[Gasification] OT - Six Stroke Engine

[David Shackleton]

What is the energy input to your system, the energy source for the work you 
plan to take out of it?  It sounds like a perpetual motion machine the way 
you describe it.

David Shackleton

----- Original Message ----- 
From: "Bob Stuart" <bobstuart at sasktel.net>
To: "Discussion of biomass pyrolysis and gasification" 
<gasification at listserv.repp.org>
Sent: Saturday, June 02, 2007 12:51 PM
Subject: Re: [Gasification] OT - Six Stroke Engine


>
> On 2-Jun-07, at 9:38 AM, Peter Singfield wrote:
>
>>
>> I have a strange idea similar to his -- but no cams at all -- no
>> valves -
>> -except maybe one to purge at start up and shut down.
>>
>> I shall eventually try it with one of my small 3 HP air cooled
>> diesels --
>> also take off the cooling fan and knocking the fins off.
>>
>> It will simply be a compression stroke into a super heat chamber --
>> full flow.
>>
>> Steam (or butane!!) vapor is compressed at 16 to one or more -- into a
>> small diameter coil which is immersed in a low melting metal bath
>> (lead
>> alloy) the metal bath heated by anything -- say my little cohune nut
>> furnace with the 12 watt hair drier blower.
>>
>> The liquid metal bath holds temperatures dead on. No variations
>> allowed.
>>
>> So compress into that coil emersed into the bath -- vapor expands --
>> pushing back on the piston's down stroke -- doing work -- cooling
>> vapor --
>> then back up again -- repeat cycle.
>>
>> Throttling is achieved by restricting flow from cylinder to liquid
>> metal
>> bath boiler.
>>
>> A bi-metal thermostat attached to liquid metal bath turns 12 watt
>> fan off
>> and on.
>>
>> I know -- way to "simple" -- can ne3ver work -- eh??
>>
>> Tell me why it can't produce "work" -- anyone??
>
> The working gas will have to be cooled by the cylinder walls as well
> as by expansion in order to have a useful pressure difference between
> the  compression and expansion strokes.
>
> Best,
> Bob Stuart
>
>
>
>
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