论文标题

修改的弗洛里希方程,用于建模三相自激的同步发电机

Modified Froelich's Equation for Modelling of a Three Phase Self-Excited Synchronous Generator

论文作者

Banerjee, Udayan, Kumar, Nayan, Sekhar, Thotakura NSC, Saha, Tapas Kumar, Paul, Chayan Kumar

论文摘要

随着电力和电磁设备的设计和分析的发展和分析,同步发电机的磁饱和建模已成为出版物数量的感兴趣的主题。大多数现有的电气机建模方法确实忽略了饱和效果,以实现简单性。另一方面,结合了饱和效应的人正在处理系数的复杂计算,这些系数涉及繁琐的曲线拟合技术,例如非线性回归,最小二乘。本文介绍了自激发同步发生器建模的新方法,以及磁化特性,以轻松和良好的精度为灵感。所提出的数学模型是在模拟环境中实现的,并用实用的三相自激发同步发电机验证了结果,其中饱和起着至关重要的作用。

With advancement in design and analysis of electro-mechanical and electromagnetic devices, the modelling of magnetic saturation of a synchronous generator has emerged to be a subject of interest in number of publications. Most of the existing electrical machine modelling methods does ignore the saturation effect for simplicity. On the other hand, who incorporate saturation effect, are dealing with complex computation of coefficients which involves tedious curve fitting techniques like non-linear regression, least-squares. This paper presents the novel method of modelling of the self-excited synchronous generator along with magnetizing characteristics with ease and good accuracy which is inspired from Froelichs equation. The proposed mathematical model is implemented in simulation environment and validated the results with a practical three phase self-excited synchronous generator in which saturation plays a vital role.

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