Results 91 - 100 of 282

• Development of a Method for the Remote Characterization of Underground Mine Ventilation Control by Multiple Tracer Gases
  7/18/2016 - Contracts and cooperative agreements
  A capacity-building contract to develop a method to remotely characterize underground mine ventilation control by multiple tracer gases.
• Design and Demonstration of a Location Tracking System for Underground Coal Mines (Award 2)
  7/18/2016 - Contracts and cooperative agreements
  A contract to design and demonstrate a location tracking system for underground coal mines using ultra-wideband (UWB) radio technology.
• Design and Demonstration of a Location Tracking System for Underground Coal Mines (Award 1)
  7/18/2016 - Contracts and cooperative agreements
  A contract to develop a miner tracking system based on inertial navigation technology.
• Deep Coal Mine Safety Studies to Promote Development of Recommendations for Deep Coal Mine Safety through Monitoring Seismic Events
  7/18/2016 - Contracts and cooperative agreements
  A contract to investigate and report on the state-of-the-art in mine seismic monitoring systems and methodologies as applied to deep coal mining.
• Application of Extreme Power Line Communication Methods to Mine Environments
  7/16/2016 - Contracts and cooperative agreements
  A contract to assess the suitability of current power line communication methods (used in nonmining applications) for underground coal mine communication, using mine electrical power distribution conductors as a system backbone.
• Utilization of Booster Fans in Underground Coal Mines
  4/29/2016 - Contracts and cooperative agreements
  A capacity-building contract to research using booster fans in deep coal mines in the western U.S., where coal seams can have over 3,000 ft of overburden causing ventilation and ground control problems.
• Design and Development of a Dust Dispersion Chamber to Quantify the Dispersibility of Rock Dust
  1/1/2016 - Peer reviewed journal articles
  An article describing the design and development of a dust dispersion chamber to conduct quantitative laboratory-scale dispersibility experiments as a screening tool for candidate rock dusts.
• Particle Size and Surface Area Effects on Explosibility Using a 20-L Chamber
  6/25/2015 - Peer reviewed journal articles
  A paper examining the particle size distributions, specific surface areas (SSA), and the explosion suppression effectiveness of various rock dusts.
• Through-the-Earth Communication Systems for Underground Coal Mines: Product Final Development and Standardized Interface Definition
  10/6/2014 - Contracts and cooperative agreements
  A contract to extend the operational range of a through-the-earth communications system while maintaining the portability and permissibility of the subsurface unit.
• Structural Analysis and Design of Seals for Coal Mine Safety
  5/28/2014 - Contracts and cooperative agreements
  A contract to transfer protective structure design technology from the defense establishment to the design and construction of seals in the coal industry.