electrical diagrams on coal mining equitment

Electrification of underground mining equipment | OEM Off ...

Dec 06, 2013· The search for more resources is driving many mining companies to delve deeper underground to extract more materials. According to Dann Gwyn, Product Manager for Underground Mining at GE Mining (GE, company information, 10784190), Glen Lyn, VA, the deeper miners and equipment go into the earth, the less cost effective it is to use machinery running on diesel …

Mining Electrician Jobs, Employment | Indeed.com

64 Mining Electrician jobs available on Indeed.com. Apply to Electrician, Industrial Electrician, Journeyman Electrician and more!

Electricity in underground mines and tunnels

certification requirements of equipment, and zoning of underground coal mining operations including the selection of electrical equipment for use in Explosion Risk Zones (ERZs). The Mining Regulations also cover electricity control requirements through other relevant PHMPs and PCPs, such as the fire or explosion PHMP and the ventilation PCP.

Power shovel - Wikipedia

A power shovel (also stripping shovel or front shovel or electric mining shovel or electric rope shovel) is a bucket-equipped machine, usually electrically powered, used for digging and loading earth or fragmented rock and for mineral extraction. Power shovels are a type of rope/cable excavator, where the digging arm is controlled and powered by winches and steel ropes, rather than hydraulics ...

8.4.2c Longwall Mining | ABC 123: Testing Site / Course

Aug 04, 2012· Longwall Mining of Coal. Longwall mining of coal is a high production and high productivity method, employing sophisticated electrical, mechanical, and hydraulic systems, as well as computer-based monitoring and control systems. Most modern (coal) longwall faces are semi-automated. It is noteworthy that longwall operations in trona mines utilize essentially the same equipment and …

Mine Power Substation

Mine Power Substation - The area containing electrical switchgear (circuit breakers, fuses, switches, and/or transformers), used for the purpose of controlling power from the surface power system to the underground mine power transmission. Access to the mine power substation area shall be restricted by a protective fence or building, unless pad ...

DESIGN STANDARDS ELECTRICAL SCHEMATIC DIAGRAMS

The ST Division is responsible for the definition of equipment codes used for electrical schematic diagrams. Equipment codes for LHC equipment have to be approved by the LHC Co-ordinator for equipment codes [ 3 ]. The diagrams in the categories below are produced under the responsibility of …

AS/NZS 4871.6:2007 Electrical equipment for coal mines ...

May 15, 2007· Remote control systems for mining equipment Operation and maintenance for underground coal mining: AS/NZS 4871.1:2010 : Electrical equipment for mines and quarries: AS/NZS 3584.2:2008 : Diesel engine systems for underground coal mines Explosion protected: HB 239:2011 : Guidance on the repair and overhaul of electrical equipment for explosive ...

Cables used in Mines: Distribution, Installation and Cable ...

The electrical power required is obtained either from a generating station at the colliery or, more usually, from the local electricity supply, through a substation. It is a known fact that cables used underground at collieries have to withstand unfavorable conditions, being exposed to falls of roof, dampness and other potential causes of damage.

Mining Cable - General Cable

Accessory Equipment XX General Cable mining cables are manufactured in accordance with: † ICEA S-75-381 Portable and Power Feeder Cables for Use in Mines and Similar Applications † CAN/CSA C22.2 No. 96 Portable Power Cables, and certified by Natural Resources Canada

Electrical Distribution, Protection and Controls in Mines

11. Coal-Cutting Machine (Coal-Cutter): In this chapter a brief discussion will be made on use of electrical engineering in coal-cutting operation. There are three types of coal cutting: (1) Short-wall, (2) Long-wall and (3) Arc-wall. (1) The Short-wall type coal cutter is a two section machine with driving motor and switch housed in the front ...

MSHA - Coal Mine Fatal Accident Investigation Report ...

FATAL ELECTRICAL Richland Mine (I.D. No. 15-17232) Pleasant View Mining Co., Inc. Madisonville, Hopkins County, Kentucky April 7, 1996 by Michael Moore Accident Investigator Originating Office - Mine Safety and Health Administration 100 YMCA Drive, Madisonville, Kentucky …

Colliery Equipment's Used in Mines (With Diagram)

Colliery Equipment: Type # 1. Coal Cutter: A coal cutter is a low machine, being designed for stability and use in low slams where necessary. The motor unit of a coal cutter is usually divided into two chambers; one chamber contains the motor itself, whilst the starting and reversing switches are situated beside the motor in the other compartment.

Mining Cables | Anixter

Suitable for use with mobile mining equipment such as continuous miners, drills, cutters, loading machines, AC shuttle cars and pumps. For applications where grounding conductors and a ground check conductor are required. CV Cured: shuttle car, pump, roof bolter; Lead Cured: shuttle car, pump, roof bolter, continuous miner

ELECTRICAL AND ELECTRONICS DIAGRAMS

Subcommittee 15 - Electrical and Electronic Diagrams - was formed on April ... The creation of such a standard, acceptable to the manufacture of electrical equipment and to industrial, military and utility users, often in areas which were themselves undergoing development, has been an exercise in cooperation and ...

UNDERGROUND & SURFACE MINE ELECTRICIAN

alternating currents, electrical equipment and circuits, permissibility of electrical equipment, the National Electrical Code, and the laws of this State relating to coal mine electricity. To be eligible for taking a mine electrician examination administered by the State Mining Board, the applicant must meet at least one of the following criteria:

Test Preparation Study Guide For Coal Mine Electrical ...

a coal mine, in the surface work areas of an underground coal mine, in a surface coal mine, in a non-coal mine, in the mine equipment manufacturing industry, or in any other industry using or manufacturing similar equipment, and has satisfactorily completed a coal mine electrical training program approved by the Secretary; or,

Fully mechanized coal mining technology for thin coal seam ...

Fully mechanized coal mining technology for thin coal seam under complicated geological conditions Guimei Wang1*, Shanlin Jiao1 and Guangxing Cheng2 1College of Mechanical and Electrical Engineering, Hebei University of Engineering, Handan 056038, China 2Jizhong Energy Fengfeng Group, Handan 056000, China *Author for corresponding. E-mail ...

Electrical Diagrams On Coal Mining Equitment

16 electrical engineer mining jobs available on indeed. Colliery Equipments Used In Mines with Diagram. Colliery equipment type 1 coal cutter a coal cutter is a low machine being designed for stability and use in low slams where necessary the motor unit of a coal cutter is usually divided into two chambers one chamber contains the motor itself whilst the starting and reversing switches are ...

Introduction to Longwall Mining and Subsidence ver2

and coal is extracted within the panel as the longwall equipment moves towards the main headings. This configuration is known as retreat mining. Typically, a longwall face retreats at a rate of 50 metres to 100 metres per week, depending on the seam thickness and mining conditions. The coal between the

Mining Surplus | New and Used Mining Equipment

MiningSurplus.com features new and used mining equipment for sale from mining operations across Canada, the United States, South America, and Australia. MiningSurplus.com profiles surface, mill plant process and underground mining equipment from copper, lead, zinc, gold and coal mining operations. Please use the search tools below to search our ...

Underground Mining Equipment | |

® Plow Systems for Low Seam Coal. Plowing is the preferred longwall mining technique for seams below 1.8 m (71 in), and under specific geological conditions, even below 2.3 m (90 in). Today, is the market leader in the field of fully integrated and automated plow systems. Sophisticated ® automated plow systems today operate ...

Electrical Equipment in Mines and Quarries - Standards ...

Electrical equipment for mines and quarries - Bolted explosion-protected three-phase cable coupling devices. AS/NZS 1747-2003 AMDT 1. Reeling, trailing and feeder cables used for mining - Repair, testing and fitting of accessories. AS/NZS 1972-2006. Electric cables - Underground coal mines - Other than reeling and trailing.

PPT – Underground Mine Electrical Equipment and Safety ...

Underground Mining Equipment Market to Record CAGR of ~2.4% Increase in Revenue by 2029 - Future Market Insights (FMI), in its new study, evaluates the ongoing developments in the underground mining equipment market and projects their impact on the growth of the market between 2019 and 2029. The study projects that the sales of underground mining equipment of worth ~US$ 14 Bn were …

High resistance grounding equipment in mining applications

Aug 10, 2015· When mobile equipment is connected to the distribution system the grounding equipment and the ground fault protection should be designed to comply with CSAStd. M421-00 Use of Electricity in Mines, which requires that:. Mobile equipment operating at more than 300 volts shall have ground fault protection and ground conductor monitoring. The neutral be grounded through a neutral …

MSHA Regulations on Conveyor Systems | Mine Safety and ...

§75.1100-2 Quantity and location of firefighting equipment §75.1101 Deluge-type water sprays, generators; main and secondary belt-conveyor drives §75.1103 Automatic fire warning devices. SURFACE COAL MINES §77.205 Travelways at surface installations §77.400 Mechanical equipment guards §77.406 Drive belts

Fatality #18 - September 24, 2004 Electrical - Underground ...

Ask for help and/or consult a wiring diagram/schematic if you are unsure. • Use properly rated non-contact voltage testers to ensure that high-voltage circuits are de-energized. This is the 18th fatality reported in the coal mining industry in calendar year 2004, and this is the 3rd fatality classified as Electrical.

Electrical - CTC

Electrical. Electricians are responsible for the inspection and maintenance of all types of electrical equipment on machinery, in beneficiation plants and buildings, including offices, hostels, houses, etc. They are also responsible for the distribution of electricity, which includes the laying of cable networks and connection of transformers.

Crushing Equipment

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