基于岩心录井的砂砾岩储层优势渗流通道识别与预测——以准噶尔盆地东部滴20井区为例
Dominant Flow Pass Identification and Prediction of Glutinite Reservoirs Based on Core Logging——A Case Study of Well Block Di 20 in Junggar Basin
DOI: 10.12677/JOGT.2017.395088, PDF, HTML, XML, 下载: 1,427  浏览: 2,840 
作者: 李 琛, 李光华, 朱思静, 段晴枫, 乔跃华, 张会利:中石油新疆油田分公司准东采油厂,新疆 阜康
关键词: 优势渗流通道砂砾岩油藏八道湾组滴20井区Advanced Seepage Channel Glutinite Reservoir Badaowan Formation Well Block Di 20
摘要: 滴20井区八道湾组油藏属于典型的砂砾岩油藏,储层非均质性强,优势渗流通道发育。开发初期,油藏水淹、水窜现象突出,油井含水上升快,注入水突进现象严重。以形成机理为导向,定性描述了优势渗流通道四大类型;依据动、静态资料,利用测井等数据建立了地质识别标准;利用动态监测等数据,结合RDOS(油藏精细动态分析优化系统)模拟结果,对比地质识别结果,完成了对优势渗流通道的定量描述,并利用井间示踪剂资料验证了其合理性。建立了适合研究区的水流优势通道的识别标准,掌握了目前井网的水流优势通道分布特征,为无井区的水流优势通道识别提供了科学依据。
Abstract: Reservoir in Badaowan Formation of well block di 20 was a typical glutinite reservoir with strong heterogeneity and dominant seepage channels. At the early stage of development, water out and water channeling in the reservoir was serious, the water cut rise was rapid with strong fingering of injected water. Four types of dominant seepage channels were qualitatively characterized according to their forming mechanisms. Geological identification criterion for them was established based on the dynamic and static well logging data. By using the dynamic and static logging data, combined with the result of RDOS (Reservoir Fine Dynamic Analysis and Optimization System), the geological identification results were contrasted for a quantitative description of optimal seepage channels, its rationality was verified by inter-well tracer data. The identification criterion for seepage channel is established in the study area and the distribution characters of advanced seepage channel in the present well pattern was figured out, which provides a scientific evidence for seepage channel identification in no well areas.
文章引用:李琛, 李光华, 朱思静, 段晴枫, 乔跃华, 张会利. 基于岩心录井的砂砾岩储层优势渗流通道识别与预测——以准噶尔盆地东部滴20井区为例[J]. 石油天然气学报, 2017, 39(5): 229-237. https://doi.org/10.12677/JOGT.2017.395088

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