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。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐