| 煤层气在煤中的扩散模式研究 |
| |
| 引用本文： | 朱艺文,王宏图,阳兴洋,秦小艳.煤层气在煤中的扩散模式研究[J].中国科技信息,2012(10):52+65. |
| |
| 作者姓名： | 朱艺文 王宏图 阳兴洋 秦小艳 |
| |
| 作者单位： | 1. 重庆大学西南资源开发及环境灾害控制工程教育部重点实验室,重庆400030;重庆大学复杂煤气层煤层气抽采国家地方联合工程实验室,重庆400030
2. 重庆大学复杂煤气层煤层气抽采国家地方联合工程实验室,重庆400030;重庆市荣昌县煤炭工业管理局,重庆400030 |
| |
| 摘 要： | 依据近年来煤层气扩散领域的文献资料,概括了煤层气在煤中的扩散模式,主要包括由克努森扩散系数确定的Fick扩散、Knudsen型扩散、过渡型扩散、双扩散模型、晶体扩散以及表面扩散,分析了煤中煤层气各种扩散模式的适用条件。
|
| 关 键 词： | 煤层气 扩散模型 克努森数 |
The spread of coalbed methane in coal model |
| |
| ZHU Yi-wen
,
WANG Hong-tu
,
YUAN Zhi-gang
,
QIN Xiao-yan.The spread of coalbed methane in coal model[J].CHINA SCIENCE AND TECHNOLOGY INFORMATION,2012(10):52+65. |
| |
| Authors: | ZHU Yi-wen WANG Hong-tu YUAN Zhi-gang QIN Xiao-yan |
| |
| Institution: | 1,2 1.Key Lab for Exploitation of China Southwestern Resources & Environmental Disaster Control Engineering,Ministry of Education Chongqing University,Chongqing 400030,China 2.State and local joint engineering laboratory of methane drainage in complex coal gas seam,Chongqing University,Chongqing 400030,China; 3.Administration of coal industry in rongchang county of chongqing,Chongqing 400030,China. |
| |
| Abstract: | According to the recently literature material about the spread of coalbed methane in coal model,summarized the coalbed methane diffusion model in coal,mainly includes the Fick diffusion determined on Notham diffusion coefficient,Knudsen diffusion,Transitional diffusion,Double diffusion mode,Crystal diffusion and surface diffusion,and analysis the application conditions about all this kinds diffusion mode in coal. |
| |
| Keywords: | coalbe methane diffusion mode Notham number |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
