The invention provides a helicopter cable descent rope service life testing method. The method comprises the steps that 1, a cable descent rope A and a cable descent rope B in brand new states are selected in advance; 2, carrying out a life test on the cable descending rope A to obtain test times NA; 3, carrying out a life test on the cable descending rope B to obtain a test frequency NB; 4, comparing the number of tests NA with the number of tests NB; step 5, if NAgt; if so, determining the service life of the cable descending rope according to the test times NB of the cable descending rope B; if NAlt; and if not, determining the service life of the cable descending rope according to the test times NA of the cable descending rope A.
本申请提供一种直升机索降绳索使用寿命测试方法,方法包括:步骤1:预先选取全新状态的索降绳索A和索降绳索B;步骤2:对索降绳索A进行寿命试验,获得试验次数NA;步骤3:对索降绳索B进行寿命试验,获得试验次数NB;步骤4:对比试验次数NA和试验次数NB;步骤5:若NA>NB,则根据索降绳索B的试验次数NB确定索降绳索的使用寿命;若NA
Helicopter cable descending rope service life testing method
一种直升机索降绳索使用寿命测试方法
2023-05-02
Patent
Electronic Resource
Chinese
IPC: | G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
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