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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 andthe force acting on it during launch process, launch dynamics has been a new technological breakthroughin improving firing precision and launch safety of rockets and gun weapon system in the world, providedIn 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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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: A 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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Manned Launch Vehicle in China

Liu Zhusheng

Strategic Study of CAE 2006, Volume 8, Issue 11,   Pages 29-32

Abstract: and high quality to ensure the absolute safety of astronauts are the upmost requirements to manned launchThis article introduces the system concept, system constituent and basic design principle of LM - 2Fmanned launch vehicle.

Keywords： manned launch vehicle     system constituent     design principle    

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The general planning scenarios of electromagnetic rail launch system

Zhai Lipeng, Feng Junwen, Wang Huating, Bai Ju

Strategic Study of CAE 2008, Volume 10, Issue 8,   Pages 45-50

Abstract:

In the analysis of the electromagnetic rail launch system.,this paper discusses the general developmental strategy of electromagnetic rail launch system basedThrough analyzing the world current situation and the key technical variables of electromagnetic orbit launchsystem, the paper conceives the three developmental strategy models of future electromagnetic rail launchsystem and proposes the focus of development strategy.

Keywords： electromagnetic rail launch system     scenario planning     development strategy    

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Applying system dynamics to strategic decision making in construction

SangHyun LEE

Frontiers of Engineering Management 2017, Volume 4, Issue 1,   Pages 35-40 doi: 10.15302/J-FEM-2017002

Abstract: The author discusses the application of System Dynamics to high-level strategic simulation in constructionIn particular, System Dynamics’ strength on representing feedback processes, aggregation, soft variablesFrom this exercise, it is concluded that System Dynamics offers a great potential for strategic simulationFurther, the author proposes a comprehensive simulation framework that integrates System Dynamics and

Keywords： strategic project management     construction management     system dynamics     feedback process     hybrid simulation    

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Long March 3 Series Launch Vehicle

Long Lehao

Strategic Study of CAE 1999, Volume 1, Issue 1,   Pages 11-18

Abstract:

The background, design approach, system engineering, launch results and technical & developmentcharacteristics of LM - 3 series launch vehicles are presented, and the development of launch vehiclesIt is indicated that with advanced performance, these launch vehicles are the main force of commercial

Keywords： aerospace     heavy lift launch vehicle     launch services     LM - 3 series launch vehicle    

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Stability and dynamics of rotor system with 45° slant crack on shaft

Yanli LIN, Xiaohui SI, Fulei CHU

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 203-213 doi: 10.1007/s11465-011-0131-4

Abstract:

Crack on a shaft is one of the common damages in a rotor system.vibrations are calculated to compare the influences of transverse crack and slant crack on the rotor systemResults show that the vibration amplitude of the rotor system with a 45° slant crack on the shaftStability and dynamic characteristics of the rotor system with a 45° slant crack on the shaft underThe results are helpful for the understanding the dynamic behavior of a rotor system with a slant crack

Keywords： rotor dynamics     slant crack     stability     torsional excitation     open and close    

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System dynamics analytical modeling approach for construction project management research: A critical

Xiaoxiao XU, Patrick X. W. ZOU

Frontiers of Engineering Management 2021, Volume 8, Issue 1,   Pages 17-31 doi: 10.1007/s42524-019-0091-7

Abstract: Building and infrastructure construction projects can be viewed as a complex system consisting of manyOver the last two decades, considerable researches that use system dynamics (SD) as an analytical andWhen applying SD method to model construction system, the following aspects must be carefully considered

Keywords： system dynamics     construction management     problem and recommendation     research directions     literature review    

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Dynamics analysis of bladder-urethra system based on CFD

Qinghua JIN, Xiaojun ZHANG, Xiaoyang LI, Jianliu WANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 336-340 doi: 10.1007/s11465-010-0027-8

Abstract: A mathematical model for a bladder-urethra system can provide basic analysis for the disabled urethraBased on computational fluid dynamics (CFD), we developed a three-dimensional urodynamic bladder-urethrasystem, which includes bladder, bladder neck, prostate, and urethra.

Keywords： bladder-urethra system     stress urinary incontinence (SUI)     computational fluid dynamics (CFD)     urodynamics    

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Opinion on Space Launch and Manned Lunar-landing

Zhang Zeming ,Jiang Yi ,Fu Debin

Strategic Study of CAE 2006, Volume 8, Issue 10,   Pages 37-41

Abstract: experiences, the paper brings forward the idea of using the existing transportation technology to sent the launchand cosmonauts to the near-earth orbit in batches, assembling the components together on the space-launchThe paper also discusses the space-launch platform and the launching way.

Keywords： lunar-landing     space launch     launch platform     lunar-landing orbit     technical route    

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Theory analysis and system identification methods on thermal dynamics characteristics of ballscrews

XIA Junyong, HU Youmin, WU Bo, SHI Tielin

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 4,   Pages 408-415 doi: 10.1007/s11465-008-0061-y

Abstract: Two methods for system identification (the least square system identification and BP artificial neuralnetwork (ANN) system identification) are put forward to establish a dynamic characteristic model ofThe model of thermal error of the axis in a feed system of DM4600 vertical miller is established withComparing the results of the two identification methods, the BP ANN system identification is more precisethan the least square system identification.

Keywords： square system     network     vertical miller     transfer     ANN    

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Some Thoughts on the Launch Vehicle Selection for China's Moon Exploration Program

Long Lehao

Strategic Study of CAE 2002, Volume 4, Issue 9,   Pages 31-37

Abstract: put the moon probe (or satellite) into orbit, it is especially important to select the right type of launchStarting from the basic requirements of the launch vehicle(s) for the moon exploration mission, experienceof moon-faring nations and current status of Long March launch vehicles, the author analyses pros andorbits for moon exploration and feasibility of the program, and identifies the candidate Long Mach launchTaking the optimization of the overall space system engineering into consideration, the author proposes

Keywords： moon exploration program     launch vehicle     type selection     analysis    

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Community dynamics of ammonia oxidizing bacteria in a full-scale wastewater treatment system with nitrification

Xiaohui WANG, Xianghua WEN, Hengjing YAN, Kun DING, Man HU

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 1,   Pages 92-98 doi: 10.1007/s11783-010-0254-6

Abstract: structure of ammonia oxidizing bacteria (AOB) in a full-scale wastewater treatment plant, the AOB community dynamicsin a wastewater treatment system was monitored over one year.The community dynamics were investigated using specific PCR followed by terminal restriction fragmentwas relatively stable, and the average change rate every 15 d of the system was 6.6%±5.8%.The phylogenetic analysis of the cloned gene showed clearly that the dominant AOB in the system was

Keywords： ammonia-oxidizing bacteria (AOB)     community dynamics     terminal restriction fragment length polymorphism    

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Development Prospect of China's New Generation of Launch Vehicles

Li Dong,Cheng Tangming

Strategic Study of CAE 2006, Volume 8, Issue 11,   Pages 33-38

Abstract: future development of space technology, China will accelarate its development of the new generation of launch

Keywords： space activities     “Long-March” rockets     new generation of launch vehicles    

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Simulate oil spill weathering with system dynamic model

Aihaiti KASIMU, Junran DONG, Yuan BIAN, Desheng WU

Frontiers of Engineering Management   Pages 696-696 doi: 10.1007/s42524-019-0060-1

Abstract: A system dynamic model is thus developed based on the most significant oil weathering processes, which

Keywords： oil spill     weathering     modeling     system dynamics    

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Title Author Date Type Operation

Launch dynamics of multibody system and its applications

Rui Xiaoting

Journal Article

Recent developments in passive interconnected vehicle suspension

Wade A. SMITH, Nong ZHANG,

Journal Article

Manned Launch Vehicle in China

Liu Zhusheng

Journal Article

The general planning scenarios of electromagnetic rail launch system

Zhai Lipeng, Feng Junwen, Wang Huating, Bai Ju

Journal Article

Applying system dynamics to strategic decision making in construction

SangHyun LEE

Journal Article

Long March 3 Series Launch Vehicle

Long Lehao

Journal Article

Stability and dynamics of rotor system with 45° slant crack on shaft

Yanli LIN, Xiaohui SI, Fulei CHU

Journal Article

System dynamics analytical modeling approach for construction project management research: A critical

Xiaoxiao XU, Patrick X. W. ZOU

Journal Article

Dynamics analysis of bladder-urethra system based on CFD

Qinghua JIN, Xiaojun ZHANG, Xiaoyang LI, Jianliu WANG,

Journal Article

Opinion on Space Launch and Manned Lunar-landing

Zhang Zeming ,Jiang Yi ,Fu Debin

Journal Article

Theory analysis and system identification methods on thermal dynamics characteristics of ballscrews

XIA Junyong, HU Youmin, WU Bo, SHI Tielin

Journal Article

Some Thoughts on the Launch Vehicle Selection for China's Moon Exploration Program

Long Lehao

Journal Article

Community dynamics of ammonia oxidizing bacteria in a full-scale wastewater treatment system with nitrification

Xiaohui WANG, Xianghua WEN, Hengjing YAN, Kun DING, Man HU

Journal Article

Development Prospect of China's New Generation of Launch Vehicles

Li Dong,Cheng Tangming

Journal Article

Simulate oil spill weathering with system dynamic model

Aihaiti KASIMU, Junran DONG, Yuan BIAN, Desheng WU

Journal Article