[NSRCA-dist8] Batteries

[stnagler at gmail.com]

Thanks for the insight, so it could work, but not sustainable and adds
unnecessary risk from complexity if I understand correctly.   Wonder if a
smart esc that can interact with each battery and cell exists or would be a
valuable invention.

Scott

On Wed, Jan 26, 2022, 09:31 Jim Hiller via NSRCA-dist8 <
nsrca-dist8 at lists.nsrca.org> wrote:

> Scott, I’m no expert but I don’t think I’d do that, epically if batteries
> are not purchased together and USED together. If one of the four gets week
> it will drop voltage faster then the other three and increase amp draw. If
> one is not paying close attention to the battery condition excessive amp
> draw will detiourate the other three, requiring replacement of all four.
> I’ve had this happen with a low voltage shutdown to two 5-S batteries,
> running the good one as well. To prevent this the ESC low V cut off would
> need to be set too high.
>
>
>
> This is just my opinion.
>
> Jim
>
>
>
> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows
>
>
>
> *From: *Shawn Bekheimer via NSRCA-dist8 <nsrca-dist8 at lists.nsrca.org>
> *Sent: *Wednesday, January 26, 2022 6:06 AM
> *To: *stnagler at gmail.com; AK, ID, MT, OR, WA, WY
> <nsrca-dist8 at lists.nsrca.org>
> *Subject: *Re: [NSRCA-dist8] Batteries
>
>
>
> I can’t see why not. There will be minimal loss due to connector count but
> most likely not noticeable.
>
> Sent from my iPhone
>
>
>
> On Jan 25, 2022, at 11:14 PM, stnagler--- via NSRCA-dist8 <
> nsrca-dist8 at lists.nsrca.org> wrote:
>
> 
>
> Maybe a newb question, but could 4-3s batteries work as well to get to 12s?
>
>
>
> Scott
>
>
>
> On Tue, Jan 25, 2022, 20:57 Patrick Harris via NSRCA-dist8 <
> nsrca-dist8 at lists.nsrca.org> wrote:
>
>
>
> If you haven’t seen it’s, here is the video Andrew did recently comparing
> 10’s and 12’s
>
>
>
>
> https://m.youtube.com/watch?fbclid=IwAR1ylyggiK9aZWt0I2eG19TTULyKflWRfKcCg2P510HLmvHZw8bVTwSq6t0&v=0Rz5WdhEJwA&feature=youtu.be
>
> Sent from my iPhone
>
>
>
> On Jan 25, 2022, at 7:32 PM, Sean Mersh via NSRCA-dist8 <
> nsrca-dist8 at lists.nsrca.org> wrote:
>
> 
>
> I have experimented with 12S batteries; I used the TP 4000mAh batteries.
> Average remaining capacity after one P-23 flight: 38%.
>
> With 10S TP 4400 mAh batteries: Average remaining capacity after one P-23
> flight: 32%. It is the same for the newer version that is 48 g lighter,
> almost 2 ounces 🙂!
>
> Weight:
>
> TP 12S 4000 mAh, 25C ProLiteX: 1062 g
>
> TP 10S 4400 mAh, 25C ProLiteX: 1025 g
>
> New TP 10S 4400 mAh, 25C ProLiteX: 977 g
>
> My conclusion: unless you're flying F-23 and Unknowns, 10S 4400 mAh
> batteries are more than adequate and save you almost 3 ounces, compared to
> the 12S 4000 mAh packs. I agree that the 12S batteries will probably last
> longer, since they are not worked as hard as 10S packs. I could not feel
> any performance improvement with 12S packs.
>
> As stated by other members: 12S packs are legal now in AMA classes, but
> not yet in FAI.
>
> Another consideration: My Mezon ESC does not automatically recognize the
> pack cell count. So, if I switch from 10S to 12S, I need to reprogram the
> ESC 😟.
>
> But, 6S (2x) cells are much more readily available than 5S or 10S packs.
>
> Lots of variables!
>
> Sean
>
>
>
>
>
> Sent from Outlook <http://aka.ms/weboutlook>
>
>
>
> *From:* NSRCA-dist8 <nsrca-dist8-bounces at lists.nsrca.org> on behalf of
> Karl Watts via NSRCA-dist8 <nsrca-dist8 at lists.nsrca.org>
> *Sent:* Monday, January 24, 2022 7:25 PM
> *To:* AK, ID, MT, OR, WA, WY <nsrca-dist8 at lists.nsrca.org>
> *Subject:* [NSRCA-dist8] Batteries
>
>
>
> Anyone switching to 12s packs?
>
>
>
> Karl
>
>
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