Duke Energy is picking a 100 more wind turbines from General Electric. The turbines are estimated to produce up to 150 Megawatts of wind power.

The turbines are anticipated to be in service in the 2009-2010 timeframe on sites currently under review in the western and southwestern United States.

The company’s wind generation assets are managed by Duke Energy Generation Services, a Duke Energy subsidiary that focuses on renewable energy, commercial power and onsite energy across the United States.

Duke Energy is headquartered in Charlotte, N.C. and supplies power to about 4 million customers throughout the U.S.