----- Original Message ----
> From: Abd ul-Rahman Lomax <[email protected]>
> To: "[email protected]" <[email protected]>
> Cc: "[email protected]" <[email protected]>
> Sent: Sun, January 17, 2010 2:46:56 PM
> Subject: Re: [Vo]:Back EMF: Sean may be right
>
>
>
> Sent from my iPhone
>
> On Jan 17, 2010, at 12:06 PM, Harry Veeder wrote:
>
> >
> >
> >
> >
> > ----- Original Message ----
> >> From: Abd ul-Rahman Lomax
> >> To: [email protected]; "[email protected]"
> >> Sent: Sun, January 17, 2010 10:06:18 AM
> >> Subject: Re: [Vo]:Back EMF: Sean may be right
> >
> >>
> >> If, in fact, there were twice as much energy appearing in the rotor, that
> rotor
> >> would accelerate with extreme rapidity, and low-friction bearings would be
> >> completely unnecessary.
> >
> > How do you know? With regular bearings it may require more energy then the
> system can
> > generate.
>
> Isn't that my point? They are drawing relatively high power from the battery.
> If
> all of that ends up as heat, and twice as much is going into rotational
> energy,
> there should be no problem with bearings. But hey , if I have the math wrong,
> let's say they haven't given us the info to show it. I didn't do actual
> calculations, just seat of the pants estimation.
This is my reasoning:
Asssuming the orbo really operates, as they claim, with a COP of 300% with low
friction bearings, then ordinary bearings might require the orbo to operate
with a COP of 400% which it is incapable of generating.
Harry
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