介绍了传感器的设计原理，并将该传感器在标准振动模拟台上进行试验，给出了传感器的实际输出波形。
The principle of the transducer is given and the transducer is verified by a vibration transducer calibration system with a satisfactory output.
分析了所用的PWM驱动电路的输出电压和电流波形，并给出实际应用电路以及实验结果。
Analyzes the waveform of output voltage and current of PWM drive circuit, and also gives practical application circuits and test results.
为了得到实际输出电压波形，根据开关器件通断时间的具体要求，提出了展宽开关角对的优化策略。
For obtaining practical output voltage waveform, the optimized strategy of widening a couple of switch angles is presented based on the specific requirement of on-off time of switching device.
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