Zobrazeno 1 - 10
of 393
pro vyhledávání: '"Qinghai Yang"'
Publikováno v:
Petroleum Exploration and Development, Vol 50, Iss 5, Pp 1236-1245 (2023)
To study the fluid dynamic response mechanism under the working condition of water injection well borehole, based on the microelement analysis of fluid mechanics and the classical theory of hydrodynamics, a fluid microelement pressure-flow rate relat
Externí odkaz:
https://doaj.org/article/17c8821c224c428dbd706554237f5f68
Publikováno v:
Digital Communications and Networks, Vol 9, Iss 4, Pp 846-855 (2023)
Unmanned Aerial Vehicle (UAV) communication is a promising technology that provides swift and flexible on-demand wireless connectivity for devices without infrastructure support. With recent developments in UAVs, spectrum and energy efficient green U
Externí odkaz:
https://doaj.org/article/29e49b4636dc464c958800fd8023c911
Publikováno v:
Tongxin xuebao, Vol 44, Pp 207-217 (2023)
In recent years, with the increasing number of various emergency tasks, how to control the impact on common tasks while ensuring system revenue has become a huge challenge for the dynamic scheduling of relay satellite networks.Aiming at this problem,
Externí odkaz:
https://doaj.org/article/e0d3fc00412843208aefcc9b44f611e2
Publikováno v:
Petroleum Exploration and Development, Vol 50, Iss 1, Pp 191-201 (2023)
This article outlines the development of downhole monitoring and data transmission technology for separated zone water injection in China. According to the development stages, the principles, operation processes, adaptability and application status o
Externí odkaz:
https://doaj.org/article/2124be72f03f40dbbc2e95436702c09c
Autor:
Qinghai YANG, Wei GAO, Songbo WEI, Xiang YU, Chuan YU, Bairu SHI, Xingguo YANG, Qiaochu SHEN, Jilei XU
Publikováno v:
Petroleum Exploration and Development, Vol 49, Iss 6, Pp 1440-1451 (2022)
Based on the structure, working principle, and working conditions of conductance water cut sensor, it is revealed that the early failure of the metal electrode of the sensor is due to the comprehensive influence of well fluid erosion, electrochemical
Externí odkaz:
https://doaj.org/article/a64d5717ecfa403884fe45e41dfaed56
Publikováno v:
Frontiers in Pediatrics, Vol 11 (2023)
BackgroundThe common methods of radiographic diagnosis of developmental dysplasia of the hip (DDH) include measuring hip parameters and quantifying the degree of hip dislocation. However, clinical thought-based analysis of hip parameters may be a mor
Externí odkaz:
https://doaj.org/article/95504f5fb760448fb1797361021086a3
Publikováno v:
Petroleum Exploration and Development, Vol 49, Iss 2, Pp 438-447 (2022)
To accurately obtain development dynamic data such as zonal pressure and fluid parameters of each oil layer in the late development stage of a high water-cut old oilfield, a modular zonal sampling and testing technology with the characteristics of mo
Externí odkaz:
https://doaj.org/article/761bf34a3c6b4153b1129dcf75363d98
Publikováno v:
Energies, Vol 16, Iss 19, p 6800 (2023)
To enhance the separation efficiency of downhole oil–water hydrocyclones in co-produced wells, an axial center-piercing hydrocyclone structure is proposed. A mathematical relationship model between the structural parameters and separation efficienc
Externí odkaz:
https://doaj.org/article/9195cce05c8044dfbc3c6c78cf0da4f2
Publikováno v:
IEEE Access, Vol 10, Pp 80714-80726 (2022)
Virtual Reality (VR) and Augmented Reality (AR) applications are expected to be a key driver for the 5G network. The need of the MEC support for caching and transcoding of omnidirectional content has been identified as a major topic of research. In t
Externí odkaz:
https://doaj.org/article/3f0f366fea6342dba989cf6cbce56c09
Publikováno v:
ACS Omega, Vol 6, Iss 32, Pp 20758-20767 (2021)
Externí odkaz:
https://doaj.org/article/f99134d1341540eab3167ae4c7e000ab