摘要
根据煤矿综掘工作面生产过程中粉尘污染严重的实际情况,利用数值模拟方法对抽出式通风综掘工作面进行了数值模型。通过对抽出式通风综掘工作面掘进机截割生产时产尘的模拟分析,得出了抽出式通风综掘工作面粉尘沿巷道通风风流的分布规律以及粉尘分布规律受风筒入风口位置、抽风量大小影响的变化规律。
According to the actual situation of serious dust pollution in the production process of fully mechanized excavation face in coal mine, the numerical model of fully mechanized excavation face with extractive ventilation was established by using numerical simulation method, and through the simulation analysis of dust production during cutting of excavator in the face, the distribution rule of air flow along the roadway in fully mechanized excavation face with extractive ventilation and the change law of dust distribution affected by the position of air inlet and the volume of air extraction were obtained.
引文
[1] 聂文,程卫民,姚玉静等.涡流风幕抽吸控尘系统数值模拟与应用[J]. 科技导报,2011(9)
[2] 程卫民,刘向升,阮国强等.煤巷锚掘快速施工的封闭控尘理论与技术工艺[J].煤炭学报,2009(2)
[3] 程卫民,聂文,姚玉静等.综掘工作面旋流气幕抽吸控尘流场的数值模拟[J]. 煤炭学报,2011(8)
[4] 程卫民,张清涛,刘中胜等.综掘工作面粉尘场数值模拟及除尘系统研制与实践[J].煤炭科学技术,2011(10)
[5] 金龙哲,蒋仲安,潘大勇等.掘进巷道中粉尘分布规律的实验研究[J].煤炭科学技术,2001(3)
[6] 何海清.综掘工作面粉尘防治新技术[J].矿业安全与环保,2008(6)
[7] 暨朝颂.独头巷道的抽出式通风[J].有色金属(矿山部分),1981(2)
[8] 陆愈实,张国屏.独头巷道抽出式通风有效吸程的计算[J].探矿工程(岩土钻掘工程),1998(4)
[9] 王维建,刘荣华,王鹏飞等.不同吹吸风口位置掘进工作面粉尘扩散规律数值模拟研究[J].矿业工程研究,2011(4)
[10] 纪兵兵, 陈金甁. ANSYS ICEM CFD 网格划分技术实例详解[M].北京:中国水利水电出版社, 2012
[11] 王晓珍,蒋仲安,刘毅.抽出式通风煤巷掘进过程中粉尘浓度分布规律的数值模拟[J].中国安全生产科学技术,2006(5)