砾岩油藏驱油效率主要受储层微观孔隙结构特征、储层宏观非均质性特征、原油粘度和注水政策的影响。
The Results shows that the oil displacement efficiency is mainly affected by pore structure, macro heterogeneity, oil viscosity and technology policy of water flooding.
介绍了这些技术在指导注水政策制定与注水方案调整、油藏研究、措施挖潜、套管除垢治套等方面的应用成果。
Introduces some significant applications of the above technologies in water injection planning and adjustments, reservoir studies, recovery scheme improvements, casings' scale removals and the like.
但对超前注水改善开发效果机理以及超前注水开发技术政策的研究较少。
But the researches based on the mechanism of advanced water injection improving the effect of exploration and the development technique policy of advanced water injection are few.
长春油田是1988年发现的弱挥发油油藏，油田属于断块油气藏，油田开发采取边外注水，高速开发的政策。
Changchun oilfield is a weak volatile oil reservoir found in1988. It belongs to faulted oil and gas pool. The oilfield adopted the policy of outer edge waterflood and high-speed development.
注水开发油田，每个开发阶段技术政策不同，配套工艺技术也不相同。
During oilfield development by water flooding, at each development stage, the technical policies are different, and so are the complete sets of technological requirements.
采用低注采比政策，实施温和注水，限制压裂层注水强度，降低裂缝开启的几率；
Moderate water injection at low injection-production ratio should be implemented with restriction of injection strength of the fractured interval and reducing the probability of fracture opening.
采用低注采比政策，实施温和注水，限制压裂层注水强度，降低裂缝开启的几率；
Moderate water injection at low injection-production ratio should be implemented with restriction of injection strength of the fractured interval and reducing the probability of fracture opening.
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