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Overunity Machines Forum



R-Walker Selfsustaining Free Energy bike from Mexico

Started by hartiberlin, May 11, 2015, 02:29:11 PM

Previous topic - Next topic

0 Members and 7 Guests are viewing this topic.

MarkE

Quote from: Void on May 17, 2015, 07:41:17 PM
Hi Stefan. I think the reason some of his answers are a bit vague or unclear is probably that he may not have fully understood
your questions or points in some cases, and also that he doesn't want to reveal too much because he plans to patent his invention.
In such a case he also may have deliberately said a few things which are not correct to throw off any potential replicators. ;)
I say this because I think anyone who plans to patent an invention would probably be inclined to do the same if
someone is asking a lot of questions looking for specific details. :)
He's going to have a devil of a time patenting an electric scooter.

Hhx

Hi All,

I agree with MarkE's translation, all right.

mesos=meses=months

A detail:
"Pierde voltaje en las. Subidas. Pero recupera el doble eb bajadas"

" It loses voltage climbing but recuperates voltage going downhill."

Uphill loss = 1x
Downhill gain = 2x

In levelled road = 0x (I believe)

Regards

Berto3

On Endless-sphere I found an interesting threat from 2009 about the Ultracap Bike. If the regeneration storing in caps is better or more efficient than a li-ion battery you have to find out yourself, watch:
http://endless-sphere.com/forums/viewtopic.php?f=6&t=7511&start=25
One specific item really interested me.

"Regeneration: In industry commercial inverters are used to vary AC motor speeds by intentionally changing the frequency supplied to the motor. If you overspeed the motor, the motor is returning the power back to its power supply. When you use an inverter that has a variable frequency capability, you turn the frequency down and your motor is a generator, returning its power to the controller, until your new reduced speed is reached. Or you can have a over running load, like when you drive your AC motor powered tractor down a hill, and your motor is a generator.
Here is the problem in industry: Most AC inverters cannot return the excess power to the power line. There is a diode bridge that takes AC power and charges a capacitor bank. (There are a very few specialized AC inverters that use a bi-directional bridge of transistors to charge the capacitors or return power to the AC line.) With diodes that is strictly a one way trip. The capacitor bank is connected to the motor via a bridge of transistors or gate turn off SCRs. This bridge is bi-directional. So whenever the motor is a generator, the capacitor bank is charged up and potentially overcharged. Some drives turn off to protect the controller. Some drives switch on a resistor to dump the excess energy. Here we are not really regenerative, although the motor does not know any better.
If you were to replace the capacitor bank with batteries, like some electric cars, you now have the ability to absorb a lot of energy from the motor, and you can easily be regenerative over the entire speed range of the motor, whereas to regenerate with a DC motor you need to do tricks with field windings and still may not be regenerative over the entire speed range."

memoryman

"A patent is for protection from the big oil companies.  They want to try to stop me one day"
It's funny how FE inventors worry about that, while multi-billion alternative energy companies don't.
Why doesn't 'Big Oil' go after them?

lancaIV

http://www.google.com/patents/US3809978
probably with a better motor and generator and instead the batteries using capacitors they get the better performance.

But they/he told us that they wish to patent their invention
they/he did not writing that this should be worldwide.

Bringing this to the exposition means that they applied before the Expos in Spain and Romenia.