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Results 31 - 40 of 223
1/1/2020 - Reports of InvestigationsThis part 1 of a two-part series describes ground stress in mining based on measurements and observations at two western mines.
10/24/2019 - Research projectsA project to contribute to improving the health and safety of miners by providing essential information technology development activities for the NIOSH Mining Program.
8/1/2019 - Peer reviewed journal articlesThis paper describes the features of VR Mine, a NIOSH-developed a virtual reality framework that allows the rapid generation of VR software applications for use in research.
6/10/2019 - Peer reviewed journal articlesAn article discussing a study conducted in NIOSH's Longwall Instrumented Aerodynamic Model (LIAM) to investigate the gob-face interaction, airflow patterns within the gob, and airflow dynamics on the face for varying roof caving characteristics.
4/8/2019 - Contracts and cooperative agreementsA contract to explore when and how a secondary dust explosion initates and propagates.
4/2/2019 - Peer reviewed journal articlesA study on the effect of the discontinuity dip direction on square and rectangular hard rock pillars.
Mapping of Compositional Properties of Coal Using Isometric Log-Ratio Transformation and Sequential Gaussian Simulation - A Comparative Study for Spatial Ultimate Analyses Data3/1/2019 - Peer reviewed journal articlesAn article on mapping the ultimate analyses parts of the Springfield coal from an Indiana section of the Illinois basin, using sequential Gaussian simulation of isometric log-ratio transformed compositions.
2/5/2019 - Peer reviewed journal articlesAn analysis of a numerical-model-based approach for estimating the changes in both the horizontal and vertical loading conditions induced by an approaching longwall face.
Development of a Fault-Rupture Environment in 3D: A Numerical Tool for Examining the Mechanical Impact of a Fault on Underground Excavations2/1/2019 - Peer reviewed journal articlesAn article assessing whether a numerical tool might be useful or practical in forecasting bump potential associated with a strike-slip fault for a typical structural geologic setting.
1/24/2019 - Peer reviewed journal articlesAn article examining rear abutment extent and loading, along with how well current modeling procedures calculate those values.