The theory of short circuit flow field is put forward. Based on the principle of flow field superimposition, a mathematical model is established.
提出短路流场理论，根据流场叠加原理，建立了流场数学模型。
A new control method of multiunit inverter is described, which determines the triggering pulse for each unit to obtain the sine wave output through multiple-phase shifting superimposition principle.
研究了多重化逆变器的一种控制方法，采用逆推的方法确定各单元的触发脉冲，通过多重移相叠加原理得到正弦波输出。
Based on the principle of flow field superimposition, a mathematical model is established. A new and highly efficient product for dust control is provided.
提出短路流场理论，根据流场叠加原理，建立了流场数学模型。
Based on the principle of flow field superimposition, a mathematical model is established. A new and highly efficient product for dust control is provided.
提出短路流场理论，根据流场叠加原理，建立了流场数学模型。
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