The clamping snubber circuit was set to the rated breakdown voltage of the MOSFET ( 600 V and800 V respectively). 钳位缓冲电路被设定在场效应晶体管的额定击穿电压上(分别为600伏特和800伏特)。
To briefly introduce the operating mechanism for the soft switch of the active clamping and forward and flyback combination of ZVS-PWM with the single-end circuit topology. 简要介绍一种有源箝位、正反激组合ZVS-PWM单端电路拓扑的软开关工作形成机理。
A Design of Input Rectifying Filter and Clamping Protection Circuit 输入整流滤波器及钳位保护电路的设计
Pressure Setting of Press-keeping Clamping Circuit Based on Accumulator 基于蓄能器保压夹紧回路的压力设定
An improved full-bridge ( FB) zero-voltage and zero-current-switching ( ZVZCS) PWM DC/ DC converter using active voltage clamping circuit is proposed. 提出了一种改进型的具有有源钳位的全桥零电压零电流开关PWMDC/DC变换器。
What due to wrong connection of the grounding lead circuit of core and clamping pieces, and outside electromagnetic field caused an induced current in the autoeciousness circuit is analyzed, and the closed loop problem that should be adverted in engineering constructing is also presented. 对由于铁芯与夹件接地引出回路接线错误由此因外界电磁场在寄生回路上产生的感应电流进行了分析,提出了工程施工中应注意闭合回路问题。
The method for the design and optimization of high frequency transformer using Magnetics Designer code is introduced, and the parameters of switching tube, output rectifier tube and RCD clamping circuit are analyzed based on Pspice simulation. 在Pspice仿真的基础上,介绍了利用MagneticsDesigner软件设计、优化高频变压器的方法,分析了合理选择开关管、输出整流管及RCD箝位电路参数的依据。
Research on secondary clamping circuit of ZVS PWM full-bridge converter ZVSPWM全桥变换器副边箝位电路研究
A Novel Secondary Side Clamping Phase-shifted Full Bridge Circuit 一种新颖的次级箝位全桥移相电路
Working principle of the control circuit is presented, expressions for calculating constant current value of its coil and constant current surplus quantity are derived and calculating expressions of clamping voltage and current break protecting time of the circuit are also given. 介绍了该控制电路的工作原理,导出了其线圈恒流值计算式和恒流裕量计算式,并给出了该电路的钳位电压和停车断电保护时间计算式。
A novel active-clamping circuit used for boost converter is proposed. 提出了一种应用于Boost变换器的新型有源箝位电路。
The paper analyzes the pump voltage of main circuit of3DM and presents the clamping circuit of pump voltage. 分析了三维电机(3DM)主电路泵升电压的产生过程;给出了泵升电压的钳位电路。
The clamping action of the pulse realizing circuit can effectively relieve the voltage applied on the power switch transistor so that the reliability and service life of the pulse power unit are increased. 由于通过脉冲实现电路的箝位作用,有效地降低了功率开关管所承受的电压,提高了脉冲电源的可靠性和使用寿命。
Filter the interested parts using spatial filter, and detect the intensity of the interested part by photronic cell. After I-V conversion, preamplifier, clamping circuit and A/ D convertor, import it to the Single-chip Microcomputer ( SCM) to automatically grade and process. 用空间滤波器滤出我们感兴趣的两物体差异部分,用光电池探测其光强并经I-V转换、前置放大、限位与A/D转换后输入到单片机上进行自动分级与处理。
This share-voltage topology of power device in series with passive components can avoid the complex design process of gate voltage control circuit, and the loss is far less than that of the traditional RCD clamping circuit. 由于该型器件串联均压拓扑采用无源器件构成均压电路,因而能避免门极均压控制电路设计的繁复和不稳定性,且损耗远小于传统的RCD箝位均压方式。
Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed. 系统中采用了滞环电流可控电压型逆变器技术与单相箝压缓冲技术,并对功率主电路与控制电路进行了设计。
According to the design rule of the clamping circuit, an optimal parameter design method is introduced, and it reduces the minimum pulse width and speed up the dynamic recovery process. 根据曲线给出了优化参数的计算公式,不但大大简化了箝位电路的设计过程,而且降低了最小脉宽限制,提高了动态恢复速度。
Based on experiment, the reliability of the clamping is analyzed. And based on the analyzed parameters, the magnetic circuit and magnetic parameters are designed. 然后通过实验对此固持方法的可靠性进行了分析论证,并且根据分析得到的数据设计了外加磁场的磁路及磁极参数。
Secondly, making use of the passive and no-destructive clamping circuit can increase the conductive angle, absorb the leakage energy and reuse, improve the efficiency of converter and at the same time the clamper can limit the drain-source voltage of switch. 然后,通过加入无源无损的箝位电路,增大输入电流的导通角、吸收漏感能量并且重新利用、提高变换器的效率、同时还能限制开关管的漏源电压。