微机自动准同期装置的开发与研究

Development and Study on Automatic Quasi-Synchronized Device for Microprocessor

介绍了装置的硬件结构、软件设计和保护方案,研究了电网系统发电机和待并网发电机在运行状态下的频差模型和相应的相角差算法,利用工用32位微处理器高效快速的运算和处理能力,实现了微机准同期并网的智能控制。该保护装置成本低,性能好,精度高,运行稳定可靠,维护方便。

Introduction was made to hardware structure,software and protection plan of the automatic quasi-synchronized device.Study was made on frequency difference model and relevant phase angle difference algorithm for power gird system generators and generators ready to be put in parallel operation in operation state,using 32-bit microprocessor high efficiency and quick calculation and processing ability realizes intelligent control for microprocessor quasi-synchronized parallel net.The protection device is low in cost,good in performance,high in accuracy,stable and reliable in operation and convenient in maintenance.