Results 91 to 100 of about 656 (167)

Partial abrasion modeling and variable load characteristics analysis for high-speed load sensing electro-hydrostatic actuator pump of aircraft

Advances in Mechanical Engineering
The load-sensing electro-hydrostatic actuator (LS-EHA) allows to reduce the thermal output and enhance the dynamic characteristics of the more electric aircraft (MEA).
Cun Shi, Weiyu Wang, Shaoping Wang, Di Liu, Siyuan Zhang   +4 more
doaj   +1 more source

Testing Active Rotor Control Applications using DLR's Multiple Swashplate Control System in the LLF of DNW

, 2016
In the context of the joint research project advanced swashplate concepts within the nationally funded aeronautical research programm LuFo V-1, DLR’s multiple swashplate control system has successfully completed its first wind tunnel tests in DNW’s large
van der Wall, Berend G., Schneider, Oliver, Küfmann, Philip, Holthusen, Hermann, Bartels, Rainer, Postma, Jos, Gomes, Jorge   +6 more
core  

Intelligent Fault Diagnosis of Hydraulic Piston Pump Based on Wavelet Analysis and Improved AlexNet. [PDF]

Sensors (Basel), 2021
Zhu Y, Li G, Wang R, Tang S, Su H, Cao K.   +5 more
europepmc   +1 more source

DLR's Multiple Swashplate Control System: Operation and Preliminary Testing

, 2012
This paper describes the first tests of DLR’s patented, IBC-capable multiple swashplate control system. It briefly covers the preliminary activities and system modifications necessary to ensure successful testing, such as the ground vibration tests ...
Schneider, Oliver, Küfmann, Philip, Bartels, Rainer   +2 more
core  

The Slipping Shoe Motion Trajectory Analysis and Simulation of Spherical Swashplate Type Axial Piston Pump

, 2011
Spherical swashplate type axial piston pump slipping shoe hole shape and reasonable position design is key points for pump working. Current calculation method which adapted average parameters as final size is not accurate in theory.
Yong Qin Chen, Jian Jun Chen, San Mai Su
core   +1 more source

Kinematic Investigations of a Novel Flapping Actuation Design with Mutually Perpendicular 3 Cylindrical Joint Approach for FW-Drones. [PDF]

Biomimetics (Basel), 2023
Singh S, Zuber M, Hamidon MN, Azriff Basri A, Mazlan N, Ahmad KA.   +5 more
europepmc   +1 more source

Predicting lubrication performance between the slipper and swashplate in axial piston hydraulic machines [PDF]

, 2014
Engineering of the sliding interfaces within swashplate type axial piston machines represents the most complex and difficult part of the design process.
Schenk, Andrew T
core   +1 more source

Robust tracking control for a quadrotor subjected to disturbances using new hyperplane-based fast Terminal Sliding Mode. [PDF]

PLoS One, 2023
Labbadi M, Iqbal J, Djemai M, Boukal Y, Bouteraa Y.   +4 more
europepmc   +1 more source

A multimodal deep learning assisted uncertainty-aware MPC framework for fault tolerant control of aviation piston pumps

Scientific Reports
Aviation piston pumps are critical components of aircraft hydraulic systems. The progressive wear can significantly degrade system reliability, control accuracy and operational safety of piston pumps.
Muhammad Irfan, Turki Alsuwian, Jawed Mustafa   +2 more
doaj   +1 more source

Study on characteristics of a novel water-hydraulic pump with electro-hydrostatic actuator

Meitan xuebao
In order to resolve the issues of wear, limited lifespan, and excessive noise commonly associated with traditional swashplate axial piston pumps in aqueous environments,while meeting the reliability requirements for hydraulic pumps in demanding ...
Lin SHEN, Zhangwen QIU, Tong XING
doaj   +1 more source