Learning Activities




General

This learning activity centers around disassembling a relatively simple consumer product, decomposing into subsystems, assigning each part to one of the subsystems, and identifying the interactions between the subsystems. To conduct the activity, students are given the consumer product, appropriate safety gear and tools, and detailed instructions on how to safely disassemble the product. Students are assessed based on the subsystems they identify, the quality of the matching between subsystems and parts, and their ability to identify interactions between subsystems. The following document provides detailed instructions for the activity. Also, examples of products that can be used for the activity are given together with the disassembly steps for each one.
General instructions for the activity

Possible products & disassembly steps for each one:
 - Two-slice bread toaster
 - Hand-held vacuum cleaner
 - Blender


Freshman Level Introduction to Mechanical Engineering Course


The objective of the homework assignments is to reinforce ST/SE concepts covered at the beginning of the course later in the semester. Each homework assignment starts with a brief background about a product or system. Then, that product or system is used to briefly illustrate one ST/SE concept and, in most of the assignments, one or more questions related to that ST/SE topic are included. Finally, one or two problems corresponding to a traditional course topic are provided.


Homework Traditional Topic ST/SE Topic Product or System Considered
1 Unit Systems and Conversions System Verification The Mars Climate Orbiter
2 Equilibrium: Concurrent System of Forces System Elements Rock Climbing Gear
3 Equilibrium: General Coplanar Forces Identification of Interfaces Mountain Bicycle
4 Engineering Materials Stakeholders, Customer Needs Prosthetic Arm
5 Axial Stress and Factor of Safety Subsystems Off-Road Utility Vehicle
6 Buoyancy Force System Life Cycle The Ocean Cleanup Project

Please contact us if you would like to use any of these materials.





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