在Abaqus软件中的纤维连接组织损伤的实施上
Agnieszka Sabik1, Wojciech Witkowski1
1Department of Mechanics of Materials and Structures, Faculty of Civil and Environmental Engineering, Gdańsk University of Technology, Narutowicza 11/12, 80-233 Gdańsk, Poland.
Journal of biomechanics
|July 30, 2023
概括
这项研究表明,使用Abaqus有限元素分析软件模拟受损,异型,超弹性组织的有效方法. 该UANISOHYPER_INV子程序简化了模拟生物机械应用复杂的生物材料行为.
科学领域:
- 生物力学 生物力学
- 材料科学 材料科学 材料科学
- 计算力学 计算力学 计算力学
背景情况:
- 连接纤维组织 (肌,带) 由于原纤维的对齐而表现出异型的超弹性行为.
- 由于创伤或衰老造成的组织损伤会影响关节和四肢的运动,因此需要进行体分析.
- 有限元法 (FEM) 对于体内运动研究,手术规划和医疗器械设计至关重要.
研究的目的:
- 评估UANISOHYPER_INV在Abaqus中的用户子程序,用于模拟横向同位素软组织受损.
- 将子程序的应用扩展到生物力学分析中的损伤响应模型.
- 建立一种高效且易于使用的方法来模拟异型超弹性材料的行为.
主要方法:
- 使用了Abaqus有限元素分析软件.
- 采用UANISOHYPER_INV用户子程序,只需要材料能量函数和衍生品.
- 模拟的半静态反应横向同位素组织的损伤.
- 验证了方法,并与实验数据进行了验证.
主要成果:
- 在UANISOHYPER_INV子程序有效模拟异性质的超弹性材料的行为.
- 该子程序的应用成功地扩展到包括损害响应.
- 计算方法通过验证和验证证明了效率和准确性.
结论:
- UANISOHYPER_INV子程序提供了一种简化和高效的方法来模拟Abaqus中的异性质超弹性组织行为.
- 这种方法促进了先进的生物力学分析,包括损伤建模,用于手术规划和植入物设计中的应用.
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