The model for general snubber circuits is presented by means of analyzing the snubber circuit of a chopper.
通过对斩波器中缓冲电路工作过程的分析，提出了一般缓冲电路的模型。
The experimental and simulative waveforms of magnet current and DC bus current inosculate well, which indicates the validity of the proposed mathematical model of chopper and its control method.
磁体电压、磁体电流及直流母线电流仿真与实验波形吻合较好，所应用的斩波器数学模型及其控制方法能实现对超导磁体快速稳定地充、放电和续流。
The model setting up method of the three module which include power factor correction circuit, two-transistor forward converter, secondly chopper circuit, is discussed in detail.
分别讨论了功率因数校正模块、双正激变换电路模块和二次斩波模块的建模方法。
The utility model can reduce the torque required for rotating the cutter head through changing the direction of working face of grass chopper blade.
本实用新型通过改变铡草刀的刀刃所在面的方向，从而降低刀盘旋转需要的扭矩。
The utility model can reduce the torque required for rotating the cutter head through changing the direction of working face of grass chopper blade.
本实用新型通过改变铡草刀的刀刃所在面的方向，从而降低刀盘旋转需要的扭矩。
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