A method for driving a neutral point clamped three-level inverter is provided. In one exemplary embodiment, DC current is received at a neutral point-clamped three-level inverter. The inverter has a plurality of nodes including first, second and third output nodes. The inverter also has a plurality of switches. Faults are checked for in the inverter and predetermined switches are automatically activated responsive to a detected fault such that three-phase electrical power is provided at the output nodes.
STATEMENT OF GOVERNMENT INTEREST
This invention was made with government support under contract number DE-FC36-99-GO-10285 awarded by the Department of Energy. The U.S. Government has certain rights in this invention.