The generator field loss protection is a topic that should be studied urgently in various generator protections.
在发电机的各种保护中，发电机失磁保护是一个急待研究和完善的课题。
The electromechanical process of generator field loss is complicated and its dynamic process is affected by the structures and parameters of every component in the generation system.
发电机失磁后的动态过程是比较复杂的机电过程，发电机组各个环节的结构和参数都将影响它的动态过程。
Using the finite element method software ANSYS, the stator temperature field of the hydroelectric generator is analyzed and calculated, the corresponding temperature field picture is given.
在此基础上应用有限元法的通用软件ANSYS，对大型水轮发电机定子温度场进行分析与计算，绘制了相应温度场图。
Field, generator or motor. Winding type can be specified.
场，发电机或电动机。可指定绕组类型。
The effect on the generator excitation magnetic field is different when the capacity and power factor of load are different, and the effect on the internal impedance voltage drop is different, too.
而不同容量的负载，以及负载的不同功率因数，对同步发电机励磁磁场的作用是不同的，对同步发电机的内部阻抗压降的作用也是不一样的。
An imaging system of pattern generator was designed to correct linear distortion of scanning field of ane-beam lithography system, which was composed of both hardware and software.
为实现电子束曝光机扫描场的线性畸变校正，设计了图形发生器的成像系统，该系统包括硬件和软件两部分。
The special microcomputer software for calculation of slot electric field is worked out with fe method, and the field distribution in stator slot winding of large generator is calculated.
采用有限单元法，编制了适用于微机系统的槽部电场计算专用软件，计算了大型发电机定子线圈槽部电场的分布。
An inductor alternator is a special kind of synchronous generator in which Both the field and the output winding are on the stator.
感应式交流发电机是一种特殊的同步发电机，其电场及输出线圈皆在整流器上。
According to the parameter getting through the theories calculation and the actual field experiments, the paper makes phase operation graph of generator in Longyangxia Hydropower Station.
通过理论计算和实际现场试验所得的参数，制定出龙羊峡水电站发电机组的进相运行曲线图。
This paper presents an associated computation method of eddy current and temperature field in generator based on finite element method.
本文用有限元方法对发电机端部涡流场和温度场联合求解。
Put pulley and rotor of the centrifugal together and made full use of magnetic field, the centrifugal permanent-magnet direct-current generator reduces the cost.
离心式永磁直流发电机把皮带轮与离心式转子设计为一体，磁场得到了充分利用，降低了成本。
Objective To observe the sound attenuation effect of several kinds of hearing protectors (earplugs and earmuffs) in an infrasound generator sound field.
目的观察几种护耳器（耳塞、耳罩）对次声发生器次声场的隔声效果。
That force-field generator was only one of three, but without it in place, the formation was unbalanced.
那个力场发生器只是三个中的一个，但没有它就位，整个结构就不平衡了。
The magnetic generator making and the effects of low-frequent magnetic field on the ice formation are discussed in this paper.
本文介绍了磁场发生器的设计制作和低频磁场对生物冰晶生长的影响。
Arc welding generator used for field welding, sometimes is required to have both dropping and constant voltage external characteristics.
用于野外焊接施工的弧焊发电机，有时需要有下降特性和平特性的双重输出外特性。
The output of PWM(pulse width modulation)was automatically adjusted by TL494 to control the field current of the generator, which accomplished stabilizing output v.
通过TL494自动调节PWM输出控制励磁电流，达到稳定发电机输出电压、输出电流和限流充电的目的。
The configuration of double-pole induced-excitation with cross-connected rotor field coils can obviously increase the mmf transfer coefficient of DPIE synchronous generator.
转子绕组交叉连接倍极感应励磁新结构可显著提高倍极感应励磁同步发电机的磁势感应系数。
You'll have one minute between when you plug in the box and the generator fires a field at you.
你将有一微小的在当你将盒子和发电机插电的时候之间对你点火一个领域。
The calculation of the temperature field of large synchronous generator is the main means analyzing the heat of generator.
发电机温度场计算是研究发电机发热的主要手段。
Generator is the use the second, external drive generators turn, driving the conductor cut a fixed magnetic field.
发电机就是利用第二种，外力推动发电机转动，带动导体切割一个固定磁场。
The method can be as a reference for the trial criterion of field efficacy of smoke generator.
本方法可作为制定农用烟剂田间药效准则的参考。
A mathematical model to calculate the field current of a synchronous generator is presented, considering magnetic saturation effect.
在考虑同步发电机磁路饱和效应的基础上，提出了发电机励磁电流计算的数学模型。
A large quantity of experiment show that this MWEDM pulse generator can improve overall process performances, provide guarantee of technology for expanding machining field.
试验表明，这种高质量的脉冲电源为改善微细电火花线切割加工整体性能、拓展加工领域提供了技术保证。
In the security field, random number generator has important applications such as generating the key or the parameters of the encryption.
而随机数在信息安全领域有着重要的应用，各种加密算法都需要随机数来生成加密参数或密钥。
Methods To evaluate the smoke generator according to its smoking temperature, burning temperature, water absorbing rate, stability, security and the field trial efficacy.
方法以烟剂的发烟温度、燃烧温度、吸湿度、稳定性、安全性及现场药效为主要质量指标进行评价。
Kubota generator is a device which powers field prospecting equipment.
久保田发电机是为野外勘探设备提供电力的供电设备。
This article offers some ideas to widen the using range and to open up new using field for hydraulic vibration generator system.
本文针对如何拓宽液压振动台的使用范围，开拓出新的应用领域提出了可供借鉴的建议。
By using comparing measurement and simulating power generator signal output, the new developed portable PMU field measuring instrument can calibrate the field PMUs.
采用比对测量和模拟发电机信号输出的方法，使新研制的便携式P MU现场测试仪能对现场的PMU进行校核。
The distribution of the magnetic flux density in the magnetic field generator which provided traveling magnetic field have been studied.
研究了移动磁场发生器的电磁特征及磁场空间分布规律；
Whether thermal field of hydro-generator is rational or not affects its security directly, however the thermal field lies on the distributions of cooling material and electromagnetic losses.
水轮发电机的温度场分布是否合理直接关系到电机的安全运行，而温度场的分布又取决于冷却介质和电磁损耗的分布。
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