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Influence of site conditions on seismic design parameters for foundations as determined via nonlinearsite response analysis

Muhammad Tariq A. CHAUDHARY

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 275-303 doi: 10.1007/s11709-021-0685-0

Abstract: conditions, including geotechnical properties and the geological setting, influence the near-surface responseof strata subjected to seismic excitation.site response analysis.Predictive relationships for , , and were derived based on the 1D seismic site response analysisand sensitivity analysis results.

Keywords： site effects     1D seismic site response analysis     sensitivity analysis     foundations     shear wave velocity     soil    

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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 subsequentlystudied via numerical analysis.The 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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Three-dimensional seismic response analysis of a concrete-faced rockfill dam on overburden layers

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 258-266 doi: 10.1007/s11709-010-0031-4

Abstract: Reasonable seismic response analysis of a high rockfill dam is of great engineering significance in guidingits design and ensuring its seismic safety during operation, especially of a concrete-faced rockfillThe three-dimensional seismic behavior of the Miaojiaba CFRD is simulated and analyzed by the finitejoints; 4) the impounding condition and overburden characteristics have great effects on the dam’s seismicresponse.

Keywords： concrete-faced rockfill dam (CFRD)     overburden layer     dynamic analysis     finite element method (FEM)    

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Probabilistic seismic response and uncertainty analysis of continuous bridges under near-fault ground

Hai-Bin MA, Wei-Dong ZHUO, Davide LAVORATO, Camillo NUTI, Gabriele FIORENTINO, Giuseppe Carlo MARANO, Rita GRECO, Bruno BRISEGHELLA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1510-1519 doi: 10.1007/s11709-019-0577-8

Abstract: Performance-based seismic design can generate predictable structure damage result with given seismicHowever, there are multiple sources of uncertainties in the seismic design process that can affect desiredthe effects of near-fault pulse-like ground motions and the uncertainties in bridge modeling on the seismicmodeling a regular continuous bridge with OpenSees software, a series of nonlinear dynamic time-history analysisOn this basis, the uncertainty analysis is conducted with the key sources of uncertainty during the finite

Keywords： continuous bridge     probabilistic seismic demand model     Intensity Measure     near-fault     uncertainty    

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Application of an efficient stochastic calculation method on the seismic analysis of an isolated structure

Wei GUO, Zhiwu YU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4,   Pages 379-384 doi: 10.1007/s11709-012-0180-8

Abstract: However, traditional seismic calculation theory and methods are derived based on the assumption thatThis method is then applied to the seismic analysis of an isolated structure.the presented method can produce accurate results while increasing the efficiency of the stochastic analysisMoreover, the calculation process of the seismic response of an isolated structure is convergent.analysis of an isolated structure and can be utilized in practice.

Keywords： isolated structure     stochastic response     non-proportional damping     efficient     accurate     pseudo-excitation    

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Soil seismic analysis for 2D oblique incident waves using exact free-field responses by frequency-based

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 12,   Pages 1530-1551 doi: 10.1007/s11709-022-0900-7

Abstract: The seismic analysis of a viscoelastic half-space under two-dimensional (2D) oblique incident waves isNext, the equivalent seismic forces of the earthquake (Taft Earthquake 1952) imposed on the near-fieldBased on the asymmetric finite/infinite element model, the frequency-domain motion equations for seismicanalysis are presented with the key parameters selected.

Keywords： oblique incident waves     critical angle     half-space     finite/infinite element approach     seismic responseanalysis    

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Seismic analysis of a super high-rise steel structure with horizontal strengthened storeys

Yuanqing WANG, Hui ZHOU, Yongjiu SHI, Yi HUANG, Gang SHI, Siqing WEN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 3,   Pages 394-404 doi: 10.1007/s11709-011-0116-8

Abstract: Two approaches, i.e., mode-superposition response spectrum analysis and time-history analysis, were employedto calculate the seismic response of the structure.The response spectrum analysis indicated that transition parts near the three strengthened storeys wereIn the response spectrum analysis approach, the Square Root of Sum of Square (SRSS) method was recommendedWith the aid of time-history analysis, the seismic responses of the structure were obtained.

Keywords： seismic analysis     steel structure     super high-rise     horizontal strengthened storey     response spectrum analysis     time-history analysis    

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Development of a seismic design method based on response spectra for building structures

ZHOU Xiyuan, YU Ruifang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 2,   Pages 129-141 doi: 10.1007/s11709-007-0014-2

Abstract: The assumption and problem of the mode-superposition response spectrum method in seismic design codeis discussed based on a brief review of the development of the seismic design method for building structuresThe progresses on the mode superposition response spectrum theory are discussed.excitations and deducing corresponding method; 4) the approach for calculation of seismic response ofthe non-classically damped system with overcritical damping and the calculation method of seismic response

Keywords： generalization     classical damping     mode-superposition response     calculation formula     damping theory    

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Investigations concerning seismic response control of self-anchored suspension bridge with MR dampers

YANG Menggang, HU Jianhua

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 1,   Pages 43-48 doi: 10.1007/s11709-008-0011-0

Abstract: To mitigate the seismic response of self-anchored suspension bridges, equations of motion governing thecoupled system of bridge- magneto-rheological (MR) dampers subject to seismic excitation are formulatedA corresponding computer program is developed and employed for studying the seismic response controlThe effect of variable current and number of dampers on seismic response control is investigated.It appears that small electronic current (0.5 A in this study) may sufficiently attenuate the seismic

Keywords： longitudinal displacement     corresponding computer     excitation     phenomenological     self-anchored suspension    

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Numerical study on the seismic response of the underground subway station- surrounding soil mass-ground

Guobo WANG, Mingzhi YUAN, Xianfeng MA, Jun WU

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 4,   Pages 424-435 doi: 10.1007/s11709-016-0381-7

Abstract: In this paper, the seismic response of the Underground subway station-Surrounding soil mass-Ground adjacentbuildings (USG) system subjected to various seismic loading is studied through numerical analysis.mass depends on its own dimension, and the presence of underground structure has certain impact on the seismicresponse of ground adjacent building.The outcomes of this study can provide the references for seismic design of structures in the USG system

Keywords： underground subway station     ground adjacent building     seismic response    

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Seismic response of precast reinforced concrete wall subjected to cyclic in-plane and constant out-of-plane

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1128-1143 doi: 10.1007/s11709-021-0753-5

Abstract: This paper provides insight into the seismic behavior of a full-scale precast reinforced concrete wallThe wall performed satisfactorily by exhibiting competent seismic parameters and deformation characteristicsgoverned by its ductile response in the nonlinear phase during the test with smaller residual drift.Numerical analysis was conducted to validate experimental findings, which complied with each other.response of the proposed precast wall system.

Keywords： precast wall     basement wall     out-of-plane response     quasi-static test     sand backfill     seismic parameters    

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Computational studies on the seismic response of the State Route 99 bridge in Seattle with SMA/ECC plastic

Jiping GE, M. Saiid SAIIDI, Sebastian VARELA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 149-164 doi: 10.1007/s11709-018-0482-6

Abstract: This paper reports a computational study on the seismic response of a three-span highway bridge systemincorporating conventional and novel substructure details for improved seismic performance.A three-dimensional computational model capturing the nonlinear constitutive response of the novel materialsand the effects of dynamic soil-structure interaction was developed to assess the seismic response ofThe analysis results suggested that the novel plastic hinges could lead to improved post-earthquake serviceability

Keywords： seismic design     analytical simulation     near-fault earthquakes     shape memory alloy     engineered cementitious    

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Theoretical Study and Engineering Practice of Long-Span Spatial Structures

Shen Shizhao

Strategic Study of CAE 2001, Volume 3, Issue 3,   Pages 34-41

Abstract: including the analytic theory of cable-suspended structures, the stability of reticulated shells, the seismicbehavior and vibration control of reticulated shells, as well as the wind-induced response analysis

Keywords： spatial structures     reticulated shells     cable-suspended structures     membrane structures     structural stability     seismicresponse analysis     wind-induced response analysis    

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Optimize the design input and analysis methods to improve the seismic safety of nuclear power plants

Zhang Chaoqi and Yang Jianhua

Strategic Study of CAE 2013, Volume 15, Issue 4,   Pages 83-90

Abstract: The floor response spectra is the input of the seismic design for nuclear plant systems, structures andseismic safety.input and the advanced analysis method for China.Through introducing the input, the analysis process and the method about the ACP1000 floor response spectraThen it has significant effect for improving the nuclear power plant seismic design and seismic safety

Keywords： nuclear power plant     ACP1000     seismic analysis     floor response spectra     3D finite element model     SSI    

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Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 187-193 doi: 10.1007/s11709-014-0252-z

Abstract: established a two-dimensional finite element model with visco-elastic boundary by using ANSYS and analyzed seismicAnd obtain the response rules about displacement and internal force on subway station in the generalProvide reference for improving the seismic performance of subway stations in Tianjin soft soil.

Keywords： distribution of soft soil     soft soil in Tianjin     seismic response     ANSYS    

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Title Author Date Type Operation

Influence of site conditions on seismic design parameters for foundations as determined via nonlinearsite response analysis

Muhammad Tariq A. CHAUDHARY

Journal Article

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

Tomoki SAKURAI, Shin MORISHITA

Journal Article

Three-dimensional seismic response analysis of a concrete-faced rockfill dam on overburden layers

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Journal Article

Probabilistic seismic response and uncertainty analysis of continuous bridges under near-fault ground

Hai-Bin MA, Wei-Dong ZHUO, Davide LAVORATO, Camillo NUTI, Gabriele FIORENTINO, Giuseppe Carlo MARANO, Rita GRECO, Bruno BRISEGHELLA

Journal Article

Application of an efficient stochastic calculation method on the seismic analysis of an isolated structure

Wei GUO, Zhiwu YU

Journal Article

Soil seismic analysis for 2D oblique incident waves using exact free-field responses by frequency-based

Journal Article

Seismic analysis of a super high-rise steel structure with horizontal strengthened storeys

Yuanqing WANG, Hui ZHOU, Yongjiu SHI, Yi HUANG, Gang SHI, Siqing WEN

Journal Article

Development of a seismic design method based on response spectra for building structures

ZHOU Xiyuan, YU Ruifang

Journal Article

Investigations concerning seismic response control of self-anchored suspension bridge with MR dampers

YANG Menggang, HU Jianhua

Journal Article

Numerical study on the seismic response of the underground subway station- surrounding soil mass-ground

Guobo WANG, Mingzhi YUAN, Xianfeng MA, Jun WU

Journal Article

Seismic response of precast reinforced concrete wall subjected to cyclic in-plane and constant out-of-plane

Journal Article

Computational studies on the seismic response of the State Route 99 bridge in Seattle with SMA/ECC plastic

Jiping GE, M. Saiid SAIIDI, Sebastian VARELA

Journal Article

Theoretical Study and Engineering Practice of Long-Span Spatial Structures

Shen Shizhao

Journal Article

Optimize the design input and analysis methods to improve the seismic safety of nuclear power plants

Zhang Chaoqi and Yang Jianhua

Journal Article

Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Journal Article