研究压电智能梁结构力电耦合位移电势分析的新理论新方法。

The new theory and new method of the electromechanical displacement and electric potential analysis of piezoelectric intelligent beam are studied in the paper.

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通过对ML4428的介绍，分析了反电势感应技术在无刷直流电机中的应用，并给出了其中一些重要参数的计算方法。

The application of the technology of back EMF induction in BLDC are analyzed by introducing the IC ML4428. The calculation formulas of some important parameters are shown behind.

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对电势零点的选取问题进行了分析，重点论述了电势零点如何选取及所限定的条件。

The problem of choice of zero point of electric potential is analyzed. concentrating on how to choose and the limited conditions.

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