Results 1 to 10 of about 554,337 (247)

Observing Liquid Sloshing Based on a Multi-Degree-of-Freedom Pendulum Model and Free Surface Fluctuation Sensor

open access: yesSensors, 2023
Rollover prevention of partially filled tank trucks is an ongoing challenge in the road transportation industry, with the core challenge being real-time perception and observation of the liquid state inside the tank.
Xiaojing Qi, Yingchao Zhang, Bolin Gao
doaj   +1 more source

Design of Observer-Based Fault Detection Structure for Unknown Systems using Input–Output Measurements: Practical Application to BLDC Drive

open access: yesPower Electronics and Drives, 2019
Industrial systems serve us in all areas of life. Faults may result in economic loss and wasting energy. Detecting the onset of faults, and determining their location are important engineering tasks.
Eissa M. Abdallah   +2 more
doaj   +1 more source

A Novel Virtual Sensor for Estimating Robot Joint Total Friction Based on Total Momentum

open access: yesApplied Sciences, 2019
Robot joint friction is an important and complicated issue in improving robot control performance. In this paper, a virtual sensor based on the total generalized momentum concept is proposed to estimate the total friction torque, including both the motor-
Tian Xu   +5 more
doaj   +1 more source

The implications of frailty in older adults with epilepsy

open access: yesEpilepsia Open
Older adults constitute a large proportion of people with epilepsy (PWE) due to the changing demographics worldwide and epilepsy's natural history. Aging‐related pathophysiological changes lower the tolerance and increase our vulnerability to stressors ...
Syeda Amrah Hashmi   +7 more
doaj   +1 more source

High-Bandwidth Active Impedance Control of the Proprioceptive Actuator Design in Dynamic Compliant Robotics

open access: yesActuators, 2019
Dynamic compliant robotics is a fast growing field because of its ability to widen the scope of robotics. The reason for this is that compliant mechanisms may ensure safe/compliant interactions between a robot and an external element—for instance ...
Simon Hjorth Jessing Lund   +2 more
doaj   +1 more source

Sensorless Impedance Control of Micro Finger Using Coprime Factorization

open access: yesMicromachines
Soft robots are attracting attention as next-generation robots because they enable flexible movement. The micro finger is a soft robot that can bend and is small and can grasp objects of various shapes, so it is expected to be applied to surgical robots.
Yuuki Morohoshi, Mingcong Deng
doaj   +1 more source

Advanced Control Strategy for Induction Motors Using Dual SVM-PWM Inverters and MVT-Based Observer

open access: yesMachines
This paper introduces a novel field-oriented control (FOC) strategy for an open-end stator three-phase winding induction motor (OEW-TP-IM) using dual space vector modulation-pulse width modulation (SVM-PWM) inverters.
Omar Allag   +5 more
doaj   +1 more source

DC-Link Voltage Disturbance Rejection Strategy of PWM Rectifiers Based on Reduced-Order LESO

open access: yesIEEE Access, 2019
In applications of pulse-width modulation (PWM) rectifiers, the high quality of the DC power is required. The fluctuation of grid voltage and the switching of equipment connected to the DC supply are likely to cause a sudden change in the DC-link voltage,
Zhifeng Pan   +4 more
doaj   +1 more source

Observer-Based Exponential Stability Control of T-S Fuzzy Networked Systems with Varying Communication Delays

open access: yesMathematics
This paper is concerned with the problem of dynamic output feedback exponential stability control of T-S fuzzy networked control systems (NCSs) with varying communication delays.
Hejun Yao, Fangzheng Gao
doaj   +1 more source

Motor Temperature Observer for Four-Mass Thermal Model Based Rolling Mills

open access: yesSensors
Thermal control in rolling mills motors is gaining importance as more and more hard-to-deform steel grades are rolled. The capabilities of diagnostics monitoring also expand as digital IIoT-based technologies are adopted.
Boris M. Loginov   +4 more
doaj   +1 more source

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