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numerical framework for underground structures in layered ground under inclined P-SV waves using stiffness matrix

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 10-24 doi: 10.1007/s11709-022-0904-3

Abstract: The free-field responses are first obtained using the stiffness matrix method based on plane-wave assumptionsThen, the domain reduction method was employed to reproduce the wavefield in the numerical model of the

Keywords： underground structures     seismic response     stiffness matrix method     domain reduction method     P-SV waves    

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A dynamic model of mobile concrete pump boom based on discrete time transfer matrix method

Wu REN, Yunxin WU, Zhaowei ZHANG

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 360-366 doi: 10.1007/s11465-013-0280-8

Abstract: A dynamics model of a mobile concrete pump boom is established based on discrete time transfer matrixmethod (DTTMM).The overall dynamic equation and transfer matrix of the model can be assembled by sub-structures A andThe displacement and rotation angle curves of the proposed method fit well with the ADAMS model.

Keywords： multi-body     mobile concrete pump boom     discrete time transfer matrix method (DTTMM)     kinematic     dynamic     tip    

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Identification of dynamic stiffness matrix of bearing joint region

Feng HU, Bo WU, Youmin HU, Tielin SHI

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3,   Pages 289-299 doi: 10.1007/s11465-009-0064-3

Abstract: The paper proposes an identification method of the dynamic stiffness matrix of a bearing joint regionThe author deduces an identification model of the dynamic stiffness matrix from the synthetic substructuremethod.The dynamic stiffness matrix of the bearing joint region can be identified by measuring the matrix ofagrees with experimental results, and there is very high reliability in the identified dynamic stiffness matrix

Keywords： frequency response function (FRFs)     dynamic stiffness     finite element     synthetic substructure method     joint    

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Risk Matrix Method and Its Application in the Field of Technical Project Risk Management

Zhu Qichao,Kuang Xinghua,Shen Yongping

Strategic Study of CAE 2003, Volume 5, Issue 1,   Pages 89-94

Abstract: This paper systematically introduces risk matrix and its application, which is one of the most popularAs a conclusion, this paper evaluates the usability of risk matrix when to be used to assess and mitigatetechnical project risks in China, and delivers a framework of risk matrix application in high-tech project

Keywords： risk matrix     risk management     project management    

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a novel perforated ultrasonic vibration platform in the grinding of particulate-reinforced titanium matrix

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0730-2

Abstract: A modified apparent elasticity method (AEM) was proposed to reveal the influence of holes on the vibrationplatform was evaluated by the vibration tests and UVAG experiments of particulate-reinforced titanium matrixThe modified AEM, the finite element method, and the vibration tests show a high degree of consistency

Keywords： grinding     perforated ultrasonic vibration platform     vibration characteristics     apparent elasticity method    

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The Mathematics Model and Matrix Method of Complex Cocurrent Multi-Effect Evaporation

Ruan Qi,Chen Wenbo,Huang Shihuang,Ye Changshen

Strategic Study of CAE 2001, Volume 3, Issue 4,   Pages 36-41

Abstract: A new algorithm (iteration method combining with matrix method) is presented.new algorithm is which increases the convergent speed and stability, more efficient than the Newton methodand Broyden method.

Keywords： condensed water flash     extra vapor elicitation     cocurrent     multi-effect evaporation     mathematics model     matrixmethod    

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A fast compound direct iterative algorithm for solving transient line contact elastohydrodynamic lubrication problems

Jian LIU,Yuxue CHEN,Zhenzhi HE,Shunian YANG

Frontiers of Mechanical Engineering 2014, Volume 9, Issue 2,   Pages 156-167 doi: 10.1007/s11465-014-0297-7

Abstract: First, by introducing a special matrix splitting iteration method into the traditional compound directiterative method, the full matrices for the linear systems of equations are transformed into sparsebanded ones with any half-bandwidth; then, an extended Thomas method which can solve banded linear systemsalgorithm increases computing speed several times more than the traditional compound direct iterative method

Keywords： elastohydrodynamic lubrication     transient     line contact     matrix splitting iteration method     the Thomas method    

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Excitation-emission matrix (EEM) fluorescence spectroscopy for characterization of organic matter in

Jinlan Yu, Kang Xiao, Wenchao Xue, Yue-xiao Shen, Jihua Tan, Shuai Liang, Yanfen Wang, Xia Huang

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 2, doi: 10.1007/s11783-019-1210-8

Abstract: Three-dimensional excitation-emission matrix (3D-EEM) fluorescence spectroscopy, a powerful tool for

Keywords： excitation-emission matrix (EEM)     dissolved organic matter (DOM)     membrane bioreactor (MBR)     fluorescenceindicator     characterization method    

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Matrix-valued distributed stochastic optimization with constraints

夏子聪,刘洋,卢文联,桂卫华

Frontiers of Information Technology & Electronic Engineering 2023, Volume 24, Issue 9,   Pages 1239-1252 doi: 10.1631/FITEE.2200381

Abstract: In this paper, we address matrix-valued distributed stochastic optimization with inequality and equalityconstraints, where the objective function is a sum of multiple matrix-valued functions with stochasticA penalty method is derived to deal with the constraints, and a selection principle is proposed for choosing

Keywords： Distributed optimization     Matrix-valued optimization     Stochastic optimization     Penalty method     Gossip model    

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Decellularized extracellular matrix mediates tissue construction and regeneration

Frontiers of Medicine 2022, Volume 16, Issue 1,   Pages 56-82 doi: 10.1007/s11684-021-0900-3

Abstract: Contributing to organ formation and tissue regeneration, extracellular matrix (ECM) constituents provideContaining the crucial traits of the cellular microenvironment, ECM substitutes mediate cell–matrix interactions

Keywords： decellularized extracellular matrix     3D culture     organoids     tissue repair    

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Nonlinear analysis of cable structures using the dynamic relaxation method

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 253-274 doi: 10.1007/s11709-020-0639-y

Abstract: The dynamic relaxation method (DRM) is an explicit procedure for analyzing these types of structures.

Keywords： nonlinear analysis     cable structure     stiffness matrix     dynamic relaxation method    

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Perspective of mixed matrix membranes for carbon capture

Shinji Kanehashi, Colin A. Scholes

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 3,   Pages 460-469 doi: 10.1007/s11705-019-1881-5

Abstract: Mixed matrix membranes (MMMs) have a composite structure that consists of polymers and fillers, therefore

Keywords： membranes     polymeric     mixed matrix     impurities    

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Application of grey-taguchi method for optimization of dry sliding wear properties of aluminum MMCs

Rajesh SIRIYALA, Gopala Krishna ALLURU, Rama Murthy Raju PENMETSA, Muthukannan DURAISELVAM

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 3,   Pages 279-287 doi: 10.1007/s11465-012-0329-0

Abstract: sliding wear behavior of SiC-reinforced aluminum composites produced using the molten metal mixing methodDry sliding wear tests were carried on SiC-reinforced metal matrix composites (MMCs) and its matrix alloy

Keywords： aluminum     ANOVA (analysis of variance)     grey relational analysis     metal matrix composites     SiC particulates    

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An improved subspace weighting method using random matrix theory Research Articles

Yu-meng Gao, Jiang-hui Li, Ye-chao Bai, Qiong Wang, Xing-gan Zhang,ychbai@nju.edu.cn

Frontiers of Information Technology & Electronic Engineering 2020, Volume 21, Issue 9,   Pages 1302-1307 doi: 10.1631/FITEE.1900463

Abstract: Using the asymptotic results of the norm of the projection from the sample covariance matrix onto thereal signal in the , the method of calculating WSF is obtained.

Keywords： Direction of arrival     Signal subspace     Random matrix theory    

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Strengthening of reinforced concrete beams using fiber-reinforced cementitious matrix systems fabricated

Frontiers of Structural and Civil Engineering   Pages 1100-1116 doi: 10.1007/s11709-023-0967-9

Abstract: The performance of a new fiber-reinforced cementitious matrix (FRCM) system developed using custom-designedinvestigated for flexural strengthening are the number of layers, span/depth ratio, and the strengthening method

Keywords： fiber-reinforced cementitious matrix     flexural strengthening     shear strengthening     carbon fiber-reinforced    

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Title Author Date Type Operation

numerical framework for underground structures in layered ground under inclined P-SV waves using stiffness matrix

Journal Article

A dynamic model of mobile concrete pump boom based on discrete time transfer matrix method

Wu REN, Yunxin WU, Zhaowei ZHANG

Journal Article

Identification of dynamic stiffness matrix of bearing joint region

Feng HU, Bo WU, Youmin HU, Tielin SHI

Journal Article

Risk Matrix Method and Its Application in the Field of Technical Project Risk Management

Zhu Qichao,Kuang Xinghua,Shen Yongping

Journal Article

a novel perforated ultrasonic vibration platform in the grinding of particulate-reinforced titanium matrix

Journal Article

The Mathematics Model and Matrix Method of Complex Cocurrent Multi-Effect Evaporation

Ruan Qi,Chen Wenbo,Huang Shihuang,Ye Changshen

Journal Article

A fast compound direct iterative algorithm for solving transient line contact elastohydrodynamic lubrication problems

Jian LIU,Yuxue CHEN,Zhenzhi HE,Shunian YANG

Journal Article

Excitation-emission matrix (EEM) fluorescence spectroscopy for characterization of organic matter in

Jinlan Yu, Kang Xiao, Wenchao Xue, Yue-xiao Shen, Jihua Tan, Shuai Liang, Yanfen Wang, Xia Huang

Journal Article

Matrix-valued distributed stochastic optimization with constraints

夏子聪,刘洋,卢文联,桂卫华

Journal Article

Decellularized extracellular matrix mediates tissue construction and regeneration

Journal Article

Nonlinear analysis of cable structures using the dynamic relaxation method

Mohammad REZAIEE-PAJAND, Mohammad MOHAMMADI-KHATAMI

Journal Article

Perspective of mixed matrix membranes for carbon capture

Shinji Kanehashi, Colin A. Scholes

Journal Article

Application of grey-taguchi method for optimization of dry sliding wear properties of aluminum MMCs

Rajesh SIRIYALA, Gopala Krishna ALLURU, Rama Murthy Raju PENMETSA, Muthukannan DURAISELVAM

Journal Article

An improved subspace weighting method using random matrix theory

Yu-meng Gao, Jiang-hui Li, Ye-chao Bai, Qiong Wang, Xing-gan Zhang,ychbai@nju.edu.cn

Journal Article

Strengthening of reinforced concrete beams using fiber-reinforced cementitious matrix systems fabricated

Journal Article