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primary inductance
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  初级电感
     This power adopt single defying type structure and soft switch technology, simplifythe electric circuit topology structure, using transformer primary inductance and electriccapacity Cs resonant element and so on, constituting assistance trades flows the network,in the switch process, adding to the resonance process, then it eliminate thevoltage in the switch process, reduces greatly and even eliminate the switch noise,reduce the dynamic stress in the switch switching process, so add a very small radiator,the power can work well.
     该电源采用单端反激式结构和软开关技术,简化了电路拓扑结构。 利用变压器初级电感和电容Cs等谐振元件,构成辅助换流网络,在开关过程前后引入谐振过程,就可以消除开关过程中的电压与电流的重合、大大减小甚至消除损耗和开关噪声,降低开关转换过程中动态应力,加一个很小的散热片就可以正常工作。
短句来源
     In the end, the part-magnetic-core pulse transformer is constructed with primary inductance 3.14μH, second inductance 298.89μH and coupling coefficient 0.873. Compared with the air-core spiral strip pulse transformer of the same dimension, the coupling coefficient is increased by 13.4 percent. This transformer is used to charge for water capacitor. The output voltage of transformer is up to 635kV in the experiment.
     最终研制的部分磁芯带绕式脉冲变压器的初级电感为3.14μH,次级电感为298.9μH,次级输出电压在635kV以上,耦合系数为0.87,比相同结构尺寸的带绕式空芯脉冲变压器的耦合系数提高了13.4%,变比提高了20%,能量传输效率提高44%。
短句来源
  “primary inductance”译为未确定词的双语例句
     This paper advances the formula for calculating the primary inductance in transformer based on the maximum duty cycle and researches the characteristics of flyback voltage with a purpose of discussing the formula of flyback voltage.
     提出了基于最大占空比的初级电感计算公式,讨论了反激电压的特性及反激电压确定公式。
短句来源
  相似匹配句对
     primary prevention.
     初级预防。
短句来源
     Primary Myelofibrosis
     原发性骨髓纤维化(附5例报告)
短句来源
     This effect can be represented by thefunction of primary length, speed, secondary inductance and resistance.
     这种效应可以表示成直线电机初级铁心有效长度、次级电阻、次级电感和速度的函数。
短句来源
     On Additivity of Self-Inductance
     论回路自感的可加性
短句来源
     Measurement of nonlinear inductance
     非线性电感的测量
短句来源
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  primary inductance
Vin the rectified bulk voltage and Lp the primary inductance.
      
The spreadsheet uses the lowest primary inductance and lowest switching frequency to compute worst case primary peak current.
      


Designing a good flyback power supply is useful but not so easy for hardware designers.This paper aims at discussing the principle of flyback and introducing a new design process of flyback switching converter which can be used for various PWM IC controlling.This paper advances the formula for calculating the primary inductance in transformer based on the maximum duty cycle and researches the characteristics of flyback voltage with a purpose of discussing the formula of flyback voltage.

主要研究一种适用于各种不同形式控制IC的高频反激式开关电源设计的新方法。提出了基于最大占空比的初级电感计算公式,讨论了反激电压的特性及反激电压确定公式。

The output voltage of switching power supply by Pulse Frequence Modulation(PFM) control has a wide variable range.In this paper,according to this characteristic,Flyback converter by PFM control is presented and its working process is introduced.The difference between PFM and PWM is contrasted.The important parameters in design are discussed,such as duty-cycle,ripple voltage,output filter,primary inductance,and so on,which are the important practical references in the design of switching power supply by...

The output voltage of switching power supply by Pulse Frequence Modulation(PFM) control has a wide variable range.In this paper,according to this characteristic,Flyback converter by PFM control is presented and its working process is introduced.The difference between PFM and PWM is contrasted.The important parameters in design are discussed,such as duty-cycle,ripple voltage,output filter,primary inductance,and so on,which are the important practical references in the design of switching power supply by PFM control.

采用脉冲频率调制(Pulse Frequence Modulation,简称PFM)方式的开关电源能够实现输出电压大范围连续可调。根据其特点,论述了这种调制方式在反激式变换器中的应用,介绍了它的工作过程,并对比了它与脉冲宽度调制(Pulse Width Modulation,简称PWM)方式之间的差异,最后对工作周期、输出纹波、输出滤波和变压器初级电感等重要设计参数进行了讨论,这对脉频式开关电源的设计具有重要的实际参考意义。

 
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