A scheme of direct torque-control system of asynchronous machine with a simple Resonance Pole Zero Voltage Transfer (RPZVT) inverter is proposed.
提出一种采用控制简单的谐振极零电压过渡(RPZVT)软开关逆变器的异步电机直接转矩控制新方案。
The principle of 3-3 matrix converter(MC) based on direct transfer function control is studied and the control process of the matrix converter based on this control is deduced.
研究了3-3矩阵变换器（MC）基于直接传递函数法控制的原理，推导出了基于直接传递函数调制的矩阵变换器的控制过程。
In addition to the route of "the bends of the cut-off", cross-strait direct air traffic control departments, will be the first time a direct transfer of the call.
除了航线的截弯取直，两岸空管部门在直航过程中，还将首次实现直接通话交接。
In addition to the route of "the bends of the cut-off", cross-strait direct air traffic control departments, will be the first time a direct transfer of the call.
除了航线的截弯取直，两岸空管部门在直航过程中，还将首次实现直接通话交接。
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