Author(s):  
Amarjeet Singh ◽  
Amit Tiwari

Voltage control and reactive power compensation in a distribution network with embedded wind energy conversion system (WECS) represent main concern of this paper. The WECS is of a fixed speed/constant frequency type that is equipped with an induction generator driven by an unregulated wind turbine. The problem is viewed from time domain responses of the system to different wind speed changes. Being disturbed by a variable wind speed, the WECS injects variable active and reactive power into the distribution network e0xposing nearby consumers to excessive voltage changes. In the FACTS-based solution approach, the Unified Power Flow Controller (UPFC) is used at the point of the WECS network connection to solve technical issues related to voltage support and series reactive power flow control.


2019 ◽  
Vol 8 (2S11) ◽  
pp. 2554-2558

In wind energy systems the central frequency transformer goes about as a key component between the WECS and the grid As of late there have been endeavors to supplant this transformer by a power electronics based solid state transformer This paper aims to provide a setup that incorporates the doubly fed induction generator based wind energy conversion system and Solid state transformer operation The principle target of the proposed setup is to combine the turbine with the grid while giving upgraded efficiency and performance .In this configuration SST controls the real power flow to/from the rotor side converter therefore taking out the grid side converter. The proposed framework meets the ongoing grid code necessities of wind turbine activity under fault conditions A definitive simulation is done in MATLAB to approve the execution of the proposed configuration and a prototype of the setup is also built


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