scholarly journals TOWARDS EFFECTIVE MULTIDISCIPLINARY ENGINEERING EDUCATION: THE MULTIDISCIPLINARY DESIGN STREAM AT QUEEN'S UNIVERSITY - PART II

Author(s):  
David S. Strong

Professional engineers not only have to work frequently with those from other disciplines and professions, but often have to develop working skills and knowledge beyond their original discipline due to the requirements of their employment. Engineering accreditation bodies have accordingly begun to include the ability to function in multidisciplinary teams as a demonstrable requirement for accreditation of engineering schools. Similarly, engineering design skills are also important attributes for professional engineers, particularly those working in product, process or system development. Although long required by many engineering accreditation bodies, it is perceived by industry that most engineering graduates, although technically competent, have minimal practical design skills. There are many factors in most Canadian engineering schools that may limit student’s development of multidisciplinary and design skills. These include separate engineering departments, departmental funding policies, schedules based on individual disciplines, and heavy core course loads based on the perceived need for more math, science and computer courses. As a result, practical design experiences may be limited to one final year, discipline specific course. In an effort to address the need for both multidisciplinary and design engineering skills, a Multidisciplinary Design Stream has been developed at Queen’s University. Beginning with a course designed to develop a broad range of fundamental engineering design knowledge, skills and attitudes, the stream culminates with a full academic year experience working on industry based design projects in multidisciplinary teams. The first paper in this series, presented at the 2005 CDEN conference, discussed the first course in this stream and laid out the plans for the successive multidisciplinary industry-based design project. This paper will extend that discussion to review the industry project phase and reflect on the overall results of the first full offering of the multidisciplinary design stream.

Author(s):  
David S. Strong

Professional engineers in industry not only have to work frequently with those from other disciplines and professions, but often have to develop working skills and knowledge beyond their original discipline due to the requirements of their employment. Similarly, engineering design skills are also important attributes for professional engineers, particularly those working in product, process or system development. Surveys continue to suggest that industry perceives most engineering graduates, although technically competent, have minimal practical design skills, and lack the complimentary professional skills that are required for working successfully in the shared workplace. In an effort to address the need for both multidisciplinary and design engineering skills, a multidisciplinary design stream is under development at Queen’s University. Beginning with a course designed to develop a broad range of fundamental engineering design knowledge, professional skills and attitudes, the stream will continue to enhance the student’s capability through a full year experience working on industry based design projects in multidisciplinary teams. The first elective offering of the design engineering fundamentals course attracted students from nine of ten disciplines. The project phase of the stream will be first offered in 2005-2006 to those students completing the fundamentals course. This paper will therefore discuss the multidisciplinary design stream as a work in progress.


Author(s):  
Thomas F. C. Woodhall ◽  
David S. Strong

Education research strongly links methods of course assessment with the student learning process. In open-ended engineering design courses, assessment based on student deliverables as “product” may focus student attention on a content checklist rather than effectively learning process and techniques that are critical to professional engineering practice. By developing a rubric assessment scheme that relates directly to the course learning objectives and sharing it openly with students, it is proposed that students are more likely to achieve deeper learning on the process of engineering design.


Author(s):  
Mahmoud Dinar ◽  
Yong-Seok Park ◽  
Jami J. Shah

Conventional syllabi of engineering design courses either do not pay enough attention to conceptual design skills, or they lack an objective assessment of those skills to show students’ progress. During a semester-long course of advanced engineering product design, we assigned three major design projects to twenty five students. For each project we asked them to formulate the problems in the Problem Formulator web-based testbed. In addition, we collected sketches for all three design problems, feasibility analyses for the last two, and a working prototype for the final project. We report the students’ problem formulation and ideation in terms of a set of nine problem formulation characteristics and ASU’s ideation effectiveness metrics respectively. We discuss the limitations that the choice of the design problems caused, and how the progress of a class of students during a semester-long design course resulted in a convergence in sets of metrics that we have defined to characterize problem formulation and ideation. We also review the results of students of a similar course which we reported last year in order to find common trends.


Author(s):  
Liang Zhu ◽  
David Kazmer

Abstract A performance-based representation is presented, which uses the Performance Orientation Chart (POC) to aid the designer throughout an interactive design process. Assuming that all performance attributes can be expressed as functions of the design parameters, three types of graphical matrix are shown in the POC: 1) The design form depicts the performance attributes varying with the correspondent design parameters; 2) The performance dependency addresses the trade-off information among the multiple specifications based on Pareto optimal solutions; 3) The parameter constraint space defines the feasible region of the design, parameters within the, active specification limits. Guided by these graphical matrices, the designer can interactively develop the design solution to satisfy multiple specifications. The methodology was applied to a practical design problem to explicate how the POC can help the designer acquire a satisfying design solution with extensive confidence. Finally, the discussion, indicates that the performance-based representation is significantly compatible with other current engineering design methodologies.


Author(s):  
Thomas Haldis ◽  
Jeffrey Sather ◽  
Karthik Reddy ◽  
Robert Oatfield ◽  
Yassar Almanaseer ◽  
...  

Background: Mission: Lifeline is a strategic initiative to save lives and reduce disability by improving emergency readiness and response to heart attack patients. Heart disease is the number one killer in North Dakota and nationally. North Dakota consists of 53 counties over 69,001 square miles with a population of 680,000. Thirty-four entire counties are designated medically underserved areas and 13 counties have some part of them designated medically underserved. A large number of residents reside in the 36 frontier counties 21% (142,800/680,000) with a population density of < 6 people/mile, and 9 rural counties 15% (102,000 of 680,000): < 5000 residents Population density of > 6/mile together making up just over one third of the state population and 85% (45 of 53) of the physical territory. Eight urban counties with a city of at least 15,000 make up the remaining population at 63% (428,400 of 680,000). In 2011, ND M:L received a $7.1 million grant to bridge gaps in disparities in access to care by streamlining statewide STEMI systems. Methods: A statewide initiative was implemented for pre-hospital recognition, education, triage, and treatment of STEMI patients to the most appropriate reperfusion strategy. • Ninety eight percent (123 of 125) licensed ground EMS received funding to enable pre-hospital 12 lead ECG acquisition and transmission to both referral and receiving hospitals • In person facilitated education were provided to each EMS agency in 3 rounds with focus on acquisition, recognition and triaging of STEMI patients utilizing the ACC/AHA guidelines. • PCI receiving hospital physician and nurse educator teams facilitated a standardized in person clinical STEMI education session at each of the 38 referring hospitals focused on utilizing a state recommended referring hospital STEMI protocol, EMS transport guideline, and a STEMI feedback process • Six of six PCI receiving hospitals collected data utilizing the ACTION GWTG Registry Results: • In ND aggregate data from Quarter 3 2012 to Quarter 3 2013 there have been marked improvements in several measures. The ND Mission: Lifeline composite score 93% (557/ 596) to 97% (471/482) 1ST EKG obtained Pre-hospital 46% (56/122) to 76% (92/121) ED Arrival to First In-Hosp ECG % within 10 minutes 66.% (81/122) to 84% (103/122) Arrival to Primary PCI <= 90 min. from 86% (32/37) to 100% (43/43) Conclusions: To sustain STEMI system of care for patients in ND, collaboration with regional partners, care standardization, aggregate data sharing and feedback have been identified as vital. Regional champions committed to systemization are central to EMS and referral hospital engagement and state level process improvement. PCI receiving hospitals lead the way in convening regional multidisciplinary teams meetings, and facilitating data feedback on STEMI systems at a state level to support a unified platform of sustainability.


Author(s):  
Li Zhu ◽  
Barbara R. Barricelli ◽  
Claudia Iacob

As collaboration in creating software systems becomes more complex and frequent among multidisciplinary teams, finding new strategies to support this collaboration becomes crucial. The challenge is to bridge the communication gaps among stakeholders with diverse cultural and professional backgrounds. Moreover, future uses and issues cannot be completely anticipated at design time, and it is necessary to develop open-ended software environments that can be evolved and tailored in opportunistic ways to tackle co-evolution of users and systems. A conceptual meta-design model, the Hive-Mind Space (HMS) model, has been proposed to support multidisciplinary design teams’ collaboration and foster their situated innovation. The model provides localized habitable environments for diverse stakeholders and tools for them to tailor the system, allowing the co-evolution of systems and practices. The authors explore the possibility of utilizing boundary objects within the HMS model to facilitate the communication amongst stakeholders as well as their participation in the creative distributed design process. Two concrete case studies, a factory automation and the Valchiavenna Portal, demonstrate the implementation of the HMS model and provide a possible solution to overcome the complex, evolving and emerging nature of the collaborative design.


Author(s):  
Xudong Zhang ◽  
Hong-Zhong Huang ◽  
Shengkui Zeng ◽  
Zhili Wang

Reliability Based Multidisciplinary Design Optimization (RBMDO) has received increasing attention to reach high reliability and safety in complex and coupled systems. In early design of such systems, however, information is often not sufficient to construct the precise probabilistic distributions required by the RBMDO and consequently RBMDO can not be carried out effectively. The present work proposes a method of Possibility Based Multidisciplinary Design Optimization (PBMDO) within the framework of the Sequential Optimization and Reliability Assessment (PBMDO-SORA). The proposed method enables designers to solve MDO problems without sufficient information on the uncertainties associated with variables, and also to efficiently decrease the computational demand. The efficiency of the proposed method is illustrated with an engineering design.


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