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Seismic performance and resilience of composite damping self-centering braced frame structures: 《Fundamental Research》2024年第3期603-610,共8页Longhe Xu Xingsi Xie Zhongxian Li; supported by a grant from the National Natural Science Foundation of China(52125804).; A magnetorheological self-centering brace(MR–SCB)has been proposed to improve the energy dissipation capability of the brace.In this paper,a 15-story MR–SCB braced frame is numerically analyzed to examine its seismi...; 关键词：Braced frame structure Self-centeringbrace Magnetorheological fluid Disc spring Seismic performance Seismic resilience Mainshock-aftershock

Resilient performance of self-centering hybrid rocking walls with curved interface under pseudo-static loading: 《Earthquake Engineering and Engineering Vibration》2024年第1期65-85,共21页Su Xing Yan Shi Sun Xianglei Wang Tao; National Key Research and Development Program of China under Grant No.2018YFC0705602。; Frame and rocking wall(FRW)structures have excellent resilient performance during earthquakes.However,the concrete at interfacial corners of rocking walls(RWs)is easily crushed due to local extreme compression during ...; 关键词：self-centering hybrid rocking wall(SCRW) monolithic shear wall(SW) earthquake resilient performance(ERP) curved interface rocking center

A self-centering and stiffness-controlled MEMS accelerometer: 《Microsystems & Nanoengineering》2024年第1期27-40,共14页Yiming Jin Zhipeng Ma Ziyi Ye Mingkang Li Xudong Zheng Zhonghe Jin; supported by a Grant from the National Natural Science Foundation of China(Grant No.62104211).; This paper presents a high-performance MEMS accelerometer with a DC/AC electrostatic stiffness tuning capability based on double-sided parallel plates(DSPPs).DC and AC electrostatic tuning enable the adjustment of the...; 关键词：STIFFNESS ELECTROSTATIC CENTERING

Seismic design and analysis of a high-rise self-centering wallbuilding:Case study: 《Frontiers of Structural and Civil Engineering》2023年第11期1690-1706,共17页Ying ZHOU Rui WANG Yiqiu LU; the Distinguished Young Scientists Fund of National Natural Science Foundation of China(Grant No.52025083);the technical support of Shanghai CITI-RAISE Construction Group.; Post-tensioning self-centering walls are a well-developed and resilient technology.However,despite extensive research,the application of this technology has previously been limited to low-rise buildings.A ten-story se...; 关键词：self-centering wall post-tensioned precast concrete wall seismic resilient structure high-rise building seismic design engineering practice

Parametric study on seismic performance of selfcentering reinforced concrete column with bottom-placed rubber layer: 《Frontiers of Structural and Civil Engineering》2023年第8期1145-1162,共18页Yangchao RU Liusheng HE Huanjun JIANG; the National Key R&D Program of China(No.2022YFC3803003);the Fundamental Research Funds for the Central Universities.; To realize seismic-resilient reinforced concrete(RC)moment-resisting frame structures,a novel selfcentering RC column with a rubber layer placed at the bottom(SRRC column)is proposed herein.For the column,the longitud...; 关键词：seismic resilience SELF-CENTERING rubber layer flag-shaped hysteresis loop parametric study

Seismic resilient shear wall structures:A state-of-the-art review被引量：1: 《Science China(Technological Sciences)》2023年第6期1640-1661,共22页XU Gang GUO Tong LI AiQun; supported by the Scientific Research Fund of Multi-Functional Shaking Tables Laboratory of Beijing University of Civil Engineering and Architecture(Grant No.2021MFSTL01);the National Natural Science Foundation of China(Grant No.52108440);the Natural Science Foundation of Jiangsu Province(Grant No.BK20210253);the Project Funded by China Postdoctoral Science Foundation(Grant No.2021M690620);Jiangsu Planned Projects for Postdoctoral Research Funds(Grant No.2021K263B)。; The ductile design principle has been widely adopted in seismic design of structures,so the main structural components are designed to have the dual functions of bearing and energy dissipation under the earthquake.In ...; 关键词：seismic resilience shear wall self-centering structure seismic design engineering application

Experimental testing of RC shear wall seismic retroﬁt using selective weakening,self-centering and Ultra High performance concrete: 《Resilient Cities and Structures》2023年第1期76-90,共15页Sumedh S.harma Sriram Aaleti Pinar Okumus; study described in this paper was made possible by a grant from the National Science Foundation’s Engineering for Natural Hazards(ENH)program,Grant#1662963.; Traditional retrofit methods often focus on increasing the structure’s strength,stiffness,or both.This may in-crease seismic demand on the structure and could lead to irreparable damage during a seismic event.This pa...; 关键词：Seismic retrofit Reinforced concrete shear walls Selective weakening SELF-CENTERING Ultra-high performance concrete(UHPC) CONFINEMENT

Seismic performance of damaged frame retroﬁtted with self-centering and energy-dissipating rocking wall被引量：1: 《Resilient Cities and Structures》2023年第1期143-151,共9页Genqi Xiao Haishen Wang Peng Pan; support received from National Key R&D Program of China(2019YFC1509304);Natural Science Foundation of China Grant No.52121005 and Natural Science Foundation of China Grant No.52108459.; This paper proposes the novel concept of retroﬁtting damaged reinforced concrete frame with self-centering and energy-dissipating rocking wall.Parametric studies were carried out base on pushover and time-history anal...; 关键词：Rocking wall Damaged frame retroﬁt POST-TENSIONING Shear-type damper

Optimization of design parameters for controlled rocking steel braced dual-frames: 《Earthquake Engineering and Engineering Vibration》2022年第4期1053-1068,共16页Sobhan Ghasemi M.Firoozi Nezamabadi Abdolreza S.Moghadam Mahmood Hosseini; A controlled rocking concentrically steel braced frame(CR-CSBF)is introduced as an alternative to conventional methods to prevent major structural damage during large earthquakes.It is equipped with elastic post-tensi...; 关键词：self-centering rocking steel braced frame design parameters OPTIMIZATION low damage

Seismic performance of a reinforced concrete building retrofitted with self-centering shape memory alloy braces被引量：2: 《Earthquake Engineering and Engineering Vibration》2022年第3期785-809,共25页Massimiliano Ferraioli Antonio Concilio Carmine Molitierno; Self-centering earthquake-resistant structures have received increased attention due to their ability to reduce post-earthquake residual deformations and,thus,repair time and cost.This stimulated the development of re...; 关键词：RC buildings seismic retrofit buckling-restrained braces shape memory alloys dampers SELF-CENTERING

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