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EASA AD on FES battery systems



 
 
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  #21  
Old September 30th 17, 07:48 AM posted to rec.aviation.soaring
Tango Whisky
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Default EASA AD on FES battery systems

But Lennie & Al were fun, though ;-)

Bert
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  #22  
Old October 9th 17, 05:05 PM posted to rec.aviation.soaring
[email protected]
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Default EASA AD on FES battery systems

Dne ponedeljek, 11. september 2017 03.17.29 UTC+2 je oseba Renny napisala:
On Sunday, September 10, 2017 at 7:00:44 PM UTC-6, Andy Blackburn wrote:
On Friday, September 8, 2017 at 11:37:53 AM UTC-7, Steve Leonard wrote:
On Friday, September 8, 2017 at 11:14:40 AM UTC-5, JS wrote:
Saw the document on [Aus-Soaring] thanks to John Welsh.
Link to UK site below.
Jim

http://publicapps.caa.co.uk/docs/33/...D20170167E.pdf

Hmm... I wonder what an approved modification to the battery pack or its installation consists of?


What battery chemistry are they using? LiPos?

9B


Andy - You are correct!



For FES battery packs we are using Li-Ion cells with NMC chemistry (Lithium Nickel Manganese Cobalt Oxide: LiNiMnCoO2. cathode, graphite anode)


http://batteryuniversity.com/learn/a...of_lithium_ion

And why Li-Ion pouch cell are usually identified as LiPo.

http://batteryuniversity.com/learn/a...stance_or_hype

Regards,

Luka
  #23  
Old October 9th 17, 05:14 PM posted to rec.aviation.soaring
[email protected]
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Posts: 9
Default EASA AD on FES battery systems

Dne ponedeljek, 09. oktober 2017 18.05.31 UTC+2 je oseba napisala:
Dne ponedeljek, 11. september 2017 03.17.29 UTC+2 je oseba Renny napisala:
On Sunday, September 10, 2017 at 7:00:44 PM UTC-6, Andy Blackburn wrote:
On Friday, September 8, 2017 at 11:37:53 AM UTC-7, Steve Leonard wrote:
On Friday, September 8, 2017 at 11:14:40 AM UTC-5, JS wrote:
Saw the document on [Aus-Soaring] thanks to John Welsh.
Link to UK site below.
Jim

http://publicapps.caa.co.uk/docs/33/...D20170167E.pdf

Hmm... I wonder what an approved modification to the battery pack or its installation consists of?

What battery chemistry are they using? LiPos?

9B


Andy - You are correct!



For FES battery packs we are using Li-Ion cells with NMC chemistry (Lithium Nickel Manganese Cobalt Oxide: LiNiMnCoO2. cathode, graphite anode)


http://batteryuniversity.com/learn/a...of_lithium_ion

And why Li-Ion pouch cell are usually identified as LiPo.

http://batteryuniversity.com/learn/a...stance_or_hype

Regards,

Luka


Dear fellow glider pilots, FES owners and electric flight enthusiasts, please find link to our letter, regarding recent FES incidents:

http://www.front-electric-sustainer....nthusiasts.pdf

Regards,

Luka
 




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