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pfc电路
相关语句
  pfc circuit
    Application of PFC Circuit in Solution Harmonic Current of Color Monitor
    采用PFC电路抑制彩色显示器谐波电流
短句来源
    The principle and application of zero current switching boost PFC circuit are given. By introducing the development of AC/DC module with PFC the key techniques of the module are stressed on the engineering design. Some problems are resolved such as the module is so small that spread the hot difficulty.
    从理论上分析和研究了零电流开关升压式PFC电路的原理和应用,并结合250W带PFC电路AC/DC模块的研制,从工程设计角度重点阐述了该模块的关键技术,解决了模块体积小、散热困难及工艺等方面的难题。
短句来源
    The thesis also analyzes the average current type of PFC, and gives a design of the former PFC circuit of 1100W switching-power. The key practical techniques of the design are discussed. The experiments have been completed and satisfied results are obtained.
    论文还研究了平均电流型PFC电路,并设计了1100W开关电源前级的功率因数校正电路,分析了其中实用关键技术,完成了实验研究,获得了满意的试验结果。
短句来源
    It difficult to build the simulation model because the PFC circuit is a rigidity circuit.
    由于PFC电路是一个刚性电路,很难建立其仿真模型。
短句来源
    A ZVT PFC circuit using UC3855AN control chip is proposed as the main circuit of former part. The operating principle of the circuit is illustrated in detail, and an integrated design project is put forward. Based on the forgoing analysis, a 500W power supply is finished.
    前级功率因数校正部分采用UC3855AN控制芯片构成ZVT PFC电路,本文详细分析了该电路的工作原理,提出了完整的电路设计方法,在此基础上完成了500W实验电路的设计,对理论分析进行了验证。
短句来源
更多       
  pfc circuit
    Application of PFC Circuit in Solution Harmonic Current of Color Monitor
    采用PFC电路抑制彩色显示器谐波电流
短句来源
    The principle and application of zero current switching boost PFC circuit are given. By introducing the development of AC/DC module with PFC the key techniques of the module are stressed on the engineering design. Some problems are resolved such as the module is so small that spread the hot difficulty.
    从理论上分析和研究了零电流开关升压式PFC电路的原理和应用,并结合250W带PFC电路AC/DC模块的研制,从工程设计角度重点阐述了该模块的关键技术,解决了模块体积小、散热困难及工艺等方面的难题。
短句来源
    The thesis also analyzes the average current type of PFC, and gives a design of the former PFC circuit of 1100W switching-power. The key practical techniques of the design are discussed. The experiments have been completed and satisfied results are obtained.
    论文还研究了平均电流型PFC电路,并设计了1100W开关电源前级的功率因数校正电路,分析了其中实用关键技术,完成了实验研究,获得了满意的试验结果。
短句来源
    It difficult to build the simulation model because the PFC circuit is a rigidity circuit.
    由于PFC电路是一个刚性电路,很难建立其仿真模型。
短句来源
    A ZVT PFC circuit using UC3855AN control chip is proposed as the main circuit of former part. The operating principle of the circuit is illustrated in detail, and an integrated design project is put forward. Based on the forgoing analysis, a 500W power supply is finished.
    前级功率因数校正部分采用UC3855AN控制芯片构成ZVT PFC电路,本文详细分析了该电路的工作原理,提出了完整的电路设计方法,在此基础上完成了500W实验电路的设计,对理论分析进行了验证。
短句来源
更多       
  “pfc电路”译为未确定词的双语例句
    Many control methods are explored, including average current control, peak current control, hysteretic control, nonlinear carrier control, etc.
    许多控制策略运用于PFC电路中,如平均电流控制、峰值电流控制、滞环控制等。
短句来源
    The chapter 2 introduces several notions for the power factor correction. Then after presenting the traditional topology of PFC control system ,it introduces our topology and model of the control system.
    第二章首先介绍了各个关于功率因数校正的概念,又对传统PFC电路拓扑进行举例说明,进而引出本文研究的电路拓扑,同时建立系统模型,给出控制模型。
短句来源
    The thesis also analyzes the average current type of PFC.
    论文还研究了平均电流型PFC电路
短句来源
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  pfc circuit
Since a PFC circuit keeps the mains current and voltage in phase with very low distortion, mains power integrity is maintained.
      
The current and voltage values have been extracted from the simulation results of the PFC circuit in PSIM.
      
The output of the PFC circuit is fed into an inverter to obtain high frequency pulses to the output.
      
While a third device serves duty in the main PFC circuit as the power switch that drives the PFC inductor.
      
  pfc circuit
Since a PFC circuit keeps the mains current and voltage in phase with very low distortion, mains power integrity is maintained.
      
The current and voltage values have been extracted from the simulation results of the PFC circuit in PSIM.
      
The output of the PFC circuit is fed into an inverter to obtain high frequency pulses to the output.
      
While a third device serves duty in the main PFC circuit as the power switch that drives the PFC inductor.
      
  pfc
Introduction of 5% perfluorodecalin, carbogal, or perfluoromethyldecalin resulted for two strains in a 1.7-3.1-fold increase in biomass and a 3.2-24.5-fold increase in ice-forming activity compared to the control (without PFC).
      
A soft-switched boost PFC converter has been studied based on its topology analysis, PSIM simulation and circuit experiment.
      
Average modeling of Single Stage Flyback PFC+Flyback DC/DC converter
      
With the use of this novel everage model for Single Stage Flyback PFC+Flyback DC/DC converter, voltage control mode, peak current control mode and average current control mode can be simulated easily by changing the model's parameters.
      
It can be applied to optimize the trade-off between high power factor, voltage stress, current stress and good output performance while designing this kind of single stage PFC converter.
      
更多          


The power factor of the switch power supply be used in large screen color TV is analyzed. The basic principle of the PFC is discussed. One type of PFC circuit with ZVS is designed,and the experiment result is given at last.

分析了大屏幕彩色电视机开关电源的功率因数,讨论了功率因数校正(PFC)的基本原理,设计了一种零电压开关(ZVS)型PFC电路,并给出了试验结果.

It brings a new PFC circuit and analyzes the principle of the resonant PFC, thus get the simple model with single phase time change for analyse. With the updated PID control strategy, it presents the mix frequency moderation method and designs the control circuit accordingly. The emulation result shows resonant PFC can realize zero current shut down, high power factor, low resonant current and low EMI to the environment, and low power loss to the switch mode power supply, good dynamic feature, wide load range....

It brings a new PFC circuit and analyzes the principle of the resonant PFC, thus get the simple model with single phase time change for analyse. With the updated PID control strategy, it presents the mix frequency moderation method and designs the control circuit accordingly. The emulation result shows resonant PFC can realize zero current shut down, high power factor, low resonant current and low EMI to the environment, and low power loss to the switch mode power supply, good dynamic feature, wide load range. It is the real green power supply. This result is magnificent to the realization of the corrective means.

提出了一种新型的功率因数校正(PFC)电路,分析了准谐振PFC的工作原理,进而得到单相时变简化分析模型。采用改进的比例积分微分(PID)控制策略,提出了混合频率调制法,设计了相应的控制电路。仿真结果表明:准谐振PFC实现了零电流关断,功率因数高,谐波电流小,对周围环境的电磁干扰小;且开关电源的功耗小,动态特性好,负载范围宽,是真正意义上的“绿色”高频开关电源。研究成果对校正装置的实现具有积极的指导意义。

This article introduces the Plasma Display Panel (PDP) simply and emphasizes the technologic characters of the PDP control power supply,stand by power and the design of the PFC circuit,the design of the address power and logic power.The achievement has met the demand of the PDP control power supply perfectly and been used successfully.

对等离子显示屏PDP本身作了简要介绍。重点讲述了PDP控制电源的技术特点、待机电源与PFC电路的设计、寻址电源与逻辑电源的设计。该研究成果完全满足PDP控制电源的要求 ,并已得到成功应用

 
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