| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a motor drive which can ensure stable operation continuously by preventing an overcurrent protector from operating under overload and suppressing speed variation excepting the overload time. <P>SOLUTION: A torque command correction means 11 is provided, and when the quantity of load of a brushless motor detected by a quantity of load detection means 22 is larger than a preset value, the torque command value determined by a torque control means 21 is reduced. <P>COPYRIGHT: (C)2008,JPO&INPIT |
