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Otherwise, because of the limitation of IGBT's specified voltage, we must use special step-up transformer, which is more expensive, if we put this device into high voltage power system.

另外，由于补偿装置中IGBT模块的额定工作电压的限制，若要将其运用于高压系统需要连接特殊的升压变压器，成本较高。

The novel UHV-FTRTPS is composed of uncontrolled rectifier, H bridge inverter, step-up transformer and series resonant circuit.

整个装置由不可控整流电路、H桥逆变电路、升压变压器及串联谐振电路组成。

There is much high order harmonics from the inverter, so the high frequency model of the step-up transformer is established to study the influence of the stray capacitors.

同时由于变频器向该系统注入了大量的高频分量，为此建立了变压器高频分布模型，以评估变压器分布电容对全系统的影响。

Powerformer incorporates the functions of the conventional generator and the step-up transformer into one unit, which represents the latest achievement in the power generation technology.

Powerformer是一种集成了传统发电机和升压变压器功能的新型高压发电机，是在发电技术领域取得的最新进展。

If the second number in the turns-ratio is larger than the first, such as 1:2, 1:5, 1:20, the transformer is a STEP-UP device.

如果该比率第二个数字是设备在轮流大于1：5，第一，如1：2，1：20，变压器是升压。

Consequently if we can solve the voltage sharing of IGBT direct series connected with several assistant peripheral circuits, step-up transformer isn't necessary and the cost is also reduced.

如果能够借助一些辅助的外电路解决功率器件串联工作时的均压问题，那么就可以省去升压变压器的投资，降低了成本。

Powerformer, launched in 1998, is a high voltage synchronous machine that is suitable for direct connection to the high voltage network without any step-up transformer.

Powerformer是一种高压发电机，可以直接和高压母线直接连接而无需升压变压器进行升压。

The ASVG sine waveform voltage injects into the power system directly or via step-up transformer.

数学仿真分析结果表明，本论文提出的ASVG新型调制方式是正确有效的。

Instrument has a variable ratio of the internal step-up voltage transformer from the standard of accuracy classes to 0.02, you can 1200V and 2400V voltage of the power under the exact test voltage transformer errors.

仪器内部具有多变比的自升压电压互感器标准，准确度等级达到0.02级，可以在1200V和2400V的电压下准确检定电力电压互感器的误差。

When the power system load in a small disturbance, the system itself to maintain the stability of the power transmission capacity, the use of automatic excitation regulator device may reduce the reactance of the generator, and then further to maintain the transformer high-voltage bus voltage constant, so compensation not only its own reactor, but also compensation for the step-up transformer reactance, thus greatly improving the power limits of generators, which greatly increased the static stability of power system.

当电力系统的负载发生微小的扰动时，系统本身保持稳定送电的能力，使用自动励磁调节装置，则可减小发电机的电抗，再进一步维持变压器高压母线的电压恒定，这样不仅完全补偿了自身的电抗，而且还补偿了升压变压器的电抗，这样就大大提高了发电机的极限功率，即大大地提高了电力系统的静态稳定。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。