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an 83 qu kuai jing tong qing fang la ji shu yan jiu
Author(s): 
Pages: 58-60,68
Year: Issue:  5
Journal: Petrochemical Industry Application

Keyword:  安83区块结蜡机理防蜡热洗防蜡器;
Abstract: 安83区块目前有结蜡井98口,井筒清防蜡以化学清蜡为主、热洗清蜡为辅,主要投加清蜡剂,投加平均浓度为150 mg/L,每10 d投加一次,热洗434井次.由于水平井含蜡量较高,造成水平井频繁扫线和解卡,井场外输管线蜡堵严重,给生产管理造成一定的困难.本文通过分析井筒结蜡机理,开展清防蜡剂适应性研究,配套井下附件以提高清防蜡剂使用效果,并提出改善加药方式的下步研究方向.
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