| 摘要 |
A construction machine provided with an undercarriage, a revolving superstructure provided in a revolvable manner on the undercarriage and driven by a revolution motor generator (19), and a working implement provided on the revolving superstructure is further provided with a revolution speed detecting means (38) for detecting the actual revolution speed of the revolving superstructure, a lever command speed computing means (31) for computing a lever command speed from the manipulated variable (21) of a revolution lever for the revolving operation of the revolving superstructure, a torque command value computing means (34) for computing a torque command value on the basis of a command speed based on the computed lever command speed, a command value output means (35) for outputting the command torque to the revolution motor generator (19) on the basis of the torque command value computed by the torque command value computing means (34) and the revolution speed detected by the revolution speed detecting means (38), and a command value output regulating means (36) for regulating the output of the torque command value from the command value output means (35) under a predetermined condition. |
