Simulating 30V Power Supply with Center Tapped Transformer in PSPICE

AI Thread Summary
The discussion revolves around simulating a 30V power supply using a center-tapped transformer in PSPICE. The user successfully connected inductors using the k linear function but encountered irregular output signals during simulation, with fluctuating peaks. They are unsure if this behavior is expected and seek clarification. Suggestions include performing a transient analysis and adjusting the step size for better resolution in the output. Understanding the specific evaluation goals for the output is also emphasized for effective troubleshooting.
clphipps
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my professor gave us a 30v power supply using a center tapped transformer and wanted us to simulate it in pspice.

He told us to use the k linear function to connect inductors together.

The problem is that I got it to work, but when I simulate it I get something that I don't know that I am suppose to get.

The primary voltage is house voltage so it is 170vpeak at 60hz. when I look at the signal out of the transformer, it seems irregular. I am not getting a consistent peak. One peak may be higher than another and it seems to fluctuate. I don't know if this is what it suppose to be or not.

Any help would greatly be appreciated.
Thanks.
 
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I presume you are doing a transient analysis?

Try using the step size to get a higher resolution output.

Say your analysis is X seconds. Set your step size to X/500 seconds.

Also, what are you trying to evaluate in your output?
 
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