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红外热像法快速确定45#钢的疲劳性能
Alternative TitleOn the Rapid Determination of 45# Steel Fatigue Behavior Based on Infrared Thermography
王青志; 黄芳; 丁桦
Source Publication实验力学
2013-02-15
Volume28Issue:1Pages:68-76
ISSN1001-4888
Abstract红外热像法作为一种无损、实时及非接触的测试技术,在疲劳研究领域得到广泛的应用。该方法克服了传统试验方法周期长、所需试验试件和费用多的困难。本文利用红外热像仪测量了疲劳试验中45#钢试件表面温升变化,根据红外疲劳极限快测法得到疲劳极限,并由累积塑性功和塑性温升之间的相关假设,推导出了试件疲劳寿命的计算公式。试验结果表明,红外热像法可以快速、准确地确定材料的疲劳极限和S-N曲线。
Keyword疲劳能量原理 热耗散 疲劳极限 S-n曲线
Subject Area疲劳与断裂力学
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Indexed ByCSCD
Language中文
CSCD IDCSCD:4826371
DepartmentLMFS工程地质体力学(LEM)
Citation statistics
Cited Times:2[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/47167
Collection流固耦合系统力学重点实验室
Corresponding Author丁桦
Recommended Citation
GB/T 7714
王青志,黄芳,丁桦. 红外热像法快速确定45#钢的疲劳性能[J]. 实验力学,2013,28(1):68-76.
APA 王青志,黄芳,&丁桦.(2013).红外热像法快速确定45#钢的疲劳性能.实验力学,28(1),68-76.
MLA 王青志,et al."红外热像法快速确定45#钢的疲劳性能".实验力学 28.1(2013):68-76.
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