Results 21 to 30 of about 170,547 (339)

Research on Speed Control of Unmanned Mine Electric-wheel Dump Truck Considering Time-varying Response Characteristics of Steering System

open access: yesKongzhi Yu Xinxi Jishu, 2022
Full hydraulic steering system adopted by mine electric-wheel dump truck is powered by steering hydraulic accumulator and steering hydraulic pump. Its actual steering response ability affected by road surface condition, steering oil pressure and flow ...
KANG Yuanrong   +4 more
doaj   +3 more sources

Research on Multi-vehicle Cooperative Simulation Platform for Intelligent Driving System of Mine Truck

open access: yesKongzhi Yu Xinxi Jishu, 2022
With the wide application of intelligent and network technologies in the transportation industry, intelligent driving of mine truck has become an inevitable trend in the development of mining industry.
NIU Lipeng   +4 more
doaj   +3 more sources

Onboard Decision-making System of Unmanned Mine Truck

open access: yesKongzhi Yu Xinxi Jishu, 2022
At present, the research on unmanned mine truck system on-board decision system in mine scenarios at home and abroad is still in the initial stage, and its research focus is mainly on global planning and scheduling to improve overall safety and ...
WANG Jia   +4 more
doaj   +3 more sources

Comparison of the various dispatching strategies for truck-shovel productivity optimization in open pit mines [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2019
To improve the efficiency of truck-shovel transportation systems and to decrease the relevant operational cost, an appropriate truck dispatching strategy have to be utilized.
Hossein Mirzaei-Nasirabad   +2 more
doaj   +1 more source

Young children's perspectives of time: New directions for co‐constructing understandings of quality in ECEC

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Children's relationship with time in preschools is an under‐researched area. Young children rarely know how to measure time using a clock, but their experiences of time may contribute to understanding children's well‐being and debates about quality in preschools.
Kristín Dýrfjörð   +3 more
wiley   +1 more source

The overall design for unmanned transportation system in the mining area

open access: yesGong-kuang zidonghua, 2022
At present, the research on unmanned mine trucks mainly focuses on specific control methods such as path tracking and aided decision-making for driving safety.
TIAN Chen   +5 more
doaj   +1 more source

Analysis and Diagnosis of Truck Transport Routes in Underground Mines Using Transport Time Data Collected through Bluetooth Beacons and Tablet Computers

open access: yesApplied Sciences, 2021
In this study, we developed a system to collect and analyze log data related to truck travel times in underground mines using Bluetooth beacons and tablet computers.
Sebeom Park, Yosoon Choi
doaj   +1 more source

Off-road truck-related accidents in U.S. mines [PDF]

open access: yesJournal of Safety Research, 2016
Off-road trucks are one of the major sources of equipment-related accidents in the U.S. mining industries. A systematic analysis of all off-road truck-related accidents, injuries, and illnesses, which are reported and published by the Mine Safety and Health Administration (MSHA), is expected to provide practical insights for identifying the accident ...
Saeid R, Dindarloo   +2 more
openaire   +2 more sources

A Study of Automatic Operation System Principle Module for Open-pit Mine Truck Transportation

open access: yesKongzhi Yu Xinxi Jishu, 2021
Referring to the features of truck transportation in open-pit mine as being of planned, organized and operation zone closed, an automatic operation system principle module is proposed.
LU Xiangyang   +6 more
doaj  

Self-service truck loading system in coal mine

open access: yesGong-kuang zidonghua, 2017
For complicated process and low efficiency of current truck loading in coal mine,a design scheme of self-service truck loading system in coal mine was proposed on the basis of operation mode of self-service petrol station.
GUO Xi
doaj   +1 more source

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