Recent content by leftcliq

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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Hi, Is there a circuit diagram that shows the use of inductor+diode to charge the caps? Is this instead of a balancing resistor? The idea is to charge the caps up quickly (but not quickly for them to explode) and to discharge quickly. Would Zener diodes be more useful in this instance?
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Thanks for that, yes I will put a resisitor on series to decrease the initial current surge. I'm planning to use a 5watt or 10watt resistor to disapate any heat created.
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    I have been reading, instead of using resistor balancing, I could add in an extra cap. This way the 50V will be spread across the 11 caps in series, 50/11 = 4.54 which is less than the 5.5V capacity. Hope I am reading this correctly. So it would go to 82% capacity across each cap.
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Sounds like I should give the power supply the name of an ex girlfriend. I assume there is a formula for the resitance?
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Glad to be corrected. Do I need balancing resistors if the caps are in series?
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Will the super caps handle a charge of 0.3 second and the same discharge?
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Hello Phinds, Thanks for your quick response. I thought that put the caps in series with balance resitors in parallel would do the trick. In my experience with caps in series, the first capacitor gets all of the energy and the last one in the series gets very little. Don't know if this is...
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    Ultracapacitors / Supercapacitors in series to attain required voltage

    Hi Guys, Similar to other threads, my power supply is 50V, can I use 10 5.5V supercapacitors in series to store this energy. I know that in series, capacitance is divided by the number of caps. Just want to make sure if I go to the expense of buying these caps, that I won't blow them up...
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    How can I prevent electromagnetic shorting in my electromagnet?

    Hi Guys, I am planning to use the 12AWG wire with a length of 20 meters which has a resistance of 0.02 ohms. So 30 Volts divided by the total resistance ( 0.02 ohms + resistance of the 4700uF Cap) will give me the total amps across the coil? I am trying to get my coil resistance down as far...
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