增强型集气覆盖层闭气能力影响因素及优化布置
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李光耀,刘思达,李鹤,詹良通,夏敏
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Factors affecting gas closure capacity of enhanced gas collection cover and optimized arrangement
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Guangyao LI,Sida LIU,He LI,Liangtong ZHAN,Min XIA
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| 表 1 增强型集气覆盖层闭气效果的分析工况汇总 |
| Tab.1 Summary of different analysis conditions for gas control performance of enhanced gas collection cover |
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| 工况编号 | 土质调节层 | | 集气管 | H/m | | K/（10−11 m2） | h/m | | p/kPa | D/m | 埋设位置 | | 1-1 | 100 | 0.2 | | −1.5 | 0.1 | 层中 | 5 | | 1-2 | 10 | 0.2 | | −1.5 | 0.1 | | 1-3 | 1 | 0.2 | | −1.5 | 0.1 | | 1-4 | 0.1 | 0.2 | | −1.5 | 0.1 | | 1-5 | 0.01 | 0.2 | | −1.5 | 0.1 | | 2-1 | 1 | 0.10 | | −1.5 | 0.1 | 层中 | 5 | | 2-2 | 1 | 0.15 | | −1.5 | 0.1 | | 2-3 | 1 | 0.20 | | −1.5 | 0.1 | | 2-4 | 1 | 0.25 | | −1.5 | 0.1 | | 2-5 | 1 | 0.30 | | −1.5 | 0.1 | | 3-1 | 1 | 0.2 | | 0 | 0.1 | 层中 | 5 | | 3-2 | 1 | 0.2 | | −0.5 | 0.1 | | 3-3 | 1 | 0.2 | | −1.0 | 0.1 | | 3-4 | 1 | 0.2 | | −1.5 | 0.1 | | 3-5 | 1 | 0.2 | | −2.0 | 0.1 | | 4-1 | 1 | 0.2 | | −1.5 | 0.05 | 层中 | 5 | | 4-2 | 1 | 0.2 | | −1.5 | 0.10 | | 4-3 | 1 | 0.2 | | −1.5 | 0.15 | | 4-4 | 1 | 0.2 | | −1.5 | 0.20 | | 5-1 | 1 | 0.2 | | −1.5 | 0.1 | 层上 | 5 | | 5-2 | 1 | 0.2 | | −1.5 | 0.1 | 层中 | | 5-3 | 1 | 0.2 | | −1.5 | 0.1 | 层下 | | 6-1 | 1 | 0.2 | | −1.5 | 0.1 | 层中 | 5 | | 6-2 | 1 | 0.2 | | −1.5 | 0.1 | 6 | | 6-3 | 1 | 0.2 | | −1.5 | 0.1 | 7 | | 6-4 | 1 | 0.2 | | −1.5 | 0.1 | 8 | | 6-5 | 1 | 0.2 | | −1.5 | 0.1 | 9 | | 6-6 | 1 | 0.2 | | −1.5 | 0.1 | 10 |
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