在700 MW大型水轮发电机组智能调速器研制过程中,提出了以Simulink模型为基础,借助工具箱xPC Target构建水轮发电机组实时仿真系统的方法,以普通工控机和数据采集卡为硬件构造出机组实时仿真模型。该实时仿真模型建模方便、参数调整灵活,与实际的智能调速器结合构成了半实物实时仿真系统,在智能水轮机调速器研发中发挥了重要作用。 In the process of development of intelligent governor of 700 MW large hydrogenerator unit, a method based on Simulink model and real-time simulation system of hydrogenerator unit with toolbox xPC Target is proposed. Taking common industrial control computer and data acquisition card as hardware Construct the unit real-time simulation model. The real-time simulation model is easy to be modeled and the parameters are adjusted flexibly. Combined with the actual smart governor, the real-time simulation system is constructed and plays an important role in the research and development of intelligent turbine governor.