Title:
CONTROL SYSTEM, WORK MACHINE, AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2017/014324
Kind Code:
A1
Abstract:
This control system is provided with: a cylinder pressure data acquisition unit that acquires cylinder pressure data representing the pressure of hydraulic fluid in a hydraulic cylinder; an operation amount data acquisition unit that acquires operation amount data of an operation device; a pump flow rate calculation unit that calculates, on the basis of the cylinder pressure data and the operation amount data, a first pump flow rate representing the flow rate of hydraulic fluid discharged from a first hydraulic pump and a second pump flow rate representing the flow rate of hydraulic fluid discharged from a second hydraulic pump in a decoupled state in which a passage is closed; and a pump control unit that controls the first hydraulic pump and the second hydraulic pump on the basis of the first pump flow rate and the second pump flow rate.
Inventors:
KAMOSHITA YUTA (JP)
KAWAGUCHI TADASHI (JP)
AKIYAMA TERUO (JP)
KAWAGUCHI TADASHI (JP)
AKIYAMA TERUO (JP)
Application Number:
PCT/JP2016/072448
Publication Date:
January 26, 2017
Filing Date:
July 29, 2016
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
F15B11/04; F15B11/02
Foreign References:
| JP2014126126A | 2014-07-07 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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