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Comparison of two types of twin-rotor piston engine mechanismsDENG Hao(邓豪)1, PAN Cun-yun(潘存云)1, WANG Xiao-cong(王晓聪)2, ZHANG Lei(张雷)1, DENG Li(邓力)1(1. College of Mechatronic Engineering and Automation, National University of Defense Technology, Changsha 410073, China; 2. 63892 Unit, Luoyang 471000, China)Abstract:A novel twin-rotor piston engine (TRPE) mechanism with high volumetric output......
Design and dynamic characteristic prediction of air-powered twin-rotor piston engineXU Hai-jun(徐海军), ZHANG Lei(张雷), PAN Cun-yun(潘存云), ZHANG Xiang(张湘) (College of Mechatronic Engineering and Automation, National University of Defense Technology,Changsha 410073, China)Abstract:A novel air-powered twin-rotor piston engine (ATPE) utilizing a differential velocity driving mechanism to achieve a high......
Asymmetric vibration characteristics of two-cylinder four-stroke single-piston hydraulic free piston engineREN Hao-ling(任好玲), XIE Hai-bo(谢海波), YANG Hua-yong(杨华勇), GUO Jian-fei(郭剑飞) (State Key Laboratory of Fluid Power Transmission and Control (Zhejiang University), Hangzhou 310027, China)Abstract:The structure and working principle of a two-cylinder four-stroke single-piston hydraulic free piston......
3D FEA simulation of 4A11 piston skirt isothermal forging process DONG Wan-peng(董万鹏), CHEN Jun(陈 军) Department of Plasticity Engineering, Shanghai Jiao Tong University, Shanghai 200030, China...; Abstract: To eliminate the defects during piston skirt isothermal forming process, simulations under different process parameters such as the deformation temperature......
Mathematical modeling and analysis of gas torque in twin-rotor piston engineDENG Hao(邓豪)1, 2, PAN Cun-yun(潘存云)1, XU Xiao-jun(徐小军)1, ZHANG Xiang(张湘)1(1. College of Mechatronic Engineering and Automation, National University of Defense Technology,Changsha 410073, China;2. Naval Aeronautical Engineering Institute, Qingdao Branch, Qingdao 266041, China)Abstract:The gas torque in a twin-rotor piston......
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J. Cent. South Univ. (2020) 27: 1645-1653 DOI: https://doi.org/10.1007/s11771-020-4396-9 Evolution of surface roughness of a cast Al-Si-Cu piston alloy during thermal exposure BAO Tong(保彤)1, LI..., China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: In the present work, samples of Al-Si-Cu piston alloy after T6 heat treatment were exposed......
J. Cent. South Univ. (2020) 27: 1515-1529 DOI: https://doi.org/10.1007/s11771-020-4387-x Tribological performance of MoS2 coating on slipper pair in axial piston pump TANG He-sheng(汤何胜)1, 2, REN... coating on slipper pair in axial piston pump. Firstly, the MoS2 coating on the surface of slipper pair was prepared by atmospheric plasma spraying treatment technology. Secondly, the tribological......
Combustion simulation and key parameter optimization for opposite axial piston engine in small-scaleZHANG Lei(张雷), XU Hai-jun(徐海军), PAN Cun-yun(潘存云), XU Xiao-jun(徐小军) (College of Mechatronics Engineering and Automation,National University of Defense Technology, Changsha 410073, China)Abstract:As potential alternative power sources used in portable electric generators, opposite axial piston......
J. Cent. South Univ. (2016) 23: 333-343 DOI: 10.1007/s11771-016-3078-0 Parametric analysis of thermal effect on hydrostatic slipper bearing capacity of axial piston pump TANG He-sheng(汤何胜), YIN Yao... of axial piston pump was investigated. A set of lumped parameter mathematical models were developed based on energy conservation law of slipper/ swash plate pair. The results show that thermal equilibrium......
