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12 Result(s)

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  1. No Access

    Chapter and Conference Paper

    Determination and Application of Reasonable Liquid Production at Different Water Cut Stages of Sandstone Reservoirs in South America

    Obtaining maximum economic benefits during the effective contract period is an important goal for overseas oilfield development. Enhanced liquid production is an effective means to increase oil production and ...

    **ao-yan Geng, Jian Liu, Ke-xin Zhang… in Proceedings of the International Field Exp… (2024)

  2. No Access

    Chapter and Conference Paper

    Development Adjustment Suggestions for Strong Edge-Bottom Water Reservoir at Ultra-high Water Cut Stage: A Case Study from a Oilfield in South America

    A oilfield has sufficient natural edge-bottom water energy. It was put into development in 1978. At present, the water cut is 97%. It is faced with many problems, such as difficult to stabilize oil and control...

    **ao-yan Geng, Mei Qi, Jian Liu, Yun-bo Li… in Proceedings of the International Field Exp… (2023)

  3. No Access

    Chapter and Conference Paper

    Dual Completion Technology and Effect Analysis of Multi-layer Sandstone Reservoir in South America

    Multi-layer oil reservoirs developed in CNPC’s operation block in South America, and it is not allowed to conduct multi-layer combined production according to the regulations of the resource country. In view o...

    Jian Liu, **ang-lin Xu, Xue-peng Wan… in Proceedings of the International Field Exp… (2023)

  4. No Access

    Chapter and Conference Paper

    Study on Connectivity of Porous Carbonate Reservoirs: Taking M Oilfield as an Example

    M oilfield is a porous carbonate reservoir, but high angle fractures and dissolution holes are locally developed, the reservoir heterogeneity is strong, the well spacing is large in the early stage of developm...

    Qiang Luo, Mei Qi, Yun-bo Li, Ji-xin Huang… in Proceedings of the International Field Exp… (2023)

  5. No Access

    Chapter and Conference Paper

    Types and Distribution of Sedimentary Facies for the Cretaceous Carbonate Reservoirs in the M Oilfield

    There are several major distinctions between the lacustrine carbonate rocks in the medium and large pre-salt oil fields in the Santos basin and the typical lacustrine sediments. Aside from the unique textures ...

    Ji-xin Huang, Fang Xu, Qiang Luo, Mei Qi… in Proceedings of the International Field Exp… (2023)

  6. No Access

    Chapter and Conference Paper

    Distribution Pattern and Quantitative Characterization of Remaining Oil in Extra High Water Cut Oilfield in Ecuador

    CNPC's operation block in Ecuador is a typical medium-high porosity and medium-high permeability sandstone reservoir. After 40 years of natural energy and water injection development, it is currently in the do...

    Jian Liu, Anna Sandberg, Xue-qi Liu… in Proceedings of the International Field Exp… (2023)

  7. No Access

    Chapter and Conference Paper

    Analysis of Water Flooding Effect in Oil Reservoirs with API Gradual Variety of Crude Oil

    In a certain overseas operation block of CNPC, the crude oil is gradually reduced from 19.4 API ° to 8.8 API °. In the early stage of development, the pressure in some areas of the reservoir drops rapidly; bec...

    Jian Liu, **anglin Xu, Xuepeng Wan, Mei Qi… in Proceedings of the International Field Exp… (2022)

  8. No Access

    Chapter and Conference Paper

    Research on Molecular Dynamics Simulation of Oil Sands Pyrolysis

    The global oil sands reserves are large and difficult to exploit. Although existing oil sands development technologies are relatively perfect, some problems such as the high cost and energy consumption of SAGD...

    Xue-qi Liu, Shi-jia Zhu, Jian Liu, Li-kun Xu… in Proceedings of the International Field Exp… (2022)

  9. No Access

    Chapter and Conference Paper

    Analysis of Production Characteristics of Reservoirs with Different Fluid Properties and Adjustment Strategies

    In a certain overseas operation block of CNPC, the crude oil is gradually reduced from 19.4 API° to 8.8 API°. The development faces challenges such as poor effect of new wells and serious bottom water coning. ...

    Jian Liu, Mei Qi, **ang-lin Xu… in Proceedings of the International Field Exp… (2021)

  10. No Access

    Chapter and Conference Paper

    Study on the Influence of Gas Cap on SAGD Development Effect and Technical Strategy

    Field development practice shows that the existence of gas cap within the oil sand reservoir will affect the development effect of SAGD. The objectives for this paper are to figure out the influence of gas cap...

    **ao-yan Geng, Mei Qi, Song-lin Dan… in Proceedings of the International Petroleum… (2021)

  11. No Access

    Chapter and Conference Paper

    The Optimization Strategy of Gravity Assisted Gas Drainage in Mature Oil Field Based on Experiment Design and Response Surface Methodology

    Gravity Assisted Gas Drainage (GAGD) is one of the most effective options to improve sweep efficiency of mature oil fields at high water cut period, the oil recovery of which is highest among all non-miscible ...

    Chao Yang, Mei Qi, Si-yu Yang, You-**g Wang… in Proceedings of the International Field Exp… (2021)

  12. No Access

    Chapter and Conference Paper

    A Micro-Mechanical Analysis of Induced Anisotropic Damage in Initially Anisotropic Materials

    This paper is devoted to a micro-mechanical study of induced anisotropic micro-cracks in initially anisotropic materials. The effective elastic properties of cracked materials are determined by a rigorous up-s...

    Mei Qi, Albert Giraud, Jean-Baptist Colliat… in Bifurcation and Degradation of Geomaterial… (2017)