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digital pfc
相关语句
  数字pfc
     400W Digital PFC Boost Converter Controlled by A Microcontroller
     用微控制器控制的400W数字PFC升压变换器
短句来源
     The new approaches for charge pump power factor correction (PFC), digital PFC and on - line UPS with PFC are introduced.
     介绍了充电泵功率因数校正(PFC)、数字PFC和带PFC的在线UPS的几种新方法。
短句来源
     High frequency dual-boost digital PFC converter based on steady second-harmonic compensation and anti-windup control
     基于SSC和AW控制的高频双Boost数字PFC电源
短句来源
     The simulative and experimental results show that the small signal model and design method is not only applied to design parameters of RC networks in analog PFC circuit, but also used to design regulators of digital PFC circuit in view of delay time.
     仿真与实验结果表明,所建立的小信号模型及控制器设计方法不仅对模拟PF C电路中补偿器RC网络中参数的设计有实用意义,而且在考虑系统延时的情况下,也适合于数字PF C电路中控制器的设计。
短句来源
     In this paper, based on the Freescale new DSC chip - MC56F8323, a whole digital PFC rectifier is implemented, and many design keys for digital PFC is introduced, such as improved PFC arithmetic, model analysis and parameter deduction for digital PFC, the system software design, and PWM generation strategy. At last a 500W prototype demo is built to verify the favorable performance resulted from digital control.
     本文提供了PFC变换器的完整数字控制解决方案,包括改进的数字PFC算法设计、适用于数字控制特点的变换器模型分析和控制参数推导、基于DSC的PFC变换器的系统软件设计、以及PWM控制信号产生策略等,最后用一台500W实验样机验证了数字控制的优良系统性能。
短句来源
  “digital pfc”译为未确定词的双语例句
     Chapter 3 focuses on Power Factor Conrretion in Continuous-Conduction-Mode (CCM) controlled by DSP. First, there are introduction of the development of DSP and the primary feature of MC56F8323. Secondly, I had implemented digital PFC with this DSP chip and got excellent performance.
     第三章介绍了DSP芯片的产生发展以及本文采用的DSP芯片的基本性能,详细叙述了由该芯片实现的数字功率因数校正技术和方法,并进行了实验验证。
短句来源
     This thesis describes the main characters and development of PFC technology, analyzes the means and basal theory of all kinds of PFC technologies on structure of the main circuit and control mode, and illustrates the necessary and importance of the digital PFC.
     本文主要介绍了功率因数校正技术的发展及主要特点,从主电路的拓扑形式和控制方式分析了各类有源功率因数校正的方法和基本原理,阐明了数字控制PFC技术研究的必要性和重要性。
短句来源
     We simulate this digital PFC system in Matlab/Simulink and gain the parameters of the system, finally we get the satisfactory correction effect by experiment.
     在Matlab/Simulink中建立该数字控制PFC系统模型并仿真得出系统初步参数,最后由实验结果验证了该变换器达到了满意的功率因数校正结果。
短句来源
     Then we simulate the model in Simulink, and the result is not bad. Our work offers a platform for digital PFC.
     利用MATLAB/Simulink对模型进行了仿真,得到了很好的结果,为PFC电路的数字实现奠定了基础。
短句来源
     Lastly, simulate this digital PFC system inMatlab/Simulink and gain the preferable waves.
     最后,在Matlab/Simulink中建立该数字控制PFC系统模型并仿真得到了较理想的波形。
短句来源
  相似匹配句对
     Digital
     数字
短句来源
     Research on PFC of Full-digital On-line UPS
     全数字在线式UPS的PFC研究
短句来源
     Designing of PFC of Digital Switching Power Supply
     数字化电源的功率因数校正器的设计
短句来源
     Digital Television
     数字电视
短句来源
     THE PREPARATION OF PFC DEMULSIFIER
     PFC型破乳剂的研制
短句来源
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The new approaches for charge pump power factor correction (PFC), digital PFC and on - line UPS with PFC are introduced. These several methods are different from traditional active PFC solution with PFC control IC.

介绍了充电泵功率因数校正(PFC)、数字PFC和带PFC的在线UPS的几种新方法。这几种方法不同于传统带PFC控制IC的有源PFC解决方案。

The paper researches the operation principle of PFC circuit with Boost CCM averaged current mode control,it builds the simplified small signal model of the system by using quasi-static analysis method.The paper introduces design method of PI regulators with bandwidth of the closed-loops system and phase margins Φ which are applied in double closed-loops system.The simulative and experimental results show that the small signal model and design method is not only applied to design parameters of RC networks...

The paper researches the operation principle of PFC circuit with Boost CCM averaged current mode control,it builds the simplified small signal model of the system by using quasi-static analysis method.The paper introduces design method of PI regulators with bandwidth of the closed-loops system and phase margins Φ which are applied in double closed-loops system.The simulative and experimental results show that the small signal model and design method is not only applied to design parameters of RC networks in analog PFC circuit, but also used to design regulators of digital PFC circuit in view of delay time.

介绍了以Boost变换器为主拓扑结构,平均电流控制模式下PF C电路的工作原理,并在准静态分析法的基础上,建立了系统的简化小信号模型。在此基础上,以闭环系统的带宽fc和相位裕量Φ为设计指标,给出了实用的闭环反馈控制器的设计方法。仿真与实验结果表明,所建立的小信号模型及控制器设计方法不仅对模拟PF C电路中补偿器RC网络中参数的设计有实用意义,而且在考虑系统延时的情况下,也适合于数字PF C电路中控制器的设计。

On the basis of PFC(Power Factor Correction) for CCM(Current Continuous Mode) Boost circuit, we analyze it in depth and build a mathematical model. Then we simulate the model in Simulink, and the result is not bad. Our work offers a platform for digital PFC.

文章以Boost电路电流连续模式的模拟PFC(PowerFactorCorrection)为基础,对其进行深入分析,并建立其数学模型。利用MATLAB/Simulink对模型进行了仿真,得到了很好的结果,为PFC电路的数字实现奠定了基础。

 
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