Impact of DLC on Distribution System Reliability

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Abstract:

The implement of direct load control can reduce power system load at peak times by restricting the given load at the required time straightforwardly. These actions also have a positive influence on the distribution system reliability along with the increase of load rate. Thus, in order to make further research on the impact of DLC on distribution system reliability, a mathematical model of DLC on the basis of linear programming method should be set up firstly. Then, according to the change of load rate, establishing a cubic spline interpolation function represents the reliability index changing with load rate. Finally, the validity of above model and the method are studied through numerical tests on modified RBTS BUS 6 test system. As the result shows, the effectively direct load control can improve the distribution system reliability.

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555-559

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December 2014

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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