Results 81 - 90 of 234

• Efficiency Improvement Study of Mine Rescue Breathing Apparatus and Development of an Improved Prototype CCBA
  7/19/2016 - Interagency agreements
  An interagency agreement to investigate alternative system designs or current system modifications for mine rescue breathing apparatus, to determine the extent of potential efficiency improvements.
• Development of a Wireless Test and Measurement Tool for Use in Mines
  7/18/2016 - Contracts and cooperative agreements
  A contract to design, develop, and deliver a test and measurement tool based on a proof-of-concept model for mapping wireless coverage areas in underground coal mines.
• Develop a Means to Model Network Performance Using Network Simulation Tools
  7/18/2016 - Interagency agreements
  An interagency agreement to develop modeling and simulation tools to evaluate the performance of underground mine wireless communications networks.
• Design of Underground Mine Seals Under Explosive Events
  7/18/2016 - Contracts and cooperative agreements
  A contract to establish guidelines for mine seal design under static and dynamic loading conditions from gas and/or dust explosions within sealed areas.
• Computational Fluid Dynamics Modeling for Underground Mines
  7/18/2016 - Contracts and cooperative agreements
  A capacity-building contract to expand on previous and existing work with computational fluid dynamics (CFD) modeling using the FLUENT code to develop a modeling and predictive tool for mine ventilation.
• Building Capacity and Enhancing Ground Control Safety through Improvement and Extension of the LaModel Program
  7/16/2016 - Contracts and cooperative agreements
  A capacity-building contract to enhance ground control safety and produce qualified MS and PhD graduates with ground control expertise through improving and extending the LaModel program.
• Analysis of Mine Seismicity and Geotechnical Modeling for Improved Safety in Underground Coal Mines
  7/16/2016 - Contracts and cooperative agreements
  A capacity-building contract to provide qualified individuals with opportunities to pursue MS and PhD degrees focused on ground control, research the cause of mining-induced seismicity, and improve safety in burst-prone coal mines.
• New Improvements to MFIRE to Enhance Fire Modeling Capabilities
  6/1/2016 - Peer reviewed journal articles
  An article describing NIOSH's mine fire simulation program, MFIRE, which is used as a standard for assessing and predicting the impact of a fire on the mine ventilation system and the spread of fire contaminants in coal and metal/nonmetal mines.
• Modeling and Measurement of Radio Propagation in Tunnel Environments
  5/1/2016 - Peer reviewed journal articles
  This article by NIOSH discusses a new, simple radio frequency RF testing system that can be conveniently built and used for measuring radio propagation in tunnels.
• Modeling Carbon Monoxide Spread in Underground Mine Fires
  5/1/2016 - Peer reviewed journal articles
  A study that describes the computer modeling of how carbon monoxide moves through an underground mine ventilation network during a fire event.