Solving Thévenin Equivalent Circuits: Confused by Different Methods

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SUMMARY

The discussion centers on the confusion surrounding the application of Thévenin's theorem in circuit analysis, particularly regarding the treatment of voltage and current sources. It is established that current sources are replaced with open circuits and voltage sources with short circuits when determining the Thévenin equivalent. However, the video referenced introduces an alternative method where the voltage source is treated as a load, leading to its open-circuit replacement. This discrepancy highlights the importance of understanding the context in which these methods are applied.

PREREQUISITES
  • Understanding of Thévenin's theorem
  • Familiarity with circuit analysis techniques
  • Knowledge of voltage and current source behavior
  • Basic concepts of electrical engineering
NEXT STEPS
  • Study the application of Thévenin's theorem in various circuit configurations
  • Explore the differences between treating sources as part of the circuit versus as loads
  • Review video tutorials on Thévenin equivalent circuits for diverse methodologies
  • Practice solving circuit problems using both traditional and alternative methods
USEFUL FOR

Electrical engineering students, circuit designers, and anyone seeking clarity on Thévenin equivalent circuits and their applications in circuit analysis.

gfd43tg
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Hello,

For thévenin equivalent circuits, I thought current sources are replaced with open circuits and voltage sources are replaced with short circuits.

In this video, the guy replaces both with open circuits, so I am not understanding how that works.


Because of all the different methods I am seeing for solving for Vth, I cannot figure out what to do because I am being bombarded with too many techniques.
 
Last edited by a moderator:
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The video author is treating the voltage source as the load of the circuit so it is not strictly part of the circuit under consideration. Therefore he treats it like a load and open-circuits it.

I know this stuff is confusing. Small wonder Circuits is usually the least favorite class of Engineering majors!
 

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