Results 71 to 80 of about 1,432 (200)

Coordinated DC Fault Ride‐Through Control for a Grid‐Forming Wind‐Storage System With VSC‐HVDC Integration Under Transmission Constraints

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
Due to complex wind farm conditions, a coordinated control system was designed. It manages DC power surges during AC faults by temporarily storing excess energy and regulating voltages. This strategy optimizes unbalanced power and enables effective fault recovery, resulting in minimal voltage fluctuations and superior performance.
Lei Chen, Qi Han
wiley   +1 more source

Overvoltage Impact on Internal Insulation Systems of Transformers in Electrical Networks with Vacuum Circuit Breakers

open access: yesEnergies, 2020
Vacuum circuit breakers are increasingly used as switching apparatus in electric power systems. The vacuum circuit breakers (VCBs) have very good operating properties. VCBs are characterized by specific physical phenomena that affect overvoltage exposure
Marek Florkowski   +3 more
doaj   +1 more source

A Control Strategy for Variable Speed Condenser Based on Doubly‐Fed Machine

open access: yesIET Smart Energy Systems, Volume 2, Issue 2, Page 120-130, June 2026.
This paper proposes a variable speed condenser (VSC) control strategy based on a doubly fed machine. It can be installed in PV stations and wind farms to enhance the grid‐connection performance of renewable energy power plants. ABSTRACT The lack of active power support capability in power systems with large‐scale renewable energy integration has become
Jian Zhang   +5 more
wiley   +1 more source

Analytical estimation of parasitic ringing overvoltage in fast switching half-bridges

open access: yes, 2023
Modern wide bandgap power devices promise higher power conversion performance if the device can be operated reliably. As switching speed increases, the effects of parasitic ringing become more prominent, causing potentially damaging overvoltages during ...
Czerwenka, Philipp   +4 more
core   +1 more source

Statistical analysis of switching overvoltages in UHV transmission lines with a controlled switching [PDF]

open access: yesIET Generation, Transmission & Distribution, 2019
The objective of this work is to present a more precisely controlled switching strategy to reduce overvoltages due to ultra‐high voltage (UHV) transmission line closing. Essentially the switching strategy is to find a suitable circuit breaker (CB) optimal instant of closing.
Fan Zhang   +4 more
openaire   +1 more source

Stabilizing Magnesium Anodes in Rechargeable Magnesium Batteries via Fluorinated Cyclic Ether Electrolyte Additive

open access: yesAdvanced Energy Materials, Volume 16, Issue 18, 13 May 2026.
A fluorinated cyclic ether, FDOL, is shown to stabilize Mg metal anodes by tuning Mg2+ solvation of the G2 electrolyte. The G2‐FDOL electrolyte suppresses passivation and thick, diffusion‐blocking Mg deposits, enabling more uniform Mg plating/stripping and sustained interfacial reactions.
Hafiz Ahmad Ishfaq   +9 more
wiley   +1 more source

Design of Zero Overvoltage Switching tailored power electronics

open access: yes
25102517Zero Overvoltage Switching (ZOS) can be used for clean switching transitions without overvoltage oscillations and unlimited switching speed, leading to the elimination of switching losses.
März, Martin   +2 more
core   +1 more source

A Comprehensive Review of Intelligent Fault Diagnosis and Resilient Fault‐Tolerant Control in the Design of Modern Modular Multilevel Converters

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This review evaluates advanced intelligent fault diagnosis and resilient fault‐tolerant control strategies for modular multilevel converters (MMCs). It highlights how integrating machine learning with robust control architectures enhances reliability and operational continuity, providing a roadmap for developing more resilient, self‐healing power ...
Muhammad Haris Saleem   +3 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  

Frequency Scanning-Based Simplified Overvoltage Prediction Method for SiC Inverter-Fed Motor Drives in Electric Vehicles

open access: yesWorld Electric Vehicle Journal
Wide-bandgap power devices, particularly silicon carbide (SiC) MOSFETs, have seen widespread adoption in electric vehicle (EV) motor drive systems due to their superior switching characteristics, including high switching speeds and high switching ...
Yipu Xu   +4 more
doaj   +1 more source

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