Pump efficiency was increased by 6%.
其泵组效率比原泵提高6%。
Vortex pump efficiency of less than 40%.
旋涡泵的效率一般不超过40%。
Gas-cut mud decreases the mud pump efficiency.
气侵泥浆降低泥浆泵的效率。
The pump efficiency will be improved accordingly.
该泵的效率将得到改善相应。
The electric consumption is based on an overall pump efficiency of 40 % (Hydraulic plus Electric).
耗电量以40%的总泵效率（液压泵加电动泵）为基础。
Immersible degrees in oil Wells with low pump efficiency were adjusted by using the relation curves.
利用该关系图对泵效低下的油井沉没度进行调整，取得了较好的效果。
Downhole gas separator is designed to reduce impacts of gas on oil pump and improve pump efficiency.
为了减少气体对泵的影响，提高抽油泵泵效，设计了井下复合式气锚。
It has put up high pump efficiency and high system effectiveness sufficiently, shown good working performance.
在现场应用中充分表现出了泵效高、系统效率高的特点，显示了良好的工作性能。
The computer can manipulate operating pump mode according rate of flow, pressure, electricity or pump efficiency.
计算机可按流量、压力、电流和泵效等点动控制泵的工况。
It is proved with the example that the new method works well for water pump efficiency characteristic curve fitting.
实例计算表明，采用该方法可以较好地拟合水泵效率特性曲线。
This will increase the pump efficiency, energy saving, to avoid electrical overload operation, to extend the service life.
这样可提高电泵工作效率，节电，避免电机超负荷作业，延长使用寿命。
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。
Purpose To deepen the entrance depth of pump in horizontal well so as to increase submerge degree and improve pump efficiency.
目的加深抽稠泵在水平井中的下入深度，以增加沉没度，提高泵效。
The gas will effect the pump efficiency of deep well-pump, if the amount of the gas of oil well is large, even gas locking occurs.
如果油井产出气量较大，则这些气体对深井泵的泵效将产生很大影响，严重的井甚至发生气锁。
After transformation, the sealing effect is good, the service life of seals is long, pump efficiency and running time is increased.
改造后密封效果好，密封使用寿命长，并且提高了泵的效率和运行时间。
After the implementation of at guaranteed the same amount of fluid and fuel, the pump efficiency improve by 11.9%, saving 48 degree day.
实施以后，在保证了液量和油量不变的情况下，泵效提高了11.9%，日节电48度。
Other design methods were also presented, such as the face seal at inlet, axial thrust bearing, and its effect to pump efficiency was also discussed.
同时进行了进口端面密封设计、推力轴承设计以及对水泵效率影响的讨论。
A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection Wells.
针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况，研制了强启闭柱塞抽油泵。
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。
Due to structure needed, Anti-impact stroke is one of the important factors that have great influence on the pump efficiency of high-gas-contained oil well.
由于结构需要，抽油泵的防冲距是高含气井中影响泵效的重要因素之一。
There is an urgent need to understand the internal flow slurry pump to improve the design methodology, improve pump efficiency and reduce pump wear and tear.
因此迫切需要了解渣浆泵的内部流动规律，改进设计方法，提高泵的效率，减少泵的磨损。
The PCF can be used to improve the pump efficiency of EDFAs because its power confinement factor is higher than that of the conventional erbium doped fibers.
结果表明，光子晶体光纤单模工作波长范围比较宽，功率限制因子比较高，可用于制作更高抽运效率的光纤放大器。
To improve the pump efficiency of these Wells, this paper analyzes the factors that affect pump efficiency and founds out the effect of cavitation erosion on it.
为了提高这部分油井泵效，对泵效影响因素进行分析，发现了气蚀效应对泵效的影响。
The results show that available power and power input of water pump continuously decline with motor frequency reducing, and pump efficiency also decrease at the same time.
结果水泵有效功率和输入功率均随着电机频率的下降而不断降低，同时水泵效率也随着频率下降而降低。
This of those includes description to the variations of the pump efficiency, motor efficiency and variable frequency drive (VFD) efficiency at the reduced load conditions.
这其中包括了对部分负荷下泵效率、电机效率和变频器效率变化的说明。
The original pump is running about a year there when the strong vibration, seal leakage, and significantly reduce pump efficiency and other issues, we must overhaul downtime.
原泵运行约一年的时就出现振动强、轴封泄漏大、泵效率大大降低等问题，必须停机检修。
The original pump is running about a year there when the strong vibration, seal leakage, and significantly reduce pump efficiency and other issues, we must overhaul downtime.
原泵运行约一年的时就出现振动强、轴封泄漏大、泵效率大大降低等问题，必须停机检修。
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