2024 ASEE Annual Conference & Exposition

Low-Cost Hands-on Shell-and-Tube Heat Exchanger: Design, Manufacture, Test, and In-class Implementation

Presented at MECH - Technical Session 2: Enhancing Learning through Hands-On Design

Hands-on learning improves students' cognitive understanding of the subject matter, fosters teamwork, and expands social skills. To introduce hands-on learning activities in heat transfer and thermodynamics classrooms, we have developed a low-cost shell-and-tube desktop learning module to provide effective heat exchange instruction. This module allows students to experiment with shell-and-tube heat exchangers in the classroom or laboratory and learn the basic principles behind the heat exchange between two non-contacting fluids. This paper will present the design, manufacture, testing, and classroom implementation of this low-cost, reproducible, highly visual miniaturized shell-and-tube heat exchanger module. The highly visual nature of the developed desktop learning module helps students identify the key components of a shell-and-tube heat exchanger. In addition, the visualization of fluid flow assists students in understanding the different flow types occurring inside a shell-and-tube heat exchanger. A comparison of the measured overall heat transfer coefficient and associated parameters with the corresponding theory reveals its usefulness for demonstrating heat transfer in the undergraduate classroom. Pretest and posttest survey results show its effectiveness in promoting students’ conceptual understanding and engagement in the classroom. The developed module can be used in the undergraduate classroom to improve understanding of heat transfer from hot fluid to cold fluid in a shell-and-tube heat exchanger and improve the ability to apply theoretical concepts in practice.

Authors
  1. Aminul Islam Khan Northern Arizona University [biography]
  2. Dr. Olusola Adesope Washington State University [biography]
  3. MD SHARIFUL ISLAM Washington State University [biography]
  4. Talodabiolorun Anne Oni Washington State University
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