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Parametric computational study on butterfly-shaped hysteretic dampers

Ali Reza FARZAMPOUR, Matthew Roy EATHERTON

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1214-1226 doi: 10.1007/s11709-019-0550-6

Abstract: investigate the shear yielding, flexural yielding, and lateral torsional buckling limit states for butterfly-shapedlinks.The results indicate that as the shape of the butterfly-shaped links become too straight or conversely4.5, with straight links producing larger overstrength.Additionally, proportioning the links to delay buckling, and designing the links to yield in the flexural

Keywords： structural fuse     hysteretic damper     finite element analysis     energy dissipation     initial imperfection     butterfly-shapedlinks    

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Dynamic modeling of flexible-links planar parallel robots

DU Zhaocai, YU Yueqing, ZHANG Xuping, DU Zhaocai

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 232-237 doi: 10.1007/s11465-008-0032-3

Abstract: paper presents a finite element-based method for dynamic modeling of parallel robots with flexible linksThe elastic displacements of flexible links are investigated while considering the coupling effects betweenlinks due to the structural flexibility.The dynamic behavior of the flexible-links planar parallel robot is well illustrated through numericalerror of the flexible-links planar parallel robot.

Keywords： 3-RR parallel     KED     coupling     software SAMCEF     orientation    

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Modular design of typical rigid links in parallel kinematic machines: Classification and topology optimization

Xinjun LIU, Xiang CHEN, Zhidong LI

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 2,   Pages 199-209 doi: 10.1007/s11465-012-0315-6

Abstract: The modular design to the typical customized links from the point of seeking optimal structures withAnd then, how the typical customized links classified is proposed.

Keywords： parallel kinematic machines (PKMs)     modular design     classification     topology optimization and improved Guide-Weight method    

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Structural optimization of typical rigid links in a parallel kinematic machine

Xinjun LIU, Zhidong LI, Xiang CHEN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 344-353 doi: 10.1007/s11465-011-0227-x

Abstract: accuracy of parallel kinematic machines largely depend on the weights and rigidity of typical rigid linksThis work employs the techniques of topology and size optimization to design two typical rigid links

Keywords： topology optimization     size optimization     parallel kinematic machine (PKM)    

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A highly efficient reconfigurable rotation unit based on an inverse butterfly network Article

Chao MA, Zi-bin DAI, Wei LI, Hai-juan ZANG

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 11,   Pages 1784-1794 doi: 10.1631/FITEE.1601265

Abstract: The algorithm uses a self-routing characteristic to configure an inverse butterfly network.

Keywords： Rotation operations     Self-routing     Control-bit generation algorithm     Inverse butterfly network    

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A novel flow electrode capacitive deionization device with spindle-shaped desalting chamber

Frontiers of Environmental Science & Engineering 2023, Volume 18, Issue 4, doi: 10.1007/s11783-024-1800-y

Abstract:

● A spindle-shaped influent chamber was designed and equipped in

Keywords： Spindle-shaped chamber     Desalination performance     Flow electrode capacitive deionization    

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Modeling of large-deflection links for compliant mechanisms

Zhonglei FENG, Yueqing YU, Wenjing WANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 294-301 doi: 10.1007/s11465-010-0019-8

Abstract: (PRBM) has one degree of freedom (DOF) and performs a good simulation to the tip locus of flexible linkstwo-DOF PRBM is proposed to simulate both the tip locus and tip deflection angle of large-deflection links

Keywords： compliant mechanism     pseudo-rigid-body model (PRBM)     large-deflection link     angular deflection approximation    

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Analysis of the dynamic stress of planar flexible-links parallel robots

DU Zhaocai, YU Yueqing, YANG Jianxin

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2,   Pages 152-158 doi: 10.1007/s11465-007-0025-7

Abstract: This paper presents a method for the dynamic stress analysis of planar parallel robots with flexible linksThe relation between elastic deformations and elastic displacements of the flexible links is investigatedThe elastic deformations of links are calculated.Considering the effects of bending-shearing strain and tensile-compression strain, the dynamic stress of the linksDue to the flexibility of the links, the dynamic stresses are well illustrated through numerical simulation

Keywords： numerical simulation     Due     coupling     software SAMCEF     flexibility    

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Bending performance of composite bridge deck with T-shaped ribs

Qingtian SU, Changyuan DAI, Xu JIANG

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 990-997 doi: 10.1007/s11709-019-0532-8

Abstract: new type of steel-concrete composite deck, which is composed of orthotropic steel deck (OSD) with T-shaped

Keywords： bending performance     composite bridge deck     T-shaped steel ribs    

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V-shaped substrate for surface and volume enhanced Raman spectroscopic analysis of microplastics

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 11, doi: 10.1007/s11783-022-1578-8

Abstract:

● V-shaped substrate was obtained for SERS analysis of microplastics

Keywords： SERS     V-shaped     AAO     Microplastic     Atmospheric aerosol    

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Performance of vertical axis water turbine with eye-shaped baffle for pico hydropower

Zhuohuan HU, Dongcheng WANG, Wei LU, Jian CHEN, Yuwen ZHANG

Frontiers in Energy 2022, Volume 16, Issue 4,   Pages 683-696 doi: 10.1007/s11708-020-0689-9

Abstract: The turbine with an eye-shaped vertical water baffle was developed to evaluate the hydraulic performanceThe proper eye-shaped baffle not only accelerates the fluid flow and generates positive hydrodynamic

Keywords： vertical axis water turbine     eye-shaped     vertical water baffle     pico hydropower    

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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: paper presents the results of nonlinear finite element analyses conducted on stainless steel shear linksThis paper discusses the promising use of AISI 316L stainless steel for shear links as seismic fuse devicesThe nonlinear finite element analysis results show that shear links made of AISI 316L stainless steelstrain hardening process, mixed shear and flexural failure modes were observed in stainless steel shear linkscompared with conventional steel shear links with the same length ratio.

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

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Investigations on color variations of Morpho rhetenor butterfly wing scales

Guanglan LIAO, Haibo ZUO, Xuan JIANG, Xuefeng YANG, Tielin SHI

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 4,   Pages 394-400 doi: 10.1007/s11465-012-0347-y

Abstract:

Experiments and simulations are carried out to investigate the optical properties of butterfly wingThe upper surface of a male butterfly wing presents a single-layer of scales, the microstructures of

Keywords： Morpho rhetenor     microstructures     color variations     ambient medium    

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Bioinspired C/TiO

Jian LI, Likun GAO, Wentao GAN

Frontiers of Agricultural Science and Engineering 2017, Volume 4, Issue 4,   Pages 459-464 doi: 10.15302/J-FASE-2017178

Abstract: butterfly wings were replicated by a sol-gel method and a calcination process, which could take advantage

Keywords： bioinspired     butterfly wings     C/TiO2     photocatalyst     visible light    

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Vibration-based crack prediction on a beam model using hybrid butterfly optimization algorithm with artificial

Abdelwahhab KHATIR; Roberto CAPOZUCCA; Samir KHATIR; Erica MAGAGNINI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 8,   Pages 976-989 doi: 10.1007/s11709-022-0840-2

Abstract: vibration analysis using the Finite Element Method (FEM) and Artificial Neural Network (ANN) combined with Butterfly

Keywords： damage prediction     ANN     BOA     FEM     experimental modal analysis    

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Title Author Date Type Operation

Parametric computational study on butterfly-shaped hysteretic dampers

Ali Reza FARZAMPOUR, Matthew Roy EATHERTON

Journal Article

Dynamic modeling of flexible-links planar parallel robots

DU Zhaocai, YU Yueqing, ZHANG Xuping, DU Zhaocai

Journal Article

Modular design of typical rigid links in parallel kinematic machines: Classification and topology optimization

Xinjun LIU, Xiang CHEN, Zhidong LI

Journal Article

Structural optimization of typical rigid links in a parallel kinematic machine

Xinjun LIU, Zhidong LI, Xiang CHEN

Journal Article

A highly efficient reconfigurable rotation unit based on an inverse butterfly network

Chao MA, Zi-bin DAI, Wei LI, Hai-juan ZANG

Journal Article

A novel flow electrode capacitive deionization device with spindle-shaped desalting chamber

Journal Article

Modeling of large-deflection links for compliant mechanisms

Zhonglei FENG, Yueqing YU, Wenjing WANG,

Journal Article

Analysis of the dynamic stress of planar flexible-links parallel robots

DU Zhaocai, YU Yueqing, YANG Jianxin

Journal Article

Bending performance of composite bridge deck with T-shaped ribs

Qingtian SU, Changyuan DAI, Xu JIANG

Journal Article

V-shaped substrate for surface and volume enhanced Raman spectroscopic analysis of microplastics

Journal Article

Performance of vertical axis water turbine with eye-shaped baffle for pico hydropower

Zhuohuan HU, Dongcheng WANG, Wei LU, Jian CHEN, Yuwen ZHANG

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

Investigations on color variations of Morpho rhetenor butterfly wing scales

Guanglan LIAO, Haibo ZUO, Xuan JIANG, Xuefeng YANG, Tielin SHI

Journal Article

Bioinspired C/TiO

Jian LI, Likun GAO, Wentao GAN

Journal Article

Vibration-based crack prediction on a beam model using hybrid butterfly optimization algorithm with artificial

Abdelwahhab KHATIR; Roberto CAPOZUCCA; Samir KHATIR; Erica MAGAGNINI

Journal Article