Multistage intelligent fault diagnosis monitoring system of digital instrument control system of nuclear power plant

• Main Authors: LIAN XINWEI, TAO RUNZHI, LIU ZHANWEI, ZHU YUZHE, LIU QIHUAN, CHEN MINXUAN, ZHANG XINFENG, DING SHISHENG, LI MIN, XU JIAN, LU WEIWEI, SHI WEIHUA, YU FENGGUANG, HONG SHIXIN, WU JUNTAO
• Format: Patent
• Language: Chinese; English
• Published: 12.03.2024
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The invention belongs to the technical field of fault monitoring, and particularly relates to a multistage intelligent fault diagnosis monitoring system for a digital instrument control system of a nuclear power plant, which comprises a data acquisition server for acquiring the operation state of a DCS (Distributed Control System), generating operation state information and transmitting the operation state information to a data storage server; the data storage server is used for storing the running state information and transmitting the running state information to the computing server; the computing server is used for performing logical operation and threshold comparison on the running state information, analyzing whether the current running state information is in a normal range, generating an analysis result and transmitting the analysis result to the fault diagnosis unit; the fault diagnosis unit is used for summarizing and classifying the analysis results of the computing server, generating different typ