>Rich said:
>
>>energy storage capacitors should do ok provided they are operated
>>below their peak-V rating
>
>
>Do they have a rating in terms of maximum discharges of so much energy per
>second or whatever? If so, it should be possible to equate the energy back
>to a
>ripple current.
>
>One would expect that for energy storage, you would want the lowest ESR,
>since
>the discharge is usually a short duration, high current, and high ESR really
>hammers the energy storage under those conditions. Low ESR is what you would
>also expect to want for minimum heating in a filter cap; however, you
>would need
>to get the ripple current equated to the maximum discharge current.
>
>On the face of it, they should be OK. My experience with big energy storage
>electrolytics was that even in a tuned choke filter, so they didn't get the
>ripple current of capacitor input, they didn't last.
>
>At the risk of raising Rich's ire,
/\ ... not likely. A failed oil filled cap. is no big deal because when
one fails, it shorts and trips the circuit breaker. .
cheers
- R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures.
end
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