Results 1 to 10 of about 11,715,279 (309)

Self-Biased Bidomain LiNbO3/Ni/Metglas Magnetoelectric Current Sensor [PDF]

open access: yesSensors, 2020
The article is devoted to the theoretical and experimental study of a magnetoelectric (ME) current sensor based on a gradient structure. It is known that the use of gradient structures in magnetostrictive-piezoelectric composites makes it possible to ...
Mirza I. Bichurin   +10 more
doaj   +3 more sources

Micromechanical mode-localized electric current sensor. [PDF]

open access: yesMicrosyst Nanoeng, 2022
This paper outlines the design of a novel mode-localized electric current sensor based on a mechanically sensitive element of weakly coupled resonator systems.
Li H, Zhang Z, Zu L, Hao Y, Chang H.
europepmc   +2 more sources

Wide Bandwidth and Inexpensive Current Sensor for Power Electronics—An Augmented LEM Current Sensor [PDF]

open access: goldEnergies, 2021
This paper presents the overall concept of a wideband and cost-effective current sensor. The sensor consists of a paralleled Hall-based current sensor (LEM) and a wideband current transformer (CT).
Maciej Chojowski   +5 more
doaj   +2 more sources

Contactless Rotor Ground Fault Detection Method for Brushless Synchronous Machines Based on an AC/DC Rotating Current Sensor [PDF]

open access: yesSensors, 2023
Brushless synchronous machines (BSMs) are replacing conventional synchronous machines with static excitation in generation facilities due to the absence of sparking and lower maintenance.
Miguel A. Pardo-Vicente   +3 more
doaj   +2 more sources

Design and Simulation of Magnetic Shielding Structure Based on Closed-Loop TMR Current Sensor [PDF]

open access: yesMicromachines
With the rapid development of current sensor technology, tunnel magnetoresistance (TMR) current sensors have been widely adopted in industrial detection due to their high sensitivity, excellent linearity, and broad measurement range.
Qiuyang Li   +4 more
doaj   +2 more sources

Virtual Current Sensor in the Fault-Tolerant Field-Oriented Control Structure of an Induction Motor Drive. [PDF]

open access: yesSensors (Basel), 2019
Designing electrical drives resistant to the failures of chosen sensors has recently become increasingly popular due to the possibility of their use in fault-tolerant control (FTC) systems including drives for electric vehicles.
Adamczyk M, Orlowska-Kowalska T.
europepmc   +2 more sources

Current Sensor Fault Diagnosis Based on a Sliding Mode Observer for PMSM Driven Systems [PDF]

open access: goldSensors, 2015
This paper proposes a current sensor fault detection method based on a sliding mode observer for the torque closed-loop control system of interior permanent magnet synchronous motors.
Gang Huang   +4 more
doaj   +2 more sources

Improved Current Sensor for Water Diffusion Testing of Composite Insulators [PDF]

open access: yesSensors, 2019
An improved current sensor aimed at measuring currents of different parts in composite insulator samples was proposed. Conventional current sensors used in water diffusion tests aim to examine the performance of composite insulators, however, it is ...
Zhonghao Zhang   +3 more
doaj   +2 more sources

AI-Enabled Condition Monitoring Framework for Indoor Mobile Cleaning Robots

open access: yesMathematics, 2023
Autonomous mobile cleaning robots are ubiquitous today and have a vast market need. Current studies are mainly focused on autonomous cleaning performances, and there exists a research gap on monitoring the robot’s health and safety.
Sathian Pookkuttath   +2 more
doaj   +1 more source

Design and Analysis of Current Sensor Fault Detection Mechanisms for PMSM Drives Based on Neural Networks

open access: yesDesigns, 2022
This paper describes a vector-controlled Permanent Magnet Synchronous Motor (PMSM) drive system with the current sensor fault detection mechanism. In general, the control structure is based on the well-known Field Oriented Control (FOC) algorithm.
K. Jankowska, M. Dybkowski
semanticscholar   +1 more source

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