基于微渗漏机制的甲烷氡气异常特征及其在煤矿隐蔽致灾因素勘探中的意义
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贺会策, 孙春岩, 唐侥, 张宗庆, 冶北北, 赵浩, 王栋琳
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Methane and radon anomaly characteristics derived based on the microleakage mechanism and their implications for the exploration of hidden disaster-causing factors in coal mines
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HE Hui-Ce, SUN Chun-Yan, TANG Yao, ZHANG Zong-Qing, YE Bei-Bei, ZHAO Hao, Wang Dong-Lin
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表2 动态监测剖面土壤氡气4次测量数值统计特征
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Table 2 Statistical characteristics of four measurements of soil radon gas in dynamic monitoring profile
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| 土壤氡气第一次测量数据统计特征(2020.11.07~11.11) | | 线号 | 点数 | 最大值/
(Bq·m-3) | 最小值/
(Bq·m-3) | 均值/
(Bq·m-3) | 标准差/
(Bq·m-3) | 异常下限/
(Bq·m-3) | | 1120 | 51.0 | 23714.7 | 895.5 | 6792.5 | 4252.4 | 11044.9 | | 1125 | 51.0 | 16778.4 | 1590.1 | 6472.0 | 2770.9 | 9242.9 | | 土壤氡气第二次测量数据统计特征(2020.12.14~12.19) | | 线号 | 点数 | 最大值/
(Bq·m-3) | 最小值/
(Bq·m-3) | 均值/
(Bq·m-3) | 标准差/
(Bq·m-3) | 异常下限/
(Bq·m-3) | | 1120 | 51.0 | 27809.7 | 1757.2 | 10876.2 | 6994.5 | 17870.7 | | 1125 | 51.0 | 24117.3 | 1331.2 | 9524.5 | 5425.4 | 14949.9 | | 土壤氡气第三次测量数据统计特征(2021.03.07~03.14) | | 线号 | 点数 | 最大值/
(Bq·m-3) | 最小值/
(Bq·m-3) | 均值/
(Bq·m-3) | 标准差/
(Bq·m-3) | 异常下限/
(Bq·m-3) | | 1120 | 51.0 | 24819.6 | 1962.7 | 11593.4 | 5484.9 | 17078.3 | | 1125 | 51.0 | 21025.9 | 1726.6 | 10352.8 | 4551.6 | 14904.4 | | 土壤氡气第四次测量数据统计特征(2021.4.9~2021.4.13) | | 线号 | 点数 | 最大值/
(Bq·m-3) | 最小值/
(Bq·m-3) | 均值/
(Bq·m-3) | 标准差/
(Bq·m-3) | 异常下限/
(Bq·m-3) | | 1120 | 51.0 | 27322.1 | 3465.4 | 8747.4 | 4792.8 | 13540.2 | | 1125 | 51.0 | 21071.9 | 3977.6 | 8754.8 | 3939.6 | 12694.4 |
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