压入式通风独头巷道内氡及氡子体的浓度分布特征

来源 :中国核学会2011年年会 | 被引量 : 0次 | 上传用户:aaatzh
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独头巷道是铀矿井下重要的作业场所,也是氡及氡子体产生和聚集的重要地点,研究独头巷道内风流中氡及氡子体的浓度分布特征对指导通风防护设计具有重要的指导意义。基于此,首先阐述了风流中氡活度浓度与氡子体“潜能浓度之间的数学关系;接着,分析了独头巷道内氡及氡子体的来源,分别建立了压人式通风方式下风流中氡活度浓度与氡子体“潜能浓度分布的数学计算模型;最后,利用数学计算模型分析了多个因素对独头巷道内氡及氡子体浓度分布特征的影响规律。
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