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Originally posted by Aim64C
reply to post by mansouryar
Compressed air has some major drawbacks - the one being "where do I get compressed air?"
It's not just an energy problem - it's a distribution problem. People will not buy cars they cannot travel with. The U.S. is far more sparsely populated with much more distance between cities and individual homes than many European (and certainly Asian) environments. My commute tomorrow is going to be about an hour round-trip, and that's fairly standard.
I can't just rely on being able to plug it in at home and let it charge. I have to be able to charge-on-the-go (which means some kind of station).
Fueling stations aren't going to purchase and maintain systems that service cars that are not popular.
... You begin to see the problem. It's not so much an issue of "can we build it" - but so much as "how are we going to introduce it?"
Further - I think you're going the wrong direction with this.
If I had a lot of money to simply throw into my car, I have several changes I would make to the overall design.
Originally posted by Required01
reply to post by mansouryar
The only thing i can recommend is: built it. Buy a cheap car for under 500 dollars (no need for a running engine ofcourse) and built it. Talking is cheap, building a prototype is epic! bet there are several people in your area also interested in projects like that who can even help you out.
On paper everything looks nice and great, until you do trail and error it's just that an idea on paper. I made some screw-ups on things that looked great on paper, but with trail and error you improve it. I came a long way in 'free-energy' right now as a prototype.
Originally posted by XL5
In my opinion, people need to get over the whole weight/size issue. ... So you have to weigh whats more important, money/environment or the risk of a crash.
Originally posted by TrueBrit
reply to post by Aim64C
Ideally the vehicle should charge while it is in use as well as when it is at rest, without any reference to external power sources. Battery technology needs to be advanced to the point where you can store a hundred thousand miles of travel in a battery and require no other powersource for your wheels. Messing about with any other methods like stationary recharge points is going to hamstring your vehicle and require too many other companies being involved.
Originally posted by Advantage
Originally posted by Rhino5
reply to post by Highlander64
This "green transport" you speak of was considered dirty 100 years ago. Cars when they started were considered cleaner alternatives to horses.
Meh, the whites can use the carriages and the mexicans can clean up the dung and sell it as fertilizer. Im NDN.. Ill just steal your horse.
In reality, thats a great excuse. It wasnt more dirty. It certainly didnt damage the planet like cars do. But Im a hypocrite, I love my vroom vroom that goes blub blub when I start it up.
Some time just prior to, or during (I forget which) the second world war, gas powered radio sets were available, in Britain at least. They consisted of a bunch of thermocouples, and a gas flame, with the voltage generated being used to drive a normal radio. I believe the waste heat generation was similar to that of an incandescent light bulb. It always amuses me to see an old idea, that had been discarded as useless, being revived, modernised, and becoming a novel, high-technology solution to a problem.
Various treadmills are in different sizes (for adults, children, etc) that can be purchased. Also, using domestic animals like dog, horse, cow, or sheep can also be used to this end, by particular treadmills [96]; charging the car for owners of these animals sounds easy, and benefiting from the animals for this job can be done professionally, and finds economic aspects.
Joan: Maybe my husband could get used to my shaking foot syndrome if I could charge some of his batteries with this device.
Originally posted by Aim64C
reply to post by TrueBrit
Ideally the vehicle should charge while it is in use as well as when it is at rest, without any reference to external power sources. Battery technology needs to be advanced to the point where you can store a hundred thousand miles of travel in a battery and require no other powersource for your wheels. Messing about with any other methods like stationary recharge points is going to hamstring your vehicle and require too many other companies being involved.
I do not want to be driving a vehicle with a battery system carrying the equivalent power that is held in over 320x that which is held in a tank of gasoline for a vehicle of that size (figure a little over 300 miles to each tank, which is about average for most vehicles). That energy is capable of being released quite violently in almost any method of storage - and I don't want to be around when those batteries are cracked open in a wreck. I'm not quite sure what form their energy release would take - but I don't want to find out.
Not only that - but batteries are a -long- way away from being mass or volume equivalents to hydrocarbon fuels in terms of energy density - let alone superiors. You're going beyond chemical battery technologies and into some realm of "quantum capacitors" (whatever those are - Quantum-* is kind of a indirect way of saying: "magical") or something equally beyond our ability to create.
Returning to the real world, that means we are not going to be able to operate our vehicles without some kind of fuel to burn. At present, we must rely on forms of combustion engines - but this will change in a decade, or so, as direct hydrocarbon catalyzing fuel-cells will begin to mature and reach marketable stages of development - which will offer nearly a 2-fold improvement over engine efficiencies and eliminate the need for any moving parts outside of wheels and steering (well, windows and the like - but you get the idea).
Following a breakthrough in fusion or some other source of electric generation - the car, itself, doesn't really care what is providing it electricity - so long as it is being provided enough (unfortunately - solar will never be sufficient to run anything you recognize as a vehicle in a practical manner).
Remember - things like Air Conditioning and heating all require massive amounts of power - even by comparison to physically moving the vehicle through the air/down the road. Add in stereos, lights, and other things, and you have a lot of power that must be provided for by the car's power systems. Your car's electrical system, currently, doesn't often have to deal with heat; that is all taken from the waste heat of the engine.
You can make some incredibly efficient cars... even some that -can- run under solar power but they will be bare-bones and not really something comfortable or practical for the average person's transportation needs.