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Stability analysis on Tingzikou gravity dam along deep-seated weak planes during earthquake

Weiping HE, Yunlong HE

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 69-75 doi: 10.1007/s11709-012-0146-x

Abstract: The stability of a gravity dam against sliding along deep-seated weak planes is a universal and importantThere is no recommended method for stability analysis of the dam on deep-seated weak planes under earthquakeresearch in this paper is focused on searching a proper way to evaluate the seismic safety of the dam againstsliding along deep-seated weak planes and the probable failure modes of dam on deep-seated weak planes

Keywords： gravity dam     deep-seated weak planes     stability against sliding     earthquake    

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Analysis of stability and nonlinear response of rotor system with elliptical sliding bearing supports

LU Yanjun, LIU Heng, YU Lie, LI Qi, JIANG Ming, ZHANG Zhiyu

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 37-45 doi: 10.1007/s11465-007-0006-x

Abstract: The stability of the Hopf bifurcation solution can be detected when estimating Hopf bifurcation solutionThe local stability and bifurcation behaviors of periodic motions are analyzed by Floquet theory.

Keywords： computational     corrector mechanism     predictor corrector     multisolution     quasiperiodic    

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Extension Controller Design via Sliding Mode Control

Chen Jenyang,Wong Chingchang

Strategic Study of CAE 2001, Volume 3, Issue 9,   Pages 48-51

Abstract:

In this paper, a novel extension controller based on the scheme of sliding mode control is investigatedOne part is the equivalent control of sliding mode control.By integrating the essential concept of extension set theory with the sliding mode control , the robustthat a robust control, also called as a hitting control, is established to guarantee the system robust stability

Keywords： extension set     extension control     sliding mode control     system stability    

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Study on anti-sliding stability of hydraulic structures on subbed soils

Zhou Junliang

Strategic Study of CAE 2010, Volume 12, Issue 3,   Pages 4-14

Abstract:

To make a study on the anti-sliding stablity of foundation of hydraulicstructures on subbed soils, and based on the result by anti-sliding tests of dragged concreting clipplates in foundation pits, the anti-sliding stablity of foundation on subbed soils was determind.It is worked out a design method to determine the sliding frictional resistances and the forms of slidingsliding move of foundation subsoils with others.

Keywords： anti-sliding test of dragged concreting clip plates     the forms of the largest displacement and slidingmove     anti-sliding friction coefficient     design and calculation wethod    

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Study on anti-sliding stability of hydraulic structures on subbed soils (continued)

Zhou Junliang

Strategic Study of CAE 2011, Volume 13, Issue 9,   Pages 22-30

Abstract:

A study on the anti-sliding stability of hydraulic structures on subbedUsing the anti-sliding test results of dragged concreting pressure plate in foundation pits, the decreasedvalue of anti-sliding bearing capacity after spring back influenced of subbed soil is determined; envelopeof anti-sliding shear stress and friction coefficient are also quantitatively determined.and creepy slippage of subbed soil, to determine sliding contour creep, and limit the maximum compressive

Keywords： anti-sliding test of dragged concreting pressure plate     strength envelop of shear stress     friction coefficient     forms of displacement and sliding     creep slippage of subbed soil     design and calculation method    

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Robust SVM-direct torque control of induction motor based on sliding mode controller and sliding mode

Abdelkarim AMMAR,Amor BOUREK,Abdelhamid BENAKCHA

Frontiers in Energy 2020, Volume 14, Issue 4,   Pages 836-849 doi: 10.1007/s11708-017-0444-z

Abstract: It describes a coupling of sliding mode direct torque control (DTC) with sliding mode flux and speedThis algorithm uses direct torque control basics and the sliding mode approach.The sliding mode controller is used to generate reference voltages in stationary frame and give themThe second aim of this paper is to design a sliding mode speed/flux observer which can improve the control

Keywords： induction motor     direct torque control (DTC)     space vector modulation (SVM)     sliding mode control (SMC)     sliding mode observer (SMO)     dS1104    

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An adaptive sliding mode control technology for weld seam tracking

Jie LIU,Youmin HU,Bo WU,Kaibo ZHOU,Mingfeng GE

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 1,   Pages 95-101 doi: 10.1007/s11465-015-0332-3

Abstract:

A novel adaptive sliding mode control algorithm is derived to deal with seam tracking control problemIts robustness is verified by the Lyapunov stability theory.algorithm enables better high-precision tracking performance with chattering-free than traditional sliding

Keywords： weld seam tracking     welding robotic manipulator     adaptive control     sliding mode control    

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Finite element modeling of cable sliding and its effect on dynamic response of cable-supported truss

Yujie YU, Zhihua CHEN, Renzhang YAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1227-1242 doi: 10.1007/s11709-019-0551-5

Abstract: cable-supported structures usually bears high tension forces, and clip joints may fail to resist cable slidingA analytical method that considers the dynamic cable sliding effect is proposed in this paper.The cable sliding effect and the frictional tension loss are solved with the original length method thatThen, the balanced tension distributions are calculated after frictional sliding.During seismic excitations, the cable sliding behavior in the cable-supported truss have an averaging

Keywords： sliding cable     explicit solution framework     original length method     seismic response     cable rupture    

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Effectiveness of inactivated COVID-19 vaccine against the severity of Omicron variant

Frontiers of Medicine 2023, Volume 17, Issue 3,   Pages 576-580 doi: 10.1007/s11684-023-0991-0

Abstract: Effectiveness of inactivated COVID-19 vaccine against the severity of Omicron variant

Keywords： variant    

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Output tracking control of mobile manipulators based on dynamical sliding-mode control

WUYuxiang, FENG Ying, HU Yueming

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 110-115 doi: 10.1007/s11465-007-0019-5

Abstract: A dynamical sliding-mode controller is devised to track the output of mobile manipulators.Moreover, a design method of the dynamical sliding-mode controller that is applied to the output trackingThe simulation results indicate that the dynamical sliding-mode controller can not only track the giventrajectory correctly but also reduce the chattering of sliding-mode control system considerably.

Keywords： lower-dimensional     nonlinear     trajectory     tracking     diffeomorphism    

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DFIG sliding mode control fed by back-to-back PWM converter with DC-link voltage control for variable

Youcef BEKAKRA,Djilani BEN ATTOUS

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 345-354 doi: 10.1007/s11708-014-0330-x

Abstract: An original control strategy based on a variable structure control theory, also called sliding mode control

Keywords： fed induction generator (DFIG)     wind turbine     back-to-back pulse width modulation (PWM)     DC-link voltage     sliding    

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Thanks to all medical workers fighting against COVID-19

Xiao-ping Chen

Frontiers of Medicine 2020, Volume 14, Issue 2,   Pages 249-250 doi: 10.1007/s11684-020-0789-2

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Gained switching-based fuzzy sliding mode control for a discrete-time underactuated robotic system with

Hui LI, Ruiqin LI, Jianwei ZHANG

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 2,   Pages 353-362 doi: 10.1007/s11465-020-0620-4

Abstract: This study proposes a gained switching-based discrete-time sliding mode control method to address the

Keywords： sliding-mode control     robot control     discrete-time uncertain systems     fuzzy logic    

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Anisotropy of multi-layered structure with sliding and bonded interlayer conditions

Lingyun YOU, Kezhen YAN, Jianhong MAN, Nengyuan LIU

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 632-645 doi: 10.1007/s11709-020-0617-4

Abstract: The sliding and bonded interlayer conditions were considered in this process.

Keywords： multi-layered structure     Hankel transformation     anisotropic     transversely isotropic     interlayer condition     Gauss-Legendre quadrature    

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Analysis of foundation sliding of an arch dam considering the hydromechanical behavior

Maria Luísa Braga FARINHA, José Vieira de LEMOS, Emanuel MARANHA DAS NEVES

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 35-43 doi: 10.1007/s11709-012-0142-1

Abstract: This paper presents the application of a methodology which can be used to assess arch dam foundation stabilityThese water pressures were applied on discontinuities involved in the possible sliding mechanism alongreduction of strength characteristics, with the aim of calculating the minimum safety factors that ensure stability

Keywords： concrete dams     rock foundations     hydromechanical behavior     failure analysis    

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Title Author Date Type Operation

Stability analysis on Tingzikou gravity dam along deep-seated weak planes during earthquake

Weiping HE, Yunlong HE

Journal Article

Analysis of stability and nonlinear response of rotor system with elliptical sliding bearing supports

LU Yanjun, LIU Heng, YU Lie, LI Qi, JIANG Ming, ZHANG Zhiyu

Journal Article

Extension Controller Design via Sliding Mode Control

Chen Jenyang,Wong Chingchang

Journal Article

Study on anti-sliding stability of hydraulic structures on subbed soils

Zhou Junliang

Journal Article

Study on anti-sliding stability of hydraulic structures on subbed soils (continued)

Zhou Junliang

Journal Article

Robust SVM-direct torque control of induction motor based on sliding mode controller and sliding mode

Abdelkarim AMMAR,Amor BOUREK,Abdelhamid BENAKCHA

Journal Article

An adaptive sliding mode control technology for weld seam tracking

Jie LIU,Youmin HU,Bo WU,Kaibo ZHOU,Mingfeng GE

Journal Article

Finite element modeling of cable sliding and its effect on dynamic response of cable-supported truss

Yujie YU, Zhihua CHEN, Renzhang YAN

Journal Article

Effectiveness of inactivated COVID-19 vaccine against the severity of Omicron variant

Journal Article

Output tracking control of mobile manipulators based on dynamical sliding-mode control

WUYuxiang, FENG Ying, HU Yueming

Journal Article

DFIG sliding mode control fed by back-to-back PWM converter with DC-link voltage control for variable

Youcef BEKAKRA,Djilani BEN ATTOUS

Journal Article

Thanks to all medical workers fighting against COVID-19

Xiao-ping Chen

Journal Article

Gained switching-based fuzzy sliding mode control for a discrete-time underactuated robotic system with

Hui LI, Ruiqin LI, Jianwei ZHANG

Journal Article

Anisotropy of multi-layered structure with sliding and bonded interlayer conditions

Lingyun YOU, Kezhen YAN, Jianhong MAN, Nengyuan LIU

Journal Article

Analysis of foundation sliding of an arch dam considering the hydromechanical behavior

Maria Luísa Braga FARINHA, José Vieira de LEMOS, Emanuel MARANHA DAS NEVES

Journal Article