The numerical results verify the feasibility of the combinaed model for pfc 算例结果相互比较表明该模型对1 - 3型压电纤维复合材料有准确的描述。
Power factor correction ( pfc ) technique based on sepic converter is researched in this paper 本文对基于sepic变换器的功率因数校正技术进行了研究。
This digital inverter amplifier ' s dc power is supplied by an ac / dc with pfc circuit controlled by 3854 前级直流电压由3854芯片控制pfc后的ac dc提供。
Preliminary study on mechanical properties of soil was done by pfc numerical simulation 通过颗粒流数值模型试验，从细观力学角度对土的工程力学特性作了初步的研究。
Nowadays pfc inverters which are being used in many fields play an important role in the life Pfc电源是电力电子技术的重要组成部分，并已经在越来越多的领域得到应用。
So a new predictive control strategy is proposed to solve the above mentioned problems in digital controlled pfc 因此，提出一种基于预测算法的pfc控制策略，并对算法进行建模。
How to get the control parameters is analyzed in details and the experimental results are displayed 给出了双环控制设计的详细过程，建立了基于dsp控制的pfc电源，并进行了实验研究。
This paper analyze the necessary condition of building hybrid pfc , the effect of power spit and control mode 本文分析了混合pfc的构成的必要的条件、能量分流对其的影响以及控制和运行模式。
Nowadays , power factor correction ( pfc ) technique and soft - switching pwm technique are both widely researched 功率因数校正( pfc )技术和软开关pwm技术都是当前电力电子技术研究的热点问题。
Recently , internal and overseas investigators are developing single - stage pfc circuit , which has higher pf and lower price 现在国内外正在开发研究单级功率因数校正电路，具有很高的功率因数，且成本低。
