Thursday, April 2, 2015

Day 9 Maximum Power Transfer and Non-Ideal Power Sources

Max Power Transfer

Today we explored the idea of Maximum Power Transfer and Non-ideal Power Sources. Maximum power transfer occurs when the resistances inside the voltage source is 0, or close to it. That is what we would call an Ideal power source. If it were non-deal, then there would be a value for an internal resistance.






Our goal is to maximize the power delivered to our load resistor.



Our measured value of P is 2.82 mW.



We can see that using the simplified equation for ideal power sources, P = V^2/4Rth, our theoretical and measured values are almost identical.

Non-Ideal Power Sources

Because we don't live in a perfectly, ideal world, we have to practice our circuit analysis with more real life conditions: this means that our power sources are not going to be ideal. This lab aimed at experimentally exploring the behavior of non-ideal power sources.









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