[NSRCA-discussion] Max volts
Chad Northeast
chad at f3acanada.org
Sun Feb 28 19:48:50 AKST 2010
You would be at about 50% capacity at 3.85 ish volts/cell (resting open
circuit), so unless you up the capacity you will have a pretty
restricted flight time.
Chad
On 10-02-28 9:25 PM, Ron Van Putte wrote:
> That stirs a wild thought in my brain. Fully charged packs don't stay
> at 4.2 volts per cell very long. On the other hand, once the initial
> charge voltage is burned off by a constant load, the voltage loss
> curve "flattens out". What if you put fully charged 6S and a 5S packs
> in series and "burn them down" to 3.869 volts per cell (a total of
> 42.56 volts for an 11-cell pack) so they were legal for use. Would
> the voltage of this depleted 11S pack be higher than a fully charged
> 10S pack at the end of a typical flight? If the end-of-flight voltage
> might be significantly higher for the 11S pack vice a 10S pack, it
> would be worth investigating, even considering the extra weight of the
> additional cell. Come on you electronic gurus, show me where I'm wrong.
>
> Ron Van Putte
>
> On Feb 28, 2010, at 10:00 PM, James Oddino wrote:
>
>> What comes after ...? Does it specify a load or any other
>> conditions? Is it measured during the noise test and have a minimum
>> value?
>>
>> Just stirring the pot, Jim O
>>
>>
>> On Feb 28, 2010, at 5:21 PM, John Fuqua wrote:
>>
>>> No its not (assuming we are talking RC Aerobatics). Try page RCA-2
>>> para 4.1
>>> which states "Electrically-powered model aircraft are limited to a
>>> maximum
>>> of 42.56 volts.."
>>>
>>> -----Original Message-----
>>> From: nsrca-discussion-bounces at lists.nsrca.org
>>> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of Ron
>>> Van Putte
>>> Sent: Sunday, February 28, 2010 7:07 PM
>>> To: General pattern discussion
>>> Subject: Re: [NSRCA-discussion] Max volts
>>>
>>> It's in the general rules, not in the R/C section.
>>>
>>>
>>> On Feb 28, 2010, at 6:50 PM, Jim Quinn wrote:
>>>
>>>> Where can I find the rule for max volts?
>>>>
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