Results 31 to 40 of about 214,811 (140)

Hydraulic-Mechanical Coupling-Driven In Situ Stress Field Evolution in Injection-Production Well Patterns With Artificial Fractures

Geofluids
Based on the theory of porous media elasticity and the mechanisms of hydraulic-mechanical coupling, a fully coupled mathematical model for porous media deformation and fluid flow was established, incorporating a square inverted nine-spot well pattern ...
Changkun Cheng, Shiduo Liu, Zhicheng Wang, Qian Xiao, Huan Liu, Ying Fu, Yuhang Zhang, Yan Deng   +7 more
doaj   +1 more source

CHANGES OF THE NATURAL ELECTRICAL POTENTIAL OF STEEL IN THE STRESS-STRAIN STATE

Известия высших учебных заведений: Нефть и газ, 2015
The experimental investigations of steel samples under the influence of the bending load were conducted. It is demonstrated that in the event of the steel stress-strain state occurrence, its natural electric potential changes.
S. V. Loparev, R. A. Tryastsin, A. A. Volzhakov, V. V. Gostev   +3 more
doaj   +1 more source

FEATURES INTERPRETATIONS OF HORIZONTAL OIL WELL BUILD-UP TEST IN OIL AND GAS RESERVOIRS

Известия высших учебных заведений: Нефть и газ, 2015
The article describes the features of well test interpretation in horizontal oil wells in the development of oil and gas reservoirs. The results obtained provided a method of estimating the vertical permeability and the anisotropy coefficient according ...
M. D. Zejnal'-Abidin, S. K. Sohoshko, A. V. Sarancha, N. P. Kocherga   +3 more
doaj   +1 more source

Nonlinear Seepage Characteristics and Microscopic Oil Displacement Visualization Experiment of Highly Viscoelastic Polymer

Geofluids
Understanding the nonlinear seepage behavior and microscopic displacement mechanisms of highly viscoelastic polymers is essential for optimizing polymer flooding in heterogeneous reservoirs.
Lina Shi, Jian Hou, Ruixin Liu, Jiahe Sun, Xuwen Qin, Yongge Liu, Qingjun Du   +6 more
doaj   +1 more source

Pore Preservation and Failure Mechanism of Sinian Dengying Formation Carbonate Reservoirs: A Case Study of Two Ultradeep Wells in the Sichuan Basin, Western China

Geofluids, 2021
Despite being one of the most important factors in deep oil and gas exploration, the preservation mechanisms of ultradeep carbonate reservoirs remain poorly understood.
Zeqi Li, Wei Sun, Shugen Liu, Zhiwu Li, Bin Deng, Juan Wu, Yi Ding, Kun Jiao, Xin Jin, Pengda Lu, Tengzhen Tian   +10 more
doaj   +1 more source

Numerical simulation on fracturing fluid flowback from post-fracturing shale gas wells and influencing factors

Journal of Petroleum Exploration and Production Technology
Fracture network fracturing is a key technology to achieve economic and effective development of shale gas. The flowback data after hydraulic fracturing is crucial to the characterization of hydraulic fracture networks and reservoir evaluation.
Dengji Tang, Jianfa Wu, Jinzhou Zhao, Bo Zeng, Yi Song, Cheng Shen, Lan Ren, Yiting Wang, Zhenhua Wang   +8 more
doaj   +1 more source

Expansion of Micro-Annulus at the Second Cementing Interface During Construction of Underground Gas Storage From Old Well

Shiyou jixie
Debonding may occur at the second cementing interface during construction of underground gas storages （UGSs） from old wells. Based on the fluid-solid interaction theory and the cohesive zone model （CZM）， the Cohesive unit in ABAQUS was used to establish ...
Li Changyou, Zhang He, Li Chen, Yao Siyu
doaj   +1 more source

Development and application of dynamic prediction software for pigging process of natural gas pipelines

You-qi chuyun
[Objective] China's backbone natural gas pipeline network comprises numerous large-diameter and long-distance pipelines.Periodic pigging operations play a crucial role in ensuring the safe, stable and efficient operation of these pipelines.
PENG Yang, DAI Zhixiang, HU Zixia, DENG Lei, DU Yan, HE Jingran, BIE Qin   +6 more
doaj   +1 more source

New Approach to SCADA System Screen Configuration Based on the Model of Oil and Gas Pipeline Network

EAI Endorsed Transactions on Energy Web
INTRODUCTION： With the continuous progress of science and technology, the monitoring and control of oil and gas pipeline networks have become more and more critical; SCADA systems, as a kind of technology widely used in industrial control, play a key ...
He Huang, Yafeng Li, Liang Ma, Bingqiang Mao, Lin Zhang, Jingli Yang, Haishan Wang, Yanguo Sun, Xiaochuan Zhao, Muhao Lv   +9 more
doaj   +1 more source

Establishment of General Oil Pipeline Scheduling Model and Research on Interface Tracking Calculation Method [PDF]

E3S Web of Conferences
In order to understand the establishment of oil pipeline scheduling model and interface tracking calculation method, a research on the establishment of a universal product oil pipeline scheduling model and interface tracking calculation method has been ...
Shen Liang, Xu Yulei, Song Jinzhou, Yu Yang, Zhao Hongyang, Feng Li   +5 more
doaj   +1 more source