一种蠕变持久寿命预测方法、系统、设备及计算机介质

• Format: Patent
• Language: Chinese
• Published: 20.09.2024
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

本申请公开了一种蠕变持久寿命预测方法、系统、设备及计算机介质，应用于寿命预测中，获取待测对象的应力三轴因子；将应力三轴因子的最大值作为蠕变持久寿命预测的危险点；基于Hayhurst模型获取待测对象的目标应力；基于Larson-Miller方法构建待测对象的寿命预测模型；基于蠕变初始时刻的应力状态、危险点、目标应力及寿命预测模型对待测对象进行蠕变持久寿命预测。本申请中，可以将待测对象的应力三轴因子的最大值作为蠕变持久寿命预测的危险点，并基于蠕变初始时刻的应力状态、危险点、目标应力及寿命预测模型进行蠕变持久寿命预测，寿命预测准确性好。本申请提供的一种蠕变持久寿命预测系统、设备及计算机可读存储介质也解决了相应技术问题。 The invention discloses a creep endurance life prediction method, system and device and a computer medium, which are applied to life prediction and used for acquiring a stress triaxial factor of a to-be-measured object; taking the maximum value of the stress triaxial factor as a dangerous point for predicting the creep endurance life; obtaining the target stress of the to-be-measured object based on a Hayurst model; constructing a life prediction model of the to-be-tested object based on a Marson-Miller method; and performing creep endurance life prediction on the to-be-tested object based on the stress state at the creep initial moment, the dangerous point, the target stress and the life prediction mode