Results 51 to 60 of about 4,407 (193)

Rapid multiscale pore network modeling for drainage in tight sandstone

open access: yes, 2021
Tight sandstone possesses multiscale pores. Capturing and modeling the important pore properties into a pore network for drainage is challenging and computationally expensive.
Xu, Zhipeng   +4 more
core   +2 more sources

Seismic wave equations in tight oil/gas sandstone media [PDF]

open access: yesScience China Earth Sciences, 2020
The paper is devoted to the derivation of a combined system of motion equations for solid and fluid in isotropic tight oil/gas sandstone media through volume averaging theorems (VAT). Based on the features of the media, four physical assumptions are proposed as the foundation for our derivation.
Gao, Jinghuai   +6 more
openaire   +2 more sources

Fracture network complexity of tight sandstone and its influencing factors [PDF]

open access: yes
Objective  Fracture network analysis plays an important role in oil and gas exploration and development. However, complexity analysis of tight sandstone fracture networks and their control factors is relatively lagging.
LIU Shengxin   +4 more
core   +1 more source

Quantitative Evaluation of Tight Sandstone Reservoir Based on Diagenetic Facies—A Case of Lower Silurian Kepingtage Formation in Shuntuoguole Low Uplift, Tarim Basin, China

open access: yesFrontiers in Earth Science, 2021
The tight sandstone reservoirs of the Lower Silurian Kepingtage Formation are important exploratory targets for tight gas resources in the Shuntuoguole Low Uplift of Tarim Basin. How to evaluate tight sandstone reservoir is an urgent problem to be solved.
Bin Li   +7 more
doaj   +1 more source

Physical simulation on gas percolation in tight sandstones

open access: yesPetroleum Exploration and Development, 2013
Capillary pressure was tested on 40 matrix cores (in situ permeability: 0.002×10−3–100 ×10−3 μm2) in the Sulige gas field and the pore structure features of different type sands were described finely. Based on the research on the pore structure features, gas percolation experiments were designed under the conditions of homogeneous cores with different ...
Yong HU   +8 more
openaire   +2 more sources

A new classification system of lithic-rich tight sandstone and its application to diagnosis high-quality reservoirs [PDF]

open access: yes, 2020
        Lithic-rich tight sandstone is one of the most enrichment lithofacies in the Sulige gas field. Clarifying the enrichment mechanism of high-quality lithic-rich tight sandstone is important to economic and efficient development of the tight gas ...
Li, Zhe   +4 more
core   +1 more source

Reservoir Characteristics of Tight Sandstone and Sweet Spot Prediction of Dibei Gas Field in Eastern Kuqa Depression, Northwest China

open access: yesEnergies, 2022
Great progress has been made in the exploration of tight sandstone gas resources in Kuqa depression. Great progress has been made in Dibei structural belt, which proves the previously unproven favorable area for tight sandstone gas.
Guangjie Zhao   +5 more
doaj   +1 more source

Dynamic capillary pressure analysis of tight sandstone based on digital rock model [PDF]

open access: yes, 2020
In recent studies, dynamic capillary pressure has shown significant impacts on the flow behaviors in porous media under transient flow condition. However, the effect of dynamic capillary pressure effect on tight sandstone is still not very clear.
Lu, Shuangfang   +4 more
core  

Digital characterization and fractal quantification of the pore structures of tight sandstone at multiple scales

open access: yes, 2022
Pore structures determine reservoir storage capacity, control rock transportation characteristics and represent microscopic properties of the rock. Therefore, the characterization and quantification of the pore structures of tight oil and gas reservoir ...
Jizhen Zhang (13076151)   +7 more
core  

Effect of CO2 content on the natural gas production from tight gas sandstone reservoirs

open access: yes, 2017
The simulation of the gas flow in tight sandstone reservoir is a very complicated process. Several mechanisms contributed to the natural gas production in tight sandstone reservoirs.
Mahmoud M.   +4 more
core   +2 more sources

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