Heat Transfer in Electrical Engineering (EE): What to Expect?

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Discussion Overview

The discussion centers on the intersection of electrical engineering (EE) and heat transfer, exploring how concepts from mechanical engineering (ME) and classical physics apply within the EE curriculum and various engineering roles. Participants share their experiences and insights regarding the relevance of heat transfer and related topics in different branches of EE.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant expresses interest in how heat transfer topics are integrated into EE, particularly in relation to cooling circuit boards and thermodynamics.
  • Another participant notes that their experience in modeling nuclear power plants required knowledge across various physics and engineering disciplines, suggesting that many engineering jobs necessitate cross-disciplinary skills.
  • A participant mentions that the relevance of heat transfer depends on the specific branch of EE, highlighting the importance of heatsinks in power supply and control.
  • Discussion on power electronics indicates that a significant portion of the work involves reducing energy losses and managing waste heat.
  • One participant introduces advanced topics in electronic transport physics, including drift-diffusion equations and quantum transport, which are particularly studied in Europe.
  • A participant shares their experience in microwave communications, emphasizing the need for knowledge in waveguide and antenna design, as well as cooling systems.
  • Another participant points out that power transmission design requires a blend of various disciplines, including economics and law, alongside EE.
  • Reiteration of the importance of classical dynamics in certain power applications, such as pulsed alternators, is mentioned.
  • Discussion on interconnects highlights the need to consider both EE and ME parameters, such as load capacity and environmental resistance.

Areas of Agreement / Disagreement

Participants generally agree that heat transfer and related topics are relevant in various branches of EE, but there is no consensus on the extent to which these topics are integrated into the curriculum or specific engineering roles. Multiple competing views on the importance of different disciplines within engineering remain present.

Contextual Notes

Participants mention various specialties within engineering, indicating that the relevance of specific subjects may vary widely based on individual career paths and course selections.

amg63
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I want to pursue EE, but there are still some subjects in ME that I enjoy. Do heat transfer topics ever come up in EE? I would imagine cooling circuit board requires lots of knowledge of heat transfer/thermodynamics. I studied Haberman's PDEs as part of my chemistry undergrad and all it talked about was heat and wave equations. So that sparked my interest.
Are there any other topics form classical mechanics that show up in EE curriculum? (like dynamics, manifolds, simplectic geometry, etc)
 
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I started my EE career modeling nuclear power plants for operator training simulators. That required some of almost every kind of classical physics and engineering.

So the answer is yes, there are many engineering jobs that require cross-discipline skills. In fact, I'll even guess that most engineering jobs are like that.
 
Depends on the branch of EE. If you get into power supply or power control you will need to understand heatsinks and related topics.
 
Power Electronics - 1/2 of the job is reducing losses, the other half is getting rid of the waste = heat...
 
Electronic transport physics involves quite a bit of statistical mechanics, which is the deeper, more foundational subject in question.

Drift-diffusion equations, Boltzmann transport equation, and, at the bleeding edge, quantum transport with Wigner functions or quantum hydrodynamics are topics of study, particularly in Europe.

EDIT: The departments that study this are usually EE, math, physics, and chemistry.
 
My friend works in microwave communications. He needs to get involved with wave guide and antenna designs as well as cooling.

Power transmission design needs many disciplines.

Energy storage ...

I also worked in electric energy futures markets, which needs economics and law as well as EE.

There are thousands of specialties within any engineering discipline. Therefore, the particular choices you make in which college courses to take does not matter as much as you think.
 
Windadct said:
Power Electronics - 1/2 of the job is reducing losses, the other half is getting rid of the waste = heat...

This comment absolutely nails it for power electronics.

There are also other power applications where classical dynamics is very important, such at pulsed alternators.
 
Another area in which EE and ME are closely coupled are interconnects. You need to be concerned with EE parameters such as load capacity, frequency response, RF crosstalk, shielding, and impedance matching; as well as ME parameters such as coupling force, environmental resistance, and connect/disconnect service life.
 

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