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1 edition of Evaluation of continuous haulage systems for computer- assisted continuous mining machines found in the catalog.

Evaluation of continuous haulage systems for computer- assisted continuous mining machines

Evaluation of continuous haulage systems for computer- assisted continuous mining machines

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Published by U.S. Dept. of the Interior in Washington .
Written in English

    Subjects:
  • Mine haulage - Evaluation

  • Edition Notes

    11

    The Physical Object
    Pagination30 p.
    Number of Pages30
    ID Numbers
    Open LibraryOL21985904M

    Nelson, M.G., Automatically Controlled Continuous Mining Machines—Computer Simulation of Control System Performance, chapter in Emerging Computer Techniques for the Minerals Industry, SME, Littleton, Colorado, potential continuous haulage systems needs to consider matching mining and outbye equipment production compatibility. To optimise utilisation, the continuous haulage system will need belt moves and installations „as and when needed‟. Since continuous haulage requires a process driven culture.

    These systems provide dry, cool air to keep your machines cool under tough mining conditions Racor Bypass Oil Cleaners The most efficient way of filtering the oil and keeping the engine safe and sound Nitorgen Generator – TruckTyreSaver Eliminate the hidden hazards of fires and explosion of internal tires on mining sites Hydraulic High. Continuous haulage systems consist of two or more mobile units. When a continuous haulage system is used to transport coal to the conveyor, MSHA considers the working section to be all areas of the mine from the loading point to and including the working faces. These machines are long and extend beyond the visual range of the machine operator.

    Mining machines and our product offering published by relevant companies Komatsu Joy Global Surface Joy Global Underground Market size: JPY3 tn Surface: JPY tn (64%) Underground: JPY tn (36%) About JPY tn applicable to Komatsu’s offering Production volume of minerals: surface and underground mining Shearer LHD Continuous miner. Mining of coal is one of the oldest industrial operation. the face to the intermediate haulage system. Evaluation of a continuous miner half-curtain dust control system in a .


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Evaluation of continuous haulage systems for computer- assisted continuous mining machines Download PDF EPUB FB2

Get this from a library. Evaluation of continuous haulage systems for computer-assisted continuous mining machines. [Suresh K Bhatt; United States.

Bureau of Mines.]. Evaluation of continuous haulage systems for computer-assisted continuous mining machines. Authors Bhatt-SK Source Pittsburgh, PA: U.S.

Department of the Interior, Bureau of Mines, ICJan; Link NIOSHTIC No. combining manual and computer-assisted control. Initial machine alignment (stage 1) is done by manual control since much maneuvering is needed and is most effectively done by humans.

Radio remote pendants for the haulage and mining machines are used for this stage. The initial alignment stage is unchanged from the manual by: 1. Evaluation of continuous haulage systems for computer-assisted continuous mining machines / By Suresh K.

Bhatt. Abstract. Distributed to depository libraries in es bibliographical references (p. 14).Mode of access: InternetAuthor: Suresh K. Bhatt.

@article{osti_, title = {Teleoperation for continuous miners and haulage equipment}, author = {Kwitowski, A J and Mayercheck, W D and Brautigam, A L}, abstractNote = {Hard-wired or radio remote control of continuous mining machines has been available since the early 's. This type of remote control situates the machine operator off board but within direct.

Continuous Haulage Systems can be tailored for your specific projection, and can be easily installed in new or existing operations. They are as reliable and trouble-free as any piece of face equipment available today.

continuous-haulage systems forusebehind miners, and remote-control equipment for miners, bolters, and shuttle cars. These systems arediscussed briefly inthis paper, starting with a discussion of the continuous room-and-pillar mining system, the bottlenecks in production, and possible solutions.

This isfollowed by. The role of haulage equipment is to efficiently remove the cut material from the working face in such a manner as to enhance the performance of the continuous miner and maximize the productivity of the overall section.

Joy Global fully understands this role and proactively works with the mining industry to provide comprehensive “system”. Table of ContentsTransportation of Ore and WasteTramming and HaulingHand TrammingAnimal HaulageTon-Miles Obtained Under Varying ConditionsMechanical HaulageLocomotive HaulageTramming and Haulage CostsScrapingConveyor Systems Transportation of Ore and Waste For the purpose of this discussion, “transportation” signifies the operations involved in.

Continuous Haulage Section A system of mining in which typically flat-lying beds of coal or ore are mined in room s.

such as continuous mining machines, is one of. An evaluation was made to determine the potential for other sources of radio continuous mining machines are included on Page 10 of the Roof Control Plan, approved April 1, by either the continuous mining machine and/or haulage equipment when the continuous mining machine is in operation.

Belt and slurry transportation systems have provided continuous haulage in some mining systems. Longwall systems in underground mines, bucket-wheel excavator systems in surface mines, and mobile crushers hooked to conveyor belts in crushed-stone quarries are successful steps in the development of a continuous materials-handling system.

Other articles where Continuous mining is discussed: coal mining: Development of continuous mining: by single machines, known as continuous miners, that broke off the coal from the seam and transferred it back to the haulage system. The Joy Ripper () was the first continuous miner applicable to the room-and-pillar method.

Reliable continuous face haulage systems for use with high production continuous mining machines are now a reality in the USA coal industry. Long-Airdox Company, Oak Hill, West Virginia, United States, manufactures such a system, designed for use in seams above meters (42 inches) high.

The term "continuous" as applied to development machines has been one of the biggest misnomers used for mining equipment because, on development, they are usually anything but continuously cutting. The main delays mostly occur while roof support is installed and often waiting for shuttle cars to return from their discharge point for reloading.

struck or caught by mobile machinery. The approach to remedy this problem uses a guidance system on the continuous haulage equipment so that it follows the continuous mining machine that extracts coal.

This, in essence, involves sensor-based docking of the machines. Sensors functioning in the hostile mine environment. evaluation of surface mining equipment. Grujic et al.

[29] pointed that operating environment has a significant role on the system‟s reliab ility and efficiency. The systems include flexible conveyor train, mobile conveyor, multiple-unit continuous haulage, and extensible and belt turning systems.

Strengths and weaknesses of the systems are assessed in light of their operating under remote control and their application to the computer-assisted continuous mining machine being developed by the U.S.

Bureau. The Continuous Mining Process Typically, to begin a room, the continuous miner engages in cutting (removal) a 3 m ( ft) wide sec-hon of coal to a depth determined to be safe based on local geologic conditions and mining regula­ tions-on average up to m.

Deeper cuts can be made (called extended-cut mining) with special per­. This paper is an overview of the Bureau's ongoing research program on computer-assisted underground coal mining. The research will develop and demonstrate the technologies required for the computer-assisted tele-remote operation of continuous mining machines, haulage systems, and roof bolting machines.

The major topics covered include: mechanical excavation techniques for mine development and production, new haulage and vertical conveyance systems, advanced ground support and roof control methods, mine automation and monitoring, new mining systems and future trends in automated, high productivity mining schemes.In underground mining, a Truck-Loader haulage system is used to transport fragmented material from the production area to the desired location.

The haulage system depends on the mining method employed. When a mine usesthe sublevel open stop e method, the truck-loader haulage system involves mucking.Joseph DuCarme, in Advances in Productive, Safe, and Responsible Coal Mining, Abstract. Over 80 fatalities have been caused by struck-by or pinning accidents involving continuous mining machinery and mobile equipment in underground coal mines since Proximity detection systems have been developed and are being mandated by MSHA to .