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Project management learnings in higher education through mechanical engineering junior enterprise: A case study 通过机械工程初级企业在高等教育中学习项目管理:案例研究
IF 1.1 Q3 EDUCATION, SCIENTIFIC DISCIPLINES Pub Date : 2024-08-10 DOI: 10.1177/03064190241269461
Pedro Emilio Zaparoli Trautwein, Vitor Henrique Morais, F. I. Kubota
Extra-curricular activities like Junior Enterprises (JEs) offer unique opportunities for implementing innovative project management methodologies. This study delves into the experiences of undergraduate mechanical engineering students at a JE, focusing on their transition from traditional to agile project management practices to enhance project outcomes and decision-making processes. Employing a case-based approach, we scrutinize three projects undertaken before and three following the JE's organizational overhaul. This analysis highlights the evolved management framework's strengths and how students navigated challenges, devising solutions to enhance both their educational journey and project efficiency. Our findings underscore the dual benefits of agile management: enhanced customer engagement and increased management flexibility. However, challenges such as managing open-scope contracts and accounting for rework time in project planning emerged as critical areas for improvement. Addressing these issues was pivotal not only for the students’ academic and professional growth but also for fostering a more enriching learning environment for future participants. The study's insights contribute to the broader discourse on experiential learning within mechanical engineering education, emphasizing the tangible benefits and challenges of applying agile methodologies in a JE context. Through this exploration, we shed light on the significant managerial and social impacts of student-led project management initiatives, offering a roadmap for others in the field.
青少年企业(JE)等课外活动为实施创新项目管理方法提供了独特的机会。本研究深入探讨了机械工程专业本科生在 JE 中的经历,重点关注他们从传统项目管理实践到敏捷项目管理实践的转变,以提高项目成果和决策过程。我们采用基于案例的方法,仔细研究了 JE 组织结构改革之前和之后开展的三个项目。通过分析,我们突出了改进后的管理框架的优势,以及学生如何应对挑战,制定解决方案,以提高他们的教育历程和项目效率。我们的研究结果强调了敏捷管理的双重优势:增强客户参与度和提高管理灵活性。然而,在项目规划中,诸如管理开放范围合同和计算返工时间等挑战成为需要改进的关键领域。解决这些问题不仅对学员的学术和专业成长至关重要,而且还能为未来的学员营造更加丰富的学习环境。本研究的见解有助于在机械工程教育中开展更广泛的体验式学习讨论,强调了在联合工程教育背景下应用敏捷方法的切实益处和挑战。通过这一探索,我们揭示了学生主导的项目管理活动对管理和社会的重大影响,为该领域的其他人员提供了一个路线图。
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引用次数: 0
Application of large language models in engineering education: A case study of system modeling and simulation courses 大型语言模型在工程教育中的应用:系统建模与仿真课程案例研究
IF 1.1 Q3 EDUCATION, SCIENTIFIC DISCIPLINES Pub Date : 2024-08-09 DOI: 10.1177/03064190241272728
Chao Liu, Shengyi Yang
In modern engineering education, the application of digital technologies has significantly improved teaching effectiveness and student learning experiences. This study explores the innovative use of large language models (LLMs) in system modeling and simulation courses. Specifically, LLMs were applied to assist in MATLAB programming tasks, allowing students to learn MATLAB commands and programming techniques more conveniently. Additionally, interactions with LLMs guided students in acquiring cross-disciplinary knowledge related to modeling and simulation. In the context of system modeling and control problems, LLMs were utilized to aid in mathematical logic analysis and reasoning by providing potential solutions. These measures have demonstrated that students’ understanding and mastery of complex concepts were improved, and their interest and initiative in learning were stimulated. This paper summarizes the experiences of integrating LLMs in teaching, discusses their potential advantages and challenges in engineering education, and highlights the importance of incorporating digital technologies, particularly large language models, to support educational innovation.
在现代工程教育中,数字技术的应用大大提高了教学效果和学生的学习体验。本研究探讨了大型语言模型(LLM)在系统建模与仿真课程中的创新应用。具体而言,LLMs 被应用于辅助 MATLAB 编程任务,使学生能够更方便地学习 MATLAB 命令和编程技术。此外,与 LLMs 的互动还引导学生获取与建模和仿真相关的跨学科知识。在系统建模和控制问题方面,LLM 通过提供潜在的解决方案,帮助进行数学逻辑分析和推理。这些措施表明,学生对复杂概念的理解和掌握得到了提高,学习兴趣和主动性也得到了激发。本文总结了将 LLMs 纳入教学的经验,讨论了 LLMs 在工程教育中的潜在优势和挑战,并强调了结合数字技术,特别是大型语言模型来支持教育创新的重要性。
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引用次数: 0
An educational MATLAB code for nonlinear isotropic/kinematic hardening model implementation 用于实施非线性各向同性/运动硬化模型的 MATLAB 教育代码
IF 1.1 Q3 EDUCATION, SCIENTIFIC DISCIPLINES Pub Date : 2024-07-26 DOI: 10.1177/03064190241264663
H. Marouani, Tarek Hassine
The paper addresses the importance of incorporating material behavior models, such as plasticity and fatigue models, into the academic curricula of mechanical engineering, materials science, and structural engineering. It highlights the challenges encountered by students due to the complexity of these models and the necessary mathematical background. The primary objective is to present a systematic implementation of the Chaboche model, which integrates isotropic and kinematic hardening to simulate material behavior under cyclic loading conditions. The implementation involves employing numerical methods like the Newton–Raphson method and solving ordinary differential equations using the implicit Euler method or asymptotic approximations. The paper aims to support and inspire students, engineers, and researchers to master the implementation of material behavior models. It specifically examines the case of isotropic elastoplastic material with mixed hardening subjected to a 1-D tensile-compression test. The provided MATLAB code allows users to customize cyclic loading scenarios and analyze material responses. The article structure encompasses sections introducing the Chaboche model, detailing numerical implementation methods, integrating the model, discussing the MATLAB code (included in the appendix) and results, and concluding remarks.
本文论述了将塑性和疲劳模型等材料行为模型纳入机械工程、材料科学和结构工程学术课程的重要性。论文强调了学生因这些模型的复杂性和必要的数学背景而遇到的挑战。主要目的是介绍 Chaboche 模型的系统实施,该模型整合了各向同性硬化和运动硬化,可模拟循环加载条件下的材料行为。实施过程包括采用牛顿-拉夫逊法等数值方法,以及使用隐式欧拉法或渐近近似法求解常微分方程。本文旨在帮助和启发学生、工程师和研究人员掌握材料行为模型的实施。它特别研究了各向同性弹塑性材料在一维拉伸压缩试验中的混合硬化情况。所提供的 MATLAB 代码允许用户自定义循环加载场景并分析材料响应。文章结构包括介绍 Chaboche 模型、详细说明数值实现方法、整合模型、讨论 MATLAB 代码(包含在附录中)和结果以及结束语等部分。
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引用次数: 0
OpenMutt: A reconfigurable quadruped robot for research and education OpenMutt:用于研究和教育的可重构四足机器人
IF 1.1 Q3 EDUCATION, SCIENTIFIC DISCIPLINES Pub Date : 2024-07-26 DOI: 10.1177/03064190241263575
Monica R. Garcia, C. Walck, Bryan Gonzalez, J. Niemiec, Gabriel Alkire, Aleiya Deets, Zachary Nadeau, Christopher Hockley
With biped and quadruped robots becoming more prevalent in society, there is a strong push for universities to update their robotics curriculum to teach students how to design, build, and program legged robotic systems. One of the challenges associated with developing legged robotics curriculum is finding opportunities for students to engage in hands-on legged robotic activities that complement theory and enhance the overall learning process. This challenge is particularly evident at smaller universities or universities with limited research budgets where the cost of purchasing a quadruped platform can be prohibitive. With the recent release of several open-source quadruped robot designs, there is now an opportunity to incorporate quadruped platforms into more university classrooms. This paper outlines our approach to modifying one of these open-source designs to support our department's education, outreach, and research goals. The development of our modified, opensource quadruped platform (OpenMutt) was conducted under the auspices of a capstone mechanical engineering design project to demonstrate how the platform builds on existing curriculum and to identify areas where additional robotic instruction may be warranted. Our results indicate that it is possible to use capstone engineering design projects to identify and address potential gaps in existing curriculum.
随着双足机器人和四足机器人在社会中越来越普遍,人们强烈要求大学更新机器人课程,教授学生如何设计、制造和编程有脚机器人系统。开发有脚机器人课程所面临的挑战之一,是为学生找到参与有脚机器人实践活动的机会,以补充理论知识并加强整个学习过程。这一挑战在规模较小的大学或研究预算有限的大学尤为明显,因为在这些大学,购买四足机器人平台的成本可能过高。随着最近几款开源四足机器人设计的发布,现在有机会将四足平台纳入更多的大学课堂。本文概述了我们对这些开源设计之一进行修改的方法,以支持我们系的教育、推广和研究目标。我们对开源四足平台(OpenMutt)的开发是在毕业设计机械工程项目的支持下进行的,目的是展示该平台如何建立在现有课程的基础上,并确定可能需要增加机器人教学的领域。我们的研究结果表明,利用顶点工程设计项目来识别和解决现有课程中的潜在差距是可行的。
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引用次数: 0
A VR-based practice cultivation mode for mechanical engineering graduates to enhance complex engineering abilities 基于 VR 的机械工程专业毕业生实践培养模式,提升复杂工程能力
IF 1.1 Q3 EDUCATION, SCIENTIFIC DISCIPLINES Pub Date : 2024-07-26 DOI: 10.1177/03064190241266066
Jiacheng Xie, Yirong Wang, Xuewen Wang, Juanli Li
This study proposes a virtual reality (VR)-based teaching platform for engineering graduate students specializing in heavy equipment. It addresses the challenges of separating theoretical teaching from practical applications and ensures safe practices. The platform facilitates six key processes: VR teaching, VR practice, prototype production, VR monitoring and development, theoretical model establishment, and industrial applications. This approach enables students to become familiar with various processes, including teaching, practical experience, and scientific research applications. A production-study-research-use framework is used to improve the quality of graduate student education and enhance collaboration between educators, students, and enterprises in completing engineering and research projects. Long-term observations demonstrate significant enhancements in the graduate students’ practical abilities, basic skills, and multidisciplinary design. Moreover, the platform effectively addresses key challenges in intelligent coal mining, providing a solution to the separation of teaching, practice, and scientific research, surpassing traditional teaching methods.
本研究为重型设备专业的工程研究生提出了一个基于虚拟现实(VR)的教学平台。它解决了理论教学与实际应用相分离的难题,并确保安全操作。该平台促进了六个关键过程:虚拟现实教学、虚拟现实实践、原型制作、虚拟现实监控与开发、理论模型建立和工业应用。这种方法能让学生熟悉教学、实践体验和科研应用等各个环节。采用 "生产-学习-研究-使用 "框架,提高研究生教育质量,加强教育者、学生和企业在完成工程和研究项目中的合作。长期观察表明,研究生的实践能力、基本技能和多学科设计能力都得到了显著提高。此外,该平台有效解决了煤矿智能化开采中的关键难题,为教学、实践和科研分离提供了解决方案,超越了传统的教学方法。
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引用次数: 0
Sonic gravimeter for determining the acceleration of gravity: A laboratory experiment for undergraduate students 用于测定重力加速度的声波重力仪:本科生实验室实验
IF 1.4 Q2 Social Sciences Pub Date : 2024-06-14 DOI: 10.1177/03064190241261058
Eduardo Bernal, Daniel Martínez-Gutiérrez, Benjamin Valera, Salvador Sánchez, David Posadas, Gabriel Ascanio
This paper deals with the measurement of the acceleration of gravity as part of an Experimental Physics Laboratory experiment for undergraduate students. The acceleration of gravity (g) has been commonly determined measuring the travel time of a body by means of a simple pendulum or objects in free fall. However, the use of mechanical or electronic chronometers as well as other devices may generate experimental errors. A prototype for determining such a parameter has been developed. Its operating principle is based on the uniformly accelerated rectilinear motion through the free fall of two bodies. The proposed prototype allows recording the sound caused by the impact of two bodies (steel balls) when falling on a solid surface. The analysis of the signal produced by the sound is made using MATLAB. When graphing the signal, the student can observe two peaks generated by the sound of the impact of each ball when impacting the metal surface for the first time. Knowing the height and sample time, the student can calculate the acceleration of gravity experimentally. Results obtained with the device described have been compared with the theoretical ones.
本文介绍重力加速度的测量方法,作为本科生物理实验的一部分。重力加速度(g)通常是通过简单钟摆或自由落体来测量物体的运动时间。然而,使用机械或电子计时器以及其他装置可能会产生实验误差。目前已开发出一种用于确定此类参数的原型。其工作原理基于两个物体自由落体时的匀加速直线运动。所提出的原型可以记录两个物体(钢球)落在固体表面时产生的撞击声。使用 MATLAB 对声音产生的信号进行分析。在绘制信号图时,学生可以观察到每个钢球第一次撞击金属表面时产生的两个峰值。知道了高度和采样时间,学生就可以通过实验计算出重力加速度。使用所述装置获得的结果已与理论结果进行了比较。
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引用次数: 0
“IKEA Effect” and project-based instruction in intermediate strength of materials course 中级材料强度课程中的 "宜家效应 "和基于项目的教学
IF 1.4 Q2 Social Sciences Pub Date : 2024-06-11 DOI: 10.1177/03064190241254033
Isaac Elishakoff, Victor Zauder
This study deals with making the strength of material courses taught at mechanical, civil, and aerospace departments more effective by incorporating a series of personalized projects. These projects are parametrized by some entries that are made personal depending on the serial number of the student in the class. Cooperation is encouraged along with the need to evaluate the results that depend on the student's serial number. The correlation with the so-called IKEA effect is demonstrated. It appears that the results are extremely encouraging, leading to a much better understanding of issues. The project-based teaching has the aim of enhancing involvement and promoting interest and collaboration among students while discouraging cheating. Despite the harder effort required along the course, this method would also increase comprehension and related horizontal engineering skills by increasing motivation and valorizing each student's work thanks to the “IKEA Effect.” Students’ feedback is reported.
本研究旨在通过纳入一系列个性化项目,使机械、土木和航空航天系教授的材料强度课程更加有效。这些项目由一些条目参数化,这些条目根据班级中学生的序列号进行个性化设置。在鼓励合作的同时,还需要评估取决于学生序号的结果。与所谓的宜家效应的相关性得到了证明。结果似乎非常令人鼓舞,使学生对问题有了更好的理解。基于项目的教学旨在提高学生的参与度,促进学生的兴趣和合作,同时阻止作弊行为。尽管在课程中需要付出更多努力,但由于 "宜家效应",这种方法还能提高学生的学习积极性,重视每个学生的工作,从而提高他们的理解能力和相关的水平工程技能。报告了学生的反馈意见。
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引用次数: 0
Understanding the physics of eigenvalue-eigenfunction problems: Rotating beam problem 了解特征值-特征函数问题的物理原理:旋转梁问题
IF 1.4 Q2 Social Sciences Pub Date : 2024-06-11 DOI: 10.1177/03064190241261512
Mehmet Pakdemirli
Eigenvalue-eigenfunction problems frequently appear in many physical areas. Some mathematical experience is needed to identify whether the differential system is an eigenvalue-eigenfunction problem or not. Apart from the mathematical nature of the problem, the eigenvalue-eigenfunction solutions have physical interpretations which have to be addressed properly for real problems. The rotating beam problem is treated to exploit the mathematical and physical nature of such problems and the conditions to divert from the eigenvalue-eigenfunction problem. The rotation of a beam about its symmetry axis along its length and about another axis parallel to its symmetry axis changes the nature of the problem. While the former is an eigenvalue-eigenfunction problem, the latter is not. The interpretations of the physical consequences of the solutions are discussed in detail. The problem can be used as supplementary material in undergraduate courses such as differential equations, mechanics and dynamics.
特征值-特征函数问题经常出现在许多物理领域。要确定微分系统是否属于特征值-特征函数问题,需要一定的数学经验。除了问题的数学性质外,特征值-特征函数解还具有物理解释,在实际问题中必须妥善处理。对旋转梁问题的处理就是要利用这类问题的数学和物理性质,以及偏离特征值-特征函数问题的条件。横梁沿其长度方向绕其对称轴旋转,以及绕平行于其对称轴的另一条轴旋转,都会改变问题的性质。前者是特征值-特征函数问题,而后者则不是。详细讨论了解的物理后果的解释。该问题可作为微分方程、力学和动力学等本科课程的补充材料。
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引用次数: 0
Learning through the design, process, artefact, analysis and evaluation of thin-film modules in nanotechnology 通过纳米技术薄膜模块的设计、加工、制作、分析和评估进行学习
IF 1.4 Q2 Social Sciences Pub Date : 2024-06-11 DOI: 10.1177/03064190241258594
Jiagui Liu, MingDer Jean
The aim of this study is to report on the implementation of the laboratory activities of the thin-film module in the learning-by-doing programme. It takes a course in nanotechnology through the implementation of design, process, artefacts, analysis and evaluation in a thin film module, which equips students with hands-on activities. Based on the evaluation results, over 70% of the students finds the use of hands-on activities to learn the thin film module of the programme is very helpful. It strengthens their skills whilst motivating them to take an interest in nanotechnology. The program further offers the benefit of implementing hands-on film modules with laboratory activities, thus creating a more effective learning environment for the nanotechnology program. In addition, the favourable response to the project indicates that the thin film module is successful in helping students understand the concepts and applications of nanotechnology. Regardless, by applying thin-film modules in ‘learning by doing’ activities, students can enhance their self-confidence in nanotechnology-related fields in terms of professional knowledge, technical skills and learning attitudes. Most of all, students get a good satisfaction and achievement. Overall, the feedback from students, both quantitative and qualitative, indicates that the thin film module in the nanotechnology programme is well received by the students.
本研究旨在报告 "边做边学 "课程中薄膜模块实验活动的实施情况。它通过在薄膜模块中实施设计、过程、人工制品、分析和评价,使学生具备动手实践活动的能力,从而学习纳米技术课程。根据评估结果,超过 70% 的学生认为使用实践活动来学习该课程的薄膜模块非常有帮助。这既增强了他们的技能,又激发了他们对纳米技术的兴趣。该课程还提供了将动手薄膜模块与实验室活动相结合的好处,从而为纳米技术课程创造了更有效的学习环境。此外,该项目的良好反响表明,薄膜模块成功地帮助学生理解了纳米技术的概念和应用。无论如何,通过在 "做中学 "活动中应用薄膜模块,学生可以在专业知识、技术技能和学习态度方面增强他们在纳米技术相关领域的自信心。最重要的是,学生获得了良好的满足感和成就感。总体而言,学生的反馈(包括定量和定性反馈)表明,纳米技术课程中的薄膜单元深受学生欢迎。
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引用次数: 0
Team-based learning in large cohorts: Successes and challenges in first year mechanical engineering 大班团队学习:一年级机械工程专业的成功与挑战
IF 1.4 Q2 Social Sciences Pub Date : 2024-06-05 DOI: 10.1177/03064190241259305
AlexanderJ.G. Lunt, Steve Cayzer, Yvonne Moore, Anna M Young
Maximising engagement, interaction and providing effective feedback for large engineering cohorts is a significant challenge. Team-based learning is a powerful approach that has been shown to be effective in overcoming these issues. However, the use of team-based learning for very large class sizes, particularly in the field of engineering is limited. This study is focused on refining team-based learning for a large (∼350) student first-year mechanical engineering cohort. Team-based learning was trialled and optimised during tutorials over two successive academic semesters with the same group. Quantitative data collection was collected from student attendance and performance, and regular feedback provided qualitative insight. The results indicate that team-based learning enhances engagement, peer-to-peer learning, and exam performance, particularly for the lower quartile (5%–10% mark increase). However careful tailoring of the methodology is required, monitoring group effectiveness is challenging and the use of hybrid team-based learning needs future refinement.
如何最大限度地提高参与度和互动性,并为大型工程团队提供有效的反馈是一项重大挑战。团队学习是一种强大的方法,已被证明可以有效克服这些问题。然而,在规模非常大的班级,特别是在工程学领域,团队学习的应用非常有限。本研究的重点是针对机械工程专业一年级的大班学生(350 人)改进团队学习。在连续两个学期的辅导过程中,对同一小组的团队学习进行了试验和优化。从学生的出勤率和表现收集定量数据,并通过定期反馈提供定性分析。结果表明,团队式学习提高了学生的参与度、同伴间的学习和考试成绩,尤其是对于成绩较差的四分之一学生(分数提高了 5%-10%)。然而,需要对方法进行仔细调整,监测小组的有效性也具有挑战性,混合团队学习的使用需要在未来加以完善。
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引用次数: 0
期刊
International Journal of Mechanical Engineering Education
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