Results 1 to 10 of about 1,018 (266)

Analysis of renewable energy consumption and economy considering the joint optimal allocation of “renewable energy + energy storage + synchronous condenser” [PDF]

Scientific Reports, 2023
As renewable energy becomes increasingly dominant in the energy mix, the power system is evolving towards high proportions of renewable energy installations and power electronics-based equipment.
Zesen Wang, Qi Li, Shuaihao Kong, Weiyu Li, Jing Luo, Tianxiao Huang   +5 more
doaj   +2 more sources

Optimization Study of New Type High-Capacity Synchronous Condenser based on Coupling of Electromagnetic and Temperature Field [PDF]

E3S Web of Conferences, 2020
In order to optimize electromagnetic structure of new type high-capacity synchronous condenser, increase reactive capacity, and improve the speed of dynamic response, the theoretical derivation of the effects on the main performance parameters of the ...
Zhang Xi, Wang Weiqing, He Shan, Cheng Jing, Yuan Zhi   +4 more
doaj   +1 more source

LLM-optimized wavelet packet transform for synchronous condenser fault prediction [PDF]

PLoS ONE
Dongqing Zhang, Chaofeng Zhang, Michel Kadoch, Tao Hong, Shenglong Li, Wenqiang Zhao   +5 more
doaj   +2 more sources

Automatic Voltage Control of Large-scale Synchronous Condensers in UHV-DC Converter Station [PDF]

E3S Web of Conferences, 2021
Large-scale synchronous condenser can provide a powerful dynamic reactive power for the Ultra high-voltage (UHV) Direct Current (DC) transmission system. The dynamic characteristics of synchronous condenser ensure the reactive power support capability in
Qu Gang, Yuan Hao
doaj   +1 more source

Research on Electromagnetic Field, Eddy Current Loss and Heat Transfer in the End Region of Synchronous Condenser with Different End Structures and Material Properties

Energies, 2021
Aiming at the problem of end structure heating caused by the excessive eddy current loss of large synchronous condensers used in ultra-high voltage (UHV) power transmission, combined with the actual operation characteristics of the synchronous condenser,
Xiaoshuai Bi, Likun Wang, Fabrizio Marignetti, Minghao Zhou   +3 more
doaj   +1 more source

Fault diagnosis method based on multi‐source information fusion for weak interturn short circuit in synchronous condensers

IET Electric Power Applications, 2021
The interturn short circuit fault in rotor windings is a common fault in a synchronous condenser. Aiming at the early faults that are difficult to detect, the theory of multi‐source information fusion is applied herein for the identification of short ...
Minghan Ma, Pengkang He, Yonggang Li, Hongshuo Li, Meng Jiang, Yucai Wu   +5 more
doaj   +1 more source

Temperature field analysis of rotor fault in large synchronous condenser

电力工程技术, 2022
With the development of UHV AC/DC transmission, synchronous condenser has been paid more and more attention because of its fast dynamic response ability. The safe operation of synchronous condenser is related to the stability of power grid.
CHEN Zhenfei, LI Chengying, MA Hongzhong, ZHAO Shuai, TANG Xiaozheng   +4 more
doaj   +1 more source

Discrimination Method of Interturn Short-Circuit and Resistive Unbalance Faults for Synchronous Condenser

IEEE Access, 2021
In this paper, a discrimination method is proposed for the interturn short-circuit and resistive unbalance faults of the synchronous condenser. The mathematical models of the synchronous condenser are established under these two faults.
Chao Wei, Huanyu Li, Xiaohu Wang, Chaowei Yang, Wei Wang, Ming Cheng   +5 more
doaj   +1 more source

Multi DC coordinated transient overvoltage suppression strategy for high proportion new energy sending terminal area

电力工程技术, 2023
Aiming at the transient overvoltage problem of high proportion new energy multi direct current (DC) transmission system caused by DC blocking fault, the interaction mechanism between multiple DC lines is analyzed firstly and the multi-outfeed voltage ...
ZHANG Qirui, XIN Chaoshan, LI Fengting, YIN Chunya, LIU Jiangshan, LI Yuan   +5 more
doaj   +1 more source

Analysis of rotor winding interturn short circuits affected by the initial dynamic eccentricity in large synchronous condensers

IET Electric Power Applications, 2022
To investigate the effect of initial dynamic eccentricity on the rotor winding turn‐to‐turn short circuit (RWISC) in a large synchronous condenser, this paper uses the study object of a 300 MVar dual water intercooler condenser. Firstly, the air gap flux
Minghan Ma, Yuejia Hou, Yonggang Li, Pengkang He, Meng Jiang, Yucai Wu   +5 more
doaj   +1 more source