摘要

Available transfer capability (ATC) is used to measure the further reliable power transfer capability between two nodes (or areas) in power system. With the rapid development of wind power generation and gradual maturity of power market, the research on large-scale wind power penetration on ATC has been an urgent need. Under the chronological model of wind speed and wind farm';s power output, ATC incorporated with wind farm is evaluated based on sequential Monte Carlo simulation. ATC determination of every sample state is calculated by key factor constrained AC power flow method. Expectation and variance and corresponding annualized indices are used to evaluate the impacts of wind farm on ATC. Simulation is employed on the modified IEEE-RTS79 system involving wind farm, the results show the proposed algorithm with the merits of fast and accurate calculation. The research could be a valuable reference to power market operations and wind farm planning. ? 2010 Chin. Soc. for Elec. Eng.

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