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another inductor bug

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Jayaram
2012-07-04
2012-12-15
  • Jayaram

    Jayaram - 2012-07-04

    I connected an inductor as load for a half wave rectifier. But simulation did not complete for a long time. i even tried various inductance values. then i connected a resistor of a few hundred ohms. Now the expected output was obtained. Why is this? Does it mean that everytime I connect an inductor A resistor should be in parallel?

     
  • CMat

    CMat - 2012-07-05

    Hello jayarams. we must first know that Qucs an inductor L is ideal, it shows when you open the configuration window of the inductor. This means that no ohmic resistance associated. On the other hand, it is important to know which method of numerical solution is configured. Example, if you set "Gear 2" in less than 30 seconds solves the circuit (depending on the speed of your computer). Attached is an example I made ​​in version 0.0.15 Qucs
    I hope you serve,
    regards
    Cristian

    <Qucs Schematic 0.0.15>
    <Properties>
      <View=0,0,980,800,1,0,0>
      <Grid=10,10,1>
      <DataSet=Half wave rectifier.dat>
      <DataDisplay=Half wave rectifier.dpl>
      <OpenDisplay=1>
      <showFrame=0>
      <FrameText0=T\x00EDtulo>
      <FrameText1=Dibujado por:>
      <FrameText2=Fecha:>
      <FrameText3=Revisi\x00F3n:>
    </Properties>
    <Symbol>
    </Symbol>
    <Components>
      <GND * 1 340 280 0 0 0 0>
      <IProbe I 1 360 130 -26 16 0 0>
      <Diode D1 1 250 130 -22 -37 0 2 "1e-15 A" 0 "1" 0 "10 fF" 0 "0.5" 0 "0.7 V" 0 "0.5" 0 "0.0 fF" 0 "0.0" 0 "2.0" 0 "0.0 Ohm" 0 "0.0 ps" 0 "0" 0 "0.0" 0 "1.0" 0 "1.0" 0 "0" 0 "1 mA" 0 "26.85" 0 "3.0" 0 "1.11" 0 "0.0" 0 "0.0" 0 "0.0" 0 "0.0" 0 "0.0" 0 "0.0" 0 "26.85" 0 "1.0" 0 "normal" 0>
      <Vac V1 1 160 200 18 -26 0 1 "12 V" 1 "100 Hz" 0 "0" 0 "0" 0>
      <.TR TR1 1 100 330 0 65 0 0 "lin" 1 "0" 1 "31 ms" 1 "101" 0 "Gear" 0 "2" 0 "1 ns" 0 "1e-16" 0 "150" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "26.85" 0 "1e-3" 0 "1e-6" 0 "1" 0 "CroutLU" 0 "no" 0 "yes" 0 "0" 0>
      <L L1 1 420 190 10 -26 0 1 "1 nH" 1 "" 0>
      <VProbe V 1 560 180 -16 28 0 3>
    </Components>
    <Wires>
      <160 230 160 270 "" 0 0 0 "">
      <160 270 340 270 "" 0 0 0 "">
      <340 270 340 280 "" 0 0 0 "">
      <160 130 160 170 "" 0 0 0 "">
      <160 130 220 130 "" 0 0 0 "">
      <280 130 330 130 "" 0 0 0 "">
      <390 130 420 130 "" 0 0 0 "">
      <340 270 420 270 "" 0 0 0 "">
      <420 220 420 270 "" 0 0 0 "">
      <420 130 420 160 "" 0 0 0 "">
      <420 270 540 270 "" 0 0 0 "">
      <540 190 540 270 "" 0 0 0 "">
      <540 130 540 170 "" 0 0 0 "">
      <420 130 540 130 "" 0 0 0 "">
    </Wires>
    <Diagrams>
      <Rect 700 190 240 160 3 #c0c0c0 1 00 1 0 0.01 0.034 1 -4e+07 2e+07 3.1848e+06 1 -1 1 1 315 0 225 "" "" "">
    <"I.It" #0000ff 0 3 0 0 0>
      </Rect>
      <Rect 690 400 240 160 3 #c0c0c0 1 00 1 0 0.2 1 1 -0.1 0.5 1.1 1 -0.1 0.5 1.1 315 0 225 "" "" "">
    <"V.Vt" #0000ff 0 3 0 0 0>
      </Rect>
    </Diagrams>
    <Paintings>
      <Text 250 40 18 #000000 0 "Half-wave rectifier">
    </Paintings>

     

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