Can i connect bypass diodes to series/parallel PV panel

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  • jagrai
    Junior Member
    • Apr 2014
    • 11

    Can i connect bypass diodes to series/parallel PV panel

    i have a PV panel consisting of 20 solar cells at 0.45V 100mA which will give an output of 1.8V at 500mA my question is is it ok to connect bypass diodes to this.
  • Mike90250
    Moderator
    • May 2009
    • 16020

    #2
    bypass diodes are usually embedded in a PV panel. to allow for output if part of the panel is shaded. If there is no shade, no need for bypass diodes.

    1.8V is not going to charge much, maybe a typo - 18v ?

    If this is being used for 12V battery charging, just install the panel fuses and parallel them, panels in parallel need no bypass diodes, if they are not already embedded in there.
    Powerfab top of pole PV mount (2) | Listeroid 6/1 w/st5 gen head | XW6048 inverter/chgr | Iota 48V/15A charger | Morningstar 60A MPPT | 48V, 800A NiFe Battery (in series)| 15, Evergreen 205w "12V" PV array on pole | Midnight ePanel | Grundfos 10 SO5-9 with 3 wire Franklin Electric motor (1/2hp 240V 1ph ) on a timer for 3 hr noontime run - Runs off PV ||
    || Midnight Classic 200 | 10, Evergreen 200w in a 160VOC array ||
    || VEC1093 12V Charger | Maha C401 aa/aaa Charger | SureSine | Sunsaver MPPT 15A

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    • jagrai
      Junior Member
      • Apr 2014
      • 11

      #3
      Thanks for the reply

      basically im just doing a project only to measure the I-V curve of the pv panel under effect of shading so just like to know if it can be done on this particular panel i know you can for series connected cells but how about for series/parallel

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