Results 41 to 50 of about 311,227 (259)
Appropriate methods to analyse power conversion harmonics [PDF]
, 2013 Nowadays, non-linear loads represent the majority of the residential electrical consumers. The limits on emission and immunity are imposed by IEC- standards, however there is a lack in the domain 2 – 150 kHz.
Desmet, Jan +2 more
core +2 more sources
Results in Physics, 2017 The circuit parameters are investigated in a Mather-type plasma focus device. The experiments are performed in the SABALAN-I plasma focus facility (2 kJ, 20 kV, 10 µF). A 12-turn Rogowski coil is built and used to measure the time derivative of discharge
F.S. Karimi +4 more
doaj +1 more source
High-Bandwidth Combinational Rogowski Coil for SiC MOSFET Power Module
IEEE transactions on power electronics, 2022 Existing current sensors suffer from insufficient measurement bandwidth or large insertion area to faithfully capture the continuous switching transient current of wide-bandgap devices.
Wen Zhang +4 more
semanticscholar +1 more source
Research on current detection system of underground intelligent substatio
Gong-kuang zidonghua, 2018 In view of problems of traditional current detection method which took electromagnetic current transformer as the core that it was difficult to install and maintain, took up a lot of space and has low precision, a current detection system of underground ...
CHEN Lianyu, GAO Qing
doaj +1 more source
Design of Open-Ended Structure Wideband PCB Rogowski Coil Based on New Winding Method
Electronics, 2022 Compared with the traditional Rogowski coil, printed circuit board (PCB) Rogowski coil has the advantages of high measurement accuracy, simple manufacturing process and low cost. It has become an important device in current measurement.
Qin Tan +5 more
semanticscholar +1 more source
METHODS AND INSTRUMENTS FOR NONCONTACT DIAGNOSTICS OF THE TCAS SYSTEM
Авіаційно-космічна техніка та технологія, 2018 This article is devoted to an investigation of the TCAS (Traffic Collision Avoidance System) diagnostics and self-diagnostics problems. The aim of the current research is to prepare the TCAS system built-in diagnostics aid and to build a model of a ...
Islam Asad Isgandarov +2 more
doaj +1 more source
Hybrid Sensing of Internal and Surface Partial Discharges in Air-Insulated Medium Voltage Switchgear
Energies, 2020 Partial discharge (PD) measurements have proved their reliability for health monitoring of insulation systems in power system components including synchronous generators, power transformers, switchgear and cables etc.
Ghulam Amjad Hussain +4 more
doaj +1 more source
Low‐frequency performance of openable flexible double‐loop Rogowski coil
IET Science, Measurement & Technology, 2021 Double‐loop Rogowski coils have become increasingly popular in the market because of their high sensitivity and flexible usage compared to their extended single‐loop coils. Due to the high number of turns (thousands) and its small turn diameter (
Xiaoyu Liu, Hui Huang, Chaoqun Jiao
doaj +1 more source
Evaluation of Flexible Rogowski Coil Performances In Power Frequency Applications
, 2011 This paper investigates the effects of some influence quantities on the measurement of power frequency sinusoidal currents by means of flexible Rogowski coil sensors.
Chiampi, Mario +2 more
core +1 more source
Modeling and Analyzing the Mutual Inductance of Rogowski Coils of Arbitrary Skeleton
Sensors, 2019 There are Rogowski coils of various shapes in the on-site measurement, and it is difficult to calculate the electrical quantities of Rogowski coils of curved skeleton and circular cross-section by simulation software.
Xiaoyu Liu, Hui Huang, Chaoqun Jiao
doaj +1 more source