.

Keywords： MR grease damper     seismic damper     vibration control     structural response     FEM analysis    

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Seismic retrofit of existing SRC frames using rocking walls and steel dampers

Akira WADA, Zhe QU, Shojiro MOTOYUI, Hiroyasu SAKATA

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 3,   Pages 259-266 doi: 10.1007/s11709-011-0114-x

Abstract: A retrofit of an existing 11-story steel reinforced concrete frame that features the innovative use of post-tensioned rocking walls and shear steel dampers is presented. The main components of the retrofitting plan and important design considerations are described. The retrofitting system is expected to effectively control the deformation pattern of the existing structure and significantly reduce damage to the existing structure during major earthquakes.

Keywords： building structure     seismic retrofit     rocking wall     steel damper    

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Numerical study of the cyclic load behavior of AISI 316L stainless steel shear links for seismic fuse

Ruipeng LI,Yunfeng ZHANG,Le-Wei TONG

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 414-426 doi: 10.1007/s11709-014-0276-4

Abstract: Stainless steels are attractive materials for seismic fuse device especially for corrosion-aware environmentThis paper discusses the promising use of AISI 316L stainless steel for shear links as seismic fuse devices

Keywords： hysteretic damper     eccentrically braced frame     energy dissipation     seismic     stainless steel     shear link    

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Innovative seismic retrofitting strategy of added stories isolation system

Min-Ho CHEY, J. Geoffrey CHASE, John B. MANDER, Athol J. CARR

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 1,   Pages 13-23 doi: 10.1007/s11709-013-0195-9

Abstract: The seismic performance of “added stories isolation” (ASI) systems are investigated for 12-story momentisolated upper stories on the top of the existing structure are rolled to act as a large tuned mass damperanalyses are used to compute various response performances and reduction factors across a wide range of seismicResults show that ASI systems can effectively manage seismic response for multi-degree-of freedom (MDOF

Keywords： added stories     seismic isolation     tuned mass damper     parametric optimization     statistical method    

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Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 706-721 doi: 10.1007/s11709-020-0612-9

Abstract: Seismic control of cable-stayed bridges is of paramount importance due to their complex dynamic behavior

Keywords： semi-active control     Fuzzy Control Algorithm     cable-stayed bridge     MR damper     Lali Bridge    

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Experimental research on the multilayer compartmental particle damper and its application methods on

Zhenyuan LUO, Weiming YAN, Weibing XU, Qinfei ZHENG, Baoshun WANG

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 751-766 doi: 10.1007/s11709-018-0509-z

Abstract: To introduce particle damping technology to long-period structure seismic control, a novel multilayercompartmental particle damper (MCPD) was proposed, and a 1/20 scale test model of a typical long-periodbridges influence the seismic responses of the main beam.A well-designed MCPD can achieve significant damping for long-period structures under seismic excitationsThese results indicate that the application of MCPDs for seismic control of single-tower self-anchored

Keywords： energy dissipation devices     multilayer compartmental particle damper     self-anchored suspension bridges     shaking tables test     long-period structure     seismic control    

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Seismic performance of steel MRF building with nonlinear viscous dampers

Baiping DONG,James M. RICLES,Richard SAUSE

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 3,   Pages 254-271 doi: 10.1007/s11709-016-0348-8

Abstract: This paper presents an experimental study of the seismic response of a 0.6-scale three-story seismic-resistantThe emphasis is on assessing the seismic performance for the design basis earthquake (DBE) and maximumThe results show the drift demand and damage that occurs in the MRF under seismic loading.Overall, the results show that a high level of seismic performance can be achieved under DBE and MCE

Keywords： seismic response     steel MRF     nonlinear viscous damper     design basis earthquake     real-time hybrid simulation    

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Parametric control of structural responses using an optimal passive tuned mass damper under stationary

Min-Ho CHEY, Jae-Ung KIM

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 267-280 doi: 10.1007/s11709-012-0170-x

Abstract: In this study, the structural control strategy utilizing a passive tuned mass damper (TMD) system asa seismic damping device is outlined, highlighting the parametric optimization approach for displacement

Keywords： tuned mass damper     parametric optimization     passive control     white noise     earthquake excitation    

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Hysteretic behavior of cambered surface steel tube damper: Theoretical and experimental research

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 606-624 doi: 10.1007/s11709-023-0925-6

Abstract: A novel cambered surface steel tube damper (CSTD) with a cambered surface steel tube and two concavestudy is conducted to investigate the effects of the steel tube height, diameter, and thickness on the seismic

Keywords： cambered surface steel tube damper     energy dissipation capacity     finite element model     hysteretic performance    

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Effect of magneto rheological damper on tool vibration during hard turning

P. Sam PAUL, A. S. VARADARAJAN

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 4,   Pages 410-416 doi: 10.1007/s11465-012-0341-4

Abstract: The present investigation aims at developing a magneto rheological (MR) fluid damper for suppressingIt was observed that the use of MR fluid damper reduces tool vibration and improves the cutting performance

Keywords： tool vibration     magneto rheological damper     hard turning     surface finish     tool wear    

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Analytical study on damping performances of magnetorheological grease damper based on disk squeeze mode

Danxia ZHAO, Changrong LIAO, Qiong LIU, Jing LUO

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 312-317 doi: 10.1007/s11465-011-0235-x

Abstract:

In this paper, a small displacement-type magnetorheological grease (MRG) damper based on disk squeezeTo verify rationality of analytical method, the MRG damper is designed and fabricated according to thethat the proposed analytical method is feasible and provides the reference value for designing MRG damper

Keywords： magnetorheological grease (MRG)     damper     squeeze model    

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Application of coupled multi-body dynamics–discrete element method for optimization of particle damper

Danhui DAN, Qianqing WANG, Jiongxin GONG

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 244-252 doi: 10.1007/s11709-021-0696-x

Abstract: the application of the particle damping technology to cable vibration attenuation, the rootless cable damperpaper, a coupled multi-body dynamics–discrete element method is proposed to simulate the damping of the damper–cableThe simulation results demonstrate the damping efficiency of rootless particle damper under different

Keywords： granular material     vibration control     discrete element method     particle damper     cable vibration    

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Design method and verification of a hybrid prosthetic mechanism with energy-damper clutchable device

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 4,   Pages 747-764 doi: 10.1007/s11465-021-0644-4

Abstract: Inspired by motion–energy coupling relationship of the knee, a wearable energy-damper clutched device

Keywords： hybrid transfemoral prosthetic mechanism     energy recycling     wearable mechanical clutched device     mechanical adaptive stability    

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Electrorheological damper for the ultra-precision air bearing stage

ZHU Yu, JIA Songtao, CHEN Yaying, LI Guang

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 158-163 doi: 10.1007/s11465-008-0031-4

Abstract: This paper illustrates how the electrorheological damper substantially improves the performance of thesolve this problem and consider the characteristics of electrorheological fluids, an electrorheological damperThe electrorheological damper’s characteristics in high electric fields are obtained based on the EyringTo enhance the performance of the electrorheological damper, which takes effect only when the stage isultra-precision air bearing stage can be effectively improved through the introduction of the electrorheological damper

Keywords： post-yield     linear-motor     advanced sliding     pre-yield     position    

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Title Author Date Type Operation

Evaluation of a developed bypass viscous damper performance

Mahrad FAHIMINIA, Aydin SHISHEGARAN

Journal Article

Seismic response reduction of a three-story building by an MR grease damper

Tomoki SAKURAI, Shin MORISHITA

Journal Article

Seismic retrofit of existing SRC frames using rocking walls and steel dampers

Akira WADA, Zhe QU, Shojiro MOTOYUI, Hiroyasu SAKATA

Journal Article

Numerical study of the cyclic load behavior of AISI 316L stainless steel shear links for seismic fuse

Ruipeng LI,Yunfeng ZHANG,Le-Wei TONG

Journal Article

Innovative seismic retrofitting strategy of added stories isolation system

Min-Ho CHEY, J. Geoffrey CHASE, John B. MANDER, Athol J. CARR

Journal Article

Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Journal Article

Experimental research on the multilayer compartmental particle damper and its application methods on

Zhenyuan LUO, Weiming YAN, Weibing XU, Qinfei ZHENG, Baoshun WANG

Journal Article

Seismic performance of steel MRF building with nonlinear viscous dampers

Baiping DONG,James M. RICLES,Richard SAUSE

Journal Article

Parametric control of structural responses using an optimal passive tuned mass damper under stationary

Min-Ho CHEY, Jae-Ung KIM

Journal Article

Hysteretic behavior of cambered surface steel tube damper: Theoretical and experimental research

Journal Article

Effect of magneto rheological damper on tool vibration during hard turning

P. Sam PAUL, A. S. VARADARAJAN

Journal Article

Analytical study on damping performances of magnetorheological grease damper based on disk squeeze mode

Danxia ZHAO, Changrong LIAO, Qiong LIU, Jing LUO

Journal Article

Application of coupled multi-body dynamics–discrete element method for optimization of particle damper

Danhui DAN, Qianqing WANG, Jiongxin GONG

Journal Article

Design method and verification of a hybrid prosthetic mechanism with energy-damper clutchable device

Journal Article

Electrorheological damper for the ultra-precision air bearing stage

ZHU Yu, JIA Songtao, CHEN Yaying, LI Guang

Journal Article