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DRIVE CONTROL SYSTEM FOR WORKING MACHINE, WORKING MACHINE WITH SAID DRIVE CONTROL SYSTEM, AND DRIVE CONTROL METHOD FOR SAID WORKING MACHINE
A drive control system 1 of a hydraulic excavator 2 includes a control device 50. When accelerating a turning body 5 to a target turning speed, the drive control device 50 controls an operation of the electric motor driving device 36 such that the electric motor 34 outputs high efficiency torque by which a highest electric power efficiency is obtained at the target turning speed. The control device 50 controls an operation of an oil pressure supply device 9 such that residual torque obtained by subtracting the high efficiency torque from target torque is output from an oil-pressure motor 33.
DRIVE CONTROL SYSTEM FOR WORKING MACHINE, WORKING MACHINE WITH SAID DRIVE CONTROL SYSTEM, AND DRIVE CONTROL METHOD FOR SAID WORKING MACHINE
A drive control system 1 of a hydraulic excavator 2 includes a control device 50. When accelerating a turning body 5 to a target turning speed, the drive control device 50 controls an operation of the electric motor driving device 36 such that the electric motor 34 outputs high efficiency torque by which a highest electric power efficiency is obtained at the target turning speed. The control device 50 controls an operation of an oil pressure supply device 9 such that residual torque obtained by subtracting the high efficiency torque from target torque is output from an oil-pressure motor 33.
DRIVE CONTROL SYSTEM FOR WORKING MACHINE, WORKING MACHINE WITH SAID DRIVE CONTROL SYSTEM, AND DRIVE CONTROL METHOD FOR SAID WORKING MACHINE
ANTRIEBSSTEUERUNGSSYSTEM FÜR EINE ARBEITSMASCHINE, ARBEITSMASCHINE MIT DIESEM ANTRIEBSSTEUERUNGSSYSTEM UND ANTRIEBSSTEUERUNGSVERFAHREN FÜR DIESE ARBEITSMASCHINE
SYSTÈME DE COMMANDE D'ENTRAÎNEMENT POUR UN ENGIN DE CHANTIER, ENGIN DE CHANTIER DOTÉ DUDIT SYSTÈME DE COMMANDE D'ENTRAÎNEMENT, ET PROCÉDÉ DE COMMANDE D'ENTRAÎNEMENT POUR LEDIT ENGIN DE CHANTIER
YUDATE YOJI (Autor:in) / IWABE KAZUYA (Autor:in) / MURAOKA HIDEYASU (Autor:in)
06.05.2020
Patent
Elektronische Ressource
Englisch
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