周健, 张保平, 李克智, 张旭东, 徐胜强. 基于地面测斜仪的“井工厂”压裂裂缝监测技术[J]. 石油钻探技术, 2015, 43(3): 71-75. DOI: 10.11911/syztjs.201503014
引用本文: 周健, 张保平, 李克智, 张旭东, 徐胜强. 基于地面测斜仪的“井工厂”压裂裂缝监测技术[J]. 石油钻探技术, 2015, 43(3): 71-75. DOI: 10.11911/syztjs.201503014
Zhou Jian, Zhang Baoping, Li Kezhi, Zhang Xudong, Xu Shengqiang. Fracture Monitoring Technology Based on Surface Tiltmeter in "Well Factory" Fracturing[J]. Petroleum Drilling Techniques, 2015, 43(3): 71-75. DOI: 10.11911/syztjs.201503014
Citation: Zhou Jian, Zhang Baoping, Li Kezhi, Zhang Xudong, Xu Shengqiang. Fracture Monitoring Technology Based on Surface Tiltmeter in "Well Factory" Fracturing[J]. Petroleum Drilling Techniques, 2015, 43(3): 71-75. DOI: 10.11911/syztjs.201503014

基于地面测斜仪的“井工厂”压裂裂缝监测技术

Fracture Monitoring Technology Based on Surface Tiltmeter in "Well Factory" Fracturing

  • 摘要: 为了更好地认识大牛地气田"井工厂"压裂模式中裂缝的形态和方位,指导该区块其他井组合理部署井网及优化压裂设计,采用地面测斜仪对R井组的2口水平井分段压裂裂缝进行了监测,获得了每条压裂裂缝的方位与长度,并对监测结果进行分析,探索研究了水平井组同步压裂工艺对裂缝复杂性的影响.研究表明,在R井组2口水平井的同步压裂过程中,由于诱导应力场的影响,使得部分井段压裂裂缝的复杂性增加,从而增大了改造体积,改善了压裂效果.研究结果为今后的压裂设计优化和井网部署提供了理论依据.

     

    Abstract: To obtain fracture geometry and azimuth in the "well factory" fracturing in the Daniudi Gas Field in order to guide the well pattern deployment and fracturing design, surface tiltmeters were used to monitor fractures induced in multistage horizontal well fracturing of two wells in Cluster R. Monitoring results were analyzed to understand fracture complexity using Simufrac. The research results demonstrated that complex fracture networks were developed due to induced stress which would lead to improved stimulation volume and performance in the simufrac of the two wells in Cluster R.This research will provide a theoretical basis forwell placement and fracturing design optimization in the near future.

     

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