Dynamic model of bottom hole assembly used in pre-bending dynamic vertical and fast drilling technology;
预弯曲动力学防斜打快钻具组合动力学模型
Sensibility analysis of the factors affecting the stress level of bottom hole assembly;
下部钻具组合应力水平影响因素的敏感性分析
Dynamic analysis of the hinged bottom hole assembly;
铰接式钻具组合的动力学分析
fully stabilized rotary assembly
全稳定的旋转钻具组合
multistabilizer BHA
多稳定器底部钻具组合
Application of Combination Construction Method with Rotary Drilling Rig and Rotary Table Rig
旋挖钻机与转盘钻机组合施工法的应用
steerable downhole motor assembly
可转向的井下马达钻具组合
BHA directional behavior
底部钻具组合定向特性
In a disk pack, the set of all tracks with the same nominal distance from the axis about which the disk pack rotates.
在磁盘组中,与盘组旋转轴保持相同额定距离的全部磁道的集合。
Drilling is performed with a rotating tool called a drill.
钻孔是用一个称为“钻头”的旋转刀具进行的。
Research on Rotary Positioning System of the Rotary Drill Rig with Load-sensing Properties
具有负载敏感特性的旋挖钻机回转定位系统的研究
Study on dynamic characteristics of controlled objects in stabilized platform of rotary steerable drilling system
旋转导向钻井稳定平台控制对象动态特性研究
Feedforward fuzzy algorithms research of stabilized platform in rotary steering drilling system
旋转导向钻井稳定平台前馈模糊算法研究
stiff bottom hole hook up
刚性的下部钻具组合
Research on Direction Control Techology of Auger Drill Miner Drill
螺旋钻采煤机钻具定向控制技术的研究
weight-responsive bottom-assembly
对钻压敏感的井底钻具组合
a stabilizer consisting of a heavy gyroscope that spins on a vertical axis; reduces side-to-side rolling of a ship or plane.
由一个在垂直轴线上旋转的重型回旋仪组成的稳定器；可以减少船只或飞机面对面的旋转力。
Combined Application of Steel Casing by Vibrating Hammer and Rotary Drilling Rig
振动锤沉拔钢护筒与旋挖钻机钻进的组合应用
IT is used for stabilizing drill tools during the drilling of oil, gas and geological exploration.
在石油、然气及地质勘探钻井过程中稳定钻具所采用的一种稳定器。
Research of Unit Commitment and Pricing for Spinning Reserve in Electrical Market;
电力市场下的机组组合与旋转备用定价研究
Analog computation of the attitude parameters of rotary steering drilling tool
旋转导向钻井工具姿态参数的模拟解算