Mine Ventilation: Proceedings of the North American/Ninth US by De Souza, E.
By De Souza, E.
Read Online or Download Mine Ventilation: Proceedings of the North American/Ninth US Mine Ventilation Symposium, Kingston, Canada, 8-12 June 2002 PDF
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Additional resources for Mine Ventilation: Proceedings of the North American/Ninth US Mine Ventilation Symposium, Kingston, Canada, 8-12 June 2002
The return air from two active headings brought dust and diesel particulates to both ramps. The headings, which were in development only temporarily, were located between crosscuts 6 and 7. One 6m3-loader and two 20 ton-trucks were the sources of heat and diesel particles in each heading. Table 2. Psychometric properties of air in Ramp A, October 20-21, 1998. Location Ramp A 1. Below IOZ Dispatch 2. Above X-Cut -7 3. Below X-Cut 8 4. Access to FAS 5. Below X-Cut 7 6. Below X-Cut 7 [R] 7. Between X-Cuts 6 & 7 8.
Fogging became a safety hazard because of reduced visibility. In an attempt to dissipate the fog, three-30 kW development fans were installed in the ramps. The operation of the fans improved the visibility for a length of about 200 m but the problem resurfaced thereafter. The alternative of using development fans every 200 m in the ramps for the purpose of maintaining visibility was too expensive to maintain. To effectively eliminate the fogging problem, the system required heaters of larger capacity.
Chmura K & Wallace K. 1997. The Underground Main Fan Study at the Waste Isolation Pilot Plant. Proceedings Of the 6th International Mine Ventilation Symposium, Pittsburgh, Pennsylvania. SME: 527-530. McDaniel, K. & Rempe N. 1998. The Waste Isolation Pilot Plant Underground Ventilation System Waste Management 98’, Tucson, Arizona, McDaniel, K. & Griswold L. 1999a. Adding a Third Main Fan at the Waste Isolation Pilot Plant. The 1999 Annual Meeting and Exhibit of the Society of Mining Engineers of the American Institute of Mining, Metallurgy and Exploration.