Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Zhang, Youzhen"'
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 7, Pp 173-178 (2024)
A digital monitoring system for underground drilling in coal mines has been designed to address issues such as difficulty in measuring borehole bottom engineering parameters, insufficient accuracy and completeness of drilling data, and inadequate app
Externí odkaz:
https://doaj.org/article/1be98d10ed6b41e0b95c5217c2c50d5b
Publikováno v:
In Journal of Membrane Science March 2024 696
Autor:
Huang, Nana, Jiang, Hai, Zhang, Youzhen, Sun, Xiya, Li, Yixin, Wei, Yuan, Yang, Jing, Zhao, Yangyu
Publikováno v:
In Clinical Nutrition January 2024 43(1):111-123
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 6, Pp 182-188 (2023)
Due to the complex geological and mechanical environment of coal-bearing strata, the feed resistance of the drilling rig feed system and the load torque of the rotary system are complex and diverse. The existing technology only controls the actuator
Externí odkaz:
https://doaj.org/article/d12c44661ce64a84b1358be8a6dba089
Publikováno v:
Journal of Advanced Computational Intelligence & Intelligent Informatics; Sep2024, Vol. 28 Issue 5, p1067-1074, 8p
Publikováno v:
In Structures April 2021 30:495-502
Akademický článek
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Publikováno v:
Gong-kuang zidonghua, Vol 46, Iss 7, Pp 100-106 (2020)
In view of difficulties in obtaining stratum information parameters and low accuracy of lithology identification in existing lithology identification method of coal-bearing stratum in coal mine underground, an optimized identification method of coal-
Externí odkaz:
https://doaj.org/article/ecf312f1406f41ae8cb837045a2c7dd0
Publikováno v:
In Journal of Constructional Steel Research January 2019 152:246-260
Publikováno v:
E3S Web of Conferences, Vol 248, p 01061 (2021)
Thanks to the complex underground environment that coal mines enjoy, drill rods for mining are vulnerable to corrosion during operation. To investigate the impact of the corrosion defects on the residual intensity of the drill rod, a relational expre
Externí odkaz:
https://doaj.org/article/b5773af8b3c84b909a042466a924ecfd