The Two Faces Of EVs: Brilliant In Town, Hopeless In The Fast Lane

There have recently been developed solid state devices that use solar radiation directly to breakdown water.

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There are several new developments in methods for producing hydrogen from water, including:
  • Thermochemical water splitting
    Uses high temperatures from nuclear reactors or solar concentrators to split water into hydrogen and oxygen through chemical reactions. This method has the potential for low or no greenhouse gas emissions.
  • Photobiological water splitting
    Uses microbes, like green algae, to consume water and produce hydrogen as a byproduct in the presence of sunlight.
  • Photoelectrochemical water splitting
    Uses special semiconductors and energy from sunlight to produce hydrogen from water.
  • Water electrolysis
    Uses cathode and anode catalysts to speed up the reactions of water splitting and recombination into hydrogen and oxygen. The proton-exchange-membrane (PEM) is a promising implementation of water electrolysis that can produce green hydrogen efficiently at high rates.
  • Solar power and agricultural waste
    A new method that uses solar power and agricultural waste, like husks or manure, to produce hydrogen gas from water. This method can reduce the amount of energy needed to extract hydrogen by 600%.
  • Simpler and safer method
    Uses one electrode to produce both hydrogen and oxygen, similar to a rechargeable battery that charges and discharges.
Seen some pretty neat solar parabolic arrays that concentrate the sunlight. They get 800 degrees in the focal chamber and then go on to drive a steam turbine. Could probably do a similar operation with the electrolysis... Don't need the temperature or pressure....but
 
Seen some pretty neat solar parabolic arrays that concentrate the sunlight. They get 800 degrees in the focal chamber and then go on to drive a steam turbine. Could probably do a similar operation with the electrolysis... Don't need the temperature or pressure....but
This is actually a photochemical reaction. The panel simply acts as a physical catalyst with some sort of weird nano-texture. There is no electricity generated by the thing. Sunlight shining on water in contact with this surface causes the water to break down into hydrogen and oxygen.
 
This is actually a photochemical reaction. The panel simply acts as a physical catalyst with some sort of weird nano-texture. There is no electricity generated by the thing. Sunlight shining on water in contact with this surface causes the water to break down into hydrogen and oxygen.
That has real potential....depending on the consumables cost. But hell it's worth a look. I believe it's the ultra violet band that does the splitting yes? Similar to O3 generation in the atmosphere.
 
That has real potential....depending on the consumables cost. But hell it's worth a look. I believe it's the ultra violet band that does the splitting yes? Similar to O3 generation in the atmosphere.
I don't know. I've only read news stories on it.
 
I don't know. I've only read news stories on it.
That's a big step forward....no question. We were just informed that we will be needing to retrofit our whole plant for the 80/20 methane/hydrogen mix being mandated here. That's one gas turbine and three auxiliary boilers. Shit....looks like a good business opportunity on the horizon.
 
I can forsee numerous catastrophic scenarios with that. Unlike the trolley cars which are guided by rails there's no guarantee That the truck will run a straight course under the wires.
There's no guarantee that any vehicle guided by humans will drive safely. 42,000 deaths and hundreds of thousands injured in a single year in the US alone testify to that.
 
Why? My gas car works just fine for much less cost. What’s in it (EV) for me?

Where millions live (hi rise, no parking). Nothing big will work.
 
You’re like the people drinking Mexican beer to be cool. But you wont drink the water in Mexico. Kiss off millennial genz genX LBTG Q forkers,
 
Why? My gas car works just fine for much less cost. What’s in it (EV) for me?

Where millions live (hi rise, no parking). Nothing big will work.
What's in it for you is not emitting the CO2, NO and other pollutants that your gas care produces. I know you give that no value at all, but that's the fact.
 
What's in it for you is not emitting the CO2, NO and other pollutants that your gas care produces. I know you give that no value at all, but that's the fact.


Got it, but even more of your same phony hazardous stuff during mining, manufacturing, charging, replacing, disposal etc. nothing is free little boy. Bring you wallet.


No matter what your nipple ringed lezbo college instructor told you, reality is the air in big cities with 30 million cars is just fine. If it isnt it will blow over. Santa Ana winds are natures toothbrush. I don’t want to pay $100K on your commee BS.
 
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Got it, but even more of your same phony hazardous stuff during mining, manufacturing, charging, replacing, disposal etc. nothing is free little boy. Bring you wallet.


No matter what your nipple ringed lezbo college instructor told you, reality is the air in big cities with 30 million cars is just fine. If it isnt it will blow over. Santa Ana winds are natures toothbrush. I don’t want to pay $100K on your commee BS.
What is it you think the wind does with it? Or do you care?
 
What is it you think the wind does with it? Or do you care?


Do you care you produce even more during MFG of EV? It blows out into the hills or deserts and makes things grow. Ever seen the rain forests in Brazil? Singapore jungles? Memphis TN wetlands? You can’t see the sun from a haze but it feels like its 130F. Stuff grows too much.

You’re welcome in advance. Tell your dream comme pierced blu-haired commee girl up at CAL Berkley hi for me.
 
Do you care you produce even more during MFG of EV?
Why did you (incorrectly) abbreviate "manufacturing". Spelling issues? Tired fingers? The sum total of CO2 produced during the manufacture and operation of an EV is a tiny fraction of the same values for an ICE-powered vehicle. This has been demonstrated conclusively by several objective studies.
It blows out into the hills or deserts and makes things grow.
It remains in the atmosphere and makes the planet warmer which has significant negative impacts on both the flora and the fauna.
Ever seen the rain forests in Brazil?
Yes.
Singapore jungles?
Yes.
Memphis TN wetlands?
Yes.
You can’t see the sun from a haze but it feels like its 130F. Stuff grows too much.
Aren't you taking the opposite position of the one you just proffered?
You’re welcome in advance. Tell your dream comme pierced blu-haired commee girl up at CAL Berkley hi for me.
I've no idea who you're talking about. I grew up in Kansas and went to college there and in Florida. I studied engineering. And, you know, there aren't a lot of rabid anti-communists around any more. Lonely?
 
Why did you (incorrectly) abbreviate "manufacturing". Spelling issues? Tired fingers? The sum total of CO2 produced during the manufacture and operation of an EV is a tiny fraction of the same values for an ICE-powered vehicle. This has been demonstrated conclusively by several objective studies.

It remains in the atmosphere and makes the planet warmer which has significant negative impacts on both the flora and the fauna.

Yes.

Yes.

Yes.

Aren't you taking the opposite position of the one you just proffered?

I've no idea who you're talking about. I grew up in Kansas and went to college there and in Florida. I studied engineering. And, you know, there aren't a lot of rabid anti-communists around any more. Lonely?



More denial by the LGBTQ bunch. When I lived in Eugene ORE there were very Cold days when wood burning fires filled the air till you couldn’t see like normal.

It always blew off and trees flourished from the CO2. So many trees you get tired of trees. The atmosphere is huge and man barely makes a dent. Particles settle, dissipate up up up and away.

Nothing is different burning clean natural gas or clean gasoline ir clean coal. There were some types of coal that were not good in the early 1900s but that got changed out ASAP.
 
More denial by the LGBTQ bunch.
What denial by what LGBTQ bunch? This is the Environment forum and a thread about electric vehicles. What the fuck do you think LGBTQ has to do with it? Are you awake yet?
When I lived in Eugene ORE there were very Cold days when wood burning fires filled the air till you couldn’t see like normal. It always blew off and trees flourished from the CO2.
I would be extremely surprised if there was the slightest trace of evidence of trees fluorishing from Eugene's wood smoke. I think instead that you could find evidence that soot and particulate pollution from that smoke both in the air and on the trees themselves would block light, stifling photosynthesis and harming the trees near Eugene and every other smoke-laden human habitation.
So many trees you get tired of trees.
One man's meat...
The atmosphere is huge and man barely makes a dent.
A 50% increase in CO2 is more than a dent as is the global temperature trend of the last 100 years.
Particles settle, dissipate up up up and away.
Dissipate? They may no longer be visible but that does NOT mean they are gone and does NOT mean they are not having effects.
Nothing is different burning clean natural gas or clean gasoline ir clean coal. There were some types of coal that were not good in the early 1900s but that got changed out ASAP.
If you think that, why do you care whether its created by wind turbines, solar panels, hydroelectric dams or nuclear power plants?
 
If you think that, why do you care whether its created by wind turbines, solar panels, hydroelectric dams or nuclear power plants?


I see threads on TX power outages. Go over threre and tell them how good wind & solar work out. You and T-bone Pickens can do Commee Obidens main work.

People literally die w/o AC out in the SW USA. Tell them bout your wind & solar. They know only big Natural Gas power is dependable. When its 115F the wind ain’t blowing. You and yor boys want to kill the old whites in trailer parks. Solar can’t run AC. Battery cars get half range. Cold or hot they aint rolling. Window sticker MPG us for brand new batteris at stop & go 72 degrees. Only true right off the lot. Then….straight downhill from there to junkyard.
 
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There's no guarantee that any vehicle guided by humans will drive safely. 42,000 deaths and hundreds of thousands injured in a single year in the US alone testify to that.
No argument there. Transportation is certainly hazardous in its own right.
I wonder if they'd be better off running the power lines under the street instead of over them though. Induction can be just as efficient as conduction under certain circumstances.
 
No argument there. Transportation is certainly hazardous in its own right.
I wonder if they'd be better off running the power lines under the street instead of over them though. Induction can be just as efficient as conduction under certain circumstances.
There would be losses in an induction system but the improved visuals might be worth it. Florida resisted underground power lines for many years in response to hurricanes because of the cost of installation and difficulty in servicing them, but they have finally changed their minds and are putting them there now.
 
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