论文部分内容阅读
本文对氡源、氡析出率、采场降氡、矿井通风方式、通风系统、风量计算等铀矿通风降氡中几个基本问题,进行了综合分析研究。本文指出:有效地控制矿井中氡的析出并对氡和氡子体进行稀释与排出,是铀矿通风的两个基本方面;控制入风污染,降低气载氡的渗流析出,提高风流稀释排出能力,是搞好通风降氡的三个关键性因素。为抓好这三个关键性因素提出了应采取的措施。
In this paper, several basic problems such as radon source, radon exhalation rate, stope radon reduction, mine ventilation mode, ventilation system, air flow calculation and other radon lowering measures in radon are studied synthetically. This paper points out that effectively controlling the precipitation of radon in the mine and diluting and discharging radon and radon progeny are two basic aspects of ventilation in uranium mine; controlling air pollution, reducing seepage precipitation of airborne radon, Capacity, is to improve ventilation and radon reduction of the three key factors. To do a good job these three key factors proposed measures to be taken.