Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Xiaohan PEI"'
Autor:
Shuhan Yang, Jiahui Liang, Xin Wang, Yijun Qi, Shixin Chan, Yonghu Song, Xiaohan Pei, Zhiyao Ren
Publikováno v:
Discover Oncology, Vol 15, Iss 1, Pp 1-18 (2024)
Abstract Gastric cancer (GC) is one of the most common digestive tract malignant tumors in the world. At the time of initial diagnosis, it frequently presents with local or distant metastasis, contributing to poor prognosis in patients. Neutrophil ex
Externí odkaz:
https://doaj.org/article/f98598e1f31a40dd85099a715af4bab7
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 14, Iss 5, Pp 1189-1204 (2024)
Abstract Injection mandrel is one of the key components to control the water injection rate of each layer in the layered injection process in the oilfield. The imbalance between the layers can be changed by an optimized injection mandrel to control t
Externí odkaz:
https://doaj.org/article/3c17c80424604e5daf92d1ec6756c545
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 13, Iss 9, Pp 1935-1950 (2023)
Abstract Fluid wave code communication is used in layered water injection intelligent monitoring system, but model of fluid transient flow wave signal transmission is still unknown. Based on the fluid energy equation of steady flow, a transmission ma
Externí odkaz:
https://doaj.org/article/22b9fd2a5d6e40fbac06307e3fe749e7
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3917 (2023)
Fluid wave code communication is used in layered water injection intelligent monitoring systems, but a model of fluid transient flow wave signal transmission is still unknown. Impedance and transfer coefficient in power transmission theory were used
Externí odkaz:
https://doaj.org/article/919f5a21b1a0423fa91279cfdbb67061
Publikováno v:
Petroleum Exploration and Development, Vol 47, Iss 3, Pp 674-682 (2020)
Abstract: Based on the traditional numerical simulation and optimization algorithms, in combination with the layered injection and production “hard data” monitored at real time by automatic control technology, a systematic approach for detailed w
Externí odkaz:
https://doaj.org/article/97fb458be05a4f44911efcc23b05aba3
Publikováno v:
Petroleum Exploration and Development, Vol 46, Iss 3, Pp 621-628 (2019)
Submersible electrical motor direct-drive progressing cavity pump (PCP) rodless lifting was studied to solve the traditional rod-drive pump problems, such as rod-tubing wearing, low efficiency and short running time. The theoretical researches and la
Externí odkaz:
https://doaj.org/article/e6c9227401f94ab289b50d3c5299ab19
Publikováno v:
Petroleum Exploration and Development, Vol 44, Iss 4, Pp 644-651 (2017)
The fourth-generation separated layer water injection technology was studied aiming at problems existing in current separated layer water-flooding technologies and production requirements. This paper discussed the connotation, core tool and key techn
Externí odkaz:
https://doaj.org/article/c29580e8b09844aeba1f686f30ca25bf
Autor:
Zheng TONG, Xiaohan PEI, Zejun SHEN, Songbo WEI, Yang GAO, Peng HUANG, Bairu SHI, Fuchao SUN, Tao FU
Publikováno v:
Petroleum Exploration and Development, Vol 43, Iss 6, Pp 1097-1106 (2016)
A new enhanced thermo-actuated shape memory polymer (SMP) composite PE-NBR was developed and its properties were compared with traditional SMPs. The numerical simulation and experiment study on packer element were performed by the way of newly develo
Externí odkaz:
https://doaj.org/article/cf9155ed8d1e4bfea6f2e45326763b34
Publikováno v:
Petroleum Exploration and Development, Vol 43, Iss 2, Pp 326-331 (2016)
To improve wear resistance of expansion cone and decrease the friction between cone and tube, an expansion cone covered by hard coating was prepared and applied in the field. The carbide-based hard coatings were fabricated on the expansion cone surfa
Externí odkaz:
https://doaj.org/article/b261b623bd7b43f9a205b001429a577a
Publikováno v:
Natural Gas Industry B, Vol 2, Iss 5, Pp 449-454 (2015)
As a necessary step, removing liquid in the wellbore plays an important role during the production of gas wells. Plunger lift is a widely-used intermittent deliquification process for gas wells. However, the manual control way and wire logging are st
Externí odkaz:
https://doaj.org/article/70a4990366a443b89f2e56e1ca0b6174