Doosan Infracore Co., Ltd.

Jung Ho Kim

Kyung Min Park

Lee Hyoung Cho

Byung Il Kang

Min Seok Ko

Yong Tak Hyun

Dong Mok Kim

Duk Sang Kim

Nag In Kim

The present disclosure relates to a method, a device, and a system for controlling a hydraulic pump of a construction machine, the system comprising: an engine; an engine control unit configured to control the engine by using engine limit torque information and current engine torque information of the engine; a hydraulic pump operated by power supplied from the engine; at least one actuator driven by a hydraulic pressure discharged from the hydraulic pump; and a hydraulic pump control device configured to control a limited swash plate angle of the hydraulic pump by using a torque of the hydraulic pump and the engine limit torque information received from the engine control unit.

Method, device, and system for controlling hydraulic pump of construction machine

Growing community of inventors

Incheon, South Korea

Jung Ho Kim