Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Changfeng XI"'
Autor:
Shiyi YUAN, Haishui HAN, Hongzhuang WANG, Jianhui LUO, Qiang WANG, Zhengdong LEI, Changfeng XI, Junshi LI
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 4, Pp 963-980 (2024)
This paper reviews the basic research means for oilfield development and also the researches and tests of enhanced oil recovery (EOR) methods for mature oilfields and continental shale oil development, analyzes the problems of EOR methods, and propos
Externí odkaz:
https://doaj.org/article/bb20021c0d454d7aad48413146be253a
Autor:
Changfeng XI, Bojun WANG, Fang ZHAO, Daode HUA, Zongyao QI, Tong LIU, Zeqi ZHAO, Junshi TANG, You ZHOU, Hongzhuang WANG
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 1, Pp 164-171 (2024)
The miscibility of flue gas and different types of light oils is investigated through slender-tube miscible displacement experiment at high temperature and high pressure. Under the conditions of high temperature and high pressure, the miscible displa
Externí odkaz:
https://doaj.org/article/68d6d2e3b8fc4d0c9ab9b2719691ac00
Publikováno v:
IET Computer Vision, Vol 18, Iss 1, Pp 33-45 (2024)
Abstract Due to the huge cost of manual annotations, the labelled data may not be sufficient to train a dynamic facial expression (DFR) recogniser with good performance. To address this, the authors propose a multi‐modal pre‐training method with
Externí odkaz:
https://doaj.org/article/a5f5658a785145d7a69d2fad4846f6c9
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
In order to improve the oil recovery of mid-deep heavy oil reservoirs, this study investigates the efficiency of enhanced oil recovery and the mechanisms of oil displacement in mid-deep heavy oil reservoirs using different injected gases (N2, CH4, CO
Externí odkaz:
https://doaj.org/article/6d76a048087c45af9a10d6760c9b31ce
Autor:
Changfeng XI, Bojun WANG, Fang ZHAO, Tong LIU, Zongyao QI, Xialin ZHANG, Junshi TANG, Youwei JIANG, Wenlong GUAN, Hongzhuang WANG, Dongbo HE, Xinmin SONG, Daode HUA, Xiaokun ZHANG
Publikováno v:
Petroleum Exploration and Development, Vol 49, Iss 4, Pp 874-885 (2022)
Physical modeling, numerical simulation and field case analysis were carried out to find out the subsurface thermal oxidation state, thermal oxidation front characteristics and production dynamic characteristics of high pressure air injection thermal
Externí odkaz:
https://doaj.org/article/8c79219a9b69457792313eeac57aea40
Autor:
Changfeng XI, Zongyao QI, Yunjun ZHANG, Tong LIU, Dehuang SHEN, Hetaer MU, Hong DONG, Xiuluan LI, Youwei JIANG, Hongzhuang WANG
Publikováno v:
Petroleum Exploration and Development, Vol 46, Iss 6, Pp 1242-1250 (2019)
To improve the oil recovery and economic efficiency in heavy oil reservoirs in late steam flooding, taking J6 Block of Xinjiang Oilfield as the research object, 3D physical modeling experiments of steam flooding, CO2-foam assisted steam flooding, and
Externí odkaz:
https://doaj.org/article/9980cefd91414351a8f0449bc12c2d78
Autor:
Zongyao Qi, Tong Liu, Changfeng Xi, Yunjun Zhang, Dehuang Shen, Hertaer Mu, Hong Dong, Aiping Zheng, Kequan Yu, Xiuluan Li, Youwei Jiang, Hongzhuang Wang, Tayfun Babadagli, Huazhou Li
Publikováno v:
Geofluids, Vol 2021 (2021)
It is challenging to enhance heavy oil recovery in the late stages of steam flooding. This challenge is due to reduced residual oil saturation, high steam-oil ratio, and lower profitability. A field test of the CO2-assisted steam flooding technique w
Externí odkaz:
https://doaj.org/article/b5ebba8627b74756b3b03e476ee0d666
Autor:
Wenlong Guan, Xialin Zhang, Changfeng Xi, Xiaochun Wang, Fengxiang Yang, Xiaorong Shi, Qiu Li
Publikováno v:
Petroleum Research, Vol 3, Iss 2, Pp 165-179 (2018)
As the vertical-well fire flooding technology is industrially applied in the steam-injection old heavy oil areas of Xinjiang and Liaohe oilfields, its enhanced oil recovery potential is gradually clear. According to laboratory experiment, field test
Externí odkaz:
https://doaj.org/article/dfce4d142b5847ff83e067d25f8764ef
Publikováno v:
Petroleum Exploration and Development, Vol 44, Iss 5, Pp 797-804 (2017)
Abstract: The targets, strategies and approaches of the field controlling processes of combustion assisted gravity drainage (CAGD) are discussed based on the research of its mechanisms, advantages and defects. By taking fully advantage of gravity, CA
Externí odkaz:
https://doaj.org/article/1821b6d657344c72a335f67fa70134b3
Autor:
Changfeng XI, Wenlong GUAN, Youwei JIANG, Jinzhong LIANG, You ZHOU, Jian WU, Xiaochun Wang, Hongjie CHENG, Jihong HUANG, Bosheng WANG
Publikováno v:
Petroleum Exploration and Development, Vol 40, Iss 6, Pp 766-773 (2013)
With the 3a pilot area in Block H1 of Xinjiang Oilfield as an example, a basic model for accurate numerical simulation of fire flooding is established combining with physical simulation and field performance, after oil components are divided reasonab
Externí odkaz:
https://doaj.org/article/e0d34c285342489da90069450019594b