变压器

The traditional transformer online monitoring system generally adopts oxygen carrier gas, chromatographic column. And the equipment is not simple with many shortages such as periodic calibration of chromatography column and sensor, low reliability of equipments and overelaborate detection procedure of gas composition.

由于变压器传统的在线监测系统一般采用色谱柱，需要消耗氧气和载气，而且色谱柱和传感器需定期标定，装置可靠性不高，检测气体成分过程繁琐，因此第6章根据比尔-朗伯特(Beer-Lambert)定律，按照光纤气体差分吸收的原理，设计了一套基于光纤气体传感器的变压器在线监测系统。

The isolation for a giant super-high-voltage transformer is a paramountly important problem in the power system.

大型超高压变压器线圈表面电场的分析计算孙孝瑞，丁巧林摘要大型超高压变压器的绝缘问题是电力系统中的重大课题。

Planococcus can metabolize electric insulating oil.

对动性球菌代谢变压器绝缘油进行了研究，发现动性球菌能够代谢绝缘油，利用薄层层析、液-质联机等技术从变压器绝缘油的动性球菌代谢物中分离得到一种脂肪酸，用质谱、核磁共振对其结构表征。

Do type transformer pouringly for thin insulation colophony only compulsive wind is cold use, can make transformer refrigeration adds a look, overweighted 40 ％ move, also can supply other equipment ventilated deserve to use.

专供薄绝缘树脂浇注的干式变压器强行风冷应用，可使变压器冷去增容，超载40％运行，亦可供另外配置透风配用。

Utilizing this simulation model, saturation characteristics of transformer considering hysteresis and remanent flux are analysed.

利用这一模型，对考虑磁滞、剩磁影响时的变压器饱和特性进行了仿真分析，为分析变压器的饱和特性提供了简单有效的手段。

According to the gas chromatographic analysis of the insulating oil, this paper probes into the causes of the superstandard of the acetylene content in 35 kV transformer oil, and makes the hanging-cover check and treatment of s ealing members ageing problem, which guarantees the normal operation of the tra nsformer.

根据绝缘油气相色谱分析，判断出一例35kV变压器油中乙炔含量超标的原因，并对密封件老化问题进行了吊罩检查和处理，保证了变压器的正常运行。

In this paper the principle,actualities of on-line monitoring for partial discharge of power transformer are depicted.

在线监测变压器的局部放电与外施电压下测量变压器的局部放电在技术方法上有很大差异。

The relationship between currents of Filter Commutated Converter and the harmonic characteristics of multifrequency AC/DC interconnected systems based on New-Type converter transformer have been studied with ideal models by means of theoretical analysis and matlab simulation.

采用理想化的研究方法，通过理论分析和MATLAB仿真对滤波换相换流器的电流变换关系以及基于新型换流变压器的多基频交直流互联系统的谐波特性进行了系统的研究。理论分析和数字仿真结果均说明了基于新型换流变压器的换相换流器—滤波换相换流器在谐波特性方面的优越性

Taking the particularity of the connection scheme of novel converter transformer and its filter system into account, it's necessary to find out the relation between its commutated reactance and short-circuit impedances between windings and fundament frequency impedance of filter branch for impedance design of novel converter transformer and reactive power ...

考虑到新型换流变压器及其滤波系统的接线方案较为特殊，了解其换相电抗与绕组之间的短路阻抗及阀侧滤波支路的基频阻抗之间的关系，对新型换流变压器的阻抗设计和阀侧无功补偿度的优化配置是十分必要的。

It expostulates the current situation and significance of national energy exploitation and the significance of transformer economical operation, and then reexamines its history and technological situation, finally it put forward the functions of the control system required by the real-time operation of 1 lOkV power substation in Kaifeng, China.

本文阐述了我国能源利用现状及变压器经济运行的作用和意义，回顾了变压器经济运行工作的发展历程及技术现状，并针对河南省开封市110kV北郊变电站提出了满足现场运行条件的控制系统功能和技术要求。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。