Estimation of load torque in induction motors via dynamic sliding mode control and new nonlinear state observer
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-018-0439-7
Abstract: This study conducts load torque estimation in an induction motor (IM) with uncertainty using a dynamic sliding mode controller (DSMC) that suppresses chattering using an integrator or a low-pass filter placed before the control signal… read more here.
Keywords: state; dynamic sliding; load torque; system ... See more keywords
Disturbance observer based dynamic load torque compensator for assistive exoskeletons
Sign Up to like & getrecommendations! Published in 2018 at "Mechatronics"
DOI: 10.1016/j.mechatronics.2018.07.003
Abstract: Abstract In assistive robotics applications, the human limb is attached intimately to the robotic exoskeleton. The coupled dynamics of the human-exoskeleton system are highly nonlinear and uncertain, and effectively appear as uncertain load-torques at the… read more here.
Keywords: torque compensator; compensator; disturbance observer; load ... See more keywords
Beat Phenomenon Suppression for Reduced DC-Link Capacitance IPMSM Drives With Fluctuated Load Torque
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2018.2885724
Abstract: Beat phenomenon is an important concern in the reduced dc-link capacitance motor drive system. In previous research works, the topic is mainly concentrated on the beat phenomenon caused by the interaction of the fluctuated dc-link… read more here.
Keywords: fluctuated load; beat phenomenon; beat; load torque ... See more keywords
Design and Analysis of Electric Motor With Integrated Magnetic Spring for Cyclic Loads
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3210513
Abstract: Cyclic loads such as weaving looms have an oscillating load torque profile which negatively affects the motor size and power consumption. In this article, a novel electric motor with an integrated magnetic spring (EMMS) is… read more here.
Keywords: spring; design; motor; load torque ... See more keywords
A New Load Torque Identification Sliding Mode Observer for Permanent Magnet Synchronous Machine Drive System
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2018.2881217
Abstract: Effective identification of the load torque is one of the key aspects in improving the performance of servo drive systems against load disturbances. Sliding mode variable structure control has become a popular method in the… read more here.
Keywords: torque identification; sliding mode; load torque; load ... See more keywords
SM Load Torque Observer-Based FCS-MPDSC With Single Prediction Horizon for High Dynamics of Surface-Mounted PMSM
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2019.2929714
Abstract: In order to enhance the dynamic performance of surface-mounted permanent magnet synchronous machines (PMSMs), this letter proposes an improved finite control set (FCS) model predictive direct speed control (MPDSC) strategy that only contains one speed… read more here.
Keywords: mpdsc; load torque; control; prediction horizon ... See more keywords
Robust Control Method f or PMSM Based o n Internal Model Control w ith Speed a nd Load Torque Estimator
Sign Up to like & getrecommendations! Published in 2017 at "International Journal on Electrical Engineering and Informatics"
DOI: 10.15676/ijeei.2017.9.3.6
Abstract: A Robust controller designed by employing internal model control (IMC) is presented for permanent magnet synchronous motor (PMSM) drive with estimation of both the rotor speed and the load torque with a predictive state observer.… read more here.
Keywords: control; speed; speed load; model control ... See more keywords
Sensorless Pedalling Torque Estimation Based on Motor Load Torque Observation for Electrically Assisted Bicycles
Sign Up to like & getrecommendations! Published in 2021 at "Actuators"
DOI: 10.3390/act10050088
Abstract: The need for reducing the cost of and space in Electrically Assisted Bicycles (EABs) has led the research to the development of solutions able to sense the applied pedalling torque and to provide a suitable… read more here.
Keywords: load torque; torque; motor; estimation ... See more keywords
An Algorithm for Online Inertia Identification and Load Torque Observation via Adaptive Kalman Observer-Recursive Least Squares
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11040778
Abstract: In this paper, an on-line parameter identification algorithm to iteratively compute the numerical values of inertia and load torque is proposed. Since inertia and load torque are strongly coupled variables due to the degenerate-rank problem,… read more here.
Keywords: identification; load; online inertia; load torque ... See more keywords