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1. (WO2017034259) CONSTRUCTION MACHINE AND METHOD FOR CONTROLLING CONSTRUCTION MACHINE

Pub. No.:    WO/2017/034259    International Application No.:    PCT/KR2016/009238
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Tue Aug 23 01:59:59 CEST 2016
IPC: E02F 9/22
Applicants: DOOSAN INFRACORE CO., LTD.
두산인프라코어 주식회사
Inventors: CHOI, Dae Gyun
최대균
KIM, Ki Yong
김기용
JEONG, Tae Seob
정태섭
Title: CONSTRUCTION MACHINE AND METHOD FOR CONTROLLING CONSTRUCTION MACHINE
Abstract:
Disclosed are: a construction machine such as an excavator having a hydraulic system; and a method for controlling the construction machine. The construction machine comprises: a hydraulic pump driven by a driving source, so as to supply working fluid; an actuator operated by receiving the working fluid from the hydraulic pump; a spool for controlling the flow of the working fluid supplied from the hydraulic pump to the actuator; an operation unit for controlling the operation of the actuator; a memory unit for storing at least two operation speed profiles of the actuator; an operation speed selection unit for selecting any one of the least two operation speed profiles stored in the memory unit; and a control unit for controlling a discharge flow of the hydraulic pump on the basis of the operation speed profile selected through the operation speed selection unit.