... A moral I'll sculpt from the road dust, variety is essential. Theo's choice of topic heading, "Oranges and Apples", fits like a warm comfortable mitten....
2208
Scott MacGregor
smacgregor@...
Jul 1, 2001 9:22 pm
... From: John Snyder <JCSnyder.studio@...> To: <power-assist@yahoogroups.com> Sent: Sunday, July 01, 2001 11:26 AM Subject: [power-assist] Re:...
2209
Norman Rosenberg
norbev@...
Jul 1, 2001 9:34 pm
John, A long time ago, thousands of year or longer, man discovered it was easier to plunder, pillage, and take slaves than to develop creative ways to solve ...
2210
Colin Dedman
cjd121@...
Jul 2, 2001 12:13 am
... No. The torque depends only on the current, and the permissible current is set by motor overheating and efficiency considerations. ... I'll post a table of...
2211
Ed Armstrong
ed@...
Jul 2, 2001 3:33 am
I am really surprised that alcohol has so much less energy per gallon than gasoline. Race cars with 1000+ hp engines burn alcohol at the Indianapolis 500...
2212
Colin Dedman
cjd121@...
Jul 2, 2001 3:48 am
... SCOTT motor @ 24V RPM AMPS Nm Power Eff Dissipation 3300 3.1 0.0 0 0% 74 3243 10.3 0.5 170 67% 78 3186 18.0 1.0 334 79%...
2213
Arne
thereilarne@...
Jul 2, 2001 9:18 am
If I remember correctly, race cars typically burn 4 times the volume of alcohol or methanol compared to gasoline.. I can't remember exactly why they use it,...
2214
Alan Braggins
armb@...
Jul 2, 2001 10:08 am
... That surprises me. http://www.trigenewingpower.com/technical_notes_costofproducingelectricity.htm "Industrial cogeneration thermal efficiency is typically...
2215
Giles Puckett
aegidius@...
Jul 2, 2001 12:31 pm
... Oh yes they are - the jet on an alcohol carby is big enough to stick a little finger through. They run very rich mixtures, partly because the juice burns...
2216
Lee, Al
al.lee@...
Jul 2, 2001 1:47 pm
Eric, I noticed a press release for May that says that they have started field testing 1.5kW generators. How big do you think theses are and do you think that...
2217
Rich Weiss
richheidi@...
Jul 2, 2001 5:12 pm
As alcohol is evaporated in the intake tract and combustion chamber, it absorbs heat [absorbtion refrigeration], allowing the incoming charge to "contract" and...
2218
Frank Colver
fwcolver@...
Jul 2, 2001 5:46 pm
Lets see - I remember that forests, ocean fish, petroleum, hydro-power, etc. were considered "unlimited" at one time. Gasoline was once a waste product that...
2219
Eric Peltzer
eric@...
Jul 2, 2001 8:04 pm
Re racing fuel - compression is the key. An engine with higher compression can make more power per unit displacement and that is the overriding consideration...
2220
John Snyder
JCSnyder.studio@...
Jul 2, 2001 8:53 pm
... I'd stripped the "s" from the trite cliché "tolerance of differences" as a rhethoric device. It was a feeble, overly-subtile gimmick. Please think of the ...
2221
Norman
norbev@...
Jul 3, 2001 12:13 am
Power-assisters, Today, four people noticed Beverly and I were on power-assist bikes. That is equal to the total amount for the past six months. All were ten...
2222
Scott MacGregor
smacgregor@...
Jul 3, 2001 12:47 am
... From: John Snyder <JCSnyder.studio@...> To: <power-assist@yahoogroups.com> Sent: Monday, July 02, 2001 4:46 PM Subject: [power-assist] Re:...
2223
b2bhelp@...
Jul 3, 2001 12:47 am
Another brokern Zapworld promise - Skootr-X rant continues.. After complaining to the Sebastopol Chamber of Commerce, a third person at Zapworld called me and...
2224
Tim & Ally Smith
tacsmith@...
Jul 3, 2001 3:51 am
Has anyone had any luck downloading the power assist archive mentioned not long ago? http://groups.yahoo.com/group/power-assist/files/Power-Assist-archives.zip...
2225
Ed Armstrong
ed@...
Jul 3, 2001 5:12 am
I can not find good information on power ratings of electric motors anywhere. Colin Dedman is just going to have to generate data for all of them. We have all...
2226
Frank Colver
fwcolver@...
Jul 3, 2001 5:23 am
John, that is precisely why I use an ICE instead of electric for long rides over sand and rock in the desert with an assisted bike I can pick up and carry when...
2227
Ed Armstrong
ed@...
Jul 3, 2001 5:35 am
I was wondering if anyone could tell me if this would work. I was thinking of taking Lead Acid battery, drilling a hole in the bottom and put a valve on it to...
2228
Frank Colver
fwcolver@...
Jul 3, 2001 5:42 am
Hi PA'ers, This quote from one hundred years ago was reprinted in my latest copy of the North American Steamboat Association newsletter. I thought some on this...
2229
Frank Colver
fwcolver@...
Jul 3, 2001 5:48 am
Ed, it isn't the acid that is recharged it is a chemical change at the plates of the battery that determines the charged state. You would have to swap the...
2230
Ed Armstrong
ed@...
Jul 3, 2001 5:54 am
Damn scratch that idea then. I thought it was too good to be true. Thanks for the reply Frank. Regards, Ed Armstrong...
2231
Ray Brown
raycow@...
Jul 3, 2001 5:56 am
Lead acid cells don't actually work that way. The sufuric acid doesn't get used up or depleted in the way you are thinking. Instead, the sulfate ions combine...
2232
Tom Genereaux
entropy@...
Jul 3, 2001 6:03 am
This would be a good way to have a wrecked battery in an amazingly short amount of time. Remember, the lead electrodes are partially dissolved during discharge...
2233
Ken Hill
kwhill@...
Jul 3, 2001 6:04 am
I don't know if I'll be repeating, but your description fits the California definition of an electric Moped pretty closely. If it's electric, it doesn't need...
2234
Giles Puckett
aegidius@...
Jul 3, 2001 6:54 am
... Agree with your sentiment, but have to correct - a motor will produce its peak power at (roughly) 50% of its no-load speed, drawing 50% of its stall...
2235
John Snyder
JCSnyder.studio@...
Jul 3, 2001 8:51 am
... Yes. You are correct. It is an illustrative example of a tautological pleonasm. John Snyder...
2236
Greg Nuspel
greg@...
Jul 3, 2001 11:30 am
Al, I work for Global Thermoelectric http://www.globalte.com/ we have fuel cells that run on natural gas and are working on fuel cells that will work on liquid...
