Zobrazeno 1 - 10
of 4 152
pro vyhledávání: '"Ultra-deep"'
Publikováno v:
Shiyou shiyan dizhi, Vol 46, Iss 6, Pp 1166-1176 (2024)
In recent years, breakthroughs have been continuously made in deep and ultra-deep oil and gas exploration in the southern margin of the Junggar Basin. Overpressure is commonly developed in the deep and ultra-deep layers of this area. Clarifying the o
Externí odkaz:
https://doaj.org/article/2631aea54c3c4e22a1b2929e498df112
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract Under asymmetric three-dimensional high in-situ stress and high pore water pressure, tunnels are subjected to complex stress conditions, making them susceptible to failure and posing a threat to water conveyance safety. This study focuses on
Externí odkaz:
https://doaj.org/article/2958c76e8622415ca4177c6a41892173
Autor:
Xi WU, Yuanpeng SHI, Shuguang CHEN, Han WU, Jun CAI, Weining DAN, Xiheng LIU, Xiaokun WANG, Ximeng ZHANG, Jianli ZHANG
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 5, Pp 1109-1121 (2024)
Based on drilling and logging data, as well as geological experiments, the geological characteristics and factors controlling high-yield and enrichment of hydrocarbons in ultra-deep clastic rocks in the Linhe Depression, Hetao Basin, are studied. The
Externí odkaz:
https://doaj.org/article/7cd8a92974914963b62e7cbabee773f7
Autor:
Yongsheng MA, Xunyu CAI, Maowen LI, Huili LI, Dongya ZHU, Nansheng QIU, Xiongqi PANG, Daqian ZENG, Zhijiang KANG, Anlai MA, Kaibo SHI, Juntao ZHANG
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 4, Pp 795-812 (2024)
Based on the new data of drilling, seismic, logging, test and experiments, the key scientific problems in reservoir formation, hydrocarbon accumulation and efficient oil and gas development methods of deep and ultra-deep marine carbonate strata in th
Externí odkaz:
https://doaj.org/article/1c9ff45654144ff8940262687f8ce712
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract The development of deep high-temperature oil and gas reservoirs gives rise to a rise in reservoir temperature along with the depth of the oil reservoir, thereby imposing higher requirements on the heat resistance of fracturing fluid. Guar gu
Externí odkaz:
https://doaj.org/article/fb526f993c6e4c46b3cfaf9fa72796d4
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 4, Pp 870-885 (2024)
Taking the Paleozoic of the Sichuan and Tarim basins in China as example, the controlling effects of the Earth system evolution and multi-spherical interactions on the formation and enrichment of marine ultra-deep petroleum in China have been elabora
Externí odkaz:
https://doaj.org/article/a957a1c336eb40528d7a37e9c565d959
Publikováno v:
Petroleum Exploration and Development, Vol 51, Iss 4, Pp 1022-1034 (2024)
The research progress of deep and ultra-deep drilling fluid technology systematically reviewed, the key problems existing are analyzed, and the future development direction is proposed. In view of the high temperature, high pressure and high stress,
Externí odkaz:
https://doaj.org/article/91f34a60224e416fbb2f1bdcabc27824
Publikováno v:
Youqi dizhi yu caishoulu, Vol 31, Iss 4, Pp 164-173 (2024)
Due to large burial depths， ultra-deep clastic rock reservoirs have poor physical properties and low oil and gas productivity. However， the newly drilled Well Zheng10 in Shawan Sag， Sinopec exploration area， has encountered high-quality thick
Externí odkaz:
https://doaj.org/article/0388fea2319546e99d051ffb4bb14b16
Autor:
LIU Huimin
Publikováno v:
Youqi dizhi yu caishoulu, Vol 31, Iss 4, Pp 1-12 (2024)
After more than 60 years of exploration and development， the conventional oil and gas in the middle and shallow layers of the oil-rich sag in Jiyang Depression and in the ultra-denudation zones at the western edge of Junggar Basin have been in the
Externí odkaz:
https://doaj.org/article/34c98df5eba146d1875c6772db250f69
Publikováno v:
Youqi dizhi yu caishoulu, Vol 31, Iss 4, Pp 174-183 (2024)
There is great exploration potential for ultra-deep reservoirs in Junggar Basin， and reservoir prediction with seismic data is the main technical means of oil and gas exploration at present. However， due to the low signal-to-noise ratio of seismi
Externí odkaz:
https://doaj.org/article/9b26f394d84949cb922b19d3bf465d77