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Numerical Simulation on Hydrofracture Propagation in Fractured-Vuggy Unconventional Reservoirs
The unconventional reservoirs such as carbonate formation develops complex and diverse storage space structures, and it is composed of large-scale cavity, dissolved vug, and fractures. The carbonate reservoir is highly heterogeneous. Acid fracturing of carbonate reservoir is completed through the complex mechanical mechanism of interaction between vug ...
Tingxue Jiang +5 more
openaire +2 more sources
Based on the analysis of the responses of conventional logs such as natural gamma (GR), density (DEN), acoustic interval transit time (AC), compensated neutron (CNL), dual lateral resistivity (Rlld, Rlls), and caliper log (CAL), combined with drilling ...
Shipeng HUANG +8 more
doaj +1 more source
Application of plunger gas lift in deep wells and fractured-vuggy oil reservoirs are rarely reported.Taking the Yaha Cambrian reservoir as an example, the application of the plunger gas lift technology in deep wells in fractured-vuggy reservoirs was ...
Wang Zidun +5 more
doaj
Methodology for the Quantitative Prediction of Abnormal Pressure in Ultradeep Fracture-Vuggy Reservoirs: Geomechanical Modeling Driven by Seismic Data [PDF]
Overpressure in oil and gas basins, often referred to as abnormal pressure, is closely associated with the generation, migration, and accumulation of hydrocarbons.
Hui Zhang +11 more
doaj +1 more source
Fractured karst geothermal reservoir is a kind of typical geothermal reservoirs with the advantages of abundant storage water and easy reinjection of tail water during the period of geothermal utilization.
Jun Yao +5 more
doaj +1 more source
The differences between naturally fractured reservoir and vuggy fractured reservoir are apparent in the aspect of oil displacement by water. In fractured reservoir, the oil displacement by water is the governing recovery mechanism known as capillary ...
Xuelei Zhang +4 more
core +1 more source
The low comprehensive compressibility coefficient characteristic of fracture-vuggy reservoirs often leads to imprecise dynamic reserve calculations.
Shiwei He +4 more
semanticscholar +1 more source
The largest Precambrian gas field (Anyue Gasfield) in China has been discovered in the central Sichuan Basin. However, the deep ancient Ediacaran dolomite presents a substantial challenge due to their tightness and heterogeneity, rather than assumed ...
Xiao HE +7 more
doaj +1 more source
To study the distribution of residual oil after water flooding and the effectiveness of improved water flooding, the 3D printer was used to print the 3D model to imitate the fractured-vuggy reservoir modles of Tahe Oilfield.
Songyang Gao, Aifen Li, Haojun Xie
semanticscholar +1 more source
Numerical modeling of naturally fractured vuggy reservoirs presents many challenges due to the coexistence of three very different kinds of media and their complex interaction on multiple scales.
Sunhua Gao +5 more
core +1 more source

