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- Hazard prevention and control:
- Communications, location tracking, and signalling
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- Communications
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- Emergency communications
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- Hand signalling
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- Personnel tracking
- Document types:
- Conference papers
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Results 1 - 10 of 14
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1/1/2010 - Conference papersThis paper describes two algorithms that can provide greater accuracy for underground miner tracking systems.
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1/1/2010 - Conference papersThis paper introduces algorithms to locate miners with no need for external reference sensors. There are definitions of useful mathematical operations that can be performed on the node coordinates and includes a description of the algorithms.
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1/1/2009 - Conference papersThis paper introduces two position adjustment methods for mine tracking systems which use a coplanar node-path network mine model as the foundation for their development.
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5/1/1998 - Conference papersReports on a series of mine rescue training exercises developed, conducted and evaluated by the National Institute for Occupational Safety and Health (NIOSH) in cooperation with the Pennsylvania Department of Environmental Protection, Bureau of Deep Min...
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5/1/1998 - Conference papersThis paper introduces a method for teaching workers to communicate necessary information when giving or receiving emergency warning messages.
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4/1/1994 - Conference papersTo address communicating while wearing an SCSR, two-way, FM radios were built in and improved mouthpieces were added to the SCSR to improve the ability to communicate. Prototypes we built and tested. Leaky feeder systems are also described.
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7/1/1982 - Conference papersA new phone system was developed that provides eight full duplex communications channels over a single twisted shielded phone line, with no central switching station or line amplifiers. This system greatly simplifies installation and maintenance over th...
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10/1/1978 - Conference papersAn analysis is made of the trolley line as a communications line, and methods of improving its characteristics are discussed.
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8/1/1978 - Conference papersMedium-frequency (MF) waves can propagate in a coal seam, bounded above and below by conducting rock, in an approximate transverse electro-magnetic (TEM) transmission-line mode with the electric field vertical and the magnetic field horizontal. The theo...
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1/1/1977 - Conference papersThis report is a comprehensive summary of the results of the propagation measurements program conducted for the Bureau of Mines.
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Content source: National Institute for Occupational Safety and Health, Mining Program