An Improved Fuzzy Inference System for Voltage/VAR Control

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Date
2007
Authors
Vladimiro Miranda
André Moreira
Jorge Correia Pereira
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Abstract
This paper applies the concept of fuzzy controller to voltage/VAR control. Cascading Mamdani controllers are used together with sensitivities to keep voltages in an admissible band while avoiding line flows to exceed admissible limits. A small number of iteration steps with a Newton-Raphson power flow routine are enough to recover voltages into admissible bands.
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