John Bushnell

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since May 16, 2016
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Recent posts by John Bushnell

Thank you Troy,

Very Insightful information.

I have not seen the novel approach to compress air that I'm talking about anywhere.

Yes, the first things that I'm trying to do is determine if it is a cost-effective approach when compared to other methods of compressing air.

So I want to start with the conventional side of the equation, and speak of this method as "a tank of compressed air."

Then a volume of air is drawn from the tank to drive a motor that is coupled to a generator.

Now this tank can be as large as I want, and it can have pressures as high as the tank (and seals) can handle.

One of the down sides of this method is that in order to recharge the tank,
it has one piston that can be designed to deliver as high of pressure as is physically possible, however it has only one short stroke per cycle and
then it will take a few minutes for the next stroke.

So the tank needs to be pre charged and not go below a set PSI as air is drawn out to run the motor.
Again the piston that charges the tank can deliver above 100,000 psi in a stroke.

Since P-1 X V-1 = P-2 X V-2 Then if we start with a high P-1 and take it super higher with P-2 the relative change between V-1 and V-2 will be small.
Therefore will sustain a constant cfm to a motor until the next stroke.

So as I have time, I need to find out what some conventional air motor requirements are; in terms of CFM and PSI.

Thank again for your insight,
John

9 years ago
HI David,
So are your saying;
if you pump air into a storage tank, like your bike wheel, then the increased pressure results in an increase in the temperature.

Then;

If I am driving an air motor from a compressed air storage tank (not the bike tire) & The air flowing across the motor is expanding not compressing,

so then are you saying that the motor will experience heat gain from the decompressing air flow?
Thanks,
John
9 years ago
HI Dale,
Thank you for your response.

No it is not a Trompe system.

I was thinking that there may already be air motors coupled to electrical generators on the market.
Thanks again,
John
9 years ago
I am developing a novel approach for using gravity to compress air.
Do you know where I can buy an electrical generators that is driven by compressed air?
9 years ago