发电机

The internal armature winding fault of synchronous generator、which is common and destructive, greatly affects the security of the generator and the power network.

同步发电机定子绕组内部故障是一种常见的、破坏性很强的故障，对电厂发电机乃至电网的安全运行都将带来一系列严重的影响。

In chapter two, taking a salient-pole synchronous generator for example, a general mathematical model of analyzing internal armature winding fault is established by multiloop theory.

第二章以凸极同步发电机为例，应用多回路理论建立了定子绕组内部故障分析的通用数字仿真模型，并通过回路关联矩阵方法自动形成了定子绕组各种故障的回路参数，为详细分析同步发电机定子绕组内部故障奠定了基础。

This paper presents a nonlinear robust adaptive excitation control design procedure for multi machine power systems using back-stepping method. The control objective is to drive machine power angle and frequency to the steady-state operation point, and guarantee that the close-loop system is adaptive to the uncertainties of generator damping coefficient and d-axis reactance, and robust to model errors or bounded disturbances.

利用反步法设计了多机电力系统中的非线性鲁棒自适应励磁控制方案，控制目标是调节发电机功角和频率至稳态运行点的极小领域，并使闭环系统对发电机阻尼系数和电抗参数的不确定性具有自适应能力，且对模型误差和外部有界干扰具备鲁棒性，同时保证各控制器是分散化和本地化的。

Soon, a man in California offered MacDonald an electricity generator for the stove, which he traded to a man in New York for a neon beer sign and a keg.

不久，美国加州一名男子再以发电机和麦唐纳交换炉具，然后麦唐纳又拿这部发电机和纽约一名男子交换了一个啤酒霓虹招牌及一个啤酒桶。

In the BIG picture, your Free Energy is coming from the tap water, in an open system, as the latent energy in the water is enough to power the engine, and hence drive the alternator and whatever belt-driven accessories; AND the alternator is efficient enough to run the various electrical loads (10-20 amps), including the additional low current to run this vapour reaction.

在大图片，您的免费能源是来自自来水，在一个开放的系统，作为潜在的能量水是不够的电力发动机，因此，驱动发电机，无论皮带驱动的配件；和发电机是效率不足以运行的各种电气负荷（ 10-20安培），包括额外的低电流运行此蒸汽反应。

In the BIG picture, your Free Energy is coming from the tap water, in an open system, as the latent energy in the water is enough to power the engine, and hence drive the alternator and whatever belt-driven accessories; AND the alternator is efficient enough to run the various electrical loads (10-20 amps), including the additional low current to run this vapour reaction.

在大图片，您的免费能源是来自于自来水，在一个开放的系统，在水中潜在的能量，足以驱动发动机，从而带动发电机和任何皮带驱动配件，以及交流发电机效率不够高，运行各种电力负荷（10-20安培），包括额外的低电流运行此蒸汽反应。

1 Condenser on evaporative cooling hydro-generator (generator/motor) shall be collocated evenly on buttress pier of upper bracket or on concrete wall in generator turbine pit.

1 蒸发冷却水轮发电机的冷凝器尽量均匀的布置在上机架的支墩上或布置在发电机机坑内的混凝土墙壁上。

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。

Generator cooling water controls pH, conductance rate and the content of copper ion in water. It is to guarantee that the generator has enough electric insulation performance and to protect the core copper wire from corrosion.

刘瑛发电机冷却水控制pH、电导率和水中铜离子含量，是为了保证发电机有足够的电气绝缘性能和防止对空芯铜导线产生侵蚀性。

The VHV motor replaces the rig's gas- or diesel-driven generators and not only saves space, but reduces Troll's emissions by some 230,000 tons of CO2 and 230 tons of NOx every year.

VHV电动机替代了钻探平台的石油驱动发电机和柴油机驱动的发电机，不仅节省了空间，并且每年减少Troll海上天然气平台23万吨二氧化碳和230吨氧化氮的排放。

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。