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Large capacitor question?

supak111

★ƃuᴉɯǝɥɔs sʎɐʍlɐ★
Apr 29, 2012
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If I have a 450v 16,666uf Cap which is 1687 Joules, but I only charge the Cap to 220v DC does that mean my Cap now only has 403 Joules??

So in other words if I lower the Caps Volts in half, Joules are 4 times less?

Thanks guys.
 

(*steve*)

¡sǝpodᴉʇuɐ ǝɥʇ ɹɐǝɥd
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Jan 21, 2010
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yes, halve the voltage, quarter the energy stored.
 

supak111

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Apr 29, 2012
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Ok so my calculation was right, thanks Steve
 
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