充电发电机励磁系统的设计与研究

Design and Research on Digital Excitation Regulator of the Charging Generator

介绍一种基于单片机C8051的充电发电机数字励磁调节器的设计与研究。详细分析了数字励磁调节器的硬件组成和软件构成,具有电路简单、可靠、配置灵活等优点。数字励磁系统的应用,实现了对蓄电池的三级式充电控制,使得蓄电池的充电效率更高,也增加了蓄电池的使用寿命,优化了发电机组间无功功率的分配,增强了机端电压的动态静态指标。通过仿真可以看出,数字励磁系统的采用大大提高了电力系统的稳定性。

A design and research on digital excitation regulator for the charging generator based on C8051 chip microcomputer is introduced. Its control model and adjusting principle are described hereafter with detailed analysis made on the software and hardware structure of the digital excitation adjustor. It has many advantages such as simple hardware, high reliability, flexible configuration and so on. By using this system, three-class charging control of accumulator is realized. This design improves charging efficiency, longevity of service, dynamic and static characteristics .The simulation experiment shows that the digital excitation system improves the stability of power system greatly.