Reasonable rod pump string design is very important in the working course of rod pump system.
在有杆抽油系统工作过程中，抽油杆柱的合理设计是非常重要的。
The impacts of gas compressive effects in Chambers of rod pumps on pump efficiency are exemplified through real calculation.
通过举例计算，说明泵腔内气体的压缩效应对泵效损失影响很大。
The corrosion and wear of rod pump well cause the damage of downhole equipment and seriously affect the normal production of oil well.
有杆泵井中的腐蚀和磨损，造成油井的井下设备损坏，严重影响油井的正常生产。
During oil recovery by rod pump, owing to the elastic stretching and shrinking of the tubing string, the stroke loss of the subsurface pump reaches 10%.
在有杆泵抽油过程中，因油管弹性伸缩，抽油泵冲程损失达10%以上。
The pump efficiency of 32% rod pumped Wells in Erlian Oilfield is lower than 30%, and increasing production centralizer is introduced to solve this problem.
二连油田有32%的抽油机井泵效低于30%，为此有针对性地引进了增抽扶正器配套工艺。
According to the lifting system design theory, SAGD rod pump lifting system optimization design software was programmed and tested to design a new lifting system.
根据举升系统设计理论编制了SAGD有杆泵举升系统优化设计软件，并利用软件优化设计了一口稠油sagd井的举升系统。
The problem of eccentric wear of tubing and rod strings in rod pumped Wells is very severity in recent years, and led to service frequently, pump inspection period shorten and service cost enhanced.
近年来抽油机井管、杆之间的偏磨问题十分突出，导致作业频繁，检泵周期短，作业成本增加。
Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft stopping playing, or cam bearings and lifters.
其他可能的原因包括油泵问题、杆和主轴承的空隙、凸轮轴停止工作、或者凸轮的方位和升降。
Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft end play, or CAM bearings and lifters.
其他可能的原因包括油泵问题，杆和柱轴承之间的空隙，凸轮轴停止工作或者凸轮的方位和升降等。
Inside the pump, a flexible diaphragm connects to the rocker arm though a diaphragm spring, pull rod and link.
油泵中可变形膜片的泵膜通过膜片回位弹簧和膜片拉杆与摇臂相连。
The corrosion on suck rod, tubing and pump are serious, resulting pump leakage and rod broke, during exploration.
在开发过程中，出现严重的抽油泵、管及抽油杆腐蚀和偏磨现象，造成泵漏、杆等问题。
This paper introduces the operating principle of the combinatorial layering oil production of the rod jet pump, and the parameter optimization as well as field application.
介绍了有杆射流泵组合分采的工作原理、参数优选及现场应用情况。
The pump valve has a structure of semi-spheric plunger with guide rod, and its seat and ball are aligned by means of a spring, and it is opened and closed in time.
泵阀件采用带导向杆的半球形柱塞结构，弹簧制动，精确控制阀球与阀座对中，启闭动作及时。
It can simulate a human expert to make analysis and design scheme mainly for four kinds of typical engineering components-pressure vessels, huge rotation constructions, pump-rod and welded structures.
它可以模仿人类专家，对四种典型工程构件-压力容器、大型旋转构件，螺杆泵及焊接结构进行分析和设计。
For screw pump well, the following accidents, such as rod breaking, wax locking and pump burning, always happened.
螺杆泵井运行过程中经常出现杆柱断脱、蜡卡、烧泵等现象。
After calculating, the be st combination of pumping parameter and pumping rod and interval of stabilizer a nd pump efficiency are shown, which...
通过软件计算，可确定出抽汲参数、抽油杆、扶正器间距和泵效的最佳组合。
The pump power distribution in the single diode directly pumped laser rod with different pumped parameters is simulated using the method of ray trace.
采用光线追迹法模拟计算出单个二极管在不同抽运参数下直接抽运激光棒时，激光棒所吸收的抽运光功率的分布。
Analysis screw pump system, get the mechanical model of rod string, deduct and calculate undertaking load of rod string.
通过对螺杆泵采油系统进行分析，得到抽油杆柱力学模型，并对杆柱所承受载荷进行推导计算。
Active water or light oil is sent downhole through hollow rod to reduce oil flow resistance, thus producing heavy oil from deep formation through screw pump.
利用空心杆向井筒内掺入活性水或稀油，降低油流阻力，实现应用螺杆泵开采深层稠油。
Due to the special structure of controlled direction well, it can lead to severe abrasion even jamming if not adopting any measure when using progressing cavity pump rod to pump oil.
由于定向井井身结构特殊，利用螺杆泵进行抽油时如不采取任何措施势必造成杆柱严重磨损甚至卡死。
In the light of the frequent breaking of the rod string in a surface driven screw pump well, the force condition of the string in the well is analyzed by means of the elastoplasticity theory.
针对井口驱动螺杆泵抽油杆柱断脱频繁的问题，应用弹塑性理论分析了抽油杆柱在井中的受力状况。
The fracture of piston rod of new hydrogen compression pump is studied by metallography and electron probe in this paper.
用金相显微镜和电子探针对新氢压缩机活塞杆断口进行了分析。
The velocity law of polished rod acceleration is one of the most important performance of pump unit, so it is very important that how to measure it's velocity law.
抽油机的悬点运动规律是抽油机工作的重要工作特性指标，测取其运动规律显得十分重要。
A shoulder sprayer comprises a box body, a gas chamber, a pump, a link rod, a rocker, a crank and a spray tube with a suction pipe.
一种背负式喷雾器，由箱体、气室、唧筒、连杆、摇杆、曲柄、带吸水管的喷管组成。
Based on the principle of model recognition, we can quickly and accurately identify the impedance charts of various defects on the surface of pump-rod.
利用计算机模式识别原理，快速、准确地识别出抽油杆表面多种缺陷的阻抗图。
Based on the principle of model recognition, we can quickly and accurately identify the impedance charts of various defects on the surface of pump-rod.
利用计算机模式识别原理，快速、准确地识别出抽油杆表面多种缺陷的阻抗图。
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