Patent ID: 9580888
Date: 2017-02-28
CPC Classifications: E02F,F15B

Claim:
1. An apparatus for controlling a hydraulic pump for an excavator, comprising: an operating unit generating an operation signal according to an operation of an operator, and including a joystick or a pedal; an oil flow supplying unit supplying oil to a plurality of actuators, in order to drive the plurality of actuators corresponding to the operation signal, and including a plurality of pumps and a plurality of logic valves; and a control unit controlling the oil flow supplying unit by using a priority algorithm for each operation considering a use frequency and a load of the plurality of actuators with respect to a change of a predetermined operation mode according to the operation signal for the plurality of the actuators; wherein at least one of the plurality of the actuators comprises a travelling device, and wherein when operation signals for the plurality of actuators are input, and an operation signal corresponding to the travelling device is input, the control unit first assigns two pumps to the travelling device for supplying oil to the travelling device.