变换器

Some circuits use passive snubbers or active clamp techniques. However, these converters become more complicate.

能量缓冲吸收电路或有源钳位电路方案，由于需要增加多个额外辅助元件，增加了变换器的复杂性。

Roger since the invention of the transistor oscillation push-pull single transformer DC converters, is to achieve high-frequency conversion control circuit beginning in 1957 the U.S. investigation self-invented the push-pull Two-transformer, 1964 U.S. scientists have proposed abolition of the frequency of the series switching power supply transformer, as envisaged in this power to the volume and weight of the decline was a fundamental way.

Roger发明的自激振荡推挽晶体管单变压器直流变换器，是实现高频转换控制电路的开端，1957年美国查赛（Jen Sen发明了自激式推挽双变压器，1964年美国科学家们提出取消工频变压器的串联开关电源的设想，这对电源向体积和重量的下降获得了一条根本的途径。

The main matter of the third section is that two traditional power converter main circuit for four phase SRM are analyzed, optimized and synthesized, the paper gives the main circuit of new power converter for four phase SR motor.

第三部分为功率变换器的设计，在详细分析四相电机常用的两种主电路优缺点的基础上，给出了目前相对性价比最优的最少主开关主电路形式。

Based on the voltage pulse width modulation control strategy with single transistor chopped, the behavior patterns of chopping current and freewheeling current were analyzed under the single phase faults of power converter.

基于电压脉宽调制斩单管控制策略，分析变换器单相功率管故障情况下，斩波电流和续流电流的故障表现。

The invention relates to a parameter probe which is used to measure plasma body suspension potential and comprises an electrode (1), a low pass filter (2), a high resistance (3), an I-V converter (4), a data acquisition board (5), and an industrial control computer.

本发明涉及一种用于测量等离子体悬浮电位的参考探针，由电极(1)、低通滤波器(2)、高阻(3)、I-V变换器(4)、数据采集卡(5)、工业控制计算机(6)组成。

The difference between a hard switching and quasi resonant flyback converter is the turn on time point of the primary switch.

硬开关和准谐振反激变换器之间的差异在于一次侧开关的开启时间点。

The vessel power electric propulsion PMSM has been controlled by the MC modulated space vector and DTC.

该控制策略同时实现了矩阵式变换器的空间矢量调制和永磁同步电机DTC控制，仿真结果验证了该方法良好的动态性能，有创新性。

In this paper the problem of MC lower voltage transfer ratio is studied which is the key basic problem baffling MC application.

本文旨在研究目前影响矩阵变换器实用化的关键基础问题——电压传输比低的问题。

In this paper, the transfer characteristic of loosely coupled inductive power transfer full-bridge resonant converter is studied.

本文对基于非接触式感应电能传输技术的全桥谐振变换器的传输特性进行了研究。

Circulating current through a resonant tank circuit and inverter switches is reduced by feeding high frequency current back through a line inductor.

通过经过一个线路电感线圈将高频电流反馈，可以降低经过一个谐振储能电路和变换器开关的循环电流。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。