As one of the most encouraging renewable energy sources, wind energy has been seriously regarded around the world. Aiming at the change brought by the wide use of wind power to the current power market operation avenue designed for the conventional energy structure,this article gives a brief retrospective introduction of the general power market design principles and the structure of North America power market. The discussion focuses on the solutions taken by the North America market following the extensive usage of wind power. On this basis, the paper analyzes the effects of the wide use of renewable energies on the long-term development of the power market. It will be some of help in the process of establishing and improving the power market in China.