supported by the National Natural Science Foundation of China(Project No.52377082);the Scientific Research Program of Jilin Provincial Department of Education(Project No.JJKH20230123KJ).
Large-scale new energy grid connection leads to the weakening of the system frequency regulation capability,and the system frequency stability is facing unprecedented challenges.In order to solve rapid frequency fluct...
This paper aims to address the issue of control of a variable-speed wind turbine based on doubly-fed induction generators. In this work,an effort is made to extract the maximum efficiency from a doubly-fed induction g...
The authors highly acknowledge the technology financial assistance provided by Jiangsu Frontier Electric Technology Co.,Ltd.(KJ202003).
In order to solve the problems of rotor overvoltage,overcurrent and DC side voltage rise caused by grid voltage drops,a coordinated control strategy based on symmetrical and asymmetrical low voltage ride through of ro...
supported in part by the National Natural Science Foundations of China under Grants 52277050 and 51877093;the fund from Science,Technology,Shenzhen International Collaboration under Grant GJHZ20210705142539007;the Key Research and Development Program of Sichuan Province under Grant 2021YFG0081;the fund from Science,Technology and Innovation Commission of Shenzhen Municipality under Grant JCYJ20190809101205546。
Nested-loop secondary linear doubly-fed machine(NLS-LDFM) is a novel linear machine evolved from rotary brushless doubly-fed induction machine, which has a good application prospect in linear metro. In order to analyz...
supported by the Science and Technology Program of State Grid Corporation of China under project“AI based oscillation detection and control”(No.SGJS0000DKJS1801231)
With more data-driven applications introduced in wide-area monitoring systems(WAMS),data quality of phasor measurement units(PMUs)becomes one of the fundamental requirements for ensuring reliable WAMS applications.Thi...
This paper presents a new control strategy for the rotor side converter of Doubly-Fed Induction Generator based Wind Turbine systems,under severe voltage dips.The main goal is to fulfill the Low Voltage Ride Through p...
This paper proposes a power control method to improve a stability of a small-scale power grid with renewable energy sources. In an isolated small- scale power grid such as an island, diesel power plant is main power s...
Compared with the traditional energy thermal power, there are still many unstable factors affecting the safe operation of the new green energy wind power in the period of continuous improvement of policy, technology a...
supported by Canadian Network for Research and Innovation in Machining Technology and Natural Sciences and Engineering Research Council of Canada(No.10.13039/501100000038).
This paper proposes a robust controller to improve power system stability and mitigate subsynchronous interaction(SSI)between doubly-fed induction generator(DFIG)-based wind farms and series compensated transmission l...
supported by National Basic Research Program of China(No.2012CB215105).
Doubly-fed induction generator(DFIG)-based wind farm has the characteristic of transient fault with low voltage ride through(LVRT)capability.A new three-phase fault direction identification method for the outgoing tra...