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机翼结构应变测量实验教学系统研发与应用

Development and application of experimental teaching system for strain measurement of wing structures

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【作者】 柳敏静杨雷徐浩谭德阳武湛君

【Author】 LIU Minjing;YANG Lei;XU Hao;TAN Deyang;WU Zhanjun;State Key Laboratory of Structural Analysis, Optimization and CAE Software for Industrial Equipment, School of Mechanics and Aerospace Engineering, Dalian University of Technology;

【机构】 大连理工大学工业装备结构分析优化与CAE软件全国重点实验室力学与航空航天学院

【摘要】 为深化本科生对机翼结构在结构健康监测和应变测量的理解,使学生做到“知识-能力-素质”贯通,研制机翼悬臂梁结构应变测量的教学实验系统,引入光纤传感器、光纤光栅传感器测量方法及数字图像相关技术,开展全场应变场测量实验,并和传统的电测法进行对比,使学生了解和掌握先进的应变测量方法,同时对机翼悬臂梁结构进行有限元建模和求解,并将仿真结果和实验结果进行对比,使学生进一步理解先进应变测量方法的优势和应用前景,来提高学生分析问题、解决问题和独立研究的能力。实践表明:机翼结构应变测量实验与理论教学有机融合,有助于学生对综合分析、知识应用能力以及工程思维和素质的培养。

【Abstract】 In order to deepen the understanding of undergraduate students in structural health monitoring and strain measurement of wing structures, and to enable students to achieve the integration of “knowledge ability quality”, a teaching experimental system for strain measurement of wing cantilever beam structures is developed. Fiber optic sensors, fiber Bragg grating sensors measurement methods, and digital image related technologies are introduced to conduct full field strain field measurement experiments, and compared with traditional electrical measurement methods, so that students can understand and master advanced strain measurement methods. At the same time, finite element modeling and solving of wing cantilever beam structures are carried out, and simulation results are compared with experimental results to further understand the advantages and application prospects of advanced strain measurement methods. This improves students’ ability to analyze, solve problems, and conduct independent research. Practice has shown that the organic integration of wing structure strain measurement experiments and theoretical teaching helps students cultivate their comprehensive analysis, knowledge application abilities, engineering thinking and quality.

【基金】 2023年国家本科教学工程项目(项目编号:ZL2023429);2023年教育部飞行器设计与工程专业虚拟教研室项目(项目编号:YB202309);2022年大连理工大学教育教学改革基金重点项目(项目编号:ZD2022032);2023年大连理工大学实践平台建设项目(项目编号:JG2023007)
  • 【文献出处】 实验室科学 ,Laboratory Science , 编辑部邮箱 ,2026年01期
  • 【分类号】V214.11-4;G642.423
  • 【下载频次】37
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