 |
 |
|
 |
 |
 |
 |
 |
 |
 |
 |
| |
REPP-CREST
1612 K Street, NW
Suite 202
Washington, DC 20006
contact us
|
|
 |
|
|
|
|
| Stoves Archive for January 2002 |
|
| 240 messages, last added Tue Nov 26 17:31:21 2002 |
[Date Index][Thread Index]
Re: "Worlds Fastest Stove" Contest Was: Re: LETS ADOPT A UNIVERSAL POT
While you are at it, why not mention/delimit elevation and barometric
pressure conditions... Thoughts ?
Lanny Henson wrote:
> Kevin, I am sending this to the list.
> This fast stove contest is a great idea, count me in.
> At first I thought that your choice of pot was not good but after thinking
> about it I believe that it is a good choice because the small bottom and
> large side area (4+ X larger than the bottom) will cause us to find better
> ways to transfer heat to the side of the pot. We will have to be more
> creative heating a tall can than a flat bottom shape. I think your first
> suggestion for the rules are good. 1 stoves same start temp. 2 good. 3 & 4
> fine. 5 good 6 Like Ron said only punch holes. Don't cut top. 7,8,9,10 & 11
> sound good.
> I wander if it would be possible to use the honor system with independent
> testing of the top stove/ stoves? for the first year?
> I doubt that I will be able to travel to a contest but I could ship my stove
> and fuel.
> This thing would grow year by year.
> I am in Rome, Georgia.
> Lanny
>
> ----- Original Message -----
> From: Kevin Chisholm <kchishol@fox.nstn.ca>
> To: Lanny Henson <lanny@roman.net>
> Sent: Monday, January 21, 2002 8:16 PM
> Subject: Re: "Worlds Fastest Stove" Contest Was: Re: LETS ADOPT A UNIVERSAL
> POT
>
> > Dear Lanny
>
> > At this stage, two others have volunteered to work on finalizing the
> rules.
> > At the present, I am proposing to proceed as follows:
> >
> > 1: Lay out a set of "Rules" that would simply serve as a "benchmark" or
> > guideline for people to build stoves and have a general "standard of
> > comparison", so that one can see how he generally stacks up against others
> > who have built a similar stove, BUT with "modifications in construction or
> > operation that were not specifically prohibited."
> >
> > This should teach us all a great deal about stove design, operation, and
> > heat transfer.
> >
> > 2: Then we figure how to stage a "reasonably fair contest", so that a
> prize
> > can be awarded, and the WFSC Winner can be declared.
> >
> > This will not be easy. It will be a nuisance shipping stoves to a central
> > testing point. It will be disappointing to you if you can operate your
> stove
> > to boil in say 47 seconds, but if someone at the "Central Run-off"
> operates
> > it for you, and only gets a 57 second time, then you will be disappointed,
> > especially ifthe winner comes in at say 52 seconds. Travel costs to a
> > central point are a major consideration..... presumably people from all
> > around the world will be entering.
> >
> > I'll keep you posted as to how things are unfolding.
> >
> > You have any suggestions or ideas on how to structure the Contest?
> >
> > BTW..... where are you?
> >
> > Kindest regards,
> >
> > Kevin
> > > >
>
> > > Dear Tom
> > >
> > > Given that 1 litre is a convenient water volume, and given that the test
> > > should be available universally, I would propose that the standard "pot"
> > be
> > > the standard 1.36 litre "juice can" which measures about 7" (176 mm) by
> > > 4-2/8" (106 mm) outside dimensions. My assumption is that this is indeed
> a
> > > universally available can size.
> > >
> > > A 1 litre measure would be at a height of 127.2 mm from the inside
> > > bottom.The can I have in front of me now just happens to rolled rings in
> > it.
> > > The second ring from the top is almost exactly 127.2" from the inside
> > > bottom. This would serve as a very simple "fill level indicator." This
> can
> > > size also has about 50 mm of ullage or "head space" to prevent
> boil-over.
> > >
> > > Note that this is a test system, and does not necessarily have to use a
> > > "real world cooking container."
> > >
> > > A very interesting point was raised by Ron: Who has the "World's fastest
> > > stove?" If there was sufficient interest, my Company, Energy Engineering
> > > Ltd, would post a $100 First prize to the Contest entrant having the
> > "Worlds
> > > Fastest Stove," using a maximum of 500 gms solid biomass fuel charge
> > >
> > > Contest Rules could tentatively include:
> > >
> > > 1: The stove system must be at room temperature before start of the
> > timing.
> > > 2: The time clock starts when the fuel is lit.
> > > 3: Any "common solid biomass fuel" may be used.
> > > 4: A "common solid biomass fuel" is defined as any naturally occurring
> > > solid non-fossil biomass material that is economically available to at
> > least
> > > 1 million people throught the World.
> > > 5: The stove system must be entirely self powered. Internal powering,
> such
> > > as would result from a thermopile and motor, or a Sterling engine system
> > to
> > > provide forced draft or suction effects, is permissable, providing that
> > > their source of energy is the permitted fuel charge.
> > > 6: The container employed shall be a standard commercially available
> > "juice
> > > can" with the top cut off with a standard can opener.The can shall not
> be
> > > modified to increase its surface area.The Judges can, at their slole
> > > discression, supply the Entrant with a "standard" can if they feel the
> > > entrant's can has been modified in any way.
> > > 7: The can shall have a snug fitting cover with a 10 mm hole in the top
> > > center, and a 2 mm hole to act as an air vent, 25mm away from the center
> > of
> > > the cover..
> > > 8: Water content in the container shall be 1.0 kG of potable water,
> > measured
> > > at 20.0 degrees C. Water temperatures more than 20.0 C shall be lowered
> to
> > > 20.0 starting tempreature with ice cubes..
> > > 9: A copper penny shall be placed over the 10 mm hole in the cover prior
> > to
> > > the start of the test.
> > > 10 Timing will stop when the penny is seen to more as a result of steam
> > > created.
> > > 11: The winner shall be the entry whose penny moves as a result of steam
> > > generation in the shortest time.
> > >
> > > Judging the stoves will be a bit more difficult, in that this is a
> > > potentially a "World Class Event." If there is sufficient interest,
> then
> > > Contest and Judging Details can be worked out.
> > >
> > > I would tentatively propose that the Final Tests and Award of the Prize
> > > would take place no later than 1 Nov 2002
> > >
> > > Perhaps the Stoves List, or some other suitable Organization could
> > sanction
> > > the event, to give it stature?
> > >
> > > Possibly we could discuss the Contest Concept on the Stoves List, to see
> > if
> > > there is interest, and if so, to see if a practical way can be found to
> > run
> > > the contest.
> > > Kindest regards,
> > > Kevin
>
> -
> Stoves List Archives and Website:
> http://www.crest.org/discussion/stoves/current/
> http://www.ikweb.com/enuff/public_html/Stoves.html
>
> Stoves List Moderators:
> Ron Larson, ronallarson@qwest.net
> Alex English, english@adan.kingston.net
> Elsen L. Karstad, elk@wananchi.com www.chardust.com
>
> List-Post: <mailto:stoves@crest.org>
> List-Help: <mailto:stoves-help@crest.org>
> List-Unsubscribe: <mailto:stoves-unsubscribe@crest.org>
> List-Subscribe: <mailto:stoves-subscribe@crest.org>
>
> Sponsor the Stoves List: http://www.crest.org/discuss3.html
> -
> Other Biomass Stoves Events and Information:
> http://www.bioenergy2002.org
> http://solstice.crest.org/renewables/biomass-info/
> http://solstice.crest.org/renewables/biomass-info/carbon.shtml
>
> For information about CHAMBERS STOVES
> http://www.ikweb.com/enuff/public_html/Chamber.htm
begin:vcard
n:Stanley;Richard
tel;home:(Uganda)
tel;work:(States)541 488 1559
x-mozilla-html:FALSE
url:www.legacyfound.org
org:Legacy Foundation
adr:;;4886 Highway 66;Ashland ;Oregon;97520;United States, North America
version:2.1
email;internet:rstanley@legacyfound.org
title:Co Director
x-mozilla-cpt:;3
fn:Richard Stanley
end:vcard
-
Stoves List Archives and Website:
http://www.crest.org/discussion/stoves/current/
http://www.ikweb.com/enuff/public_html/Stoves.html
Stoves List Moderators:
Ron Larson, ronallarson@qwest.net
Alex English, english@adan.kingston.net
Elsen L. Karstad, elk@wananchi.com www.chardust.com
List-Post: <mailto:stoves@crest.org>
List-Help: <mailto:stoves-help@crest.org>
List-Unsubscribe: <mailto:stoves-unsubscribe@crest.org>
List-Subscribe: <mailto:stoves-subscribe@crest.org>
Sponsor the Stoves List: http://www.crest.org/discuss3.html
-
Other Biomass Stoves Events and Information:
http://www.bioenergy2002.org
http://solstice.crest.org/renewables/biomass-info/
http://solstice.crest.org/renewables/biomass-info/carbon.shtml
For information about CHAMBERS STOVES
http://www.ikweb.com/enuff/public_html/Chamber.htm
|
|
|
