Results 71 to 80 of about 656 (167)

Swashplate feedback control for tilt-rotor aircraft [PDF]

open access: yes, 1974
Changes in angle of attack in system were sensed indirectly by gages which responded to strains induced in wing structure. Output signals were amplified, filtered, and used to activate swashplate actuators.
Alexander, H. R.   +2 more
core  

Design and development of a novel test method to measure the slipper / swashplate interface fluid film in a positive displacement machine [PDF]

open access: yes, 2014
Although robust models of fluid film behavior between the slipper / swashplate lubricating interface in positive displacement machines have been developed, measuring this same fluid film thickness to a highly accurate degree inside a relatively unaltered
Spencer, Natalie A
core   +2 more sources

基于神经网络与遗传算法的斜盘发动机弹性联轴器优化设计

open access: yesJixie chuandong, 2011
Aiming at the fact that the current method of designing elastic coupling in swashplate engine is deficient,and the vibration damping effect is inadequate,a new method for optimization design of coupling is put forward based on back propagation artificial
孔岩峰, 单晓亮, 张振山
doaj  

DYNAMIC THRESHOLD CALCULATION METHOD FOR BEARING OF HELICOPTER SWASHPLATE BASED ON BAYESIAN INFERENCE

open access: yesJixie qiangdu, 2020
The accuracy of dynamic threshold is low by using the weighted average method. In order to solve this problem,a dynamics threshold calculation method for swashplate bearing based on Bayesian inference is proposed by using the characteristics of the ...
CONG Lei   +4 more
doaj  

Kinematics and constraints associated with swashplate blade pitch control [PDF]

open access: yes, 1993
An important class of techniques to reduce helicopter vibration is based on using a Higher Harmonic controller to optimally define the Higher Harmonic blade pitch.
Leyland, Jane A.
core  

Optimization Design of Elastic Coupling in Swashplate Engine Based on BP-GA

open access: yes, 2010
Aiming at the fact that the current method of designing elastic coupling in swashplate engine is deficient, and the vibration damping effect is inadequate, a new method for optimization design of coupling is put forward based on back propagation ...
Zhen Shan Zhang   +2 more
core   +1 more source

SINTESIS DIMENSI DAN ANALISIS KINEMATIK MEKANISME SWASHPLATE HELIKOPTER [PDF]

open access: yes
Mekanisme swashplate pada helikopter merupakan mekanisme yang digunakan untuk memanipulasi gaya angkat baling-baling dengan cara mengubah sudut serangnya saat berputar.
Hafiz, Riandi
core   +1 more source

Numerical Simulation Study on the Volumetric Efficiency Loss of CO2 Swash Plate Axial Piston Pumps

open access: yesApplied Sciences
With the aim of addressing the low volumetric efficiency of CO2 swashplate axial piston pumps, the influence of four volumetric losses—loss of the CO2 compression retention volume, leakage volume loss of the port pair, leakage volume loss of the plunger ...
Xiyin Wang, Sanping Zhou
doaj   +1 more source

Displacement Control in Variable Displacement Axial Piston Swashplate Type Pumps

open access: yes, 2011
This work deals in particular with variable displacement swashplate axial piston pumps which play a relevant role in feeding adjustable power for hydraulic mobile systems.
E. Corradini   +4 more
core  

Comparative Study of the Tribological Properties of the Swashplate Axial Piston Pump for Different Materials of the Valve Plate on Different Load Applications [PDF]

open access: yes, 2022
For swashplate-type axial piston machines, one of the most important parts is the lubricating interface between the valve plate and the cylinder block.
Andrews, Larbi   +2 more
core  

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