煤岩气成天然气增产新亮点

经济日报
Feb 10, 2025

近日,国家能源局发布了2024年全国油气勘探开发十大标志性成果。“深层煤岩气产量仅用3年时间快速提升至25亿立方米,成为天然气增产新亮点”,是其中之一。据介绍,煤岩气指埋藏深度大于1500米的煤储层中赋存的烃类气体,由储层自身生产或其他气源运移而赋存于煤岩中。与浅层煤层气一般埋深1200米,以浅、长期排水采气开发方式不同,煤岩气埋深较深,含有大量游离气,更类似页岩气,需要采用较大规模的压裂增产方式...

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