Fault acoustic diagnosis system for turnout switch machine

• Main Authors: LU WEI, YANG JINGYA, GAO JIHAO, WU TIANTIAN, MA HUA, CHU CAIHONG, FANG XINHE
• Format: Patent
• Language: Chinese; English
• Published: 19.11.2021
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; ENSURING THE SAFETY OF RAILWAY TRAFFIC; GUIDING RAILWAY TRAFFIC; OTHER AUXILIARY EQUIPMENT FOR RAILWAYS; PERFORMING OPERATIONS; PHYSICS; RAILWAYS; TRANSPORTING

The invention discloses a fault acoustic diagnosis system for a turnout switch machine, which comprises a signal acquisition module, a storage module, a data analysis module, a signal preprocessing module, an acoustic detection module and an evaluation module, wherein the signal acquisition module is used for acquiring detection data information and storing the detection data information in the storage module; the evaluation module analyzes existing environment information and fault detection results to obtain main influence factors, the signal preprocessing module carries out preprocessing to obtain preprocessing results, and the data analysis module analyzes the preprocessing results of the signal preprocessing module to obtain noise influence parameters, analyzes the environment information in the acquisition time period to obtain an environment influence parameter, finally obtains a threshold value through the preprocessing result, the noise influence parameter and the environment influence parameter. A f