苏75井区排水采气工艺研究与应用
Journal of Yangtze University(Natural Science Edition)(2017)
Abstract
苏75井区属于典型"三低"气藏,储层普遍含气,气层普遍有水.气井投产后,普遍产水,产量低,递减快.井区平均单井产量1.0×104m3/d,产量低导致产水气井携液能力减弱,易造成气井普遍出水,井筒普遍积液.结合苏75井区积液井生产特征,研究、摸索泡沫排水采气、气举排水采气、柱塞气举排水采气等工艺及其适应性,形成了排水采气工艺技术系列.各项排水采气工艺措施的实施,确保了井区产水井的连续稳定生产.
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