Inhaled radon status in the laneways of some Chinese stone coal mines is a cause of concern In this study computational fluid dynamics simulations were employed to investigate three flowrates of the dilution gas 5 and m3/s and radon distributions at realistic breathing levels and m The results showed that there are obvious jet flow backflow and vortex zones
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Get PriceDESCRIPTION Coal Mine Ventilation Ventilating The Face Area Purpose of Ventilation Dilute render harmless and carry off accumulations of dangerous gasses and dust from the mines Supply fresh or uncontaminated air to persons working in the mine The Ventilation Current PowerPoint PPT Presentation TRANSCRIPT
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