Results 21 to 30 of about 454,587 (291)

Adaptive fuzzy/proportion integration differentiation (PID) compound control for unbalance torque disturbance rejection of aerial inertially stabilized platform

open access: yesInternational Journal of Advanced Robotic Systems, 2016
This article describes an adaptive fuzzy/proportion integration differentiation (PID) compound control scheme to promote the disturbance rejection ability of an aerial inertially stabilized platform.
Xiangyang Zhou   +3 more
doaj   +1 more source

Estimations of Axle Output Torque and Disturbance Load Torque for Automobile by DBW.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1999
Recently, the vehicle which is adopting an electronically controlled throttle valve (ECTV) is controlled by DBW (Drive by wire) for the purpose of improving the automobiles performance. One of them is an optionally tuning for the accelerator pedal sensitivity, and it needs axle output torque as the feedback signal.
TAKADA, Yogo, MORITA, Shigeyuki
openaire   +2 more sources

Friction Observer and Compensation for Control of Robots with Joint Torque Measurement [PDF]

open access: yes, 2008
In this paper we introduce a friction observer for robots with joint torque sensing (in particular for the DLR medical robot) in order to increase the positioning accuracy and the performance of torque control.
Hirzinger, Gerd   +10 more
core   +1 more source

Disturbance and Load Torque profile.

open access: yes, 2023
(a) Random disturbance in case 2, (b) Load Torque Profile in case 3.
Akhtar Rasool (844214)   +4 more
core   +1 more source

Estimating Disturbance Torque Effects on the Stability and Control Performance of Two-Axis Gimbal Systems

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2022
Introduction. Two-axis gimbal systems are applied for stabilizing and controlling the line of sight (LOS) of an optical or imaging system mounted on a moving vehicle.
Ngoc Hung Nguyen   +2 more
doaj   +1 more source

Modelling and Simulation for Small Signal Stability of Multi-machine Power System under Various Disturbance Conditions

open access: yesJAREE (Journal on Advanced Research in Electrical Engineering), 2020
This paper presents the small signal stability of multi-machine power system over the 58-Bus, 26-Machine, Yangon Distribution Network and is validated with MATLAB software under various disturbance conditions. Time-domain solution analysis is employed to
ohnmar swe
doaj   +1 more source

Use of triple beam resonant gauges in torque measurement transfer standard [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.A new torque transfer standard using metallic TBTF resonant sensor was developed to overcome the overload capability problem which occurs with conventional ...
Intiang, Jittakant
core   +7 more sources

A new technique of cogging torque suppression in direct-drive permanent-magnet brushless machines [PDF]

open access: yes, 2010
In direct-drive electric propulsion systems, where there is no reduction gear to minimize and absorb the adverse effects of cogging torque generated by the permanent-magnet (PM) machine, minimization of cogging torque generation is of particular ...
Luk, Patrick Chi-Kwong, Fei, Wei-Zhong
core   +1 more source

A Friction Disturbance Compensation Method for Electromechanical Actuator Based on Fractional Order Adaptive Neural Network [PDF]

open access: yesHangkong bingqi
Friction torque disturbance affects the tracking performance of electromechanical actuator servo system, bringing position and speed tracking errors, and even may leading to instability of the servo system.
Chen Yufeng, Xu Xiaolu, Zhang Jinpeng, Zhang Kunfeng, Yue Qiang, Zhang Wenjing
doaj   +1 more source

Iterative Learning-Based Negative Effect Compensation Control of Disturbance to Improve the Disturbance Isolation of System

open access: yesSensors, 2022
At present, the cogging torque of permanent magnet synchronous motors (PMSM) seriously limits the Los pointing accuracy of aviation photoelectric stabilization platforms based on PMSM, which also restricts the requirements of ultra-long-distance and high-
Xiantao Li   +4 more
doaj   +1 more source

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