实验结果表明本实验装置系统能成功实现对输出电压和频率进行调节，进一步验证了四步换流技术的可行性。
The results of the experiment successfully show that it can realize the modulation of the frequency of the output voltage. meanwhile, it validates the feasibility of four-step commutation strategy.
仿真和实验结果证实了该逆变器具有开关频率固定，输出电压波形质量好，非线性负载适应能力强等优点。
The simulation and experimental results illustrate advantages of the inverter:fixed switching frequency, high output-voltage performance, and strong nonlinear load adaptability, etc.
研究结果表明，当悬臂梁压电振子处于谐振频率状态下振动时，输出电压和功率达到最大。
The results showed that the output voltage and power were maximum at the resonance frequency.
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