实验结果表明,这种电机及其起动方法是有效的。
The feasibility of this starting method is proved by experiment.
介绍一种无速度传感器异步电动机拖动系统的再起动方法。
This paper proposes a restart method for an asynchronous motor drive system without speed sensor.
本文最后对基于升压和限流控制方式的异步电动机软起动方法给出了具体实现方案。
This thesis finally provide a circuit based on increase voltage and limited-current soft-starter control method.
论文首先对三相交流调压电路及基于三相调压电路的三相交流异步电动机的软起动方法进行了分析。
The three phases voltage regulator circuits and three phases asynchronous motor soft starter method based on three phases voltage regulator circuits is analyzed at first.
介绍变频空调采用无传感器无刷直流电机作为压缩机的优越性,反电势检测的基本原理以及起动方法。
This paper analyzes the advantage of using sensor2 less brushless DC motor in fuzzy conversing air - condition , the back EMF method and the start technique.
首先,阐述了几种传统起动方法的不足,结合国内外最新研究成果,比较了几种常用的电机软起动方法。
At first, deficiency of several traditional starting methods is expatiated. Then, combining with up-to-the-minute research fruit both at home and abroad, several motor soft start methods are compared.
比较了永磁无刷直流电机的各种起动方法,分析它们的优缺点,提出了适合光伏水泵系统的自寻最佳切换点的永磁无刷直流电机起动方法;
Different starting methods of permanent magnet brushless DC motor are compared, a starting method of self-search best commutation point of permanent magnet brushless DC motor is put forward.
应急方法:将车置于温暖的环境,一会儿车即可起动;或者采用清洗油路的办法加以彻底解决。
Emergency method: the car is placed in a warm environment, a car can be started; or the use of cleaning oil way to be completely resolved.
介绍了用于感应电机起动的离散频率控制方法。
A discrete frequency control method is proposed for thyristorized static switch.
介绍一种应用于电动机起动的新式控制方法。
This paper presents a new control method in motor started application.
通过对高压电动机起动过程中电气参数变化的研究,提出高压电动机过热保护的整定计算方法。
Through the study of the electric machine parameter changing during the starting of the high voltage motor, provided the setting calculation method for high voltage motor overheat protection.
利用晶闸管、单片机控制技术实现电动机软起动和软制动是目前普遍采用的一种较好的方法,但其成本较高。
Using the technique of thyristor and microcontroller to realize soft start and soft stop for motor is a better method that is adopted at present, but its price is more higher.
介绍了风机、水泵类负载起动时间大于15秒以上时,采用热继电器保护的方法,及控制线路在风机上应用的效果。
The article introduces detailedly the methods which are used to protect the hot relays when the fans and pumps loaded starting time is over 15 seconds.
文中介绍了两个工程设计、运行的应用实例,以及变压器容量及起动电压水平的计算方法。
Two engineering design projects, practical operation and the calculation method of transformer capacity and start voltage were introduced.
以多驱动带式输送机系统为对象,采用跟踪控制方法建立了控制起动、停机过程的动态分析算法。
Studying the multi-drive belt conveyor system, dynamic analysis algorithms of the control starting and the stopping process has established adopting the following up control method.
本文提出电流继电器控制绕线式异步电动机起动电路改进方法,并对改进电路优劣进行了分析。
A method in the improvement of current relay controls winding asynchronous motor starting circuit is put forward, and the merit, demerit of it are described in the paper.
介绍了异步电动机转子串电阻起动的一种新的计算和控制方法。
This paper presents a new calculus formula and control method for the starting resistance in the rotator of wound asynchronous motor.
目前轮椅车前轮举起动作的训练方法,主要有床架法和借助法两种。
There are two training methods of lifting up caster of the wheelchair.
介绍了一种利用晶闸管两端电压信号来确定软起动结束点的方法。
A method of identifying the end of soft starting process based on the voltage across the non-conducting thyristor is introduced.
对牵引吨位的计算,采用了曲线拟合的计算方法,能够在列车起动最短的时间、运行最短的距离内计算出牵引吨位。
By using the method of curve fitting to calculate the traction tonnage, we can gain the traction tonnage within short time and short distance after the locomotive start.
介绍起重冶金电机S4工作制,不同负载持续率及不同起动次数时,确定其输出功率的试验方法。
This paper introduces duty type S4 of motor for crane and metallurgical applications and the test method to determine outputs of the motor at varied cyclic duration factor and starting times.
本文主要介绍作者在实践的基础上提出的采用非线性迭加的方法改善调压调速电梯的起动性能。
This paper presents a method to use Nonlinear Superposition Design, which can improve start characteristic of lift car.
本文介绍鼠笼型异步电动机转子笼条和端环起动温升的计算方法。
This paper introduces a method for calculating the temperature rise of rotor bars and end rings of squirrel cage induction motor during starting.
通过对DQF-18型直流起动发电机的优化结果分析,证明该优化模型和方法是可行的。
The optimum result of the motor DQF-18 is given. Furthermore, the model and method for optimization turn out to be effective.
一般异步电动机起动电阻的计算方法,无论是作图法或解析法,往往都需要多次尝试。
As a normal calculation method for asynchronous motor starting resistance, whether diagram drawing or analytics, usually there should be many trials.
本文主要论述阶比谱分析方法及其在汽车起动电机故障实时诊断中的应用。
This paper mainly treats the order ratio spectrum analysis (ORSA) and its application to the realtime fault diagnosis of the car-starters.
本文介绍了用S5- 100u可编程控制器实现大型船舶组合起动屏微机控制的方法。
This article introduced that the S5-100U programmable controller is used to achieve the microprocessor control with combined starting screen for large ship.
结果表明,与传统的控制方法相比,该控制方法起动时间短、响应速度快,具有更好的动、静态性能。
The results indicated that in comparison with the traditional control method, this method is of short starting time, fast responding speed and better dynamic and static performances.
结果表明,与传统的控制方法相比,该控制方法起动时间短、响应速度快,具有更好的动、静态性能。
The results indicated that in comparison with the traditional control method, this method is of short starting time, fast responding speed and better dynamic and static performances.
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