Fan failure detecting and diagnosing method based on bispectrum data

• Main Authors: TANG CHUANQUAN, ZHAO JIANJUN, YU TIANYI, CHU NING, WU DAZHUAN, XU JIANFENG
• Format: Patent
• Language: Chinese; English
• Published: 09.01.2018
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The invention discloses a fan failure detecting and diagnosing method based on bispectrum data. Through noise reduction, a signal with the good noise reduction effect is obtained; then according to the noise-reduction signal, bispectrum treatment is conducted, and thus a bispectrum treatment image i...