GB/T 41607-2022 Translated English of Chinese Standard (GB/T 41607-2022, GBT41607-2022): Test method for inertia absorption durability of friction elements in wet automatic transmission
https://www.chinesestandard.net, Sep 20, 2022 - Technology & Engineering - 20 pages
This document specifies the test equipment and preparation, test procedures, test data, precision and test report of the test method for the inertia absorption durability of friction elements in wet automatic transmission. This document applies to the determination of the inertia absorption durability performance of friction elements in automatic transmissions for passenger cars and commercial vehicles. It can be used as a reference for other types of friction elements in automatic transmissions.
according to Formula Adjust Appendix applicable automatic transmission average value Batch number Brake Burning point calculated according carried Color change/cauterization diameter Minor diameter direction document dual plate dynamic friction coefficient dynamic friction test elements in automatic Figure A.2 Force sensor friction coefficient calculated friction components friction elements friction force friction plate friction test drive friction torque measured GB/T installation loaded Materials method millimeters mm2 dark spot mm2 Peeling motor power Note oil tank Opposite side Piston Peeling and chipping Piston side Opposite plate 2 Dual plate and dual position pressure r/min ratio result round Rules shown in Figure side Opposite side side Piston side specified speed Standard starts static friction coefficient Static friction test structure Table test conditions test cycle test drive motor Test equipment test fixture test oil chamber test report testing machine thermocouple Tooth Torque curve Total thickness Wear and tear yes/no