Reasearch of measurement while drilling and azimuth correction for horizontal directional drilling;
水平定向钻进随钻测量及方位校正研究
Advances in technology for electromagnetic measurement while drilling in China;
我国电磁随钻测量技术研究进展
The measurement while drilling technology in nearly horizontal directional drilling in coal mines
煤矿井下近水平定向钻进中的随钻测量技术
ZTS-172M Electromagnetic Wave MWD and Application in Shengli Oilfield;
ZTS-172M电磁波随钻测量系统及其在胜利油田的应用
THE RECENT ADVANCE IN MWD AND FORMATION EVALUATION;
随钻测量和地层评价新进展
The integration and development of drilling-mud logging in-formation and MWD information;
钻井录井信息与随钻测量信息的集成和发展
However,the channel transmission of drilling fluid pressure,well depth and pump pressure have serious effect on the sampled signal in the measurement while drilling(MWD) system.
由于受到钻井特殊条件的限制,井底和地面之间的随钻测量信号难以通过有线方式进行传输,目前工程中主要采用基于钻井液脉冲位置编码调制的无线传输方式。
Stochastic error analysis of misalignment between axis of inclinometer and trajectory in process of measuring while drilling;
井眼轨迹随钻测量中的测斜仪器不对中随机误差分析
multisensor MWD system
多传感器随钻测量系统
Research on MWD Surveying Method and Locating Technique of Horizontal Directional Drilling;
水平定向钻进随钻测量方法及定位技术研究
Research on Load Self-adapting of Rotating System in Measuring Drill
随钻测量钻机回转系统负载自适应研究
Research and design of a measurement-while-drilling system for horizontal directional drilling
水平定向钻进随钻测量系统研究与设计*
The measurement while drilling technology in nearly horizontal directional drilling in coal mines
煤矿井下近水平定向钻进中的随钻测量技术
Study on the storage function of the measurement while drilling (MWD) system in rotary steerable drilling tool
旋转导向钻井工具随钻测量系统存储功能研究
toroidal coupled MWD
螺旋管耦合随钻测量系统
Design of Software for Wireless MWD System.
无线随钻测量仪地面系统的软件设计
Circuit Design to Get The Attitude of Drilling Machine Based on MEMS Sensors
基于MEMS器件的随钻测量单元电路设计
Design of Data Acquisition Controller in MWD Testing System
随钻测量仪测试系统数据采集控制器设计
Research on Measurement-while-drilling Technology in Underground Mine and Data Processing Method of Borehole Trajectory
煤矿井下随钻测量技术及钻孔轨迹数据处理方法研究
The Study and Design on MWD Collection Joint of Downhole Engineerning Parameters
井下工程参数随钻测量短接设计与研究
The design of control circuit for wireless MWD pulser
MWD无线随钻测量仪脉冲发生器控制电路的设计
Development history of EM MWD, application situation and recent advancements are also introduced.
同时,简介了国外电磁波随钻测量技术发展史、应用情况及研究进展。
Feasibility Analysis on Electromagnetic Measurement While Drilling and Its Application in Solid Mineral Deposit Prospecting
电磁随钻测量技术及其在固体矿床勘探中应用的可行性分析
Research on MWD Gamma-ray Tool & the Calibration Method for It;
随钻自然伽马测量仪及其刻度的研究
Numerical Study for Measurement of Shear Wave Velocity in Logging-while-drilling Environment
随钻测井环境中地层横波速度测量的数值研究
Discussion on methods of simulation for resistivity logging-while-drilling (LWD) measurements
随钻电阻率测量系统响应模拟算法探讨
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