抽油杆

The numberical simulation of sucker-rod pumping systems is a mathematical method based on wave eguation to analyse the behavior of the systems.

有杆抽油系统的数值模拟是以波动方程为基础研究系统工作动态的数学方法。

Sucker rod oil pumping is primary method in all these artificial pumping methods precedently.

目前，在各种人工举升采油方法中，有杆抽油法仍居于首要地位。

Make use of Visual Basic6.0 to program the software of reliability digital simulation about rod pump system, make the problem about reliability analysis to change simple and easy.

利用Visual Basic6.0编制了有杆泵抽油系统可靠性数字仿真软件，使可靠性分析的问题变得简单易行。

Combined with the carbonate reservoir characteristics as large gas rate,viscous crude and produced naturally,this paper regressively analyzes and matches the dynamic liquid level,submergence depth, pump efficiency ,water content,oil density and viscosity of 137 sucker rod pump wells.

针对塔河油田机抽井的沉没度大大高于中国石化平均水平的现状，结合塔河油田碳酸盐岩油藏气大、油稠、依靠天然能量开采的特点，对正常生产的130口有杆泵井的动液面、沉没度、泵效、含水、原油密度、原油黏度等数据进行了回归分析和拟合，给出了不同含水期、不同日产液量的机抽井合理沉没度范围。

AGC servo-cylinder dynamic test Nozzle and spraying systems Systems used in petroleum include: Petroleum continuous tube detection hydraulic system Deep well drill hydraulic system Drill brake and rodless oil pumping hydraulic station, and oil-gas control system

德国水液压总代理 AGC伺服缸动态测试、各系列液压缸和伺服缸各类液压抓具系列各类喷嘴、喷雾系统承担国家重点工程和863项目的石油连续管液压系统和深井钻机液压系统设计制造。钻机盘刹、无杆抽油液压站；油气控制系统等。

More than 80 percent of artificially lifted wells in the world use sucker rod pumping system.

世界80％以上的机械采油井都采用有杆抽油系统。

A new method of predicting and diagnosing for sucker rod pumping system in deviated wells［J］.

斜井有杆泵抽油工况预测和诊断的新方法［J］。？

Oil pumping with sucker rod takes a large proportion in mechanical oil production, and is one of the main energy-consumption equipment.

有杆抽油在机械采油中占有很大比例，是油田主要耗能设备之一。

Design and use of sucker rod pumping system with high efficency［M］.

冯耀忠。高效率设计和使用有杆抽油系统［M］。

For sucker rod pumping system, it commonly used the explicit difference method to evaluate a rod pumping performance.

对石油开采中的有杆抽油系统，通常采用显式差分法进行求解。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。