Results 11 to 20 of about 593,041 (245)

A Mixed Lubrication Model for Predicting the Lubrication Performance Degradation Behavior of Slipper Pair in Early Wear Failure

IEEE Access, 2023
To reveal the lubrication performance degradation mechanism of the slipper pair in the high-pressure piston pump during early wear failure. The three-dimensional fractal function has been used to construct the surface morphology of the slipper, and ...
Siyuan Liu, Ziang Li, Wen Sun, Chao Ai, Weizhe Zhang, Yongqiang Zhang, Zilong Chen   +6 more
doaj   +4 more sources

Lubrication characteristics analysis of slipper pair of digital valve distribution axial piston pump

Advances in Mechanical Engineering, 2022
The digital valve distribution axial piston pump is a swashplate rotary piston pump, the force on slippers is different from that of traditional axial piston pump.
Kaiping Zhao, Tao He, Chuanli Wang, Qiangman Chen, Zhipeng Li   +4 more
doaj   +2 more sources

Dynamic Prediction Model for Uneven Slipper Wear Under Complex Lubrication Conditions Considering Lubrication–Wear Coupling

Lubricants
It is difficult to experimentally determine the real-time wear coefficient of a slipper pair under complex lubrication conditions. To address this challenge, this study proposes a predictive method for slipper wear, eliminating the need for experimental ...
Hu Mo, Shigang Qin, Wei Zhou, Yunan Yang, Penghui Duan, Fu Peng   +5 more
doaj   +2 more sources

Lubrication, Friction and Wear Characteristics of Textured Surface Slipper Pairs in Axial Piston Pumps

Lubricants
The study investigates the impact of textured surface parameters and pump operating parameters on the friction performance of slipper pairs in axial piston pumps.
Bin Bian, Zhiqiang Zhang, Lin Li, Qun Chao, Hao Yuan, Zhiqi Liu   +5 more
doaj   +2 more sources

A new test method for simulating wear failure of hydraulic pump slipper pair under high-speed and high-pressure conditions

Frontiers in Energy Research, 2023
In practical engineering, it is very difficult to obtain data on the slipper wear of hydraulic pumps, especially under high-speed, high-pressure conditions, which limits the development of fault diagnosis technology for hydraulic pumps.
Siyuan Liu, Siyuan Liu, Siyuan Liu, Yongqiang Zhang, Yongqiang Zhang, Chao Ai, Chao Ai, Yang Ge, Yang Ge, Ziang Li, Ziang Li, Yong Zhu, Ming Hao   +12 more
doaj   +1 more source

Effect of Adding a Styrene-Butadiene Rubber Damper to A Sled Sample and Extraction of Its Equivalent Stiffness and Damping [PDF]

International Journal of Advanced Design and Manufacturing Technology, 2023
Protection of sled systems from destructive vibrations is inevitably under attraction due to the importance of sled testing in the aerospace industry. A pair of SBR dampers were used between the slipper and the sled body to reduce vertical vibrations, so
Mohammad Reza Najafi, Saied Mahjoub Moghadas   +1 more
doaj   +1 more source

Dynamic Contact Analysis of the Piston and Slipper Pair in Axial Piston Pump [PDF]

Coatings, 2020
The dynamic analysis model of axial piston pump was established; both the kinematics and dynamics simulation analysis were conducted by virtual prototyping approach. The displacement, velocity, acceleration and stress curves of the piston under different working conditions were investigated.
Hui Shen, Zhuxin Zhou, Dong Guan, Zhongtao Liu, Li Jing, Chun Zhang   +5 more
openaire   +1 more source

Nonlinear dynamic modeling and analysis for aviation axial piston pump in center spring return mechanism

Journal of Low Frequency Noise, Vibration and Active Control, 2021
Aviation axial piston pump is an important energy conversion component in aircraft hydraulic system, and the study on the nonlinearity of key operating mechanism is very necessary for improving the reliable operation of the pump.
Jie Hang, Yunhua Li, Peng Zhang, Liman Yang   +3 more
doaj   +1 more source

Simulation Study on Bearing Lubrication Mechanism and Friction Characteristics of the Biomimetic Non-Smooth Surface of a Cross-Scale, Second-Order Compound Microstructure

Lubricants, 2023
The reasonable design of biomimetic non-smooth surfaces is a novel and effective way to solve problems such as the poor lubricity and serious friction and wear of friction pairs of seawater axial piston pumps.
Yingna Liang, Cunyuan Wang, Zongyi Zhang, Zhepeng Zhang, Wei Wang, Hao Xing, Tianyuan Guan, Dianrong Gao   +7 more
doaj   +1 more source

Diversification of cephalic shield shape and antenna in phyllosoma I of slipper and spiny lobsters (Decapoda: Achelata)

Frontiers in Marine Science, 2023
Slipper (Scyllaridae) and spiny (Palinuridae) lobsters show a complex life cycle with a planktonic larval phase, named phyllosoma. This unique larval form within Achelata (Decapoda) is characterized by a transparent dorsoventrally compressed body and a ...
José María Landeira, Diego Deville, Effrosyni Fatira, Zhixin Zhang, Sven Thatje, Qiang Lin, Santiago Hernández-León, Kaori Wakabayashi   +7 more
doaj   +1 more source