Results 21 to 30 of about 679,610 (316)

A non-unified viscoplastic constitutive model based on irreversible thermodynamics and creep-fatigue life prediction for Type 316 stainless

Materials Research Express, 2022
In this work, to describe the cycle behavior considering fatigue-creep interaction, a non-unified viscoplastic constitutive model for 316 stainless steel is derived within the irreversible thermodynamic framework.
Yehui Cui, Xiangguo Zeng, Junfeng Xiao, Huayan Chen   +3 more
doaj   +1 more source

Corrosion Life Prediction of Nitrogen Anti-soluble Pipe String in Salt Cavern Underground Gas Storage

Shiyou jixie, 2022
In order to analyze the oxygen corrosion of the pipe string under the nitrogen anti-soluble condition in the salt cavern underground gas storage and predict its service life, the high temperature and high pressure corrosion weight loss test was carried ...
Wan Liping, Wang Baihui, Xie Meng, Hu Cheng, Wen Yunfei   +4 more
doaj  

A deep learning-based method for predicting the low-cycle fatigue life of austenitic stainless steel

Materials Research Express, 2023
In modern engineering, predicting the fatigue life of materials is crucial for safety assessment. The relationship between fatigue life and its influencing factors is difficult to predict by traditional methods, and deep learning can achieve great power ...
Hongyan Duan, Shunqiang Yue, Yang Liu, Hong He, Zengwang Zhang, Yingjian Zhao   +5 more
doaj   +1 more source

Fatigue life modeling and prediction methods for composite materials and structures—Past, present, and future prospects

, 2020
This chapter aims to provide an overview of the fatigue life modeling and prediction methods for composite materials and structures, recalling methods used in the past, discovering the present status, and attempting to foresee future trends ...
Vassilopoulos, Anastasios, Anastasios P. Vassilopoulos   +1 more
core   +1 more source

Aprediction model for the very high cycle fatigue life for inclusion-FGA (fine granular area) -fisheye induced fatigue failure

工程科学学报, 2017
A prediction model for the very high cycle fatigue life for inclusion-fine granular area (FGA) -fisheye-induced failure was studied in this work. Combined with the experimental results of Cr-Ni-W alloy steel, a local crack initiation life model (LCIL ...
DENG Hai-long, LI Wei, SUN Zhen-duo, ZHANG Zhen-yu   +3 more
doaj   +1 more source

Research on the Damage Evolution Process of Steel Wire with Pre-Corroded Defects in Cable-Stayed Bridges

Applied Sciences, 2019
A numerical simulation method is presented in this paper to study the damage evolution and failure process of high-strength steel wires with pre-corrosion defects in cable-stayed bridges under fatigue loads.
Ying Wang, Yuqian Zheng
doaj   +1 more source

Machine condition prognosis based on regression trees and one-step-ahead prediction [PDF]

, 2008
Predicting the degradation of working conditions of machinery and trending of fault propagation before they reach the alarm or failure threshold is extremely important in industry to fully utilize the machine production capacity.
Yang, Bo-Suk, Tan, Andy Chit Chiow, Tran, Van, Tran, Van Tung, Oh, Myung-Suck, Tan, Andy   +5 more
core   +1 more source

Prediction Method and Verification of Fatigue Life for a Turbine Disk with Bolt Hole

Xibei Gongye Daxue Xuebao, 2019
In order to improve the fatigue life prediction accuracy of FGH96 material for turbine engine at higher stress gradient notch, such as bolt holes, the new mean stress formula is used in this paper, the effect of stress gradient and size effect are ...

doaj   +1 more source

Prediction of the Remaining Useful Life of Lithium–Ion Batteries Based on Mode Decomposition and ED-LSTM

Batteries
The prediction of remaining useful life (RUL) of lithium–ion batteries is key to the reliability assessment of batteries and affects safe application of batteries. This article introduces a CEEMDAN-RF-MHA-ED-LSTM method.
Bingzeng Song, Guangzhao Yue, Dong Guo, Hanming Wu, Yonghai Sun, Yuhua Li, Bin Zhou   +6 more
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Low Cycle Fatigue Behaviors of Alloy 617 (INCONEL 617) Weldments for High Temperature Applications

Metals, 2016
In this study, we comparatively investigate the low cycle fatigue behavior of Alloy 617 (INCONEL 617) weldments by gas tungsten arc welding process at room temperature and 800 °C in the air to support the qualification in high temperature applications of
Rando Tungga Dewa, Seon Jin Kim, Woo Gon Kim, Eung Seon Kim   +3 more
doaj   +1 more source