Zobrazeno 1 - 10
of 8 708
pro vyhledávání: '"Water Injection"'
Autor:
Jiwei YUE, Chen WANG, Biming SHI, Zhaofeng WANG, Jinlin XU, Qijun HAN, Yongxin SUN, Yuehui LIANG
Publikováno v:
Meitan xuebao, Vol 49, Iss 10, Pp 4325-4335 (2024)
Coal seam water injection is widely used for coal seam gas control, and the key to its effectiveness in controlling gas lies in the wetting effect of water on coal body. However, the gas in coal seriously interferes with the wetting effect of water o
Externí odkaz:
https://doaj.org/article/7fca7afc8b2148fc83f784f2bf015b6d
Publikováno v:
Meikuang Anquan, Vol 55, Iss 10, Pp 38-45 (2024)
The wettability of coal is of great significance to coal seam water injection and dust prevention. In order to study the influence mechanism of surfactant on the wettability of coal dust surface, the coal dust deposition experiment was carried out wi
Externí odkaz:
https://doaj.org/article/b5547cc281a943cd87174572f1ae89a8
Autor:
Lixin Chen, Chengzao Jia, Rujie Zhang, Ping Yue, Xujian Jiang, Junfang Wang, Zhou Su, Yun Xiao, Yuan Lv
Publikováno v:
Petroleum, Vol 10, Iss 3, Pp 511-519 (2024)
Water injection for oil displacement is one of the most effective ways to develop fractured-vuggy carbonate reservoirs. With the increase in the number of rounds of water injection, the development effect gradually fails. The emergence of high-pressu
Externí odkaz:
https://doaj.org/article/b9b2278fc489407c87e7101bcd4f9530
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 9, Pp 3599-3613 (2024)
Abstract To address the issues of coal rib instability and high occurrence of roof falls in high extraction height fully mechanized coal mining of soft coal seams, this study comprehensively employs theoretical analysis, numerical calculations, and f
Externí odkaz:
https://doaj.org/article/5928bafcd402436192f4d8a11d072b99
Publikováno v:
Meikuang Anquan, Vol 55, Iss 9, Pp 180-188 (2024)
As an effective water prevention and control technology to block or reduce groundwater infiltration, water cut-off curtain has been continuously applied to underground and open pit coal mines in recent years. Influenced by quality defects such as joi
Externí odkaz:
https://doaj.org/article/e43a72090e9d4a7695d9fa08d6f713fc
Publikováno v:
BMC Surgery, Vol 24, Iss 1, Pp 1-7 (2024)
Abstract Objective Exploration of the efficacy of treating large indirect inguinal hernias in infants and young children using umbilical double-port laparoscopy combined with extraperitoneal water injection. Methods A retrospective analysis was condu
Externí odkaz:
https://doaj.org/article/1d722d3dc7cb40ccb2d10ce509d19931
Publikováno v:
地质科技通报, Vol 43, Iss 4, Pp 262-272 (2024)
Objective The aperture of fractures (hydraulic equivalent aperture of fractures) of rock fractures is one of the key mechanical parameters of rocks.It has significant indicative significance in water conservancy projects, geological surveys and so on
Externí odkaz:
https://doaj.org/article/8e8d06c6be044309a3b74a57acb65045
Autor:
Zhenzhong CAI, Hui ZHANG, Ke XU, Guoqing YIN, Zhimin WANG, Haiying WANG, Ziwei QIAN, Yu ZHANG
Publikováno v:
Shiyou shiyan dizhi, Vol 46, Iss 4, Pp 868-879 (2024)
To enhance the development efficiency of ultra-deep fault-controlled carbonate reservoirs, large-scale rock mechanical experiments were conducted to reveal the deformation and connectivity mechanisms of high-angle to near-vertical fault surfaces. Bas
Externí odkaz:
https://doaj.org/article/dc8996d13f71456da0ef6814716a5fbf
Autor:
Zhixin WANG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 7, Pp 51-58 (2024)
During the process of coal seam water injection, the coupling effect of stress and water pressure causes deformation of the coal, which affects the seepage. To explore the evolution law of the volume strain and permeability characteristics of coal du
Externí odkaz:
https://doaj.org/article/7e782733906c489694a8aa00ddf2ac46