A slewing control device (100) is used for a crane (10) that includes an upper slewing body (12), a lower travelling body (14), a slewing drive unit (101), and an attachment (10S). A controller (110) in the slewing control device (100) enables the slewing drive unit (101) to operate based on feedforward control to slew the upper slewing body (12) at a target slewing speed. The controller (110) generates a corrected command signal by correcting a reference command signal set in advance in response to a predetermined target slewing speed, based on information about a variation factor causing the slewing speed to vary. The controller (110) inputs the corrected command signal to the slewing drive unit (101).
ROTATION CONTROL DEVICE OF WORK MACHINE AND WORK MACHINE EQUIPPED WITH SAME
ROTATIONSSTEUERUNGSVORRICHTUNG EINER ARBEITSMASCHINE UND DAMIT AUSGESTATTETE ARBEITSMASCHINE
DISPOSITIF DE COMMANDE DE ROTATION D'ENGIN DE CHANTIER ET ENGIN DE CHANTIER ÉQUIPÉ DE CELUI-CI
2025-01-22
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |
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