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Launch dynamics of multibody system and its applications

Rui Xiaoting

Strategic Study of CAE 2011, Volume 13, Issue 10,   Pages 76-82

Abstract: Firing precision and the launch safety of weapon system depend on dynamics style of weapon system.As a engineering subject of multidisciplinary approach studying the motion styles of weapon system andtechnological breakthrough in improving firing precision and launch safety of rockets and gun weapon systemIn this paper, theory and technology of launch dynamics of multibody system and its applications in design

Keywords： firing precision     consumption of projectile in test     launch safety     launch dynamics of multibody system     transfer matrix method of multibody system    

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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 boom system is divided into sub-structure A and sub-structure B.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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Recent developments in passive interconnected vehicle suspension

Wade A. SMITH, Nong ZHANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 1-18 doi: 10.1007/s11465-009-0092-z

Abstract: The experimental validation and applications of the method to both free and forced vibration analysisA finite-element-method-based approddach for modelling the transient dynamics of an HIS vehicle is alsoIt points out that there is a need for system optimisation, and there are troublesome NVH issues thatIt suggests that further research attention and effort be paid to NVH issues and system level optimisation

Keywords： interconnected suspensions     rollover prevention     vehicle dynamics     ride comfort     multibody system dynamics     hydraulic system dynamics    

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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 thesoil–structure system.

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

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New Cuk Matrix Converter with High Voltage Transfer Ratio

Zhang Xiaoping,Zhu Jianlin,Tang Huaping,Zhang Binggen,Liu Shasha

Strategic Study of CAE 2008, Volume 10, Issue 4,   Pages 78-83

Abstract:

The drawback of classical matrix converter having low voltage transferratio is studied and a topology of a new matrix converter called as a Cuk matrix converter is proposedfundamental are firstly introduced, the analytic expression concerning functions relation of voltage transferratio to duty cycle is deduced, and the basic design method of double-loop control strategy is expoundedThus the inherent problem of classical matrix converter having low voltage transfer ratio is effectively

Keywords： Cuk matrix converter     circuit topology     voltage transfer ratio     double-loop control     simulation    

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High-efficiency inspecting method for mobile robots based on task planning for heat transfer tubes in

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0741-z

Abstract: Many heat transfer tubes are distributed on the tube plates of a steam generator that requires periodicTherefore, this paper introduces the structure and control system of a dexterous robot and proposes atask planning method.This method proceeds into three steps: task allocation, base position search, and sequence planning.To allocate the task regions, this method calculates the tool work matrix and proposes a criterion to

Keywords： steam generator transfer tubes     mobile robot     dexterous structure     task planning     efficient inspection    

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MSWNet: A visual deep machine learning method adopting transfer learning based upon ResNet 50 for municipal

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1677-1

Abstract:

● MSWNet was proposed to classify municipal solid waste.

Keywords： Municipal solid waste sorting     Deep residual network     Transfer learning     Cyclic learning rate     Visualization    

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A new heat transfer correlation for supercritical fluids

Yanhua YANG, Xu CHENG, Shanfang HUANG

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 226-232 doi: 10.1007/s11708-009-0022-0

Abstract: A new method of heat transfer prediction in supercritical fluids is presented.Assessment of qualitative behaviour of heat transfer is conducted based on existing test data and experiencesingle dimensionless number, the acceleration number, is introduced to correct the deviation of heat transferThe new correlation structure excludes direct dependence of heat transfer coefficient on wall surfaceComparison of various heat transfer correlations with the selected test data shows that the new correlation

Keywords： super critical fluids     heat transfer     circular tubes     prediction method    

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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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Enhancing power transfer capability through flexible AC transmission system devices: a review

Fadi M. ALBATSH,Saad MEKHILEF,Shameem AHMAD,H. MOKHLIS,M. A. HASSAN

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 8,   Pages 658-678 doi: 10.1631/FITEE.1500019

Abstract: To overcome these problems, the capacity for available power transfer of a transmission network shouldResearchers worldwide have addressed this issue by using flexible AC transmission system (FACTS) devicesWe have conducted a comprehensive review of how FACTS controllers are used to enhance the available transfercapability (ATC) and power transfer capability (PTC) of power system networks.

Keywords： FACTS devices     Available transfer capability     Power transfer capability     Artificial intelligence    

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precise-acting” strategies for improving anaerobic methanogenesis of organic waste: Insights from the electron transfersystem of syntrophic partners

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 6, doi: 10.1007/s11783-021-1508-1

Abstract: Traditional pretreatment methods and bio-stimulation strategies have impacts on the entire anaerobic systemFurther, we discussed our opinion of methanogenesis process with insights from the electron transfersystem of syntrophic partners and provided potential targeted enhancing strategy for high-efficiencyelectron transfer system.

Keywords： Methanogenesis     Anaerobic digestion     Enhancing strategy     Electron transfer     Organic waste    

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A simplified model of direct-contact heat transfer in desalination system utilizing LNG cold energy

Qingqing SHEN, Wensheng LIN, Anzhong GU, Yonglin JU

Frontiers in Energy 2012, Volume 6, Issue 2,   Pages 122-128 doi: 10.1007/s11708-012-0175-0

Abstract: In this paper, the utilization of LNG cold energy in seawater desalination system is proposed and analyzedIn this system, the cold energy of the LNG is first transferred to a kind of refrigerant, i.e., butaneA simplified model of the direct-contact heat transfer in this desalination system is proposed and theoreticalThe number density distribution of two-phase bubbles, the heat transfer between the two immiscible fluidssize of dispersed phase droplets, the initial temperature of continuous phase, and the volumetric heat transfer

Keywords： liquefied natural gas (LNG)     cold energy utilization     desalination     direct-contact heat transfer    

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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: The resonator is a critical part of the UVAG system.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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Title Author Date Type Operation

Launch dynamics of multibody system and its applications

Rui Xiaoting

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

Recent developments in passive interconnected vehicle suspension

Wade A. SMITH, Nong ZHANG,

Journal Article

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

Journal Article

New Cuk Matrix Converter with High Voltage Transfer Ratio

Zhang Xiaoping,Zhu Jianlin,Tang Huaping,Zhang Binggen,Liu Shasha

Journal Article

High-efficiency inspecting method for mobile robots based on task planning for heat transfer tubes in

Journal Article

MSWNet: A visual deep machine learning method adopting transfer learning based upon ResNet 50 for municipal

Journal Article

A new heat transfer correlation for supercritical fluids

Yanhua YANG, Xu CHENG, Shanfang HUANG

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

Enhancing power transfer capability through flexible AC transmission system devices: a review

Fadi M. ALBATSH,Saad MEKHILEF,Shameem AHMAD,H. MOKHLIS,M. A. HASSAN

Journal Article

precise-acting” strategies for improving anaerobic methanogenesis of organic waste: Insights from the electron transfersystem of syntrophic partners

Journal Article

A simplified model of direct-contact heat transfer in desalination system utilizing LNG cold energy

Qingqing SHEN, Wensheng LIN, Anzhong GU, Yonglin JU

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