SAE J651-2015
SAE J 651-2015

Passenger Car and Light Truck Automatic Transmission and Automatic Transaxle Test Code

标准号

SAE J651-2015

发布日期

2015年06月01日

实施日期

2015年07月02日

废止日期

无

中国标准分类号

/

国际标准分类号

/

发布单位

SAE - SAE International

引用标准

14

适用范围

The extent of test conditions on the dynamometer must be sufficient to determine the efficiency characteristics corresponding to the following range of vehicle operations in all gear ratios with locked torque converters (open converter can also be done where appropriate and noted). a. Efficiency versus output speed versus input torque b. Torque ratio versus output speed c. Input speed versus output speed d. Output torque versus output speed e. Parasitic loss versus input speed (spin losses) f. Cooler flow g. Output torque bias (front wheel drive transaxles)