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Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4,   Pages 423-430 doi: 10.1007/s11465-010-0109-7

Abstract: To obtain the explicit function for optimizing the cutting-screw-thread (CST) in crash, the simulationsSecond, the peak acceleration function of each parameter by using response surface method (RSM) is obtainedThird, the explicit resultant peak acceleration function of six parameters by using RSM again is obtainedA dual RSM-based explicit method is proposed.This method can satisfy the demand for engineering accuracy.

Keywords： vehicle engineering     crash     safety     explicit method     response surface method    

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A regularization scheme for explicit level-set XFEM topology optimization

Markus J. GEISS, Jorge L. BARRERA, Narasimha BODDETI, Kurt MAUTE

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 153-170 doi: 10.1007/s11465-019-0533-2

Abstract: introduces a novel LS regularization approach based on a signed distance field (SDF) which is applicable to explicitThe SDF is obtained using the heat method (HM) and is reconstructed for every design in the optimizationdescribing the physical response of the system of interest, are discretized by the extended finite element method

Keywords： level-set regularization     explicit level-sets     XFEM     CutFEM     topology optimization     heat method     signed distance    

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A New Explicit Equation for Calculating the Friction Factor for the Turbulent Flow in Pipes

Wang Yong,Yuan Qi

Strategic Study of CAE 2006, Volume 8, Issue 6,   Pages 83-88

Abstract: Colebrook equation have to use iterative algorithm, which is discommodious.The intelligent fitting methodfor binary nonlinear polynomials was presented in order to obtain a high precise and simple form explicitpolynomials term were searched to obtain the optimum function by genetic algorithms combined with matrix methodFitting the data calculated by Colebrook equation with the above method, a new explicit equation for

Keywords： turbulent flow     friction factor     implicit Colebrook equation     genetic algorithms     intelligent fitting method     explicit equation    

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Explicit finite element method for calculation and analysis to the elasto-plastic dynamic response of

LI Liang, DU Xiuli, LI Liyun, ZHAO Chenggang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 4,   Pages 436-442 doi: 10.1007/s11709-007-0059-2

Abstract: At last, the time discretization of this formula is carried out with the integral method which consistsof central difference method and Newmark constant average acceleration method to get the explicit timeOn the basis of the integral formula mentioned above, the time-domain explicit finite element methodIn this method, the decoupling technique is adopted and it does not need to solve simultaneous linearstep, so the computational effort and memory requirement can be reduced considerably by using this method

Keywords： discretization     computational     calculation     integral     requirement    

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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: A 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 thatThe proposed analytical method is achieved within MATLAB and applied to simulate the dynamic response

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

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A refined risk explicit interval linear programming approach for optimal watershed load reduction with

Pingjian YANG,Feifei DONG,Yong LIU,Rui ZOU,Xing CHEN,Huaicheng GUO

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 1,   Pages 129-140 doi: 10.1007/s11783-014-0683-8

Abstract: To enhance the effectiveness of watershed load reduction decision making, the Risk Explicit Interval

Keywords： refined risk explicit interval linear programming     decision making     objective-constraint uncertainty tradeoff    

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Explicit–Implicit Co-Simulation Techniques for Dynamic Responses of a Passenger Car on Arbitrary Road Article

Hongzhou Hu, Zhihua Zhong

Engineering 2019, Volume 5, Issue 6,   Pages 1171-1178 doi: 10.1016/j.eng.2019.09.003

Abstract: The investigations are based on an explicit–implicit approach in which substructure techniquesTire–road interactions are modeled in the explicit package with contact-impact interfaces withIt can be concluded that the explicit–implicit co-simulation techniques used here are efficientThis paper also discusses the limitations of the proposed method and outlines possible improvements for

Keywords： Durability study     Dynamic responses     Passenger car     Explicit–implicit co-simulation     Contact-impact    

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Comparison of shallow tunneling method with pile and rib method for construction of subway station in

Sina AMIRI; Ali Naghi DEHGHAN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 6,   Pages 704-717 doi: 10.1007/s11709-021-0746-4

Abstract: In the present study, a comparison between the new shallow tunneling method (STM) and the traditionalpile and rib method (PRM) was conducted to excavate and construct subway stations in the geologicalThe maximum ground settlement of 29.84 mm obtained from this method was related to the station axis,

Keywords： shallow tunneling method     pile and rib method     ground surface settlement     subway station construction    

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Anenhanced mixedmodulated Lagrange explicit time delay estimator with noisy input Article

Wei XIA,Ju-lei ZHU,Wen-ying JIANG,Ling-feng ZHU

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 10,   Pages 1067-1073 doi: 10.1631/FITEE.1500417

Abstract: The mixed modulated Lagrange explicit time delay estimation (MMLETDE) algorithm provides an efficient

Keywords： Time delay estimation     Adaptive filter     Noisy input     Modulated Lagrange     Unbiased impulse response estimation    

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Development of a new method for RMR and Q classification method to optimize support system in tunneling

Asghar RAHMATI,Lohrasb FARAMARZI,Manouchehr SANEI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 448-455 doi: 10.1007/s11709-014-0262-x

Abstract: classification method is confirmed by Japan Highway Public Corporation that this method can figure outBased on these advantages of method, in this study, according to data of five deep and long tunnelsin Iran, two equations for estimating the value of method from and classification systems wereThese equations as a new method were able to optimize the support system for and classification systemsFrom classification and its application in these case studies, it is pointed out that the method

Keywords： JH classification     Q and RMR classification     new method    

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Independent cover meshless particle method for complex geotechnical engineering

Jianqiu WU, Yongchang CAI

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 515-526 doi: 10.1007/s11709-017-0428-4

Abstract: A new Independent Cover Meshless Particle (ICMP) method is proposed for the analysis of complex geotechnicalIn the ICMP method, the independent rectangular cover regardless of the shape of the analysis model isthe meshless interpolation function of the independent nodal cover, and the Cartesian Transformation MethodThe present method has a simple formulation and a low computational cost, and is easy for the numericaltypical numerical examples are presented to demonstrate the accuracy and robustness of the proposed method

Keywords： meshless method     particle method     independent cover     CTM     geotechnical engineering    

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3D mode discrete element method with the elastoplastic model

Wei HU, Feng JIN, Chong ZHANG, Jinting WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 57-68 doi: 10.1007/s11709-012-0139-9

Abstract: The three-dimensional mode-deformable discrete element method (3MDEM) is an extended distinct element

Keywords： mode discrete element method     elastoplastic     numerical method     discontinuum     contact    

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The smoothed finite element method (S-FEM): A framework for the design of numerical models for desired

Gui-Rong Liu

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 456-477 doi: 10.1007/s11709-019-0519-5

Abstract:

The smoothed finite element method (S-FEM) was originated by G R Liu by combining some meshfree techniqueswith the well-established standard finite element method (FEM).

Keywords： computational method     finite element method     smoothed finite element method     strain smoothing technique    

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Application of random set method in a deep excavation: based on a case study in Tehran cemented alluvium

Arash SEKHAVATIAN, Asskar Janalizadeh CHOOBBASTI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 66-80 doi: 10.1007/s11709-018-0461-y

Abstract: layers of cemented coarse grained soil located in Tehran, Iran by non-deterministic Random Set (RS) methodIn order to enhance the acceptability of the method among engineers, a pertinent code was written in

Keywords： uncertainty     reliability analysis     deep excavations     random set method     finite difference method    

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A simple method for evaluating liquefaction potential from shear wave velocity

Lianyang ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 178-195 doi: 10.1007/s11709-010-0023-4

Abstract: This paper develops a simple method for evaluating the liquefaction potential of soils from shear wavevelocity by using the optimum seeking method to directly analyze the liquefaction history data and quantifyThe developed method uses the measured data directly and in a very simple way.Comparisons indicate that the developed simple method has a higher success rate for evaluating liquefactionA case study is presented to illustrate the application of the developed simple method and further confirms

Keywords： liquefaction     earthquake     simple method     shear wave velocity     case history introduction    

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Title Author Date Type Operation

Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Journal Article

A regularization scheme for explicit level-set XFEM topology optimization

Markus J. GEISS, Jorge L. BARRERA, Narasimha BODDETI, Kurt MAUTE

Journal Article

A New Explicit Equation for Calculating the Friction Factor for the Turbulent Flow in Pipes

Wang Yong,Yuan Qi

Journal Article

Explicit finite element method for calculation and analysis to the elasto-plastic dynamic response of

LI Liang, DU Xiuli, LI Liyun, ZHAO Chenggang

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

A refined risk explicit interval linear programming approach for optimal watershed load reduction with

Pingjian YANG,Feifei DONG,Yong LIU,Rui ZOU,Xing CHEN,Huaicheng GUO

Journal Article

Explicit–Implicit Co-Simulation Techniques for Dynamic Responses of a Passenger Car on Arbitrary Road

Hongzhou Hu, Zhihua Zhong

Journal Article

Comparison of shallow tunneling method with pile and rib method for construction of subway station in

Sina AMIRI; Ali Naghi DEHGHAN

Journal Article

Anenhanced mixedmodulated Lagrange explicit time delay estimator with noisy input

Wei XIA,Ju-lei ZHU,Wen-ying JIANG,Ling-feng ZHU

Journal Article

Development of a new method for RMR and Q classification method to optimize support system in tunneling

Asghar RAHMATI,Lohrasb FARAMARZI,Manouchehr SANEI

Journal Article

Independent cover meshless particle method for complex geotechnical engineering

Jianqiu WU, Yongchang CAI

Journal Article

3D mode discrete element method with the elastoplastic model

Wei HU, Feng JIN, Chong ZHANG, Jinting WANG

Journal Article

The smoothed finite element method (S-FEM): A framework for the design of numerical models for desired

Gui-Rong Liu

Journal Article

Application of random set method in a deep excavation: based on a case study in Tehran cemented alluvium

Arash SEKHAVATIAN, Asskar Janalizadeh CHOOBBASTI

Journal Article

A simple method for evaluating liquefaction potential from shear wave velocity

Lianyang ZHANG,

Journal Article