FAULT DIAGNOSING METHOD BASED ON SIMULATED VACCINE

摘要

A fault diagnosing method based on a simulated vaccine is provided. The fault diagnosing method comprises steps of: establishing a dynamic simulation model for simulating a start-up operation and a steady-state operation of a technological process according to process information, an operating procedure and historical data of the technological process; running the dynamic simulation model; extracting data within a first predetermined time from the simulated normal sample set to generate a normal simulated vaccine, and extracting data within a second predetermined time from the simulated fault sample set to generate a fault simulated vaccine; acquiring the historical data of the technological process; obtaining an immune antibody coefficient of the normal simulated vaccine, and generating a normal antibody library; and obtaining an immune antibody coefficient of the fault simulated vaccine, and generating a fault antibody library according to the fault simulated vaccine.

主权项

1. A fault diagnosing method based on a simulated vaccine, comprising steps of:
establishing a dynamic simulation model for simulating a start-up operation and a steady-state operation of a technological process according to process information, an operating procedure and historical data of the technological process; running the dynamic simulation model to obtain a simulated sample set of simulated running data in a plurality of states, wherein the simulated sample set has various types of simulated samples and comprises a simulated normal sample set and a simulated fault sample set, the simulated normal sample set comprises simulated data sample sets obtained during a normal start-up operation and during a normal steady-state operation, and the simulated fault sample set comprises fault data sample sets corresponding to a plurality of faults generated during the start-up operation and during the steady-state operation; extracting data within a first predetermined time from the simulated normal sample set to generate a normal simulated vaccine, and extracting data within a second predetermined time from the simulated fault sample set to generate a fault simulated vaccine; acquiring the historical data of the technological process to generate a historical sample set comprising a historical normal sample set and a historical fault sample set; obtaining an immune antibody coefficient of the normal simulated vaccine according to a historical normal sample in the historical normal sample set and a normal simulated vaccine corresponding to the historical normal sample in the historical normal sample set, and generating a normal antibody library according to the normal simulated vaccine; and obtaining an immune antibody coefficient of the fault simulated vaccine according to a historical fault sample in the historical fault sample set and a fault simulated vaccine corresponding to the historical fault sample in the historical fault sample set, and generating a fault antibody library according to the fault simulated vaccine.