介绍了评估节能电动机经济效益及效率测试的方法。
Last, the evaluation of economic benefit and efficiency test for energy-saving motors are to be introduced.
针对此种情况，本文对抽油用节能电动机进行了研究。
In view of this situation, the energy-saving motor for oil pumping is studied in this paper.
整个课题主要由三部分组成：节能电动机的电磁设计；
The whole subject is consisted of three parts mainly: electromagnetic design;
根据节能电动机的约束条件，提出了设计方案并进行了电磁核算。
According to the constraint condition of the energy-saving motor, the design project is presented and the electromagnetic check is carried through.
在节能控制器的作用下，节能电动机可自动改变输出功率等级，从而尽可能的提高电动机的负荷率。
With the effect of the energy-saving controller, the grade of the output power of the energy-saving motor can be changed automatically to make the motor run under largest possible load ratio.
介绍了新型节能电动机研制的技术依据、技术路线、技术关键，以及优化设计结果和节能效果分析。
The technical basis, technical line and key points of the new motor are introduced, and the result of the optimization and the energy-saving effect are analyzed.
因此，感应电动机的节能是节电的主要环节。
So the energy saving for motors is a key link for electricity saving.
稀土永磁同步电动机具有效率高、功率因数高的特点，是一种高效节能产品。
High efficiency and high power factor are characteristic of rare earth and permanent magnetism and synchronous motor. lt is a energy saving product.
仿真结果表明，此功率因数控制系统在空载和轻载时，可节能30%—50%，本论文为异步电动机的节能运行提供了重要的参考作用。
The simulation result demonstrates that it can save up capacity about 30-50% when there is no load or a little load. This thesis can provide important reference function.
通过实例，验证了该方法的有效性，在工矿企业异步电动机节能运行方面具有全面推广应用的价值。
By instance confirmed the method validity and has comprehensive promoting and using value in asynchronous motor energy saving aspect in industrial and mining establishments.
本文提出了一种基于数字信号处理器(dsp)的交流异步电动机经济实用的降压节能方案，并介绍了其软硬件的设计与实现方法。
In this paper, we present an economic scheme of decompression energy saving for AC induction motor based on DSP, its software and hardware were analyzed.
介绍用8098单片机实现异步电动机的软启动和节能控制的一种方法。
This paper presents the method of soft-start of induction motor and saving control of energy based on microcontroller 8098.
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.
文本详细分析了电动机的软启动、平缓启动和直接启动等启动方式，阐述了采取什么样的启动方式才能真正起到节能的效果。
The paper analyzes several start ways of motor, such as soft start, gentle start and direct start, and expounds which way is really good for energy saving.
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.
本文简述了推广新型节能稀土永磁电动机的意义、特点、效果、经济和社会效益。
This paper explained briefly on the meaning of characteristics, effects, economics and social benefits of popularizing the new model rare earths permanent for energy saving motors.
本文从电力电子变流技术和电力拖动自动控制系统方面论述了利用晶闸管实现对交流绕线式电动机的调速节能问题。
This paper deals with the economic governor of ac winding motor from the viewpoint of electrical and electronic inversion technology and electrical drive automation.
为解决电潜泵井生产过程中能耗大、采油成本高等问题，研制出新型节能潜油电动机。
Zhongyuan new type energy-saving submersible motors are developed for solving such problems as large energy consumption and high lifting costs during the production of the electric pump Wells.
实验结果表明本文控制方案不仅能使中小功率异步电动机轻载运行时节能，还使其电磁转矩振荡减小。
These results indicate that the proposed control scheme not only saves energy while in light running of medium-low power asynchronous motors but also decreases the surge of the electromagnetic torque.
介绍了现场可编程门阵列（FPGA）器件的特点和电子设计自动化（EDA）环境下的设计方法，就其在异步电动机软启动及节能控制上的应用进行了深入的讨论。
Features of FPGA device and design method in EDA environment are introduced. Further discussion is made in its application in soft starting and energy saving control of the asynchronous motor.
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.
分析软起动器的工作原理，结合在离心铸铝机的应用，阐明软起动器这种新型节能技术应用在三相异步电动机上的优越性。
In the light of application to centrifugal casting machine, working principle of soft starter is analyzed and the advantage of this new energy-saving technique of soft starter is presented.
分析异步电动机中采用磁性槽楔可以减少损耗的原因以及采用后的节能效果。
The analysis on the cause and effects is made about asynchronous motors using magnetic wedge for reducing Energy loses.
本文介绍了苏联（?）85电力机车风机电动机变频调速装置的节能效果及其电路的工作原理。
The frequency control device of the blower motor for the Soviet BJI85 electric locomotive is introduced in regard of its energy saving efficiency and operation principle of the circuit.
现有的异步电动机轻载节能器，大多以电压电流相位差为反馈讯号。
Introduces a new energy-saver for lightly-loaded asynchronous motors, taking current as its sample signal.
主要介绍同步电动机的损耗组成以及节能降耗的主要措施，以达到降低运行成本的目的。
This paper mainly introduces synchronous motor's loss composes, as well as the main measures of energy saving and depletion reducing, so as to achieve the purpose of reducing operating costs.
根据三相异步电动机损耗及节能原理，研究异步电动机端电压与负载大小之间的关系：电压将受负载对转速要求的制约。
According to wear and energy-saving principle of three-phase asynchronous motor, relations between pressure of motor and load are researched herein that is pressure is restrained by the load to rate.
智能节电器能实现电动机的软启动、软停机，自动调整电动机输出功率，达到节能降耗的目的。
The intelligent power saving device can be used for soft start up, soft shutdown and automatically adjusting output and cost reduction.
针对这一问题，提出采用变频调速装置对油田注水泵用电动机进行变速调节，以达到节能降耗的目的。
It is proposed to adopt variable frequency regulators regulating oilfield water injection pumps so as to reach the target of energy-saving.
文章分析了斩波串级调速电动机的机械特性及节能原理，建立了调速电动机的动态仿真模型。
In this paper, the mechanical characteristic and energy-saving principle of the chopping cascade speed regulating motor is discussed, and motor's simulation model is created.
应用推荐