Maximum Power Point Tracking(MPPT) method is an important means to improve the system efficiency of PV power generation system.
最大功率点跟踪（MPPT）方法是光伏发电系统中提高系统效率的重要手段。
When motor carries 30% rated load, the system efficiency may raise about9%.
当电机运行于30%额定负载时，可提高效率9%左右。
The application adopts module design method, to reduce the coupling, to improve the system efficiency.
应用程序设计采用了模块化设计的方法，减少模块的耦合性，提高了系统的效率。
At last, the measures and methods which increase the system efficiency of pumping Wells are pointed out.
最后，指出提高抽油机系统效率的措施和方法。
From the system efficiency formula derivation, the influential factors of system efficiency were considered.
本文从系统效率公式推导，分析了影响系统效率的主要因素。
Meanwhile, the snub circuit will return the energy to the system instead of consuming it thus to improve the system efficiency.
同时缓冲电路本身并不消耗能量，而是将能量返回到系统中，提高了整机效率。
It's not necessary to check all the processes in system, the safety check scope is narrowed, the system efficiency is increased.
不需要对系统中所有进程进行检查，缩小了安全检查范围，提高了系统效率。
Therefore, the data write-in method can reduce meaningless data migration to improve the system efficiency and avoid the long write latency time.
基此，可减少无意义的数据搬移以提升系统效能并且避免长写入等待时间。
This paper discussed how to choose an energy saving motor rationally for beam pumping unit to promote the system efficiency based on the oil well condition.
文中讨论如何根据油井工况合理地选择节能电机，以取得应有的节能效果。
As for the UF, the optimization of the frequency of physical washing, the filtration mode and the operation pressure can help to improve the system efficiency.
对于UF系统，冲洗频率、过滤方式和操作压力均影响系统的制水效率。
The relationship of system efficiency and parameters of oil well is analyzed mainly to guide selecting wells and pumps, and some measures are proposed to enhance the system efficiency of ESP.
重点分析了系统效率与油井相关参数的关系，用以指导选井选泵，并提出了一些措施来提高潜油电泵井的系统效率。
The system efficiency is a primary index for evaluating pumping system. The quality of measured parameters has a great influence on the efficiency of pumping system.
系统效率是抽油机装置的主要评价指标，测量参数的质量对系统效率测算结果准确程度的影响很大。
The system efficiency is the main index which weighs the operation effectiveness of the equipment, while the general-purpose extent exerts the influences on the equipment system efficiency.
系统效能是衡量装备战斗力的重要指标，而通用化程度影响着装备系统效能。
The system efficiency is the main index which weighs the operation effectiveness of the equipment, while the general-purpose extent exerts the influences on the equipment system efficiency.
系统效能是衡量装备战斗力的重要指标，而通用化程度影响着装备系统效能。
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