发电机组

The significant advantage of the p roposed scheme lines in its intelligence and integration, and this hydrogen monitor has been used for H2 2leakage detection in a power p lant's hydrogen2cooled generator set, and achieves good effect.

这种设计方案的主要优势在于智能化和集成化，设计的H2 监控仪已经应用在某电站的氢冷式发电机组的H2 泄漏检测中，并取得了很好的效果。

This article describes the main tache which will impact power supply safety of core machine/equipment room ,including high-lower power distribution,generators,uninterrupted power supply,switch power supply,exact air-condition environment,lightningproof earthing system,power system monitoring system,maintenance management flow and maintenance ability of vindicator etc.

本文从影响核心机房供电安全的主要环节：高低压配电、发电机组、UPS、开关电源、机房空调环境、防雷接地、动力环境监控系统、维护管理流程及维护人员技能等方面出发，对安全评估的客观性保障、安全评估的内容及评价体系、安全评估的实施操作、安全评估应达到的效果进行详细的分析，从而指导核心机房的供电安全评估项目的有效开展。

Considering the state of open-phase and asynchronous operation in largepower unit, the magnetomotive force and harmonic current of stator and rotor aretheoretically analyzed. A fault simulation test is designed, which proves the theoreticalconclusion correct. Finally, in this thesis, the problems with open-phase protection andbreaker failure protection are discussed, and the improved scheme of protection ispresented.

对发电机组非全相异步电动运行状态下，定子绕组与转子绕组磁动势以及谐波电流进行了详细的研究，通过磁动势的矢量分解等方法，得出了电枢绕组电流不对称时磁动势的空间分布，推导出了各次谐波电流在定子绕组、转子绕组及相互间的感应关系；通过试验验证了理论分析结果的正确性。

With the fact that steam turbo-generator set capacities ceaselessness enhancing , the steam temperature improving unceasingly, high pressure controlling system adopt to improve development respond to control oil, electric power plant can not adopt the tradition turbine oil to be the navar medium to guard against a conflagration under such situation.

随着汽轮发电机组容量的不断增大，蒸汽温度不断提高，控制系统为了提高动态响应而采用高压控制油，在这样的情况下，电厂为了防止火灾而不能采用传统的透平油作为控制系统的介质。

From the key technologies of improving transf ormer reliability s uch as technical parameters,product structure and design,the research and develo pment conditions of 370 MVA/500 kV single-phase main transf ormer were in troduced in detail,which is the f irst one f or f orming a complete set o f 1 000 MW super supercritical generating unit made by domestic manuf acturer independently.

介绍了国内自行研制的首台与1000MW超超临界发电机组配套的单相370MVA/500kV主变压器的研制情况，从技术参数、产品结构、设计中为提高变压器的可靠性而采用的关键技术等方面作了详细分析介绍，给出了该产品的试验结果分析及当前安装运行状况。

The company specializes in business: VOLVO PENTA pure imported accessories of Sweden, on the 135 series Chai, D6114, G6135 diesel engine and accessories, engineering machinery, generating units, oil field with power and accessories, and the overhaul of the equipment.

本公司专业经营：VOLVO PENTA纯正瑞典进口配件，上柴135系列，D6114、G6135柴油机及配件、工程机械、发电机组、油田用动力及配件，以及上述设备的大修。

The supervision part includes the generator, ship power station, and the propulsion control system, which makes the students understand the whole process of the ship electrical propulsion, be aware of the working principle and control method of the electrical podded propulsion, and be convenient for teaching and research.

监控部分将船舶电力推进系统中的发电机组、船舶电站、推进控制系统等部分有机的结合起来，使学生在实验室即可了解到船舶电力推进系统的全貌，同时，还可以让学生直观的了解到双吊舱电力推进的工作原理与控制方法，便于进行教学和研究。

In infra side, the author chooses the SIMENS CPU 214 PLC to control the speed subsystem of the podded propulsion, and chooses emulator PLC to control other devices such as the generator, ship power station. The emulator PLC can simulate the real PLC, and provide the data for zutaiwang6.5 to finish the supervision and control.

在下位机设计方面，吊舱主推进调速系统控制器件选用西门子S7-200系列CPU214 PLC；而发电机组、船舶电站等其他部分的控制器件选择组态王6.5中亚控仿真PLC控制完成，仿真PLC可以模拟PLC为组态王提供数据，很好的实现其监控功能。

SMEE is the biggest supplier and service provider of diesel generator set in Zhejiing province,offering comprehensive solution to back-up emergency power for about 2,000 clients in Zhejiang.

志诚企业是浙江省最大的进口柴油发电机组供应和服务商，为全省近2000名用户提供着后备应急电力的总体解决方案。

Experiment was done on well-known foreign wind power companies Wind Turbine, the experiment results shown that the controller can operate staidly and safely.

最后在国外某知名风电公司风力发电机组上做了实验，验证了将该变桨距控制器可以在变桨距风力机上安全、稳定运行的。

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。