发电机

Physical model of three-dimensional half axis rotor of 110 MW air inner-cooled turbo-generator was established, which included the rotor end, axial ventilation ducts and sub slot ventilation ducts. The rotating turbulence flow field was simulated numerically based on the finite volume method. The air velocity and flow rate distribution characteristics of the rotor end, axial ventilation ducts and sub slot ventilation ducts were analyzed.

建立110 MW空内冷汽轮发电机转子冷却通风道一个槽(包括端部、轴径向及副槽)的半轴向段三维物理模型，并基于有限体积法对该物理模型进行旋转湍流流场数值模拟，分析了端部、轴向段和副槽通风段的空气速度、流量分布特点。

To obtain the flow field characteristics of a new type ventilation system used in a certain air-cooled turbo-generator rotor, the cooling duct model of half axis length in one slot was established.

某空冷汽轮发电机转子冷却风道采用了新型通风方式。

This generator adopts such two excitation systems as harmonic excitation self-excitation constant and automation volt controlling excitation constant volt,it owns many advantages as the best dynamic properties、simply operating and durable.

发电机采用谐波励磁自励恒压和自动电压控制励磁恒压两种励磁系统，具有最佳的动态特性，使用方便可靠，经久耐用。

The wave of the harmonic winding voltage and the no-load characteristics curve of the harmonic excited synchronous generator.

得出了谐波励磁同步发电机的旋转磁场波形、谐波绕组电压波形以及谐波绕组空载特性曲线。

And a new method ,named three-segment method , is present to analysis harmonic winding no-load property curve for synchronous generator by third harmonic excitation.

并提出了一种分析三次谐波励磁同步发电机谐波绕组空载特性的新方法——三段法。

For mastering on-load property of the third harmonic excitation system . Thus , a new method to analyze harmonic winding no-load property curve of harmonic excitation synchronous generator , named as three-segment method , is presented in this article.

为了把握三次谐波励磁系统的空载性能，本文提出了应用三段法来分析三次谐波励磁同步发电机谐波绕组空载特性。

It is an economic and energy saving way that the hot wind of hydro generator is used to power plant heating .

发电机放热风用于电厂厂房采暖是一种经济节能的方法。

Even in the North Hoyle, the turbine has to contain with some foroshers conditions from time to time.

为了确保风力发电机的去年的正常运作，全职的特别训练维护小组负责北Hoyle风能基地的风电机车的维护与修理。

The Vat turbine used in North Hoyle are trying for modern engineering. The communation of almost 30 years' development.

在北Hoyle风能基地，所有的风力发电机集成了发展了30余年的现代科技。

Its performance exerts important influence on the quality of electric energy and operational reliability of the hydro power plants.

它调节发电机频率、运行方式以及水轮机功率的输出，其性能的好坏直接影响着电能品质和水电站的安全运行。

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。