The thesis mainly discussed the software and hardware structure of distributed control system and the character of real-time operating system QNX. The paper describes the method of designing the software of LuNeng2000 DCS.

• 本文主要研究了分散控制系统现场控制站的软硬件结构和实时操作系统QNX的特点，结合实际，设计开发了鲁能2000分散控制系统的现场控制站软件。