On-line monitoring system for fan gear box

• Main Authors: CAI LAISHENG, ZHANG NING, REN YU, FENG BAOQUAN, LIANG HAO, FU DA, MEI DONGSHENG, XIE ZHENGHE, MAO YONGQING, LIANG ZHIJIA, LU XUWEI, WENG PENGFEI, QUAN GANGWEI, LEI BIN, ZHAO XIAORAN, CHEN GUOWEI, ZHAO YONGLIANG, WANG FANGZHOU, GU XIAOJUN, LI MAOQING
• Format: Patent
• Language: Chinese; English
• Published: 22.03.2022
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides an on-line monitoring system for a fan gearbox. The on-line monitoring system comprises an oil inlet pipe (1), a first regulating valve (2), a heater (3), an oil-gas separator (4) and a cooler (5) which are sequentially connected in series, the cooler (5) is respectively connected with the second regulating valve (6) and the third regulating valve (7); the second regulating valve (6) and the third regulating valve (7) are connected in parallel; the second regulating valve (6) is connected in series with a laser particle counter (8); the third regulating valve (7) is connected in series with an intermediate infrared spectrum sensor (9); and the laser particle counter (8) and the intermediate infrared spectrum sensor (9) are both connected with an oil return pipe (10). The online application of the particle counter to high-viscosity oil liquid is realized, and the particle pollution of the oil liquid is rapidly and timely monitored; and the change conditions of micro water, viscosity,