A turbine system comprises a rotor operatively coupled to a plurality of blades, at least one blade of the plurality of blades having one or more blown passages for providing a pressurized fluid to a pressure side and/or suction side of the at least one blade. The rotor is selectively or simultaneously coupled to a compressor and a power generator. In some situations, the rotor is selectively coupled to one of the power generator and the compressor with the aid of a clutch.
STATEMENT AS TO FEDERALLY SPONSORED RESEARCH
 This invention was made with Government support under DE-00000022 awarded by the United States Department of Energy. The Government has certain rights in the invention.