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Integrated slipper retainer mechanism to eliminate slipper wear in high-speed axial piston pumps

Frontiers of Mechanical Engineering doi: 10.1007/s11465-021-0657-z

Abstract: Therefore, this paper presents a new integrated slipper retainer mechanism for high-speed axial pistonpumps, which can avoid direct contact between the slippers and the swash plate and thereby eliminate slipperA lubrication model was developed for this specific slipper retainer mechanism, and experiments wereExperimental results qualitatively validated the theoretical model and confirmed the effectiveness of the new slipperdesign.

Keywords： axial piston pump high speed slipper wear slipper design retainer lubrication model

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Multi-objective optimization of surface texture for the slipperswash plate interface in EHA pumps

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0704-4

Abstract: This study proposes a multi-objective optimization model to obtain the arbitrarily surface textures designof the slipper/swash plate interface for improving the mechanical and volumetric efficiency of the EHA

Keywords： electro-hydrostatic actuator axial piston pump slipper/swash plate interface multi-objective optimization

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Study and application of floatover technology in 10 000 ton class Topside

Xun Hailong,Zhu Xiaohuan

Strategic Study of CAE 2011, Volume 13, Issue 5, Pages 93-97

Abstract:

In this study, the floatover technology applicated in platform engineering, fabrication, installation and specific equipment, acility is briefly introduced, through the study of offshore 10000-T class topside floatover technology, and integrating successful application of varied technology in LD27/232/2 oil field development in Bohai Bay. It will be used in guidance of application in 10000-T topside float-over technology in Bohai Bay, and support the application in South China Sea oil and gas field development.

Keywords： float-over technology leg mating unit high support load slipper topside supporting unit fender

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Reliability design method for steam turbine blades

SHI Jinyuan

Frontiers in Energy 2008, Volume 2, Issue 4, Pages 363-368 doi: 10.1007/s11708-008-0073-7

Abstract: , vibration frequencies and exciting force frequencies of blades as random variables, a reliability designSome blade reliability design calculation formulas for a dynamic stress design method, a safety ratiodesign method for fatigue strength, and a vibration reliability design method for the first and secondWith these methods, the design reliability of steam turbine blades can be guaranteed in the design stageThis research may provide some scientific basis for reliability design of steam turbine blades.

Keywords： design reliability force probability purport reliability design

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Assembly design system based on engineering connection

Wensheng YIN

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 4, Pages 423-432 doi: 10.1007/s11465-016-0382-1

Abstract:

An assembly design system is an important part of computer-aided design systems, which are importanttools for realizing product concept design.The traditional assembly design system does not record the connection information of production on theengineering layer; consequently, the upstream design idea cannot be fully used in the downstream designAn assembly design model based on the relationship of engineering connection is presented.

Keywords： product design assembly design engineering connection assembly sequence planning

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Controversy on design science and competitiveness of design

Xie Youbai

Strategic Study of CAE 2014, Volume 16, Issue 8, Pages 4-13

Abstract: design’, ‘period of industrial design’ and ‘period of post-industrial design’ was given, especially in the period of industrial design.The problem now is not that one who can or cannot design but the design with or without competitivenessscience and make clear the change in design cognition and idea.The concepts of ‘competitive design’ and ‘inheriting design’ are suggested in

Keywords： design industrial design design science knowledge knowledge acquirement

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Optimal dome design considering member-related design constraints

Tugrul TALASLIOGLU

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5, Pages 1150-1170 doi: 10.1007/s11709-019-0543-5

Abstract: This study proposes to optimize the design of geometrically nonlinear dome structures.analysis with the provisions of American Petroleum Institute specification is employed to optimize the designMoreover, the inclusion of shape-related design variables leads to a decrease in both the weights ofHowever, the designer easily determines the most requested optimal design through the archiving featureConsequently, PAGA is recommended as an optimization tool for the design optimization of geometrically

Keywords： dome structure geometric nonlinearity multi-objective optimization API RP2A-LRFD

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LARM PKM solutions for torso design in humanoid robots

Marco CECCARELLI

Frontiers of Mechanical Engineering 2014, Volume 9, Issue 4, Pages 308-316 doi: 10.1007/s11465-014-0318-6

Abstract: In this paper problems for design and operation of solutions for a robotic torso are discussed by referring

Keywords： humanoid robots torso design parallel manipulators (PKM) conceptual design

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Structural optimal design of a swing vane compressor

Junjie MA,Xiang CHEN,Zongchang QU

Frontiers in Energy 2019, Volume 13, Issue 4, Pages 764-769 doi: 10.1007/s11708-016-0449-z

Abstract: compressor geometry model, thermodynamic model and kinetic model, the mathematical model of optimum designThe length of the cylinder, radius of the rotor and cylinder were defined as design variables and theThe study shows that the friction loss of the compressor are greatly reduced by optimized design in a

Keywords： swing vane compressor simulation optimization design

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Ranking of design scenarios of TMD for seismically excited structures using TOPSIS

Sadegh ETEDALI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6, Pages 1372-1386 doi: 10.1007/s11709-020-0671-y

Abstract: In this paper, design scenarios of a tuned mass damper (TMD) for seismically excited structures are rankedAccordingly, 10 design scenarios in two cases, namely unconstrained and constrained for the maximum TMDfor order performance by similarity to ideal solution (TOPSIS) is utilized for ranking the adopted designSimulation results indicate that the minimization of the maximum story displacement is the optimum designThe findings of this study can be useful and important in the optimum design of TMD parameters with respect

Keywords： seismic-excited building TMD optimum design PSO design scenario TOPSIS

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Mechanical design, modeling, and identification for a novel antagonistic variable stiffness dexterous

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-022-0691-5

Abstract: The mechanical design of the finger and its stiffness adjusting methods are elaborated.

Keywords： multifingered hand mechanism design robot safety variable stiffness actuator

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On the improvement design of dynamic characteristics for the roller follower of a variable-speed plate

Hui Ching FAN, Hong Sen YAN

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 1, Pages 5-15 doi: 10.1007/s11465-012-0310-y

Abstract: The design procedure to improve the kinematic and dynamic motion characteristics is presented and twodesign examples with discussions are provided.the simulations of the kinematic and dynamic models by ADAMS are carried out and verified that the design

Keywords： cam mechanism variable input speed kinematic design dynamic design optimal design

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Analytical approach to robust design of nonlinear mechanical systems

Jian ZHANG, Nengsheng BAO, Guojun ZHANG, Peihua GU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 2, Pages 203-214 doi: 10.1007/s11465-009-0022-0

Abstract: a model for describing the relationships among functional requirements, structural characteristics, designBased on the robust design principle, an optimization model was developed.Combining this optimization model and the Taguchi method for robust design, an analysis was carried outThe characteristics of the system determine how design parameters affect the functional requirementsNonlinearity of the system can facilitate the selection of design parameters to achieve the required

Keywords： robust design nonlinear

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Design of bio-oil additives via molecular signature descriptors using a multi-stage computer-aided moleculardesign framework

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 2, Pages 168-182 doi: 10.1007/s11705-021-2056-8

Abstract: In this work, computer-aided molecular design tools were developed to design optimal solvents to upgradestructural information, molecular signature descriptor was used as a common platform to formulate the designdifferent property prediction models, signatures of different heights were needed in formulating the designto the combinatorial nature of higher-order signatures, the complexity of a computer-aided molecular design

Keywords： computer-aided molecular design bio-oil additives molecular signature descriptor

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Robust design of configurations and parameters of adaptable products

Jian ZHANG,Yongliang CHEN,Deyi XUE,Peihua GU

Frontiers of Mechanical Engineering 2014, Volume 9, Issue 1, Pages 1-14 doi: 10.1007/s11465-014-0296-8

Abstract: Design of adaptable products aims at reducing the environment impact through replacement of multipleoperation, impact of uncertainties to the functional performance measures needs to be considered in designIn this paper, a robust design approach is introduced to identify the optimal design configuration andAt the configuration level, methods to model different product configuration candidates in design anddifferent product configuration states in operation to satisfy design requirements are introduced.

Keywords： adaptable product robust design optimization uncertainties