Flyprat


Go Back   Flyprat > Flyteknisk forum

Notices

Reply
 
Thread Tools Display Modes
Old 05-04-2013, 13:48   #1
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Fremskritt innenfor batteri-teknologi

FlightGlobal har sponsorisert en Review av R&D innenfor batteri-teknologi til horisonten 2022 som viser til sjanser for at "solid state"-batterier (uten elektrolyte) vil lede fremskrittet mht anvendelse i aerospace : http://www.flightglobal.com/news/art...d-cell-383845/
Frequent Traveller is offline   Reply With Quote
Old 06-04-2013, 10:13   #2
branserud
ScanFlyer Blue
 
Join Date: Dec 2009
Location: Göteborg
Posts: 480
Default Re: Fremskritt innenfor batteri-teknologi

For de som ønsker få mere info om de nye typer batterier kan mere sees på webcast http://www.capitolconnection.net/capcon/ntsb/ntsb.htm. 11-12 april
Quote:
NTSB announces dates and agenda for lithium ion battery forum

Today the National Transportation Safety Board announced that its upcoming forum, "Lithium Ion Batteries in Transportation," will be held on April 11-12. The NTSB also released a preliminary agenda for the event.

The NTSB announced on March 7 (when it released its interim factual report on the Jan. 7 Japan Airlines Boeing 787 battery fire investigation) that it would be holding a forum to better understand how lithium ion batteries are used across transportation modes.
http://www.ntsb.gov/news/2013/130325.html
branserud is offline   Reply With Quote
Old 14-04-2013, 17:21   #3
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

MHI er involvert i et energi-prosjekt (forskning/kvalifikasjon) i Orkenöyene hvor 2000 heavy duty Lithium-ion batterier (Maker : kanskje Yuasa ?) bygges inn samlet i en 20' container til opplagring/distribusjon mellom höy- og lav-bruksperioder i 24t av elektrisk energi produsert med vindmöller.

Synligvis menes det at BMS/BCU kan holde alle evntle 'thermal runaways' i sjakk ? Totalt anvendes TO slike containere som tilsammen inneholder 2000 x 2 = 4000 Lithium-ion batterier. Good Luck med prosjektet, MHI !

http://www.renewableenergyworld.com/...ovember30-2012
Frequent Traveller is offline   Reply With Quote
Old 22-04-2013, 13:12   #4
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://www.knowledgefoundation.com/v...p?event_id=289

Knowledge Foundation holder Symposium i Boston 30apr-1may/Tema = Next Generation Batteries
Frequent Traveller is offline   Reply With Quote
Old 22-01-2014, 12:53   #5
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://www.flightglobal.com/news/art...design-394664/

Ifölge FlightGlobal er det ikke umulig at RTCA DO-311 (Li-Ion batteri-teknologi-overväknings-gruppen) som skal mötes kommende februar vil legge anbefaling om päbud til FAA om endring sine die av sikkerhetstest-prosedyren for Li-Ion batterier ?
Frequent Traveller is offline   Reply With Quote
Old 31-01-2014, 13:23   #6
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://www.japantoday.com/category/n...rlier-meltdown

Siste Li-lon batteri-event (ANA 787) kan forhäpentlig gi clues til NTSB og JTSB ang hva egentlig "root cause" kunne vaere ??
Frequent Traveller is offline   Reply With Quote
Old 11-02-2014, 21:21   #7
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://eandt.theiet.org/news/2014/fe...eakthrough.cfm

Kanskje et nytt steg pä veien mot bedre sikkerhet : PFPE, en brann-sikker elektrolyte ?
Frequent Traveller is offline   Reply With Quote
Old 09-04-2014, 16:02   #8
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://www.airtrafficmanagement.net/...battery-cargo/
ICAO's panel for Li-Ion batterier gikk til möte 7e april for ä revidere pröver i februar av brannsikkerheten i forskjellige typer batterier ... det avventes sterkere forbud mot Li metal batterier, da prövene har vist stórre brannfare en det man trodde var tilfellet hittil ...
Frequent Traveller is offline   Reply With Quote
Old 27-05-2014, 07:13   #9
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://www.bloomberg.com/news/2014-0...ntsb-says.html

Sitat fra artikkelen : "FAA’s approval of lithium batteries for other passenger models made by Boeing and Airbus may have been based on those same tests and should be reviewed, the NTSB said yesterday in recommendations to aviation regulators.

“Researchers have found that current test methods might not reliably produce failure” in the way that occurred last year when batteries on two Dreamliners began chain reactions producing fire-like heat and fumes, the NTSB said.

The safety board makes suggestions for improvements without the regulatory power to implement them. If its recommendations prompt the FAA to change how it approves lithium-ion batteries, manufacturers may need to retest systems that have been in service for years, and future designs may become more expensive.
Frequent Traveller is offline   Reply With Quote
Old 27-05-2014, 21:08   #10
branserud
ScanFlyer Blue
 
Join Date: Dec 2009
Location: Göteborg
Posts: 480
Default Re: Fremskritt innenfor batteri-teknologi

FAA hade 90 dager på seg å svare på Dette. Blir vel noen mindre modifiksjoner i framtiden for Dreamlinern
branserud is offline   Reply With Quote
Old 29-06-2014, 09:58   #11
Frequent Traveller
Anthill kicker
 
Frequent Traveller's Avatar
 
Join Date: Feb 2012
Location: Toulouse, France
Posts: 1,280
Default Re: Fremskritt innenfor batteri-teknologi

http://au.ibtimes.com/articles/46927...m#.U6-1ApSSzHU

Istedenfor klassisk "batteri" har Eesha Khare (student, 19 är) tenkt ä anvende "kapasitor" (av organisk kjemi) for ä oppbevare elektrisk energi ... det viser seg ä ha bedre Ah/kg-karakteristikker enn Li-lon batteriet, kvikkere oppladnings-tid og lavere brannfare ... utviklingen er pä et tidlig stadium, kanskje anvendbart senere i e-biler og/eller i fly ?
Frequent Traveller is offline   Reply With Quote
Old 02-12-2017, 18:04   #12
Someone
ScanFlyer Inventory

Global Moderator
 
Someone's Avatar
 
Join Date: Jan 2006
Location: Hvalstad
Posts: 62,631
Default Re: Fremskritt innenfor batteri-teknologi

Ser ut som en 787 fra United nylig opplevde et batteri som ble overopphetet, men at sikkerhetsmekanismen tydeligvis funker

https://www.forbes.com/sites/christi.../#6cc8572b8513
Quote:
A United Airlines Boeing 787 experienced a lithium-ion battery failure on approach to Charles de Gaulle Airport on November 13. United Flight 915 was at the end of a seven-hour flight from Washington's Dulles Airport when pilots received a warning that the main battery was overheating. United spokesman Charles Hobart confirmed the event, which was first reported by the Aviation Herald.
__________________
Upcoming flights - 2024 JUN: OSL-MAD-LIS (IB) JUL: LIS-CDG-OSL (AF) OCT: OSL-FRA-DEN-LAS-DEN-FRA-OSL (LH/UA)
Since 1/1/2006
Someone is offline   Reply With Quote
Reply

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
Svarte bokser - Teknologi Radiv Flyteknisk forum 2 06-06-2016 23:40
787 Teknologi og Kvalitet Propell Flyteknisk forum 110 08-04-2014 10:32
Er denne kofferten innenfor håndbagasjekravene? bearme Småprat 16 04-05-2013 21:03
Busstur innenfor gjerdet på OSL Martin Bilder & foto 11 09-10-2008 22:08
Boeing med fremskritt 'i det stille' .. LN-MOW Flyforum 15 12-08-2005 23:12


All times are GMT +2. The time now is 21:36.


Feedback Buttons provided by Advanced Post Thanks / Like (Lite) - vBulletin Mods & Addons Copyright © 2024 DragonByte Technologies Ltd.
Copyright Foreningen Flyprat, Scanair og bidragsytere. Enkelte ikoner fra Famfamfam CC-BY.