Results 31 to 40 of about 471,275 (103)

Adaptive Nonsingular Terminal Sliding Model Control for Permanent Magnet Synchronous Motor Based on Disturbance Observer

open access: yesIEEE Access, 2018
In order to shorten the response time and improve robustness for a permanent magnet synchronous motor (PMSM) control system, an adaptive nonsingular terminal sliding model control (NTSMC) equipped with a disturbance observer is presented for PMSM. First,
Bo Xu   +5 more
doaj   +1 more source

Design and implementation of hardware-in-the-loop (HIL) test-bed for spacecraft attitude control [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2019
In this paper, the design and implementation of hardware-in-the-loop (HIL) test-bed for spacecraft attitude control are presented with respect to the practical consideration.
Vahid Bohlouri   +5 more
doaj   +1 more source

Clutch Torque Estimation of Ball-ramp Dual Clutch Transmission using Higher Order Disturbance Observer

open access: yes, 2020
Ball Ramp Dual Clutch Transmission (BR-DCT) was developed for clutch torque estimation by reducing the energy consumption of the clutch actuator by using a self-energizing mechanism.
Choi, Seibum B., Kim, Dong-Hyun
core   +1 more source

Skill transfer from symmetric and asymmetric bimanual training using a robotic system to single limb performance

open access: yesJournal of NeuroEngineering and Rehabilitation, 2012
Background Humans are capable of fast adaptation to new unknown dynamics that affect their movements. Such motor learning is also believed to be an important part of motor rehabilitation.
Trlep Matic, Mihelj Matjaž, Munih Marko
doaj   +1 more source

Modeling and Simulation of Airborne Radar Antenna Servo Control with Disturbance Observer

open access: yesHangkong gongcheng jinzhan, 2021
Accuracy of airborne radar antenna servo control(ARASC)is one of important index for radar system to accurately search,identify and detect targets.Radar antenna bears greater air resistance during scanning motion,because of the wind speed and moving ...
ZHAO Xi, LI Qimeng
doaj   +1 more source

Disturbance torque estimation in a sensorless dc drive

open access: yes, 1995
The estimation of the disturbance torque in a sensorless DC motor drive is carried out by extending the classical observer theory. Three estimation schemes are formulated according to the representation of the disturbance torque and the processing of the
MENIS R.   +5 more
core   +1 more source

Torque ripple reduction of a direct-drive permanent-magnet synchronous machine by material-efficient axial pole pairing [PDF]

open access: yes, 2011
This paper investigates a material-efficient axial pole pairing method for torque ripple reduction in a direct-drive outer-rotor surface-mounted permanent-magnet synchronous machine.
Patrick Chi-Kwong Luk   +3 more
core   +1 more source

Torque-Type Backlash Inverse Control for an Electromechanical Actuator With Active Disturbance Rejection

open access: yesIEEE Access, 2023
Backlash inverse (BI) is a useful backlash compensator in electromechanical actuators (EMA). However, conventional BI is only relevant when the system damping is strong and the load torque is zero.
Jing Cao   +4 more
doaj   +1 more source

Development and Optimization of the Build-in Torque Sensor for Harmonic Drive

open access: yes, 2015
The development of human-robot cooperation and the demand of high-precision robot control have increasingly spurred the usage of joint torque sensors. A build-in torque sensor for harmonic drive is researched in this paper, which utilizes strain gauges ...
Cui L(崔龙)   +7 more
core   +1 more source

THE INVESTIGATION OF TORQUE CAUSED BY THE FRICTIONAL FORCE (FRICTIONAL TORQUE) [PDF]

open access: yes, 2011
The objective of this essay, is to analyse what factors are affecting on the friction torque. In this essay, I tried to reach the friction torque values from different methods and unique experiments.
Aldatmaz, Umut Servan
core   +1 more source

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