石油钻采工艺2009,Vol.31Issue(z1):9-14,6.
辽河坳陷潜山深化勘探理论与实践
The theory and practice for exploration of burial hill in Liaohe depression
摘要
Abstract
Great progress has been achieved for exploration of buried hill reservoir in Liaohe depression. The exploration work for buried hill reservoir has changed from much distinct hill, such as top buried hill, middle part buried hill to much dee-per, blinder, complex buried bill, such as, lowly buried hill, inner buried hill. The reservoir forming conditions of lowly bur-ied hill and inner buried hill have been discussed considering factors of activities of basement structure, buried hill type, litholo-gy characteristic, reservoir characteristic, hydrocarbon generation system, passage system. A pragmatic classification for inner buried hill reservoir was updated, considering the characteristics of inner buried hill reservoir and exploration fact. The classifi-cation has expanded the areas of finding buried hill reservoir, and result to an objective accumulation model for buried hill reser-voir, with low amplitude, multiple stage fracture and multiple oil sources. From study and practice for exploration of low buri-al hill and inner burial hill in Liaohe depression, a discovery of low burial hill and inner hill reserves (containing proved oil re-serves, controlled reserves and predicted reserves) of 2. 54 × 108 tones and 1.76 × 108 tones respectively from 2001 to 2006 have been reached. It has a great contribution to development of Liaohe Oilfield.关键词
辽河坳陷/潜山油藏/低潜山/隐蔽型潜山/潜山内幕Key words
Liaohe depression/buried hill reservoir/lowly buried hill/pragmatic buried hill/inner buried hill分类
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郭彦民,尤桂彬,林洪利..辽河坳陷潜山深化勘探理论与实践[J].石油钻采工艺,2009,31(z1):9-14,6.基金项目
国家重点基础研究发展计划(973计划)(编号:2005CB422100)资助. (973计划)