Zobrazeno 1 - 10
of 326
pro vyhledávání: '"PDC bit"'
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 44, Iss 4, Pp 476-484 (2024)
Objectives: Horizontal wells can effectively improve the economic benefits of shale oil and gas development. However, as the horizontal section extends, the rock debris transport efficiency of the PDC drill bit gradually decreases, which can lead to
Externí odkaz:
https://doaj.org/article/bef6da611ff7498c82665ee615689145
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract PDC drill bits are an important part of drilling engineering, but improper selection or design can lead to decreased performance and increased costs. Then, accurate modeling of rock-bit interaction for Oil/gas well drilling is critical. Alth
Externí odkaz:
https://doaj.org/article/8d1b56501a654d60af632af8123d3ed8
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 3896-3909 (2023)
Geothermal reservoir rocks have the characteristics of high stress, high hardness and high abrasiveness, which makes the drilling rate low and the drilling cost high, and hinders the application of geothermal energy. Improving drilling efficiency in
Externí odkaz:
https://doaj.org/article/82ee1bd2633d4bb19a0bea1675031f89
Autor:
Yancao LI
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 43, Iss 5, Pp 553-567 (2023)
Polycrystalline diamond compact (PDC) drill bits are one of the main rock breaking tools in drilling engineering. The performance indexes, such as rock breaking efficiency, wear resistance, thermal stability and impact resistance of PDC bit cutters,
Externí odkaz:
https://doaj.org/article/47e9ce7c724748319a32ef35826a642d
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6419 (2024)
Stick–slip vibration (SV) of drill string systems is the main cause of fatigue failure of PDC bits under complex drilling conditions. Exploring its mechanism is helpful for identifying the causes of bit failure and developing preventive measures to
Externí odkaz:
https://doaj.org/article/2ba41b4fd31441d9b9b33e3855ae16cf
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 13, Iss 6, Pp 1435-1451 (2023)
Abstract The Weiyuan shale gas field faces problems of long drilling cycles and high development costs. Improving the drilling efficiency of polycrystalline diamond compact bits in shale formations will significantly reduce the overall well cost and
Externí odkaz:
https://doaj.org/article/102dd85edbe34ad49bc101bbfdcb3057
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 43, Iss 1, Pp 14-22 (2023)
PDC bit has become the preferred type of drill bits in the field of oil and gas exploration. The ever-increasing performance requirements of PDC bits, especially the drilling efficiency, have brought great challenges to the drill bits. The improvemen
Externí odkaz:
https://doaj.org/article/15d89880fc0f4d8eba3cc22bdb54e3d5
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 8928-8938 (2022)
To study the effect of drilling rig working parameters and rock type on the temperature of the polycrystalline diamond composite (PDC) bit, an analytical temperature calculation model was established, and the correctness of the analytical model was v
Externí odkaz:
https://doaj.org/article/65338dbacc1549399c1c746eb7befa79
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