Results 11 to 20 of about 168 (145)

The Impact of the Deformation Phenomenon on the Process of Lubricating and Improving the Efficiency Between the Slipper and Swashplate in Axial Piston Machines

open access: yesIEEE Access, 2019
The process of lubricating a sliding interface between the Slipper and the swashplate in axial piston machines is a major solution for the improvement of its efficiency and performance.
Gaston Haidak   +3 more
doaj   +3 more sources

Squeeze Film Effect and Its Influence on the Lubrication Characteristics of Slipper Oil Film under Pressure Pulse

open access: yesShock and Vibration, 2023
This study aims at the lubricant film between the slipper and swashplate of an axial piston pump. Based on a single piston/slipper assembly model, a mathematical model for the squeeze film effect is developed according to the pressure-flow transfer ...
JiaHao Wu   +3 more
doaj   +2 more sources

Nonharmonic Control of the Blade-Vortex Interaction Noise of Electrically Controlled Rotor

open access: yesInternational Journal of Aerospace Engineering, 2022
Electrically controlled rotor, also known as swashplateless rotor, represents an active rotor system that, due to the use of a trailing edge flap system instead of a swashplate, not only enables primary control but also conveniently reduces the blade ...
Kewei Li   +3 more
doaj   +2 more sources

Design and Dynamics Simulation of a New Type of Swashplate Engine

open access: yesJixie chuandong, 2021
To extend the application of the swashplate engine from special engines to the field of general power machinery, it is necessary to considerate speed stability, dynamic balance performance and manufacturing, etc.
Yuxiao Zhang   +4 more
doaj   +1 more source

Electrically Controlled Rotor Blade Vortex Interaction Airloads and Noise Analysis Using Viscous Vortex Particle Method

open access: yesShock and Vibration, 2019
An electrically controlled rotor (ECR), also called a swashplateless rotor, replaces a swashplate with a trailing-edge flap system to implement primary rotor control.
Taoyong Su   +3 more
doaj   +2 more sources

A review of the energy recovery and energy pressure of liquid

open access: yesEnergy Science &Engineering, Volume 11, Issue 10, Page 3907-3927, October 2023., 2023
As we all know, with the progress of science and technology and the rapid development of industry, our world's nonrenewable energy gradually reduced, if no measures are taken, nonrenewable energy will eventually be consumed. To avoid the outcome of energy exhaustion, many scientists and scholars began to study renewable energy many years ago, and so ...
Yunguang Ji   +6 more
wiley   +1 more source

Device for Simulating Fluid Microgravity Environment Based on Magnetic Compensation Method and Research on Magnetic Fluid Lubrication Performance of Oil Film Bearing

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
At present, with the rapid development of the material market, the requirements of high performance and high precision of materials are increasingly exposed. Nanomagnetic fluid materials are more and more widely used in oil film bearings, but their compressive strength and performance are insufficient, which is difficult to meet the current ...
Han Peng   +3 more
wiley   +1 more source

Study on Restraining Cavitation of Axial Piston Pump Based on Structure of Cylinder Block and Valve Plate Triangular Throttling Groove

open access: yesShock and Vibration, Volume 2022, Issue 1, 2022., 2022
Raising the rotational speed is an effective way to improve the power density of axial piston pump, but high rotational speed tends to cause plunger cavity and valve plate throttling groove cavitation. The cavitation of axial piston pump must reduce its volumetric efficiency and cause vibration and noise.
Sun Zegang   +4 more
wiley   +1 more source

Modeling and Control of a Single Rotor Composed of Two Fixed Wing Airplanes

open access: yesDrones, 2021
This paper proposes a simple flying rotor prototype composed of two small airplanes attached to each other with a rigid rod so that they can rotate around themselves.
José Antonio Bautista-Medina   +2 more
doaj   +1 more source

A hybrid of CFD and PSO optimization design method of the integrated slipper/swashplate structure in seawater hydraulic axial piston pump

open access: yesEngineering Applications of Computational Fluid Mechanics, 2022
An integrated slipper/swashplate structure is developed for seawater hydraulic axial piston pump. Considering the overturning moment of the integrated slipper, the transient hydrodynamic lubrication model of the integrated slipper is established, and the
Ruidong Hong   +6 more
doaj   +1 more source

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