Comparing with another control methods, OCC have more simply controlling circuit and constant switch frequency.
与其它控制方式相比，OCC优势在于其控制电路结构简单，且高频开关的开关频率是恒定的。
The control signals of invertor are produced by space vector modulation to achieve a small torque ripple and constant switch frequency.
以空间矢量调制方法来获得逆变器的开关信号，实现了小的转矩脉动和恒定的开关频率。
The results show that this control scheme could realize the high efficiency soft-switch control under the constant switching frequency to the converter.
结果表明，该控制方案能在恒定开关频率下对变换器实现高效率的软开关控制。
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