Results 141 to 150 of about 42,427 (189)

Synchronization control of a magnetic levitation system powered by alternating current

2011 9th IEEE International Conference on Control and Automation (ICCA), 2011
This work presents the synchronization control of two magnetic levitation systems powered by alternating current and where the technology on which this platform is based is the effect of repulsion that is presented in a pair of windings (coil-ring).
M Velasco-Villa
exaly   +2 more sources

A Desing of Digital Synchronization System for a Three-Phase Alternating Current Regulator: Case study: Highly inductive loads

2018 IEEE International Autumn Meeting on Power, Electronics and Computing (ROPEC), 2018
This paper shows the development and implementation in a digital platform of a synchronization system for a three-phase alternative current regulator through the technique of crossing by cosine applied to high inductive loads (Primary winding of a VAR furnace transformer). Also, the comparison of the results obtained through the simulation in Lt Pspice
Juan Alfonso Salazar-Torres
exaly   +2 more sources

Estimation of Alternator Rotor Angle by using Synchronized Voltage and Current Phasors

2020 IEEE Calcutta Conference (CALCON), 2020
Online monitoring of the rotor angle stability of large interconnected power system is a complicated job due to peculiar dynamics. In this paper, a methodology for estimation of alternator rotor angle by using empirical modelled reactance, voltage and current phasors measured from phasor measurement units (PMUs) is presented.
Mukesh Kumar, Shaik Affijulla
openaire   +1 more source

Automatic compensation technique for alternating current metrology based on synchronous filtering

Review of Scientific Instruments, 1998
In alternating current electrical metrology, the balancing procedure is the act of reduction to zero of a measured terminal-pair voltage (or current), accomplished via injection of a compensation voltage (current) in the circuit. An automatic compensation technique is described here: the terminal-pair voltage is continuously sensed, by means of vector ...
CALLEGARO, LUCA, D'ELIA V.
openaire   +3 more sources

Phase-Synchronized Transcranial Alternating Current Stimulation-Induced Neural Oscillations Modulate Cortico-Cortical Signaling Efficacy

Brain Connectivity, 2022
Introduction: Synchronized oscillatory brain activity is considered a basis for flexible neuronal network communication. However, the causal role of inter-regional oscillatory phase relations in modulating signaling efficacy in cortical networks has not been directly demonstrated in humans so far.
Kristoffer D. Fehér   +2 more
openaire   +2 more sources

New hot wire anemometer with alternate current and synchronic detection

SPIE Proceedings, 2009
The feasibility of hot wire anemometer in to a new measurement configuration is demonstrated in this work and we validate our results by a numerical model. We have created an anemometer probe with hot wire using a new scheme, in alternate current and synchronic detection (3ω method). We use this instrument to register the velocity magnitude in boundary
Monica Stoian   +2 more
openaire   +1 more source

Control-Action Optimization in Synchronous Reluctance and Inductor Alternating-Current Drives

Russian Electrical Engineering, 2018
An algorithm for optimizing the control action in the torque contours of synchronous reluctance and inductor ac drives is described in this paper. It allows one to search for an optimal principle for electric-drive operation that is suitable for any electromechanical converter with magnetic asymmetry of the rotor.
A. N. Gorozhankin   +3 more
openaire   +1 more source

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