HIGH-SPEED

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Comprehensive performance improvement of a water hydraulic high-speed on/off valve for underwater hydraulic manipulators using a multi-objective optimization method
《Frontiers of Mechanical Engineering》2024年第6期33-52,共20页Lingkang MENG Hao ZHANG Fengwei XU Yujian WANG Defa WU 
the National Natural Science Foundation of China(Grant No.52122502);the National Key Research&Development Program of China(Grant No.2022YFC2805705);the Fundamental Research Funds for the Central Universities,China(Grant No.YCJJ20230358);the Key Technology Tackling Project of Cold Spring Device of Chinese Academy of Sciences,China(Grant No.LQ-GJ-01)for their financial support for this research。
In ocean exploration,underwater hydraulic manipulators(UHMs)driven by water hydraulics may become favored over oil-based systems because of their eco-friendliness and ability for continuous operation.A water hydraulic...
关键词：water hydraulic high-speed on/off valve dynamic response power loss impact characteristics multiobjective optimization underwater hydraulic manipulator 
Modeling of workpiece temperature suppression in high-speed dry milling of UD-CF/PEEK considering heat partition and jet heat transfer
《Frontiers of Mechanical Engineering》2024年第5期87-109,共23页Lei LIU Da QU Jin ZHANG Huajun CAO Guibao TAO Chenjie DENG 
supported by the National Key Research and Development Program of China(Grant No.2022YFB3206700);the Fundamental Research Funds for the Central Universities,China(Grant No.2023CDJYXTD-003);the Natural Science Foundation of Chongqing,China(Grant No.2022NSCQMSX2038).
High-performance carbon fiber-reinforced polyether-ether-ketone(CF/PEEK)has been gradually applied in aerospace and automobile applications because of its high strength-to-weight ratio and impact resistance.The drymac...
关键词：thermoplastic CF/PEEK high-speed dry milling chip formation heat partition jet heat transfer temperature suppression 
Design methodology,synthesis,and control strategy of the high-speed planetary rover
《Frontiers of Mechanical Engineering》2024年第2期59-74,共16页Renchao LU Haibo GAO Zhen LIU Runze YUAN Zongquan DENG 
supported by the Foundation for Innovative Research Groups of the National Natural Science Foundation of China(Grant No.51521003);the National Natural Science Foundation of China(Grant Nos.51975140,52005122);the“111”Project of China(Grant No.B07018);the Harbin Institute of Technology Key Project Research and Development Grant of China(Grant No.HIT2021005).
The planned missions to explore the surfaces of the Moon and Mars require high exploration efficiency,thus imposing new demands on the mobility system of planetary rovers.In this paper,a design method for a high-speed...
关键词：design methodology spectrum analysis HIGH-SPEED planetary rover type synthesis 
Energy field-assisted high-speed dry milling green machining technology for difficult-to-machine metal materials被引量：1
《Frontiers of Mechanical Engineering》2023年第2期33-97,共65页Jin ZHANG Xuefeng HUANG Xinzhen KANG Hao YI Qianyue WANG Huajun CAO 
supported by the National Key R&D Program of China(Grant No.2020YFB2010500).
Energy field-assisted machining technology has the potential to overcome the limitations of machining difficult-to-machine metal materials,such as poor machinability,low cutting efficiency,and high energy consumption....
关键词：difficult-to-machine metal material green machining high-speed dry milling laser energy fieldassisted milling ultrasonic energy field-assisted milling cryogenic minimum quantity lubrication energy field-assisted milling 
Development of an analytical model to estimate the churning losses in high-speed axial piston pumps
《Frontiers of Mechanical Engineering》2022年第2期165-175,共11页Qun CHAO Jianfeng TAO Chengliang LIU Zhengliang LI 
the National Key R&D Program of China(Grant No.2021YFB2011902);the National Natural Science Foundation of China(Grant No.52005323);the National Postdoctoral Program for Innovative Talents(Grant No.BX20200210);the China Postdoctoral Science Foundation(Grant No.2019M660086).
The axial piston pumps in aerospace applications are often characterized by high-speed rotation to achieve great power density. However, their internal rotating parts are fully immersed in the casing oil during operat...
关键词：axial piston pump rotating parts high rotational speed churning losses drag torque 
Integrated slipper retainer mechanism to eliminate slipper wear in high-speed axial piston pumps被引量：3
《Frontiers of Mechanical Engineering》2022年第1期202-214,共13页Qun CHAO Junhui ZHANG Bing XU Qiannan WANG Fei LYU Kun LI 
This work was supported by the National Key R&D Program of China(Grant No.2019YFB2004504);the National Natural Science Foundation of China(Grant No.52005323);the National Outstanding Youth Science Foundation of China(Grant No.51922093);the China National Postdoctoral Program for Innovative Talents(Grant No.BX20200210);the China Postdoctoral Science Foundation(Grant No.2019M660086).The。
he power density of axial piston pumps can greatly benefit from increasing the speed level.However,traditional slippers in axial piston pumps are exposed to continuous sliding on the swash plate,suffering from serious...
关键词：axial piston pump high speed slipper wear slipper design RETAINER lubrication model 
Evaluation of measurement uncertainty of the high-speed variable-slit system based on the Monte Carlo method
《Frontiers of Mechanical Engineering》2020年第4期517-537,共21页Yin ZHANG Jianwei WU Kunpeng XING Zhongpu WEN Jiubin TAN 
This work was funded by the National Natural Science Foundation of China(Grant No.51675136);the National Science and Technology Major Project(Grant No.2017ZX02101006-005);the China Postdoctoral Science Foundation(Grant No.2018T110291);the Heilongjiang Natural Science Foundation(Grant No.E2017032).
This paper presents a dynamic and static error transfer model and uncertainty evaluation method for a high-speed variable-slit system based on a two- dimensional orthogonal double-layer air-floating guide rail structu...
关键词：air-floating guide rail error transfer model driving and following structure dynamic error uncertainty evaluation Monte Carlo method 
Evaluation of the power consumption of a high-speed parallel robot被引量：3
《Frontiers of Mechanical Engineering》2018年第2期167-178,共12页Gang HAN Fugui XIE Xin-Jun LIU 
Acknowledgements This work was supported by the National Natural Science Foundation of China （Grant No. 51425501）, and Beijing Municipal Science and Technology Commission （Grant No. Z 171100000817007）. The second author wishes to acknowledge the support of the Alexander von Humboldt Foundation.
An inverse dynamic model of a high-speed parallel robot is established based on the virtual work principle. With this dynamic model, a new evaluation method is proposed to measure the power consumption of the robot du...
关键词：high-speed parallel robot dynamic model power consumption evaluation method power vector 
Conceptual design and kinematic analysis of a novel parallel robot for high-speed pick-and-place operations被引量：8
《Frontiers of Mechanical Engineering》2018年第2期211-224,共14页Qizhi MENG Fugui XIE Xin-Jun LIU 
Acknowledgements This work was supported by the National Natural Science Foundation of China （Grant No. 51425501）, and by the Beijing Municipal Science ＆ Technology Commission （Grant No. ZI7110000 0817007）. The second author wishes to acknowledge the support provided by the Alexander yon Humboldt （AvH） Foundation.
This paper deals with the conceptual design, kinematic analysis and workspace identification of a novel four degrees-of-freedom （DOFs） high-speed spatial parallel robot for pick-and-place operations. The proposed sp...
关键词：spatial parallel robot pick-and-place operations mobility analysis kinematic modeling workspace identification 
Analysis of the kinematic characteristics of a high-speed parallel robot with Sch6nflies motion： Mobility, kinematics, and singularity被引量：6
《Frontiers of Mechanical Engineering》2016年第2期135-143,共9页Fugui XIE Xin-Jun LIU 
the National Natural Science Foundation of China under Grant Nos. 51305222 and 51425501, and by the Tsinghua University Initiative Scientific Research Program under Grant No. 2014z22068.
This study introduces a high-speed parallel robot with Schonflies motion. This robot exhibits a promising prospect in realizing high-speed pick-and- place manipulation for packaging production lines. The robot has fou...
关键词：parallel robot MOBILITY inverse kinematics singularity transmission performance 
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