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Re: LCLR Resonance...



Original poster: Jan Wagner <jwagner@xxxxxxxxx>

Hi,

At 09:21 PM 9/26/2006, Raj wrote:
Dear forum members,
Yesterday, I tried to simulating the behavior of a LCLR circuit using PSPice. I connected a LCLR circuit to an AC source (sine wave generator). The analysis type was 'AC sweep'. Using PSpice, I plotted various graphs with Frequency on the x-axis and the following three parameters in Y-axis:
1. Current through Parallel Inductor (inductor in tank circuit)
2. Current through Parallel Capacitor (capacitor in tank circuit)
3. Current through Series inductor.
My understanding is that at resonance:
1. The current through the tank circuit's L and C will be same.
2. The tank circuit's (either through L or C) will be IN PHASE with the input sine wave source.

Depends on the schematic, but if you don't see 0deg phase then maybe you have wired it up as a double resonant converter? E.g. the R is in series with the tank circuit?

regards,
 - Jan