Xinjiang Yan
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View article: Research on integrated injection-production optimization technology of electric submersible pump for Bohai oilfield heavy oil thermal recovery
Research on integrated injection-production optimization technology of electric submersible pump for Bohai oilfield heavy oil thermal recovery Open
The geological reserves of ordinary heavy oil suitable for thermal injection development in Bohai Oilfield are about 450 million tons. The traditional thermal recovery process uses a two trip injection-production string development method,…
View article: Safety assessment of wellhead devices on the offshore platform in a shallow gas blowout accident
Safety assessment of wellhead devices on the offshore platform in a shallow gas blowout accident Open
The blowout during shallow oil‐gas exploitation always increases the failure risk of the offshore platforms and equipment on them. The thermo‐solid dynamic response of offshore structures in blowout accidents is significant for the process…
View article: Technology Progress in High-Frequency Electromagnetic In Situ Thermal Recovery of Heavy Oil and Its Prospects in Low-Carbon Situations
Technology Progress in High-Frequency Electromagnetic In Situ Thermal Recovery of Heavy Oil and Its Prospects in Low-Carbon Situations Open
Heavy oil resources are abundant globally, holding immense development potential. However, conventional thermal recovery methods such as steam injection are plagued by high heat loss, substantial carbon emissions, and significant water con…
View article: Dilation Potential Analysis of Low-Permeability Sandstone Reservoir under Water Injection in the West Oilfield of the South China Sea
Dilation Potential Analysis of Low-Permeability Sandstone Reservoir under Water Injection in the West Oilfield of the South China Sea Open
At present, many offshore oil fields are facing problems, such as pollution-induced near-well zone blockage, poor inter-well connectivity, and strong vertical heterogeneity, which lead to insufficient formation energy and low production in…
View article: Study on Numerical Simulation of Formation Deformation Laws Induced by Offshore Shallow Gas Blowout
Study on Numerical Simulation of Formation Deformation Laws Induced by Offshore Shallow Gas Blowout Open
To address the deformation and instability characteristics of a formation after an offshore shallow gas well blowout, a theoretical model of formation deformation caused by shallow gas blowouts was constructed, based on porous elastic medi…
View article: Erosion Life Prediction of Metal Mesh Screen Pipes in Oil Wells Based on Numerical Simulation of Discrete Particle Flow
Erosion Life Prediction of Metal Mesh Screen Pipes in Oil Wells Based on Numerical Simulation of Discrete Particle Flow Open
High-speed fluid-carried sand particles pose a significant challenge to oil well screen pipes, leading to sand control failure and adversely affecting the well's production and recovery rates. This research targets the commonly used metal …
View article: Transient Pressure Behavior of Volume Fracturing Horizontal Wells in Fractured Stress-Sensitive Tight Oil Reservoirs
Transient Pressure Behavior of Volume Fracturing Horizontal Wells in Fractured Stress-Sensitive Tight Oil Reservoirs Open
Tight oil reservoirs tend to contain more natural fractures, and the presence of natural fractures leads to a greater stress sensitivity in tight oil reservoirs. It is a very challenging task to model the seepage in the volume fracturing h…
View article: Wellbore shrinkage during drilling in methane hydrate reservoirs
Wellbore shrinkage during drilling in methane hydrate reservoirs Open
Methane hydrates as a clean and abundant energy source, have attracted the attention of the world. However, the instability of hydrate reservoirs makes it difficult to drill production wells. After drilling, the creep properties of hydrate…
View article: Research of One-Dimensional Consolidation of Clays Considering Their Rehological Properties
Research of One-Dimensional Consolidation of Clays Considering Their Rehological Properties Open
The paper concerns the influence of time and strain-rate effects on the clays in one-dimensional consolidation under constant effective stress. An improved creep constitutive model is deduced, by analyzing the stress-strain theory develope…