Method and device for generating test spectrum of durability test

The invention provides a method and device for generating a test spectrum of a durability test, and the method comprises the steps: obtaining a motor acceleration factor of a motor under a typical working condition according to the temperature distribution of a motor winding under the typical working condition, and determining a high-temperature test duration based on the motor acceleration factor; the high-temperature test duration is distributed to each working condition point under the typical working condition, so that each working condition point is associated to a corresponding test time period, the estimated mechanical fatigue damage meets a preset mechanical durability test requirement according to a distributed result, and the sum of the test time periods of the working condition points is equal to the high-temperature test duration; and determining a test spectrum based on the distributed result. 本申请提供一种耐久测试的试验谱的生成方法及装置，所述方法包括：根据典型工况下的电机绕组温度分布，获得电机在所述典型工况下的电机加速因子，并基于所述电机加速因子确定高温试验时长；将所述高温试验时长分配至所述典型