Title:
WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2024/090061
Kind Code:
A1
Abstract:
This work machine comprises an engine, a transmission, a travel device, a vehicle speed sensor, a hydraulic brake, an oil temperature sensor, and a controller. The controller acquires a travel command for controlling the travel of the work machine. The controller acquires the vehicle speed. The controller determines a target drive force on the basis of the travel command and the vehicle speed. The target drive force includes a positive drive force that causes the work machine to travel, and a negative drive force that brakes the work machine. The controller controls the engine and the transmission so as to obtain the target drive force. The controller acquires the oil temperature. The controller determines an assist brake force that assists the brake force of the hydraulic brake, on the basis of the oil temperature. The controller determines the target drive force so as to obtain the assist brake force.
Inventors:
KOUDOU KOUSHIROU (JP)
Application Number:
PCT/JP2023/033263
Publication Date:
May 02, 2024
Filing Date:
September 12, 2023
Export Citation:
Assignee:
KOMATSU LTD (JP)
International Classes:
E02F9/20; B60W10/18; F16H61/21
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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