介绍了与传统电力变压器的概念有着极大不同的电力电子变压器。
A novel Power Electronic Transformer is proposed in this paper, which is greatly different from the conventional power transformers.
提出了一种基于双PWM变换的电力电子变压器拓扑结构，对各级电路提出了相应的控制策略。
The topology of PET based on dual PWM converters is proposed. The control strategies of each sub-circuit of PET are pointed out.
电力电子变压器(PET)是一种通过电力电子变换实现电力系统电压变换和能量传递的新型变压器。
Power electronic transformer (PET) is a new type of transformer, which realizes voltage transformation and power delivery in the power system through power electronic conversion.
这种试验主要被用于测试中高功率的电力或电子技术中采用的元器件或设备(断路器，开关，变压器，绝缘子等等)。
These tests are above all used to test components or equipment employed in electricity or electro-technology of medium and high power (circuit-breakers, switches, transformers, insulators, etc...).
通过电力电子变换器的控制，使得并联变压器呈现可控的阻抗。
The parallel transformer can exhibit controllable impedance under the control of power electronic converters.
针对配电系统电子电力变压器的特点，提出功率开关器件IGBT缓冲电路的设计方法，包括缓冲电路类型的选择及参数的计算方法。
This paper presents the design method of high power IGBT snubbers for electronic power transformer in distribution system, which includes choosing the type of snubbers and parameters calculating.
制造电子调节器，操纵系统及电力驱动单元用的类似装置，特种配电变压器。
Manufacture of electronic regulators, steering systems and similar devices for electric drive units, power, distribution, and specialty transformers.
斯潘电力电子设计干式变压器在5和15千伏电压班下台功率分配到工业应用在商业或利用电压。
Spang Power Electronics designs dry-type transformers in 5 and 15 kV classes to step down power from the distribution voltage to the utilization voltage in commercial or industrial applications.
斯潘电力电子设计干式变压器在5和15千伏电压班下台功率分配到工业应用在商业或利用电压。
Spang Power Electronics designs dry-type transformers in 5 and 15 kV classes to step down power from the distribution voltage to the utilization voltage in commercial or industrial applications.
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