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提出了一种双逆变器直流母线并联，变频输出驱动同轴串联的两台异步电动机结构的新型变频调速实验系统。该方案研究获得的结果表明：这种具有创新特色的交流变频调速实验系统可实现电动机组之间直接电磁转矩方式的负载关系，可方便地获得电动机在反应或位能负载特性下四象限运?
A novel inverter control system with dual inverter DC bus in parallel and variable frequency output driving the structure of two asynchronous motors connected in series is proposed. The results of this program study show that this innovative AC variable frequency speed regulation experiment system can realize the direct electromagnetic torque load relationship between motor units and can conveniently obtain the four quadrants of the motor under reaction or potential energy load characteristics Shipped?