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EV vs ICE

Jmos4

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Hi,

Maybe this:

Jeep Wrangler JL EV vs ICE Screenshot_20230422-165945_Gallery


And the fact getting hydrogen is a expensive process

Regards,
Jim
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Yawnie'sPapa

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Iowa - over 50% renewable electric generation. Mostly wind, some solar and some nuke.
We sell excess power to other states - like IL.
In 2021, it was 6 cents per KwH - I've not looked at the details of our recent bills.

One of the co-founders of Tesla has been recycling old EV batteries and says that now he can retrieve about 95% of the rare materials when recycling them.

We have no real capacity issues here compared to some places. so it's not a worry here.

New battery technology is already on the way -some companies using it now. Ironically, the rare earth minerals are not used in the batteries, but in the motors themselves. The magnets. Lithium will be replaced in batteries soon.
 

Yawnie'sPapa

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Hi,

Maybe this:

Screenshot_20230422-165945_Gallery.jpg


And the fact getting hydrogen is a expensive process

Regards,
Jim
A NASA hydrogen scientist found it wasn't the hydrogen, it was the coating the skin was painted with - many of the same materials that are used in gun powder. He said the hydrogen would have gone whoosh and that would be that, but it would not cause the extensive long-lasting fire. That was the coating used on the skin. I guess a guy who uses hydrogen to send rockets into space knows a little bit about how it burns.
 

INCRHULK

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I still dunno why we are going electric/battery vs electric fuel cell. Hydrogen is the most common substance on earth and we’ve used fuel cells for decades in high tech applications, so the tech exists.
If you think the energy density of batteries is bad, hydrogen is easily a magnitude worse. The storage ā€œgas tankā€ is heavy, and keeping the fuel from leaking is near impossible, especially if you look at the most dense way to carry hydrogen - cryogenically.

Then build out the infrastructure, which you have to do with EV as well, but it’s mostly there now, just needs beefing up. It basically has all the disadvantages of BEV and ICE.
 

Shibadog

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If you think the energy density of batteries is bad, hydrogen is easily a magnitude worse. The storage ā€œgas tankā€ is heavy, and keeping the fuel from leaking is near impossible, especially if you look at the most dense way to carry hydrogen - cryogenically.

Then build out the infrastructure, which you have to do with EV as well, but it’s mostly there now, just needs beefing up. It basically has all the disadvantages of BEV and ICE.
Since we can’t build more power plants for electricity (ā€˜cause they’re not ā€œgreenā€ I guess we’ll just have to wait for Mr. Fusion?.
 

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INCRHULK

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Since we can’t build more power plants for electricity (ā€˜cause they’re not ā€œgreenā€ I guess we’ll just have to wait for Mr. Fusion?.
Says who? Solar and wind are now cheaper to build and maintain than coal and methane gas plants to run.
 

INCRHULK

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Now factor in battery disposal
Sure. Recycling and repurposing reduces the carbon impact from building them, and the chemistry is, essentially, completely recoverable, freeing the elements for reuse.

As battery supplies increase, so will the opportunity to recycle economically.
The question was "why not hydrogen fuel cells?"
 

SoCal

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getting away from what people say about what is greener depending on what side of the aisle you are on and just talking about performance between EV vs ICE ....EV kills it and it's not even close....

Here is my personal experince with having both EV and ICE vehicles

A few months ago I took advantage of the recent price drops and picked up a 2020 Tesla Model 3 Performance from Tesla's used inventory on there website....A low mile four door sedan that does 0-60 in 3.2 sec for $40K? Sign me up!!! Not spending $90 a week on gas is just a side bonus compared to the "holy sh!t" feeling you get from INSTANT speed..... When I got it I couldnt stop driving it for obvious reasons...so when I finally took out my Porsche 718 out of the garage about two weeks later, I swear to god, I thought there was something wrong with it....The M3P has ruined my perception of what a car is supposed to do when you hit the accelerator ? I still love my ICE cars, but I'm now not affraid to admit that EV are just better in just about every aspect except exhaust noise obviously...

I know EV's are not popular in some quarters of the auto enthusiest world, but I will defintely be on the waiting list when ever they announce the Magneto is available to order....and ditching my 15 mpg JLUR for one :bandit:
 

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LazyJL

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I worked for several decades at LAX for the airport authority. LAX has had a deep alternative vehicle program for almost fifty years, supported by many auto manufacturers. I assigned vehicles that ran on propane, natural gas, gas/electric hybrids, battery, and hydrogen fuel cells. My favorite was a battery-powered Ford Ranger, it was fast and cornered like it was on rails, the result of a very low COG and stiff t
My last vehicle was a hydgen fuel cell Mercedes mini-car, it ran fine but it needed refueling often due to the low power density of hydrogen. The hydrogen was produced by cracking natural gas, an expensive, wasteful process. Unless hydrogen can be produced by cracking water into hydrogen and oxygen, it isn't a green fuel.
 

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