It introduces a simple drive circuit, which can improve dynamic performance of welding power source, lower the manufacturing cost and meet the requirement of GB15579.

介绍了一种简单的驱动电路，它能有效改善焊接电源的动态性能，降低产品制造成本，满足GB 15579的安全要求。

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Therefore, to explore and master structural optimization methods to improve dynamic performance of rectangular welding mold, is very important to the ultrasonic equipment manufacturers.

因此，探索和掌握矩形焊接模具的结构优化设计方法，提高模具的动态性能，对超声设备制造企业具有重要意义。

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The active filter based on dual DSP can improve the performance of filtering, restrain the resonance between LC circuit and electrical network, and improve dynamic performance of compensation system.

采用基于双dsp结构的有源滤波器可以大大改善滤波性能，并能抑制LC电路与电网之间的谐振，提高补偿系统动态性能。

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