以句容发电厂一期工程为背景，采用maxDNA分散控制系统，实现了1000 MW超超临界机组中的DCS+DEH一体化控制。针对机组的工艺特点及控制要求，对系统硬件选型及分配设计进行了分析、研究，对软件的功能实现进行了说明，对调试过程中遇到的主要问题及解决方案进行了阐述，对系统稳态、扰动性能进行了测试、优化，并给出了测试结果。 maxDNA 分散控制系统在1000 MW超超临界机组的成功应用，为该控制系统及其他同类型控制系统在火电领域的设计和应用提供了参考和指导。%With the project of Jurong power plant phase I as background,by adopting maxDNA distributed control system,the control of the integration of DCS and DEH in 1 000 MW ultra supercritical power unit is realized. In the light of the technological characteristics of the unit and control requirements,the selection and allocation of system hardware are analyzed and researched;and the realization of the software functions is explained. The main problems and solutions in the stage of commissioning are expounded, the system performance under steady state and disturbance conditions are tested and optimized, and the test results are given. The successful application of maxDNA in 1 000 MW ultra supercritical unit provides certain reference and guidance to wide applications and designs of this control system and congenic systems in thermal power field.
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