scholarly journals LVRT capability enhancement of DFIG based wind turbine with coordination control of dynamic voltage restorer and inductive fault current limiter

PLoS ONE ◽  
2019 ◽  
Vol 14 (8) ◽  
pp. e0221410 ◽  
Author(s):  
Dongyin Zhang ◽  
Hanping Xu ◽  
Li Qiao ◽  
Lei Chen
2020 ◽  
Vol 8 (6) ◽  
pp. 4689-4692

The power distributing system based on DVR is integrated by Super conducting Fault Current Limiter gives a viable solution to attain the stabilization of voltage magnitudes where the sensitive load and voltage sag effects are minimized. Over different compensation devices, the vastly recognized multiuse dynamic voltage restorer is integrated with superconducting fault current limiter to get improved features for power quality. In this paper, novel DVR integrated with SFCL was developed effectively to improve the bus voltage as well as to suppress the fault current. It is observed that the capacity of proposed DVR along with SFCL is decreased with increased voltage at the bus when compared with single DVR method. The cost also less for this proposed method than the single DVR system. It is also observed that output power compensated and also total harmonic distortions can be reduced in this proposed method. In the proposed system by adopting the tool like MAT LAB / SIMULINK the disadvantages of single DVR method like using inverter for three level voltage source, high rating of filters, poor efficiency with respect to system performance etc., are resolved with improvised power along with reduction in total harmonic distortions.


Sensors ◽  
2021 ◽  
Vol 21 (5) ◽  
pp. 1615
Author(s):  
Mehdi Firouzi ◽  
Saleh Mobayen ◽  
Hossein Shahbabaei Kartijkolaie ◽  
Mojtaba Nasiri ◽  
Chih-Chiang Chen

In this paper, an incorporated bridge-type superconducting fault current limiter (BSFCL) and Dynamic Voltage Restorer (DVR) is presented to improve the voltage quality and limiting fault current problems in distribution systems. In order to achieve these capabilities, the BSFCL and DVR are integrated through a common DC link as a BSFCL-DVR system. The FCL and DVR ports of the BSFCL-DVR system are located in the beginning and end of the sensitive loads’ feeder integrated to the point of common coupling (PCC) in the distribution system. At first, the principle operation of the BSFCL-DVR is discussed. Then, a control system for the BSFCL-DVR system is designed to enhance the voltage quality and limit the fault current. Eventually, the efficiency of the BSFCL-DVR system is verified through the PSCAD/EMTDC simulation.


2016 ◽  
Vol 31 (3) ◽  
pp. 1261-1269 ◽  
Author(s):  
Fei Jiang ◽  
Chunming Tu ◽  
Zhikang Shuai ◽  
Miaomiao Cheng ◽  
Zheng Lan ◽  
...  

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