| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent degradation of both operation efficiency and operation responsibility of a hydraulic unit, even if an introduction motor is used for the hydraulic unit. <P>SOLUTION: The hydraulic unit (10) includes a control part (1) for controlling the introduction motor (12) by vector control via an inverter (13) while switching between an efficiency-priority motion and a response-priority motion according to a rotation speed of the introduction motor (12). <P>COPYRIGHT: (C)2013,JPO&INPIT |
