| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a motor controller in which operational efficiency can be enhanced not only in a light load region but over a wide range. <P>SOLUTION: In the motor controller for driving a motor M having three-phase armature windings 5U, 5V, 5W and three-phase armature windings 5R, 5S, 5T by a first inverter 3 and a second inverter 4, the first inverter 3 and the second inverter 4 are switched depending on the requested operational condition. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
