Keywords
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congestion management, demand response, FACTS, locational marginal price, wind power
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Abstract
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This article deals with congestion management of transmission networks to
maximize the penetration of wind power by proposing an incremental welfare
consensus algorithm based on flexible alternating current transmission systems
(FACTS) and demand response (DR) program. The proposed model takes
the locational marginal prices as an input to manage both FACTS device and
DR resources. To this end, an innovative two-stage market-clearing procedure
is developed. Where in the first stage, the players bid to the market aimed at
maximizing their profit, and the independent system operator clears the market
based on social welfare maximization. In the second stage, a generation redispatch
problem is executed in which FACTS device controllers and incentivebased
DR are optimally coordinated to minimize the rescheduling costs of
generation companies. Two distinct types of FACTS devices consisting of
thyristor controlled series capacitor and static synchronous compensator are
utilized here. Finally, a case study is accomplished on the modified IEEE
one-area 24-bus reliability test system. The results achieved from simulations
confirm that the proposed interactive DR and FACTS model not only alleviates
the congestion of the system, but also increases the flexibility of the system to
harvest the wind power as much as possible.
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