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heat transfer through the wall

FE Mechanical Exam Review: Calculating Heat Transfer Through A Concrete Wall

May 3, 2022 by Anthony Fasano, P.E. Leave a Comment

In this article, (and video above), we’re going to calculate the heat transfer through a concrete wall. This question forms part of the Mechanical section of the FE Exam and will give you a better understanding of what you can expect during the exam.  This week’s problem was solved by Enrique Ivers, an Engineer in Training.

Question:

A concrete wall is 20 cm thick and has an overall thermal resistance of 0.2 m2 ·°C/W. The temperature difference between the two wall surfaces is 5°C. What is most nearly the heat transfer through the wall?

Solution:

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Filed Under: Blog Posts, FE Exam, Videos Tagged With: Best fe exam preparation, Calculating Heat Transfer, FE Exam, fe exam prep, FE Mechanical Exam Review, heat transfer per unit, heat transfer per unit area, Heat Transfer Through A Concrete Wall, heat transfer through the wall, temperature difference between the two wall surfaces

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