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苏里格气田大井组立体开发关键技术

Acta Petrolei Sinica(2018)

Cited 8|Views14
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Abstract
苏里格气田地质条件复杂,需要开展大井组部署有利区筛选及部署方式关键技术研究,确保大井组开发效果,以实现苏里格气田降本增效、长期稳产的目标.针对苏里格气田古生界不同类型气藏有效储层分布特征,通过地震地质综合研究,形成了致密砂岩储层基于地质知识库的目标+多点地质统计学的三维地质建模技术及基于低渗透碳酸盐岩气藏二元运聚成藏模式的有利区筛选技术,并确定了大井组部署区域;同时,通过井网优化、井型优选及大井组部署思路,确定了大井组部署模式,提高了多层系储层储量动用及气田采收率.大井组开发关键技术在苏里格气田的成功应用,有效地解决了地质、地震及地面有机结合的技术难题,提高了气田开发效益,实现了低成本高效开发.
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Key words
well type combination,fine description of reservoir,cost-saving and benefit-increasing,stereoscopic development technology of great well group,favorable zones prediction,Sulige gasfield
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