PDF《中国煤层气开发利用最新进展 及项目机会》

中国煤层气开发利用最新进展 及项目机会 Progress and Project Opportunities of the CMM Development and Utilization in China 黄盛初 博士, 院长 国家安监总局信息研究院 Huang Shengchu, Ph.

D, President China Coal Information Institute Tel,Fax:+86-10-84657818 Email: [email protected] 主要内容

1 中国煤层气资源及排放量

2 中国煤矿瓦斯抽采及利用现状

3 煤层气鼓励政策

4 煤层气国际合作

5 结论和建议 Main Contents

1 CBM/CMM Resources and Emissions

2 CBM/CMM Drainage and Utilization in China

3 Favorable Policies

4 China CBM/CMM International Cooperation

5 Conclusion and Suggestion ? Increased Coal Production : 2.38 billions tons in

2006 ? Approved Coal Mine Safety: Accidents Fatality:

4584 in

2006 ? Increasing CMM Drainage : 3.24 billions m3 in

2006 ? Surface Wells for CBM Development ? Projects Opportunities for CMM/CBM ? 煤炭产量增长:2006年产量23.8亿t ? 煤矿安全状况好转,但重大瓦斯事故未得到有效控制: 2006年事故死亡4584人?井下煤层气抽放量增长:2006年32.4亿m3 ? 煤层气地面井开发发展进入新阶段 ? 煤层气开发利用项目机会

1 中国煤层气资源及排放量

1 China CBM/CMM Resource and Emissions 31.46*1012m3. (71% below 1000-2000m) 晋陕蒙含气区 54.83% 北疆含气区 21.87% 冀豫皖含气区 9.19% 云贵川渝含气区 9.00% 其它 5.12% Yunnan, Guizhou,Sichuan and Chongqing Hebei, Henan and Anhui North Xinjiang Others Shanxi, Shaanxi and Inner Mongolia 12732.0*108m3 鄂尔多斯盆地西部 West of Erdos Basin 14532.17*108m3 准东 Eastern Zhunge'

er 15094.34*108m3 六盘水 Liupanshui 19962.27*108m3 鄂尔多斯盆地东缘 East edge of Erdos Basin 26258.98*108m3 吐-哈Tuha Basin 55157.77*108m3 沁水 Qinshui Basin 55825.61*108m3 鄂尔多斯盆地北部 North of Erdos Basin 资源 Resources 盆地 Basins 表 主要含气盆地资源量 矿井瓦斯 矿井瓦斯等级划分: ? 低瓦斯矿井:10m3/t ? 煤(岩)与瓦斯突出矿井 Coal Mine Methane Classification of Gassy Mines: ? Low gas mine :10m3/t ? Coal and gas outburst- risk mines ? 国有重点煤矿中高瓦斯矿井152处、煤与瓦斯突出矿井154 处,合计306处,占49.8% ? 中国每年由于煤炭生产而排放到大气中的瓦斯高达150亿m3 以上 ?

152 high gas mines,

154 Mines of coal and gas outburst- risk;

Totally 306, accounting for 49.8% of all Key State Owned mines. ?

15 billion m3 of CBM/CMM emitted from coal mines.

2 Underground Gas Drainage in China 2.1 Current Situations

308 sets of gas drainage systems erected up to 2006. CMM drainage: 3.24 billion m3 in 2006. 2.614 billion m3 from Key State Owned coal mines.

10 coal mining companies with CMM drainage over

100 million m3.

2 中国煤矿瓦斯抽采及利用现状 2.1 煤矿瓦斯地下抽采现状 截止2006年,全国煤矿装备瓦斯抽采系统308套. 2006年中国瓦斯抽采量为32.4亿m3,其中国有重点煤矿抽放量 26.14亿m3. 10个矿区年抽采量超过1亿m3.

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5 阳泉 淮南 抚顺 松藻 盘江 晋城 水城 铁法 淮北 鸡西

2000 2002

2004 2006 图 国有重点煤矿煤层气抽放量最大的十个矿区(亿m3) Fig

10 Key State Owned coal mining companies with CMM drainage over

100 million m3 Yangquan Huainan Fushun Songzao Panjiang Jincheng Shuicheng Tiefa Huaibei Jixi 2.2 Underground Gas Drainage Technologies Drainage began in coal mines early 1950s, technologies upgraded ? Before mining, drainage during mining, post drainage. ? Draining CMM from mining seam, adjacent seam, gob, etc. ? Horizontal borehole, drainage tailgate, etc. 2.2 井下瓦斯抽采技术 50年代起,开始井下瓦斯抽放,目前技术已较为成熟 抽采方法: ? 采前预抽、边采边抽、采后抽采法;