【摘要】 通过对国内外低渗透油气资源的分类、资源量、分布状况、勘探开发技术研究现状的分析,指出低渗透油气层的识别和改造技术、钻采工艺技术是当前国际低渗透油气勘探开发技术研究的热点。当前和未来国际低渗透油气资源研究将主要关注:低渗透储集层优质储集体预测技术、压裂技术、水平井和多分支井技术、小井眼钻井技术、超前注水技术、层内爆炸增产技术、微生物采油技术等技术领域。我国今后需要进一步发展超深井钻井、沙漠山地等复杂地表条件高分辨率地震勘探和解释技术、复杂岩性油气层测井技术、低渗透含油区带优选技术、低渗透储层微观孔隙结构研究技术、低渗透储层裂缝先期预测技术、开发压裂优化注采系统技术、水平井、复杂结构井压裂技术、低渗透油藏注气提高原油采收率技术、小井眼钻井技术等。更多还原

【Abstract】 The classification,abundance,distribution,exploration and exploitation technologies of low-permeability oil and gas resources at home and abroad were systematically investigated.It has become an international hot research field for the technologies of low-permeability reservoir identification and adaptation,and the drilling technologies.The current and future focus of the low-permeability oil and gas resources will be concerned as follows: low permeability reservoir quality prediction,fracturing,horizontal well,multi-branch wells,slim hole,advanced injection,explosion layer production,microbial enhanced oil recovery,etc.It is necessary for China to further develop the ultra-deep drilling technique,high-resolution seismic exploration and interpretation techniques on complex surface conditions(i.e.desert mountain),complex lithologic logging layer technique,low-permeability oil-bearing zone optimization technique,micro-pore structure technique for low-permeability reservoir,pre-fissure prediction technique for low-permeability reservoirs,development and fracturing optimized injection-production system technique,horizontal wells,fracturing technique for complex structure well,gas injection enhanced oil recovery technique for low-permeability reservoirs,and slim hole technique.更多还原