A control system for construction machinery includes a first hydraulic pump, first and second actuators connected to the first hydraulic pump through first and second hydraulic lines respectively, first and second control valves installed in the first and second hydraulic lines respectively and configured to control operations of the first and second actuators, and a controller configured to adjust a spool displacement amount of the first control valve according to an amount of working oil to be supplied to the first actuator when the first actuator performs a single or multiple operation by self-load.
Control system for construction machinery and control method for construction machinery
2019-12-31
Patent
Elektronische Ressource
Englisch
IPC: | E02F Baggern , DREDGING / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein |
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