| 摘要 |
<P>PROBLEM TO BE SOLVED: To control an electric machine device in a simple constitution. <P>SOLUTION: The electric machine device 10 includes: an electromagnetic coil 210; a magnet 110; a first sensor 240 detecting the relative position of the magnet 110 to the electromagnetic coil 210; control units 410 to 430 which acquire a controlled value Rin showing the operation state of the electric machine device 10 or an operation environment of the electric machine device 10, generate a command value Re for deciding an exciting period ET for supplying current to the electromagnetic coil using the controlled value Rin, and decide the exciting period ET for supplying current to the electromagnetic coil using the output value SSB of the first sensor and the command value Re; and a drive circuit 440 supplying current to the electromagnetic coil according to the exciting period. <P>COPYRIGHT: (C)2010,JPO&INPIT |
