This product is fit for frequency converter power transmission system with high temperature resistant.
本产品适用于耐温等级较高的变频器电力传输系统。
The constant - frequency quasi - resonant converter has the problems of power limitation and high stresses.
恒频控制的准谐振变换器存在功率限制和高应力缺陷。
Novel circuit structure and topologies of single-stage DC switching power supplies with uninterruptible power supply and high power factor, based on flyback converter, are proposed.
该文提出了一类基于反激变换器的单级不间断高功率因数直流开关电源电路结构与拓扑族。
It is a convenient and high efficiency power converter that gives a solution for AC power supply in the cars.
解决了车上的交流供电问题,是一种高效方便的电源转换设备。
So this novel converter has a wide application and huge economy effect in power converting field, especially in the high voltage and high power feild where IGBT is used as the main switch.
尤其适合以igbt作为主功率开关管的高电压、大功率功率变换,具有广泛的应用前景和巨大的经济价值。
The constant potential apparatus developed for cathode protection on the basis of the converter is of high power, low ripple output and strong reliability.
基于此变换器所研制的用于阴极保护的恒电位仪,具有输出容量大、纹波幅度小和可靠性高等特点。
The paper discusses a new high power factor converter applied in mine hoist.
提出了一种新的高功率因数变流器在矿井提升机中的应用。
The paper introduces the basic principles of the converter achieving high power factor and detailed analyses about the operation modes of converter are given.
本文介绍了所提出的新型变换器实现功率因数校正的基本原理,对其工作模态进行了详细的分析。
Adverse effects of switching losses which operating at high frequency are analyzed at the beginning of a three-level matrix power converter configuration.
从三电平矩阵式电力变换器的拓扑结构入手,分析在高频下工作时开关损耗带来的负面效应。
The studying results show that the converter has the advantages of bi directional power flow, high efficiency, simple control scheme and good dynamic response.
研究表明,该变频器具有以下优点:双向功率传输、效率高、控制方案简单以及良好的动态响应。
The converter provides high conversion efficiency with a simple power component design.
在简单的电力部件设计的情况下,转换器提供了高的转换效率。
Test results demonstrated that the converter has the advantages of simple topology, high power density, high conversion efficiency, high power factor, uninterruptible power supply, low cost.
试验结果表明,这种变换器具有电路拓扑简单、功率密度高、变换效率高、功率因数高、不间断供电、成本低等优点。
This paper discusses a new control tactics of the converter which adopt voltage vector optimum control tactics by predicting the current of high power factor converter.
通过对高功率因数变流器网侧指令和实际电流的预测,提出了一种采用变流器电压矢量优化控制策略的电流跟踪新方案。
Though PWM modulation technology has already been used in power converter abroad, it becomes a main reason which can produces EMI because PWM modulation signal contains abundant high harmonic.
PWM调制技术已广泛应用于电力电子技术中,但PWM调制信号含有大量的高次谐波,成为产生emi的主要原因之一。
In this paper, the principle and properties of power source high voltage frequency converter are introduced as well as its application in mixer fan of steelworks.
文章主要介绍了动力源高压变频器原理、性能及在炼钢混铁炉风机中的应用情况。
Through analyzing the topology, control system and protection system of large power high voltage converter equipped with integrated gate commutated thyristor (IGCT), a set of 7.
通过对大功率集成门极换向晶闸管(IGCT)高压变流器的结构、控制系统、保护系统的研究,设计出一套7。
The author introduces a solar energy transformerless colour TV power supply, i. e, high efficiency DC/AC converter.
介绍了一种太阳能无变压器式彩电电源,即高效率的DC/AC变换器。
It has been shown that the designed DC switching mode converter has a stable output voltage frequency, small ripple, high operating frequency and low power consumption.
结果表明,所设计的直流开关型变换器集成模块输出电压稳定、纹波小、工作频率,高、功耗低,且体积小。
The active clamp ZVS-PWM power converter circuit has many advantages over the conventional PWM converters. The design and performances of high frequency power supplies are improved.
有源箝位ZVS-PWM开关变换器较硬开关PWM变换器有很大的优点,可以改进高频电源的设计,改善它的性能。
Therefore, this paper proposed a new type of high voltage SRD power converter by combining a special transformer and low voltage cell circuits ingeniously.
为此,本文将特殊变压器与低压单元电路巧妙结合,提出一种新型高压SRD功率变换器。
Currcnt-type four quadrant converter is an AC-DC converting device with pulse width modulation, whose advantages are high power factor, low harmonic current and convenient regeneration etc.
电流型四象限变流器是一种脉冲宽度调制的交直流变换装置,具有功率因数高、谐波电流小、再生方便等优点。
This paper proposes an input-paralleled output-series half-bridge converter based on single half-bridge converter, it is suitable for the high output voltage and large power application.
为此,以半桥变换器为基本单元,提出了一种适合于高输出电压、大功率应用场合的输入并联输出的串联半桥组合式变换器。
High voltage low power DC-DC converter is designed for converting low voltage DC current into high voltage one.
高电压小功率DC - DC电源变换装置,是一种利用低压直流电源产生高电压的电源装置。
In some embodiments, the converter has a third sub-mode (' high output power sub-mode '), in which pulse width modulation is used but the switching frequency is fixed at a second frequency.
在某些实施例中,转换器具有第三子模式(“高输出功率子模式”),其中使用脉冲宽度调制,但开关频率固定在第二频率。
A design of boost converter using high-power insulated bipolar transistor IGBT module named SKM75GAL123D and driver module named EXB840 is introduced.
介绍了一种用大功率绝缘栅极双极型晶体管(IGBT)模块SKM75GA L 123d和驱动模块EXB840设计的直流升压斩波器。
On the base of the theory, we study a kind of high efficiency, low dissipation switching power supply converter.
在此基础上主要研究了一种高效率低功耗降压开关型电源转换芯片。
The PFM controller of DC-DC converter has the advantages of high precision, simple architecture, low power consumption and small IC footprint.
该芯片具有实现电路简单、输出电压精度高、功耗低、芯片面积小等优点。
The modified bridge rectifiers are connected by series or parallel, to compose the double converter, that can be used to high power rectifying load.
将改进型桥式整流器串接或并接构成双重化变流电路,可用于大功率整流负载。
This paper describes the design principles of a high frequency power converter. It focuses on the pivotal technic and solutions in this paper.
本文介绍了一种高频大功率变换器的设计,详细阐述了这种大功率变换器采用的关键技术。
In the end, by studying the load character of contactless electrical power deliver system, this paper designs the high frequency full-bridge series resonance converter.
最后,文中详细分析了无接触电能传输系统的负载特性,进而设计出用于无接触电能传输系统的高频全桥串联谐振逆变器的拓扑结构。
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