General > General Discussion
Interesting read on electric cars
spectre:
Can be simply avoided if they buy one with a LiFePo battery (available in many models now) or a Sodium one (forthcoming). Literally zero fire hard for both.
prodigyrf:
Safer than Nickel Cobalt Manganese chemistries but they're still prone to thermal runaway with abuse and poor quality BMS as we see very commonly with e-bike fires-
https://www.ufinebattery.com/blog/lifepo4-thermal-runaway-causes-hazards-solutions/
https://timesofindia.indiatimes.com/auto/news/fake-info-busted-viral-video-shows-ev-battery-catching-fire-in-apartment-lift/articleshow/112038820.cms
The issue is the bigger batteries and the more of them packed closely together the bigger the risk whatever triggers any of them including an ICE car fire.
prodigyrf:
Here's the firefighters quintessential problem in a lithium AA battery-
https://www.msn.com/en-au/news/other/lithium-is-dangerous/vi-AA1peTC9
As Eveready warn the user-
Health and Product Warnings
Risk of fire. Battery can explode or leak and cause injury if installed backwards, disassembled, charged, crushed, mixed with used or other battery types, or exposed to fire or high temperature. Dispose of used batteries promptly.
Now they're fairly small but a Tesla Model 3 had 4400 x 21700 cells (21mm diam by 70 mm tall) all stuck together in a structural battery pack that needs to be dealt with safely once it's run out of oomph and done its job-
https://www.youtube.com/watch?v=gQcvZn7-_VE
What you have to learn tossing the coin of engineering on one side with economics on the flip side is there are no absolute solutions only tradeoffs and most climate changers haven't got a clue about that.
prodigyrf:
Hot off the press!
https://www.msn.com/en-ae/news/other/huge-fire-at-rivian-plant-destroys-dozens-of-evs/ar-AA1psvuj
Imagine what they'll be like by the time the P-Platers get hold of them and carparks are full of them? Won't happen as the insurance underwriters will call time on this.
rags:
Interesting decision of the Canadian government to hit Chinese built EV with a 100% Tarif along with other tariffs on other Chinese products
https://www.carsales.com.au/editorial/details/canada-slaps-massive-tax-on-chinese-evs-147245/
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