本文从理论上分析了影响开关电源效率的各种因素，并给出了提高效率的途径和方法。
This paper analyses kinds of reason that affect efficiency of serial switch supply from theory, and gives the way to increase the efficiency of serial switch supply.
有鉴于此，论文重点围绕高效率开关电源控制芯片的开发，尤其是轻载条件下提高开关电源效率的技术开展研究。
Therefore, the thesis emphasized on the design of high efficient switch power supply controller, especially the improvement of the efficiency under light load condition.
本文介绍一种新型的直流开关电源，该电源是一种直流电压输入，三种直流电压输出，并能够达到相当高的效率。
A new type of DC switch power which is possessed a DC voltage input and three DC voltage output, and is able to reach higher efficiency has been introduced in this paper.
开关电源经试验验证性能良好，直流电压输出纹波不大于0.3%，效率高于85%。
The variety of the output DC voltage is less than 0.3% and the efficiency is higher than 85%.
电力系统中传统的相控整流型电源正在逐步被具有高精度、低纹波、高效率等特性的开关电源取代。
Traditional phase-controlled rectifying power supply is being replaced by the switching one, which is characterized by high precision, low voltage ripple and high efficiency.
这类开关电源的效率比常规的脉冲宽度调制（PWM）高，且基本上与负载无关；
The device has a higher efficiency than the conventional switching power supply with PWM, and it is almost load-independent.
TD系列功放采用了多项国际先进的开关电源技术，完满的解决了效率与音质的矛盾。
TD series amplifier with a number of advanced switching power supply technology, successfully resolved the contradiction between efficiency and quality.
论文采用直流斩波原理，利用体积小、重量轻、效率高、可靠性好的开关电源作为直流供电电源。
With chopping principle, switching power supply is chosen as the DC power supply because of its small size, low weight and high efficiency.
此新型材料特别适用于开关电源中的功率变换器，即使不满载时，也可达到最佳效率。
The new material is thus particularly suitable for power converters in switch-mode power supplies, allowing optimized efficiency even at partial load.
分析了开关电源待机损耗的构成，介绍了几种提高开关电源待机效率的方法。
The composing of standby power loss of switch mode power supply (SMPS) is analyzed, and several ways to improve standby efficiency of SMPS are introduced.
开关电源不断的小型化、轻量化和高效率，在电子设备中使用量越来越大，普及率越来越高。
Switching power supply is more widely used to electronic equipment with its miniaturization, lightness and high efficiency.
基于软开关技术的高频开关电源因其性能可靠、效率高、寿命长等优点，成为了现代电力操作电源系统中的重要组成部分。
High frequency switching power supply adopting soft switching technology, which has reliable high efficiency and long use time performances becomes the important part of DC power system.
迄今为止，已有多项研究致力于在各个方面优化开关电源的设计以实现更高效率。
Up to now, a lot of efforts were put into the research on optimizing the switch power design and improving its efficiency.
目前，开关电源的用处较之线性电源越来越普遍，这主要是由于体积和效率在电源设计的重要性日益进步。
Currently, the use of switching power supply than the linear power more widely, mainly because of the volume and efficiency in the growing importance of power supply design.
开关电源具有体积小、效率高等特点，广泛应用在工业、商业、民用、军事和航空航天等领域。
So does the switching power supply, which widely used in industry, trade, military aviation and so on.
而开关电源因其高集成度、高性价比、简单外围电路以及高效率等特点，越来越受到人们的亲睐。
What's more, the Switching Power Supply, featuring high-integration, high ratio of performance to cost, simple peripheral circuit and high efficiency, has been more and more familiar to people.
相对于线性电源，开关电源具有体积小、效率高等优点，使其在通讯、计算机等领域得到广泛应用。
The switch power is widely applied in the field of communication, computer, and so on because of its remarkable advantages of compact size and high efficiency compared with conventional power.
本设计采用开关电源的方案不仅满足了以上的要求，而且大大缩小了电源的体积，提高了电子枪的工作效率。
The project of switch power supply not only meets the needs of electron gun, but also reduces the volume of power supply greatly, and the work efficiency of electron gun is advanced by it.
本文设计出一款高功率因数、高效率、低性能-价格比的开关电源，为32寸LCD电视作稳压电源用。
This paper attempts to design a novel switching power supply with high power factor, high efficiency and low cost performance, to providing the power supply to LCD TV of 32 inch.
作者对开关电源的工作原理，设计思想和系统性能做了详细的分析，设计了一款高效率、低功耗的AC - DC开关电源芯片。
In this thesis, the operational principle, design approach and system characterization are presented in detail, and a higher efficiency and lower power AC-DC power management chip is designed.
主要产品有：各类硅塑封整流二极管、开关二极管、高效率二极管、触发二极管、肖特基二极管、节能灯专用二极管、开关电源专用二极管。
The main products are: rectifier diodes, switching diodes, high efficiency diode, trigger diode, Schottky diode, electricity-saving lamps special diode, switching power supply special diode.
开关电源充电机具有恒压、恒流充电功能，具有充电速度快、充电还原效率高、无需人工值守等优点。
The switch type charging has the features of constant voltage and current, quick charging, high reducing efficiency of charging. Therefore there's no need of person to be on duty.
在这样的前提下，设计开发高效率、小体积的DC - DC开关电源芯片，无论是从经济角度，还是从科学研究上来讲是很有价值的。
In this situation, to design high efficiency DC-DC switching power supply chip is valuable in the view of both economy and research.
开关电源具有高频率、高功率密度、高效率等优点，被称作高效节能电源。
The switch power has such advantages as high frequency rates, strong power, high efficiency, and was called the energy-efficient power.
直流开关电源整流模块效率与输出电流存在直接相关性，目前电源正常工作时模块输出电流远低于额定电流，处于低效率区间。
Efficiency of rectifier module has relationship with its output current. Power supply works in low efficiency condition because output current below rated current far away.
基于单片机智能化和开关电源高效率的特点，研制出一种以xc164单片机作为核心控制模块的智能型三相正弦波变频电源。
A new intelligent three-phase sinusoidal variable-frequency power based on XC164 as its core module is presented. The design of hardware and software about the system are discussed.
这些都要求有效率更高、集成度更高的开关电源加以配合。
New government energy-efficiency programs are further reshaping switching-power-supply designs.
这些都要求有效率更高、集成度更高的开关电源加以配合。
New government energy-efficiency programs are further reshaping switching-power-supply designs.
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