[Gasification] Fwd: Gasification Digest, Vol 2, Issue 25

[kenn johnsen]

    It is claimed to use 1/4 of a pound off fuel, per horse, and that is  
with a carburetor, what would happen if the Aussie Orbitel got there  
hands on it.

Kenn
>
> Hi Drew,
>
> I mentioned the Bourke because I personally DON'T KNOW.  Except that  
> Bourke
> produced and sold 30cc models of it in the 1950s and others now make  
> certain
> performance claims for it.  Plus one of the websites shows a 30cc  
> Bourke now
> being tested periodically against a 24 KW generator.   A 24kw generator
> would normally need 48 shp so that picqued my interest.  Whether he's  
> able
> to run it full load with his Bourke engine, again I don't know.
>
>>> http://en.wikipedia.org/wiki/Bourke_Engine<<
>
> The problem with Wikipedia is articles may well be written by  
> competitors.
> In the case of the Bourke Engine, they might be disinformation written  
> by GM
> or Exxon public relations flacks.
>
> The most I can say is developments in the tiny Bourke engine field seem
> worth watching given the claims made for the engine's performance.
> Conventional theoretical wisdom is often overturned by actual  
> experimental
> results.  It might develop into a good gasification engine someday.   
> Or it
> may always be a spurious crackpot 'invention' always needing more
> development funding but never delivering any useful results.  Similar  
> to
> hydrogen fusion and enyzmatic conversion of cellulose to ethanol.
>
> Regards,
>
> Mark
>
>
>> Date: Tue, 15 Aug 2006 09:13:07 -0700
>> From: drew <drew at artforging.com>
>> Subject: [Gasification] Bourke Engine and Steves Gassifier
>> To: Gasification at listserv.repp.org
>> Message-ID: <44E1F293.80907 at artforging.com>
>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>
>> The 1936 patent drawings of the bourke engine are here
>>
>> http://patimg2.uspto.gov/ 
>> .piw?docid=US002122676&PageNum=2&IDKey=B2AB2A5BECE0&HomeUrl=http:// 
>> patft.uspto.gov/netacgi/nph- 
>> Parser?Sect2=PTO1%2526Sect2=HITOFF%2526p=1%2526u=%25252Fnetahtml%2525% 
>> 25252FPTO%2525%25252Fsearch- 
>> bool.html%2526r=1%2526f=G%2526l=50%2526d=PALL%2526S1=2122676.PN.%2526O 
>> S=PN/2122676%2526RS=PN/2122676
>> <http://patimg2.uspto.gov/ 
>> .piw?docid=US002122676&PageNum=2&IDKey=B2AB2A5BECE0&HomeUrl=http:// 
>> patft.uspto.gov/netacgi/nph- 
>> Parser?Sect2=PTO1%2526Sect2=HITOFF%2526p=1%2526u=%25252Fnetahtml%2525% 
>> 25252FPTO%2525%25252Fsearch- 
>> bool.html%2526r=1%2526f=G%2526l=50%2526d=PALL%2526S1=2122676.PN.%2526O 
>> S=PN/2122676%2526RS=PN/2122676>
>>
>> A 1994 patent for a similar engine but fancier scotch yoke
>>
>> http://patft.uspto.gov/netacgi/nph- 
>> Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch- 
>> bool.html&r=41&f=G&l=50&co1=AND&d=PTXT&s1=bourke&s2=engine&OS=bourke+A 
>> ND+engine&RS=bourke+AND+engine
>> <http://patft.uspto.gov/netacgi/nph- 
>> Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch- 
>> bool.html&r=41&f=G&l=50&co1=AND&d=PTXT&s1=bourke&s2=engine&OS=bourke+A 
>> ND+engine&RS=bourke+AND+engine>
>>
>>
>> The engine looks interesting, the pause at TDC and BDC are supposed to
>> make the engine run better?   I don't know?   The true linear travel
>> pistons look interesting.   I am not qualified to judge, and especialy
>> not from the meager info on thier site, or in the patent.  I do notice
>> that on the website they are selling an "revolutionary electronic fuel
>> cracker" which gives 15% better fuel rating.   This sort of add does
>> little for thier credibility from my point of view.
>>
>> The 1994 patent is licenced to Collins motor company in Austrailia,  
>> they
>> have an artical on thier engine "soon to be released, after a bit of
>> testing"
>> http://www.findarticles.com/p/articles/mi_m3165/is_n4_v27/ai_10615466
>>
>> The wikipedia page
>>
>> http://en.wikipedia.org/wiki/Bourke_Engine
>>
>> Says poor NO emissions are what killed it, same as the wankel I  
>> suppose,
>> as higher combustion efficency is obtained, the seemingly inevitable
>> higher NO.    The scotch yoke mechanism seems like it could be (and  
>> has
>> been) quite problematic too,  if it was huge and heavy like the old
>> steam gear, maybe, but in a "high output" low weight engine?
>>
>
>
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