Method and apparatus for detecting performance of an APU fuel assembly

• Main Authors: HUANG, LEI, CHEN, LEI, WU, JIAJU, ZHENG, FENGLIANG, GU, ZHUPING, MA, HONGTAO, WANG, RONG
• Format: Patent
• Language: English; French; German
• Published: 20.05.2015
• Subjects: AIRCRAFT; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSIONTRANSMISSIONS IN AIRCRAFT; AVIATION; CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; COSMONAUTICS; EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PARACHUTES; PERFORMING OPERATIONS; PHYSICS; REGULATING; TRANSPORTING

The present invention relates to a method for detecting performance of an APU fuel assembly, comprising: obtaining APU messages at multiple time points within a time period; obtaining running parameters of the APU fuel assembly according to the APU messages, the running parameters at least comprising starting time STA; calculating average value AVG and deviation index ´ of the starting time STA within said time period; determining whether performance of the APU fuel assembly is in the stable phase, decline phase, or failure phase according to the deviation index ´.