Expert Control of Mine Hoist Control System

This paper presents a kind of intelligence control algorithm for the mine hoist control system. Firstly, the desired output of the system is described by a speed curve of hoisting process. Then, the structure diagram of the hoist system is constructed, and the expert PID controller is designed based on the model of this control system; the expert knowledge base was established according to the ...

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adit | mining | Britannica

adit, a horizontal or near-horizontal passage driven from the Earth's surface into the side of a ridge or mountain for the purpose of working, ventilating, or removing water from a mine.. Where either a vertical shaft or an adit can be used to reach a mineral deposit, the generally lower cost of driving an adit, the saving in the cost of pumping water, and the ease of hoisting ore through ...

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Dragline Excavators and Mining - Equipment & Contracting

Dragline excavators in mining are used to remove overburden – anything that's in the way of getting to the real product. For example, removing soil and rock from the surface above the coal seam. This overburden is repurposed, in some cases set aside to …

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Hoist (mining) - Wikipedia

In underground mining a hoist or winder is used to raise and lower conveyances within the mine shaft.Modern hoists are normally powered using electric motors, historically with direct current drives utilizing Ward Leonard control machines and later solid-state converters (), however modern large hoists use alternating current drives that are variable frequency controlled.

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Drive and Motion Systems Surface and Underground Mining ...

Three timing system options: spool type, disc type, and disc type with separate driving link. Spicer® Torque-Hub® Track Drives Wide range of ratios in combination with Dana Brevini® hydraulic motor and motion control valves. Compact design solution. Manual disengagement device for towing. Hub and spindle made of high-strength material.

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Mine hoisting systems - QueensMineDesignWiki

This calls for efficient shaft and inclined hoisting systems in challenging technical dimensions. SIEMAG TECBERG group identified these trends early on and by the planning, design and engineering of integrated system solutions equipped itself to meet the challenges of the various raw material markets. Precious metals: gold, silver, platinum.

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Modelling and passive control of flexible guiding hoisting ...

In this paper, a typical flexible hoisting system consists of a hoisting rope, a drum, a head sheave, a driving motor and a hoisting conveyance moving along two guiding ropes. The upper end of the hoisting rope is wound on the drum driven by a driving motor. The hoisting rope, conveying and transferring power, makes the hoisting con-

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ABB to design and deliver hoisting system to ... - MINING.COM

In underground mining the company has supplied over 700 mine hoist and automation projects and over 100 stand-alone hoist brake system projects, in more than 30 countries worldwide. ...

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Transverse vibration analysis of wire rope in deep mining ...

In this paper, the transverse vibration displacement, velocity and acceleration of the wire rope of deep mining hoisting system is acquired by establishing a mathematical model and solving it by Galerkin discrete method. The results show that: for the deep mining hoisting system with hoisting depth of 1000m and hoisting load of 25 t, when there is an excitation with amplitude of 0.002 m and ...

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Minerals industry safety handbook - Part 6

This part applies to hoisting arrangements where the depth exceeds 30 metres. Any means of hoisting material from below ground should be designed, installed and maintained to perform safely. Prior to the installation of any haulage system or any means of transporting persons or material in a shaft of a mine (which exceeds 30 metres in

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(PDF) Design of a Hoisting System for a Small Scale Mine

The hoisting system is essential for the transportation of equipment, personnel, mined ore and thus for the productivity of the mine. It consists of various components in which there are winders ...

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Intelligent, Energy Saving Power Supply and Control System ...

In the paper present's an analysis of suitableness an application of compact and hybrid drive system in hoisting machine. In the paper presented the review of constructional solutions of hoisting machines drive system, driving with AC and DC motor. In the paper presented conception of modern, energy sparing hoisting machine supply system, composed with compact motor, an supplied with ...

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Shaft mining- latest advances in hoist safety and energy ...

Shaft mining: latest trends in hoist safety, performance and energy efficiency ... when one set of systems stops working, the entire hoisting system can be shifted to urgent mode by using the other system independently. Under these conditions, the hoist will operate at a full load but at half speed. ... the first thyristor converter driver in ...

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LCS – Your solution finder in the mining sector

Our revolutionary QXcrane is the solution for your challenge to work in inaccessible hazardous terrain in the mining sector. It covers an area of 1000 x 1000 meters. Within this area, workers can safely and quickly reach any location by means of an operator basket. The modular securing system adapts to any terrain situation, no matter how extreme.

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ABB process control and automation solutions for mines ...

Updated hoist safety and upgraded the DC drive system for LKAB mine in Sweden Asset management generates up to 40% savings on maintenance Vale S11D invested in a digital system that monitors condition of more than 6,000 assets of its plant

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Quincy Mining Company No.2 Mine Hoist - ASME

Frank Nancarrow in the driver's seat of the big hoist at No. 2. (HAER) Mining at Quincy The Quincy mine was one of the great mines of the district. The Quincy Mining Company was organized in 1846 and the Pewabic Mining Company, which later be-came part of the Quincy, was started in 1853. It was not until 1856, however, that

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Drive and Motion Systems Surface and Underground Mining ...

Three timing system options: spool type, disc type, and disc type with separate driving link. Brevini® Piston Motors and Pump Systems Displacement up to 226 cc in medium- and high-pressure options. Fixed and variable displacement available. Open or closed loop circuits. Drive and Motion Systems Drivetrain Systems Motion Systems Brevini ...

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A PC-Based Monitoring System for Mine Hoisting

Title: A PC-Based Monitoring System for Mine Hoisting Author: Unknown Created Date: Tuesday, January 13, 1998 10:23:07 AM

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HOIST CENTRAL CAD DRAWINGS LIBRARY

Hoist Central offers a comprehensive library of CAD drawings (DWG) for a wide range of industry-leading hoists. Download hoist system CAD files for use when building with overhead material handling. CAD drawings for Columbus McKinnon brands: CM Hoists, Yale Hoists, Budgit Hoists and Coffing Hoists are available for download.

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Shaft Hoist - heliusx.com

Disc brake device and hydraulic station constitute the braking system of mine hoist, which is used to realize the working brake and safety brake of winder.The rear disc brake with rear - mounted oil cylinder has the advantages of small inertia, fast motion, high adjustable performance, high versatility, simple foundation, convenient maintenance and adjustment, safe and reliable brake, and ...

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Minning Hoist & Overhead Cranes

Mining cranes and hoists must be able to operate in extreme environmental conditions — heat, vibration, abrasive dust, moisture and heavy-duty usage — that can cause corrosion and premature wear. Customizations may be required to fit your specific needs, which may include low headroom and spark- and corrosion-resistant construction.

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SIEMAG TECBERG to supply hoisting system ... - im-mining.com

One-rope drum hoisting machine, diameter 3.6 m, for cage hoisting with one gearbox and an overall drive capacity of 1.5 MW (2 x 750 kW), including rolling bearings, a type SB1 hydraulic braking system together with automation and signalling equipment as well as a rope sheave for deflection; Hoisting means (one-stage cage) with 10 t payload;

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US8272151B2 - Hoist and drag system for mining - Google ...

Equipment for mining and excavating includes a bucket used to remove overburden, a boom for positioning the bucket, and a hoist and drag cable for controlling the bucket. The equipment also includes a drum; a pedestal, a pinion assembly, and a cartridge assembly. The drum is used to wind the hoist cable or the drag cable. The pedestal supports the drum and surrounds a bull gear attached to …

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Underground Mining Transportation Systems

mining operation, and we must take into account the number of possible steps from the extraction site (stope/face) to the shaft or ramp portal. The total system has been established - as a combination of various types of equipment - such that it is most applicable to the ore deposits being mined, the mining methods employed and the mine layout. 1.

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HOISTING SOLUTIONS | Insig Technologies

Hoisting Solutions. The Insig Technologies Hoisting Services team provide mine Hoisting Electrical and Control System engineering. Safety by design is the core driver of every project. Our experienced Control Systems Engineers have designed and maintained mine hoist solutions for shaft sinking and production hoists. .

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ABB Mine Hoisting System at Pyhäsalmi Mine

Hoist system parameters Outokumpu selected a configu-ration based on a single mine hoist with combined skip and cage and counterweight. The 4-rope, 4.5-metre-diameter friction hoist has deflection sheaves to match the 5-metre shaft layout. The hoist is powered by a directly coupled overhung 2.5 MW synchronous motor with Direct Torque Control.

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Design and Analysis of Central Drum in Mine Hoist

Fig – 1: Mine hoist Mines are generally powered by using the electric motor. Motorized mine hoists have made mining more rapid. The most common type of mine hoist used in mining industry is drum type mine hoist. These are mainly consisting of central drum, sheave pulley and cage or skip. In drum type mine hoist wire rope is wound on central ...

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China Mining Electric Hoisting Winches Electric Lifting ...

Two-drum hoist is provided with a hydraulic rope-adjusting clutch with radial tooth blocks. The driving part can be equipped with a planetary gear reducer or a double circular gear reducer. The electric control part can be provided with TKDG or TKDJ-PLC or TKDG-BP (variable frequency speed regulation) completed system.

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mining hoisting methods

ABB Mine Hoisting System at Pyhäsalmi Mine. Mining Ltd discovered the zinc copper ore deposit with reserves of over 30 million tonnes in 1958 Open cast mining started in 1962 and continued until 1976 when it was switched over to underground mining ABB supplied the mine hoist system The shaft depth was then only about 660 metres but was later extended to 1 000 metres

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Hoisting Ore in Mining - Metallurgist & Mineral Processing ...

Hoisting Speed 1,300 to 1,600 ft. per Minute. In order to insure continuity of operation under all conditions, the low-pressure cylinders are built to stand high-pressure steam. The receiver pressure can be built up to 150 lb. and the engine operated as a …

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