Results 71 to 80 of about 10,715 (249)

Industrial Fieldbus Improvements in Power Distribution and Conducted Noise Immunity With No Extra Costs [PDF]

open access: yes, 2011
Industrial distributed control continues the move toward networks at all levels. At lower levels, control networks provide flexibility, reliability, and low cost, although perhaps the simplest but most important advantage is the reduced volume of ...
Barbancho Concejero, Antonio   +3 more
core   +1 more source

Calculation Method for Magnetic Saturation Current of Shunt Reactors Under Oscillation in Renewable Energy Power Systems

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
The paper proposes a piecewise analytical method for calculating the winding current and the neutral reactor current under oscillatory conditions in renewable energy power systems. The method is based on the operational state of the core magnetic circuit, where the nonlinear magnetisation curve is approximated by piecewise linear segments with the ...
Botong Li   +8 more
wiley   +1 more source

Study of Switching Overvoltage Protection Measures for Capacitor Compensation Device

open access: yesKongzhi Yu Xinxi Jishu, 2014
The harm of using damping and limiting measures to eliminate switching overvoltage of FC device was analyzed in theory and simulation. It presents that input overvoltage protection mainly depends on the insulation capability of the device and the effect ...
JIANG Jiajiu   +4 more
doaj  

DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application [PDF]

open access: yes, 2015
Fast isolation and detection of DC faults is currently a limiting factor in high power DC transmission grid development. Recent research has shown that the role of DC/DC converters is becoming increasingly important in solving various DC grid challenges ...
Aboushady, Ahmed A.   +2 more
core   +2 more sources

Equivalent Test Method for Fault Ride‐Through of Integrated Energy‐consuming MMC Modules

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper proposes an equivalent assessment index covering the entire fault ride‐through process, taking the integrated energy‐consuming MMC valve as the research object, and solves the problem of the lack of assessment index for the fault ride‐through equivalent test.
Ying Li   +7 more
wiley   +1 more source

High Frequency Snubber Circuit for SiC MOSFET Module

open access: yesKongzhi Yu Xinxi Jishu, 2016
During high frequency switching condition, overvoltage caused by the coupling oscillation between distributed parameters(inductance, capacitor) on Silicon Cabide(SiC) device will easily lead to breakdown damage of devices and the generated ...
LUO Jianbo, FAN Wei, PENG Kai
doaj  

Design of a snubber circuit for low voltage DC solid‐state circuit breakers

open access: yesIET Power Electronics, 2021
Solid‐state circuit breakers (SSCBs) are designed to interrupt fault currents typically several orders faster than its electromechanical counterparts. However, such an ultrafast switching operation would produce a dangerous overvoltage which might cause ...
Zhongying Wang   +1 more
doaj   +1 more source

A Parameter Design Method for SVC Considering the Impedance Interaction Between Inverters and Reactive Compensation Devices

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
Distributed generation (DG) aggregation points are typically equipped with reactive compensation devices to maintain voltage stability. However, improper parameter design may cause harmonic oscillations due to interactions between the device and inverter impedance.
Chengjia Bao   +4 more
wiley   +1 more source

Strengthening Renewable‐Rich Weak Grids Through Improved Voltage Stability and Fault‐Ride Through Capability

open access: yesIET Renewable Power Generation, Volume 20, Issue 1, January/December 2026.
To enhance grid stability and resilience in high renewable energy scenarios, this research proposes a cascaded control optimization framework guided by a novel dynamic resilience metric. Validated on a representative Australian grid, the framework significantly reduced voltage overshoot and extended fault clearing times, offering a robust solution for ...
Sadnan Sakib   +4 more
wiley   +1 more source

New controlled switching approach for limitation of transmission line switching overvoltages

open access: yesIET Generation, Transmission & Distribution, 2013
In this study, a new controlled switching approach is proposed. This method is applied to the controlled closing of high voltage uncompensated transmission lines. The new approach is a developed version of conventional zero‐crossing controlled switching approach. Performance of the new approach is evaluated and compared with the conventional controlled
Heresh Seyedi, Shahab Tanhaeidilmaghani
openaire   +1 more source

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