磁发电机

Thus closed control structure is available, which fits for application on line and avoids the inadaptable for serious disturbance caused by linearized model.

本文首先以单机无穷大系统为例，分别采用OVAC和直接反馈线性化最优法设计了HVDC功率调制与发电机励磁的协调控制规律。

Healthlicensing agate shoes, health shoes magnetotherapy; new vertical axis wind turbine research and development.

公司主打产品是：MECONLAN美康莱牌玛瑙健康鞋，磁疗健康鞋；新型垂直轴风力发电机研发。

The adjustment of parameters of excitation system evidently affects the dynamic voltage oscillation frequency, oscillation magnitude and voltage rising velocity; it affects the phase angle of voltage and the magnitude of the first swing of the line power to a certain extent as well.

发电机励磁参数调整对系统动态电压振荡频率、振荡幅度、电压上升速度有较明显的影响，对于电压相角和线路功率第1摆幅度有一定的影响。

The result indicates that the parallelling scheme used in this paper is practical for implementing smooth paralleling,and is also helpful for designing full-digital excitation control system with high performance.

实验结果表明本文采用的并网策略能够实现发电机平滑并网，有助于设计出高性能的全数字化励磁控制系统。

ABSTRACT A new nonlinear variable structure excitation controller and steam valving controller are proposed in this paper.

论文提出一种新的非线性变结构发电机励磁和快关汽门控制器。

In the end, the waveform and value of electrical potential of winding and armature reaction property curve are gained through electromagnet field calculation, and compare it with the calculation result.

最后，对谐波励磁同步发电机的负载运行进行了计算，得到了基波绕组和谐波绕组的电压大小和波形以及电枢反应特性曲线。

Magneto bearings are installed in small electrical appliances, dynamos, car starter motors, vacuum cleaners, compasses, etc.

磁轴承安装在小家电，发电机，汽车起动电机，真空吸尘器，指南针等，他们日益被深沟球轴承取代。

Group main products are: three-phase modular overvoltage protectors, high voltage current-limiting fuse combination of protective devices, de-excitation of synchronous generator rotor device, large-capacity high-speed switching device, extinction arc and over-voltage protection device, computer system protection device, intelligent switchgear, etc., series, nearly a hundred kinds of products.

集团主要产品有：三相组合式过电压保护器、高压限流熔断器组合保护装置、同步发电机转子灭磁装置、大容量高速开关装置、消弧及过电压保护装置、微机系统保护装置、智能开关装置等七大系列，近百种产品。

Our main products are: microprocessor-based arc, harmonic elimination and PT counters, high-capacity three-phase modular overvoltage protectors, Intelligent Switchgear control devices (SC-8), current mutual inductance Secondary over-voltage protectors, large-capacity high-speed switching device, de-excitation of synchronous generator rotor Switchgear, composite over-voltage protectors, low-voltage modular overvoltage protectors ( SCB-400), high voltage current-limiting fuse combination switch cabinet, computer integrated protection device and other products.

公司主要产品有：微机型消弧、消谐及PT柜、高能容三相组合式过电压保护器、开关柜智能操控装置（SC-8）、电流互感器二次过电压保护器、大容量高速开关装置、同步发电机转子灭磁开关柜、复合式过电压保护器、低压组合式过电压保护器（SCB-400）、高压限流熔断器组合开关柜、微机综合保护装置等产品。

The effect of pole-arc coefficient、 air-gap、 damper winding and magnet circuit saturation for no-load property of harmonic winding by it . So, in this article, we bring forward a new idea and method to analyze no-load property of harmonic winding of synchronous generator by third harmonic excitation.

根据三段法，分析了极弧系数、气隙、阻尼绕组和磁路饱和等因素对谐波空载特性的影响，为分析谐波励磁同步发电机谐波绕组空载特性提供了一种新的思路和分析方法。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。