An equivalent area algorithm of harmonic injection is proposed, a realization method of automatic regulating output voltage is presented at the same time.
提出了面积等效谐波注入算法，同时提出了基于该算法的输出电压自动调整实现方法。
To modeling the nonlinear part, nonlinear PWM process is linearized by equivalent-area method, so linear models of whole system in every condition are built.
对非线性环节，应用等效面积方法把本质非线性的PWM过程线性化，从而给出不同工况下系统的线性模型。
Firstly, the structure of the transducer is designed using the equivalent cross-section area method and the weight function and head loss are calculated.
文中提出了一种运用等效坎截面法的变器结构设计，并对相应的权重函数和阻力损失进行了计算。
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