Static VAR compensators (SVC). Testing of thyristor valves

2021 ◽  
2016 ◽  
Vol 19 (2) ◽  
pp. 16-24
Author(s):  
Quang Huu Vinh Luu

A new algorithm simulating the impacts of the VAR supporting devices such as the static var compensators (SVCs) and the synchronous condensers (SCs) under condition of symmetrical disturbances in multi-machine power system is mentioned. Some typical numerical examples are presented in this article. The comparisons of variation of the state parameters, such as the voltage, frequency, reactive power outputs and asynchronous torques…are simulated under condition of the action of the automatic voltage regulation systems of generators and of the VAR supporting devices. The transient energy margins are calculated and compared to assess the transient stability in multi-machine power system. Basing on this algorithm, the PC program uses the elements of the eigen-image matrix to bring the specific advantages for the simulation of the transient features of state variables.


1992 ◽  
Vol 7 (2) ◽  
pp. 836-847 ◽  
Author(s):  
S.Y. Lee ◽  
S. Bhattacharya ◽  
T. Lejonberg ◽  
A.E. Hammad ◽  
S. Lefebvre

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