分布控制系统实验研究装置由ＩＮＦＩ－９０系统的过程控制单元、工程设计工作站和被控对象的计算机实时仿真装置组成。它具有教学实习、人员培训及应用性研究等功能，可解决现场工程技术人员硬件组态和软件组态能力的训练问题，对实际系统进行半物理仿真以便优化控制品质。此外还介绍了３００ＭＷ机组除氧品压力控制系统的实例应用。 Distributed control system experimental research device consists of INFI-90 system process control unit, engineering design workstations and controlled object computer real-time simulation device. It has teaching practice, personnel training and applied research and other functions, can solve the field engineering and technical personnel hardware configuration and software configuration ability of training problems, the actual system for semi-physical simulation in order to optimize the control quality. In addition, an example application of the oxygen control pressure control system of 300MW unit is also introduced.