underground coal mines
SOFT COMPUTING TECHNIQUES FOR MAJOR ROOF FALLS IN BORD AND PILLAR IN UNDERGROUND COAL MINES USING MAMDANI FUZZY MODEL
... in underground coal mines which may have serious effects on miners in the form of injuries, disabilities or fatalities as well as other damages like production delay, interruptions in mining ...
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Reliability and Availability Improvement of Side Discharge Loaders by Using Importance Measure in Underground Coal Mines
... of coal mining introduced sophisticated automated side discharge loader machines for loading of coal in place of manual ...in underground mines and plays an important role in district or ...
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Rescue and Protection in Underground Coal Mines Using Wireless Sensor Network
... the underground section, the parameters like temperature, humidity, Gas are measure by means of respective sensor and the output voltage measured by them is directly connected to the ADC of the ARM as the output ...
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A PROFICIENT DETECTION AND RESCUE ASSISTING SYSTEM TO COMBAT FIRE ACCIDENTS OCCURRING IN UNDERGROUND COAL MINES
... • The Zigbee communication is used for communicating the sensor information from the UCM to the MCU as GSM technique fails to get network coverage in the UCM and the wired communication techniques suffers with ...
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Development of sinkhole model using ANN (EasyNN plus) for underground coal mines in India
... Like an earthquake, sinkhole subsidence can strike with little or no warning and can result in damage to infrastructure and loss of human life without admonition. Sinkhole subsidence is sudden and abrupt fall of the ...
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Optimum Utilisation of Continuous Miner for Improving Production in Underground Coal Mines
... in coal mines in India, has been low when compared to other major coal producing ...opencast mines have recorded a consistent increase in productivity over the years, the underground ...
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Effect of ventilation air velocities on diesel particulate matter dispersion in underground coal mines
... This paper presents a detailed account of computational fluid dynamics (CFD) simulations undertaken to investigate the influence of intake (ventilation) air velocities on the flow patterns of diesel particulate matter ...
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An explanation of large-scale coal and gas outbursts in underground coal mines: the effect of low-permeability zones on abnormally abundant gas
... In coal measures in a syncline or anticline, the amount of coal gas is relatively high in the axial zone, when the roof and floor of the coal seam display good sealing properties, as shown in ...of ...
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Effects and controls of lateral refraction in underground coal mines
... the mines operations manager deems it essential that accurate surveys are carried out in a timely manner, in order to minimise production disruption associated with revisiting, due to ...control underground ...
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Mine wide correspondence system for perception and well-being of the diggers in underground coal mines
... A hybrid, mine wide communication system for online monitoring of miners during working hours is described. The developed system consists of surface computer with monitoring software, base stations and miner kits. RS235 ...
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DIGITAL DATA TRANSMISSION / RECEPTION VIA POWERLINES FOR MINING APPLICATIONS
... for underground mines based on zig bee that a wireless sensor network (WSN) are usually low data rate, low latency and self-organizing in an arbitrarily spaced collection of ...
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Risk Assessment and Disaster Management Plan in Chasnala Coal Mine
... time coal was first mined there have been ...the coal, seam gases dilution, fires prevention, coal dust problem, explosive outbursts, spontaneous combustion, collapse of overburden ...of ...
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The rise of the mine water level in the area of the former Kohinoor II mine and the influence on the surrounding aquifer systems of abandoned mines in the central part of the North Bohemian Brown Coal Basin
... ned underground water level are ...intense underground brown coal seam mining, not only in the area of the liquidated Kohinoor II mine, but ...
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Vulnerability Assessment of Northern Side Open Pit Mining, Barapukuria Coal Field, Bangladesh
... Abstract-- Along with the positive correlation of per capita energy consumption and per capita gross national product (GNP), Bangladesh appeared to have become permanently locked in energy sectors. Poor decision making ...
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