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- By means of the economic analysis of the whole drilling rig, the author proclaims that the hydraulic coupling drive is excel to the hydraulic torque converter drive, and it is the direction of development of mechanical drilling rigs. 做了全钻机经济性分析。 最终得出液力偶合器传动优于液力变矩器传动的结论,认为液力偶合器传动将成为机械驱动钻机的发展方向。
- The hydraulic coupling transmission of mechanical drilling rig hoisting system 机械驱动钻机起升系统的偶合器传动
- mechanical drilling rig 机械钻机
- 000m serial mechanical drilling rig is used to explore,develop oil.gas,geothermic and water well,suitable for 600 to 2,000 meters wells.Main model of this serial rig have ZJ15 and ZJ20. 2000m系列钻机是为满足600-2000m油井、煤层气井、地热井及水井的开发而研制的新型机械驱动钻机，主要型号有ZJ15和ZJ20。
- AC-SCR-DC mode is the best driving mode for a drilling rig. DC驱动方式是目前钻机最好的驱动传动方式。
- MAN300 drilling rig is working in gravel area in West Luntai, Sinkiang. 300型钻机在新疆轮台西砾石区进行地震钻井施工。
- YG-30 drilling rig is a full hydraulic operated top drive power head drill. 型工程钻机为全液压驱动动力头式钻机。
- Some remarks on developing technique of drilling rig disc brake in China. 关于发展我国钻机盘式刹车技术的几点认识。
- If it is thoughtthat the rocks in a certain area contain oil, a "drilling rig"is assembled. 如果认为某地区的岩层含石油,则在该处安装“钻机”。
- Double sided and Multilayer Boards Drilling, Press and Mechanical drilling supporting service. 双面多层印制板、专业钻孔、压合、数控钻机技术服务。
- Large degree of freedom of drilling frame structure can enlarger efficiently operation scope of drill rig. 多自由度钻架结构，有效地扩展了钻机的作业范围。
- Disc brake system on drilling rigs. 石油钻机盘式刹车制动系统。
- With expert chassis of Rotary drilling rig and strong box type mast, it has high working stability. 应用徐工成熟技术制造的旋挖钻机底盘，结实的箱型臂架，具有超强稳定性；
- Both jackup drilling rig and bucket foundation platform belong to shallow foundation structures. 自升式钻井船和筒型基础平台都属于浅基础结构物。
- A kind of hydraulics system for CKS-I hydraulic gas drainage drilling rig was designed. 介绍了一种自主设计的CKS-I型全液压瓦斯抽排放钻机的液压系统。
- Drilling rig efficiency unit per month (DREupm) is a key indicator to display drilling productivity. 摘要钻探台月效率是考核钻探施工生产水平的主要指标。
- Everything on a drilling rig directly or indirectly assists the bit in crushing or cutting the rock. 在钻机上的每一种装置都直接或间接地有助于钻头粉碎或切割岩石。
- The most obvious part of a drilling rig is called"a derrick". It is used to lift sections of pipe, which are lowered intothe hole made by the drill. 钻机中最显眼的部件叫“井架”,井架用来吊升分节油管,把油管放入由钻头打出的孔中。
- This paper is a part of a project which is construction on integrated laboratorial platform of drilling rig hoisting system. 本文系钻机起升综合实验台架建设的部分研究内容。
- Integrated hydraulic supply is a new assignment,as more and more hydraulic corollary equipments of drilling rig have come out. 针对当前钻机液压配套设备越来越多的趋势,研制了集成化液压源。
