Results 1 to 10 of about 392 (235)
Design of drilling parameters monitoring system of directional drilling rig in coal mine tunnel
Gong-kuang zidonghua, 2019 In view of problems of deficiencies in real-time display and centralized storage of drilling parameters of full hydraulic directional drilling rig in coal mine tunnel, a drilling parameters monitoring system of directional drilling rig in coal mine ...
FANG Peng
doaj +3 more sources
Intelligent electric control system design for mine horizontal directional drilling rig
Gong-kuang zidonghua, 2021 In order to solve the problems of low degree of intelligence, single function and poor safety of electric control system of domestic horizontal directional drilling rigs, an intelligent electric control system for mine horizontal directional drilling rig
LIU Zhu1 +4 more
doaj +3 more sources
Application of Rubber-Wheeled directional drilling rig for probing and draining holes in coal mine
Journal of Physics: Conference SeriesAbstract In view of the requirements of dense underground water exploration and drainage holes, high hole forming accuracy, rapid drilling rig relocation and reduced labor intensity in coal mines with trackless transportation conditions, the application of rubber wheel directional drilling rigs can well meet the requirements and complete
Jianrong Zhang
exaly +3 more sources
Action recognition method for mine kilometer directional drilling rig
Gong-kuang zidonghua, 2022 At present, the walking and drilling operations of the mine kilometer directional drilling rig are all realized by the manual operation of drillers. The intelligence level is low.
XIANG Xueyi +5 more
doaj +2 more sources
Development of ZDY15000LD High Power Directional Drilling Rig
Meikuang Anquan, 2020 To meet the needs of gas extraction, water damage prevention and detection of hidden disaster factors in the long working face of coal mine area with long distance and high efficiency, the high-power directional drilling equipment ZDY15000LD with 1 500 ...
ZHANG Rui
doaj +2 more sources
Design and Implementation of an Autonomous Miniature Drilling Rig for Directional Drilling
, 2019 Denne rapporten viser arbeidet gjort av NTNU-laget under andre fase av Drillbotics. Drillbotics er ein internasjonal borekonkurranse som blir arrangert av DSATS for femte år på rad i 2019, der universitetsstudentar vert utfordra til å bygga og automatisera ein miniatyrborerigg.
Juan Manuel Montoza
+6 more sources
, 2020 This thesis investigates how trajectory optimisation and position uncertainty calcu- lations can be performed on a laboratory drilling rig. The improvements made are to be used on the drilling rig designed and manufactured by UiS Drillbotics team, for the international Drillbotics competition.
Magomed Khadisov
openalex +3 more sources
Key technologies of 23 000 N·m large-diameter directional drilling rig
Meikuang Anquan, 2022 According to the actual demand of high-level large-diameter directional drilling rig for underground roof in coal mine, a complete set of directional drilling rig equipment with a primary hole diameter of more than 153 mm is developed.
CHEN Zeping
doaj +2 more sources
Key techniques and application of the ZDY15000LDK high-power automatic directional drilling rig
Meitian dizhi yu kantanObjective For deep mining of coal mines, conventional directional drilling rigs face challenges including high labor intensity, limited control accuracy, a low intelligence level, and failure to meet the demand for efficient gas drainage. Meanwhile, high-
Quanxin LI +10 more
doaj +2 more sources
Narrow-body Directional Crawler Drilling Rig Used in Coal Mine
Meikuang Anquan, 2020 For the problems that existing directional drilling rig with a large width could not drill crossing belt borehole in conventional roadway and could not use in the drilling-excavating alternately construction, a smaller crawler directional drill rig with
LI Xiaoming, HAN Jian, YAO Yafeng
doaj +2 more sources