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- DPMA-1 can also be used to monitor the changes in the temperature and pressure of drilling fluid, so as help to judge the working condition of the downhole motor, and drilling fluid circulation resistance , etc. 该仪器在检测井斜的同时 ,还可监视钻井液温度、压力的变化 ,由此判断井底机具的工况、钻井液循环时的沿程阻力等。
- Capability of produce: injection rubber by import machine, milling rotor by abroad system, complete motor test system, downhole motor assembly and adjust. 工艺:进口设备注胶,国外系统铣转子,马达整机实验台,自动化钻具组装调试。
- Meanwhile,the downhole motor and MWD are not affected and wellbore trajectory can be controlled because of the continuous fluid phase flow throughout the bore hole. 同时由于从井口到井底始终存在着连续的液相流,常规井下动力钻具和随钻仪器的性能不受影响,可以进行正常的井眼轨迹控制。
- The paper presents the calculation method of build-up rate of downhole motor with two bent subs in drilling short-radius horizontal wells, based on finite element reiteration. 提出了以有限元动坐标迭代法为基础的短半径水平并双弯马达造斜率的计算方法,并给出了大曲率井眼中钻头侧向力的二重非线性数值解。
- The downhole isolation technology is to use downhole isolation valve to isolate the oil/gas and downhole pressure below the valve, which is currently the most practical snubbing technique. 井下隔离技术是利用套管阀将井下的油气和压力封隔在阀板以下,是目前最实用的一种不压井作业技术。
- A series of advanced technologies are applied,e.g.,DC electric rig,stepless speed regulation pump and top drive system,steerable drilling system,powerful downhole motor,and advanced drill bit. 该井采用了直流电动钻机、无级调速泵及顶部驱动装置、导向钻井系统、大功率优质马达、优质钻头等一系列先进工艺,经科学论证与施工,取得了满意的效果。
- All third party equipment, such as downhole motors, MWD, stabilisers, drilling jars, must have detailed fishing diagram available. 第三方的钻具如井下马达、MWD、扶正器、震击器必须有详细的打捞图。
- Young ladies used to have lessons in deportment. 少女以前要上仪态课。
- Don't buy a used car from that rogue. 别从那无赖手里买旧车。
- A trademark used for a civilian motor vehicle. 民用吉普车一种民用汽车商标
- The car used a gallon of petrol for the journey. 汽车在路上消耗了一加仑汽油。
- I used to look on him as a friend. 我以前把他看作是一位朋友。
- WOB CALCULATION FOR COMBINATION OF HYDRAULIC THRUSTER AND DOWNHOLE MOTOR 水力加压器和井下马达组合时的钻压计算
- People in this locality used to take two meals a day. 这儿的居民过去每天吃两餐饭。
- The animal is not used to the hotness of its new habitat yet. 这个动物还不习惯新栖息地的炎热。
- He used to muck out the stables every morning. 他过去每天早上打扫马厩。
- Men used to bait bulls and bears for sport. 从前人们常逗弄牛和熊取乐。
- A buffer in a drum used to temporarily store data. 磁鼓中用来暂时存放数据的一种缓冲区。
- Back in Nigeria we used to play a lot of tennis. 我们以前在尼日利亚经常打网球。
- Comparative experiments of roadbed deflection using FWD and Benkelman Beam were con-ducted on Tan-Shao Freeway. 以湘潭至邵阳高速公路路基为试验路段,对其进行了FWD和贝克曼梁路基弯沉对比试验。