Applying variable frequency technique and automation control technique in intelligent oil pumping system improves the existing pumping unit.
应用变频调速技术、自动控制技术改造现有的游梁式抽油机，实现了抽油系统的智能化。
The optimal hydraulic design can effectively improve the outlet flow pattern of suction box to ensure better flow conditions for pump and raise the efficiency of pumping system substantially.
进水流道水力设计优化可有效地改善进水流道出口流态，确保水泵有良好的进水条件，大幅度提高水泵装置效率。
It is composed of a calibration system, a gas flowmeter and pumping system.
它由校准系统、恒压式气体微流量计和抽气系统组成。
It consists of the main pumping system, pumping divertor and glow discharge cleaning (GDC) system.
它由真空主抽气系统、抽气偏滤器、直流辉光放电清洗系统组成。
This paper deals with the inverter especial for PV water pumping system.
研究了专门用于光伏水泵系统的逆变器。
This paper analyses various factors on the optimum load matching in photovoltaic water pumping system (PVWPS).
分析了影响光伏水泵系统负载配置最优选择的诸要素。
Based on the former research, the software of the design and diagnosing for the rod pumping system is developed.
基于上述理论研究，开发了有杆抽油系统设计与诊断软件。
Basic parameter database of rod pumping system is built, the access to database by means of program is accomplished.
建立了有杆抽油系统基本参数数据库，并实现了对数据库的程序访问。
The choice of pumping system depends on required pumping speed, ultimate pressure attainable (in a reasonable time).
泵系统的选择取决于所需要的抽速，能达到的极限压强(在适当的时间内)。
This paper introduces application of no bottom valve pumping system using communicating principle in special situation.
介绍特殊情况下连通器原理在无底阀排水系统中的应用。
General beam pumping system should be the overall efficiency of about 50% if less than this should improve its performance.
一般游梁式抽油系统的总效率应为50%左右，若低于此应提高其性能。
In addition, a method for checking the reliability of the failure data of rod pumping system is expounded with field examples.
还通过实例说明了有杆泵抽油系统检泵故障数据的可靠性分析方法。
A kind of digital photovoltaic pumping system was designed, which is simple in structure, based on 16 bits single-chip microprocessor.
设计了一种基于16位微处理器结构的简单全数字式光伏水泵系统。
This pumping model is suitable for enhancing the effective stroke and efficiency of pumping system and reducing the consumption of energy.
该模式有利于提高泵的有效冲程及系统效率，降低能耗。
At the appropriate pressure, the chamber is opened to a high-vacuum pumping system that continues to reduce the pressure of the process chamber.
在适当的压强下，工艺室被接通高真空泵系统抽气，以继续降低工艺室的压强。
The design of medical infusion pumping system is divided into three parts: 1. Liquid drop measurement. 2. System interface. 3. Electromotor control.
系统设计分为三大部分：1．液滴检测模块2．系统接口模块3．电机控制模块。
Using the computer technology to monitor and evaluate the condition of rod pumping system is important for improving the efficiency of oil production.
结合计算机软件技术对其运行效率进行监测评价并在此基础上及时给出优化调整方案，是提高石油开采效益的重要途径之一。
The safety reliability and system risk estimation formula of electric pumping system are established by means of the safety systematic engineering method.
按照安全系统工程法，建立了电泵系统的安全可靠度以及系统风险评价的量化公式。
Tornado-type wind-powered water-pumping system is a newly developed system. It consists of tornado-type tower and pressure difference water-elevating device.
旋风风能提水系统是一种新型风力提水系统，该系统由旋风塔和气压差提水装置组成。
Two ways that is controlled by people and controlled by intermittent pumping controller are chosen according to the length of the intermittent pumping system.
根据间抽制度的长短，分别实施人工间抽和使用间抽控制器自动间抽两种方式。
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。
Since a mine pumping system can generally be simplified into a complicated pipe-line system in series, the transient process is simulated by a method of characteristic line.
根据矿井排水系统一般可以简化为串联复杂管路系统的特点，采用特征线法模拟其断电停泵的瞬变过程。
The parameter data-base of the beam pumping unit and the newly energy-saving pumping unit is established, which lay a solid foundation for the simulation of the rod pumping system.
建立了游梁抽油机和新型节能抽油机的参数数据库，为实现对有杆抽油泵系统的仿真研究奠定了基础。
Connecting with example this paper introduces the rational application of bypass pressure fixing and secondary pumping system in air conditioning s cooling water system of tall buildings.
本文结合实例介绍了旁通定压和二级泵系统在高层建筑空调冷水系统中的合理应用。
And in order to make companies know situation of working of the electric submersible pumping system, we evaluated the risk rank of the electric submersible pumping system by evaluating-point approach.
结合风险评价理论，采用评点法对潜油电泵系统进行了风险等级划分，从而可以使企业预先掌握潜油电泵系统的运行状况。
Pumping system: with reliable performance and high-efficiency inhalation.
泵送系统：泵送系统性能可靠、吸入效率高。
Pumping system: with reliable performance and high-efficiency inhalation.
泵送系统：泵送系统性能可靠、吸入效率高。
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