scholarly journals In Memoriam: Linda Catherine Schmidt (1958-2021)

2021 ◽  
pp. 1-3
Author(s):  
Janet K. Allen ◽  
Shapour Azarm ◽  
Balakumar Balachandran

Abstract Professor Linda Schmidt, a pioneering leader in engineering design research and education, passed away on March 12, 2021. She was born in Blue Island, Illinois on November 27, 1958, and received her B.S. degree (1989) and M.S. degree (1991) in Industrial Engineering from Iowa State University before going on to complete her Ph.D. degree in Mechanical Engineering from Carnegie Mellon University in 1995. She was one of Professor Jonathan Cagan's early Ph.D. students. Her dissertation entitled “An Implementation Using Grammars of an Abstraction-Based Model of Mechanical Design for Design Optimization and Design Space Characterization” was foundational to her early investigations.

Author(s):  
LeRoy E. Taylor ◽  
Mark R. Henderson

Abstract This paper describes the roles of features and abstraction mechanisms in the mechanical design process, mechanical designs, and product models of mechanical designs. It also describes the relationship between functions and features in mechanical design. It is our experience that many research efforts exist in the areas of design and product modeling and, further, that these efforts must be cataloged and compared. To this end, this paper culminates with the presentation of a multi-dimensional abstraction space which provides a unique framework for (a) comparing mechanical engineering design research efforts, (b) relating conceptual objects used in the life cycle of mechanical products, and (c) defining a product modeling space.


Author(s):  
G. R. Gressfc ◽  
S. Li ◽  
R. W. Brennan

The systematic, non-experiential prescriptions of classical design methodology continue to have a strong presence in large segments of design research and education while another segment sees domain experience and consequent intuition and creativity as being key to successful design. In this paper the two approaches are outlined and the empirical research literature in human behaviour is employed to discern discrepancies and potential weaknesses. Results show that gaining experience in a domain intrinsically changes how one designs, which the classical methodology does not account for. For example, only designers with tactile and visual domain experience can abstract functions per the dictates of the classical (non-experiential) methodology, which means that they cannot have used the methodology to learn basic design in the first place – or did so only with great difficulty. This and other conflicts pose problems for the education of engineering design students, and to fathom their extent this paper surveys engineering design textbooks offered in Canada and the U. S.; all of the books are found to embrace the classical methodology. If they are to remain involved in preparing students for entry into industry then some aspects of their contained classical methodology must be supplanted by experiential approaches to design educatio


Author(s):  
G. R. Gress ◽  
S. Li

With their increasing emphasis on the importance of hands-on practice and gaining experience, the fields of engineering-design research and education appear to be entering a human-focused transition other fields like economics and decision making have emerged from in the recent past. In addition to the original, modernism-rooted desire for a rational science of design modelled on the natural sciences, this delay may be due the inherently strong association of engineering with science – i.e., ‘applied science.’ This research investigated whether there may instead be a science to the human involvement in design, of the human behaviours that often appear in actual engineering design practice. It surveyed published empirical studies in psychology, child development and other social and life sciences – as well as those within design research itself. Of particular interest were the designer behaviours and activities which did not follow the prescriptions of – or were prescribed against by – the traditional, rational-design methods: visualization, single-solution conjecturing, and intuition. Results from this survey showed comprehensively that environmental interactions and authentic design experiences activate latent design abilities and coping mechanisms that may be difficult to obtain otherwise. Without such interaction and the gaining of experience there can be no designing, so essentially design is a wholly human phenomenon. Rather than follow the rational-design method and prescribe against these design-enabling behaviours, then, it appears that a better pedagogical approach is to allow them to develop and mature – and let design novices become the experts they were meant to be.


2021 ◽  
Vol 8 (1) ◽  
Author(s):  
Rebecca E. Dutch ◽  
Anna E. Whitfield

Michael M. Goodin, a distinguished plant virologist who was a Professor of Plant Pathology at the University of Kentucky, passed away on December 12, 2020, in Lexington, Kentucky, at the age of 53. Michael was born in Jamaica. He was an undergraduate at Brock University in Canada, where he received degrees in both Biology and Chemistry in 1989. He then moved to Pennsylvania State University, where he trained with C. P. Romaine and received MS and PhD degrees in Plant Pathology. He was a postdoctoral fellow with Andy Jackson at the University of California, Berkeley, from 1996 to 2002 and then joined the faculty in the Department of Plant Pathology at the University of Kentucky in 2002. His strong research record, outstanding work as an educator, and dedication to university, professional scientific, and community service led to his advancement to Professor in 2017. Michael was known throughout the virology community as a passionate scientist who believed in the power of research and education to change the world, as well as a kind, engaged, energetic, and highly interactive colleague. He will be profoundly missed.


Author(s):  
Steve Brown ◽  
Uma Jayaram

The Mechanical Engineering Department at Washington State University has recently completed 6 years of a CAD sequence for freshmen and sophomores beginning with fundamental CAD skills leading rapidly into more advanced topics and culminating in CAD applications for engineering design and analysis. The students learn how to follow an abbreviated set of written instructions; master advanced modeling techniques, model for analysis, use an assortment of computational CAD tools to analyze models, incorporate CAD analysis into the design process, and use CAD analysis to drive design optimization. This sequence has been instrumental in preparing students for the subsequent set of design classes at the junior and senior level. This paper will discuss some of the unique aspects of this instructional sequence and some of the best practices that were integrated into the curriculum.


2021 ◽  
pp. 1-1
Author(s):  
Wei Chen

Abstract I am pleased to announce the launch of the new JMD Webinar Series, an initiative taken by the editorial board of the Journal of Mechanical Design (JMD), serving the engineering design research community. Our goal of creating this webinar series is to share the latest research and development being published in JMD and offer a platform that allows networking among the engineering design research community. All presentation videos can be accessed from the JMD companion website https://www.asmejmd.org/webinar.html after the event.


Author(s):  
Tom Crick ◽  
Peter Dunning ◽  
Hyunsun Kim ◽  
Julian Padget

Multi-disciplinary design optimization (MDO) is the process whereby the often conflicting requirements of the different disciplines to the engineering design process attempts to converge upon a description that represents an acceptable compromise in the design space. We present a simple demonstrator of a flexible workflow framework for engineering design optimization using an e-Science tool. This paper provides a concise introduction to MDO, complemented by a summary of the related tools and techniques developed under the umbrella of the UK e-Science programme that we have explored in support of the engineering process. The main contributions of this paper are: (i) a description of the optimization workflow that has been developed in the Taverna workbench, (ii) a demonstrator of a structural optimization process with a range of tool options using common benchmark problems, (iii) some reflections on the experience of software engineering meeting mechanical engineering, and (iv) an indicative discussion on the feasibility of a ‘plug-and-play’ engineering environment for analysis and design.


Author(s):  
G. R. Gress ◽  
S. Li

With their increasing emphasis on the importance of hands-on practice and gaining experience, the fields of engineering-design research and education appear to be entering a human-focused transition other fields like economics and decision making have emerged from in the recent past. In addition to the original, modernism-rooted desire for a rational science of design modelled on the natural sciences, this delay may be due the inherently strong association of engineering with science – i.e., ‘applied science.’ This research investigated whether there may instead be a science to the human involvement in design, of the human behaviours that often appear in actual engineering design practice. It surveyed published empirical studies in psychology, child development and other social and life sciences – as well as those within design research itself. Of particular interest were the designer behaviours and activities which did not follow the prescriptions of – or were prescribed against by – the traditional, rational-design methods: visualization, single-solution conjecturing, and intuition. Results from this survey showed comprehensively that environmental interactions and authentic design experiences activate latent design abilities and coping mechanisms that may be difficult to obtain otherwise. Without such interaction and the gaining of experience there can be no designing, so essentially design is a wholly human phenomenon. Rather than follow the rational-design method and prescribe against these design-enabling behaviours, then, it appears that a better pedagogical approach is to allow them to develop and mature – and let design novices become the experts they were meant to be.


Author(s):  
L. S. Chumbley ◽  
M. Meyer ◽  
K. Fredrickson ◽  
F.C. Laabs

The development of a scanning electron microscope (SEM) suitable for instructional purposes has created a large number of outreach opportunities for the Materials Science and Engineering (MSE) Department at Iowa State University. Several collaborative efforts are presently underway with local schools and the Department of Curriculum and Instruction (C&I) at ISU to bring SEM technology into the classroom in a near live-time, interactive manner. The SEM laboratory is shown in Figure 1.Interactions between the laboratory and the classroom use inexpensive digital cameras and shareware called CU-SeeMe, Figure 2. Developed by Cornell University and available over the internet, CUSeeMe provides inexpensive video conferencing capabilities. The software allows video and audio signals from Quikcam™ cameras to be sent and received between computers. A reflector site has been established in the MSE department that allows eight different computers to be interconnected simultaneously. This arrangement allows us to demonstrate SEM principles in the classroom. An Apple Macintosh has been configured to allow the SEM image to be seen using CU-SeeMe.


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