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。
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.
计算和仿真结果与实验数据相吻合，这为节能电机功率切换点和切换时间的确定提供了依据。
As the results of calculation and simulation accord with the experimental data, criterion for identifying power switching pot and switching time of the energy saving motor is offered.
例如，终端用户对高效节能电机的关注度越来越高，因为高效电机的使用寿命更长，全生命周期成本得以降低。
For example, motor end-users are increasingly interested in energy-efficient motors that will live longer and reduce full lifecycle costs.
要利用宣传周大力推广高效照明产品、节能空调、节能汽车、高效节能电机等自主知识产权的节能技术和产品等。
Efforts should be striven to promote the energy saving technology and products with independent IPR such as efficient lighting, energy-saving air-conditioning, cars and electrical machine.
这种焦虑在美国能源部尤其严重，能源部对用于生产风力发电机涡轮、电动汽车、太阳能电池和节能灯的特殊材料的缺少感到特别揪心。
In particular, the Department of Energy frets about certain metals used in manufacturing wind turbines, electric vehicles, solar cells and energy-efficient lighting.
为了满足螺杆空压机运行中的节能，必须有一种高效率变转速的驱动电机。
In order to meet the screw air compressor operation of the energy saving, there must be an efficient change speed motor drive.
本装置可以有效减少电动车爬坡、起步时大电流对电池、电机的损伤，且经久耐用，节能效果突出！
The device can effectively reduce the electric car climbing, starting when the high-current battery, motor injury, and durable, energy-saving effect of outstanding!
使用HPM混合永磁电机要在运行中节能，还要借助于一套完整的控制系统。
Use HPM hybrid permanent magnet motor to energy saving, and in operation by means of a complete set of control system.
混合电动汽车是一种利用燃油发动机和电机混合驱动的新型节能环保型汽车。
Hybrid electric vehicle is a new energy-saving and environment-friendly vehicle driven by diesel engine and electric engine.
同时，LG变频器的自动节能模式，可使电机在满足负载转矩要求下以最小电流运行，达到更好的节电效果。
At the same time, the automatic energy-saving mode frequency converter LG, can make the motor in the meet load torque requirements to minimum current operation, to reach better energy saving effect.
节能：高效率的同步电机，其消耗的能量仅为传统曳引机的60%左右，每年可节省可观的使用成本。
Energy Saving: High efficiency synchronic motor, its consumption energy is only 60% of normal traction machine. It can save a big amount of running cost.
通过在节能技改工程中使用电机节电器和系统节电器，使企业取得了较好的节电效果，创造了较好的节电经济效益。
The enterprise get the better power saving effect and power saving benefit by using system power saver and motor power saver in the engineering of power saving and technical development.
高效、高功率因数的稀土永磁电机为水泵节能开辟了新途径。
The development of permanent magnet electrical machinery with high efficiency and high power factor supply new ways for water pump saving energy.
高科电机有限公司是一家大型电机维修及节能改造企业。
Transtech Services Limited is a large electrical motor repair and transformation of energy enterprises.
按照国家节能减排政策，国家对提前关停小火电机组给予补偿电量指标。
According to the national energy conservation policies, the state shut down small thermal power units in advance to compensate power indicator.
为此，人们想到了变频电机，当然它比固定转速的其他调节方法要节能。
For this, people thought of the frequency conversion motor, of course it fixed speed than other adjustment methods to energy conservation.
通过钢丝热处理收线机组的改造，减少了拖动电机的维护费用，显著降低了能耗，达到了节能的目的。
By reforming the heat treatment take up unit, the fee of drive motor's maintenance is decreased, win the aim of energy saving.
提出了异步电机的一种节能方法。
This paper offer an energy saving method for asynchronous motor.
变频器可以为工业用电机提供最高50%的节能幅度。
Drives can provide up to 50% energy savings for industrial motors.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时，系统以最大效率运行的节能控制方式。
This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
现场实验证明，该解决方案能根据电机运行状况实时、连续地调节其运行频率，从而达到节能增效的目的。
The field experiments prove that based on the motor running condition, this solution can real time continuously adjust its running frequency to reach object of energy saving and efficiency increasing.
高压节能潜油电机是为解决电泵井生产过程中用电量大、采油成本高等问题开发研制而成的。
The high-voltage energy-saving submersible motors are developed for solving such problems as high electric quantity and high oil recovery costs consuming during working process of electric pump wells.
当水开关关闭时变量泵不供油，电流下降使电机处在空载待机状态，这样就有效达到节能。
When the switch is closed, the variable pump has no oil supply, the current decline will keep the motor in empty waiting state, thus effectively save energy.
分析电动机功率损耗，阐述了泵类负载调压调速不仅可以大幅度地节能，而且不会造成电机过热。
This article analyses the loss of power of electric motor, and tells that pressure and speed adjustment of the pump not only save energy but also not lead to over heated of the electric motor.
无论是智能通风、节能还是性能方面的要求，EC电机都是目前最佳的选择。
Wherever there is demand for intelligent ventilation, wherever energy needs to be reduced and performance maximized, our EC motors are by now the preferred choice, reliably doing their job.
为了节能降耗，将原循环水泵电机改为双速电机。
To reduce energy consumption, the original plant circulating pump motor was changed to dual-speed motors.
油井抽油机、电机、电控箱组合配置有利于节能(电能)。
Optimizing the combination of pumping unit, electrical motor and electric cabinet can raise energy (power) efficiencies for oil Wells.
对于轻载调压使铜损等于铁损的这一节能方法而言，在线辨识出电机的参数是一个关键点。
In order to implement an energy-saving method which keeps iron loss equal to copper loss using variable-voltage in light load, induction motor parameter identification at any moment is a key problem.
变频调速技术通过改变电动机工作电源频率调节电机转速，消耗的电能随风量大小而变，具有显著的节能效果。
By using the frequency and speed modulation technology, the electricity consumed will vary with the amount of the wind, thus a remarkable energy-saving result is achieved.
变频调速技术通过改变电动机工作电源频率调节电机转速，消耗的电能随风量大小而变，具有显著的节能效果。
By using the frequency and speed modulation technology, the electricity consumed will vary with the amount of the wind, thus a remarkable energy-saving result is achieved.
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