Aiming at a tractor with six cylinder engine,the vibration characteristics of powertrain are analyzed by using ODS method,the correctness of ODS analysis is validated through modal test.

• 针对某六缸发动机半挂牵引车,应用振动ODS方法分析了该动力总成的振动特性,并通过模态试验验证了振动ODS分析结果的正确性。