Yes, excuse me. I was careless and I knew better. However the principle with respect to range and safety remains - obviously buttressed. I was...
My opinion is that the general rules apply - double the speed requires power squared. And that has a large effect on fuel consumption and thus...
Yes Mr. May, a fine job! A rather longer story of your project and additional pictures would be very welcome! Please tell us more...
In planning stage. Will post as project gets to the photogenic phase... Thanks. Plan calls for center enclosed pilot house with ducted engine...
Many Thanks! My background is in industrial construction - building steam and gas turbine power plants, canneries and such, though I have messed...
I'd like to solicit relevant comments or suggestions related to bollard pull and power. Here's a description of the matter I'm dealing with: An...
Interesting paper http://www.hydrocompinc.com/knowledge/whitepapers/HC110-BollardPull.pdf related to topic. (I know it's an old matter.)
If somebody said that working for the us army was a lot like the tales about Czechoslovakia they might be right. There were many "g-jobs", and...
The classical "Monterrey Clippers", similar boats, tended to chose the "frisco" engine in the 8 hp version - a compromise. But their experience...
Paper dealing with fuel consumption (and more) of outboards and petter diesels in work-boats http://tinyurl.com/cpm39ca
Well, let's see...20# of LP is about 4.7 gallons, and over ten hours that's an average consumption of 0.47 gallons or just under 2 lbs per hour....
I remember reading about an outboard jet made in Germany right ofter th' war...this used a combusting pulse-jet to create jets of water -...
i have seen diesel outboards, and kerosene, but propane is something new to me. I believe I'd be concerned about fire dangers and fuel consumption...
I've been reading up on this subject for quite a while. Some thoughts - Everyone knows that work/fishing boats called "trawler" or dragger or...
Yes, one purpose for equalization is to stir the electrolyte. For that reason adding water ought to precede the termination of equalization by a...
oh yeah - to add - when large currents run through the iron block of a non-isolated engine, the block becomes magnetized. this subsides gradually...
Thoughts....An old pal, now dead, was an electrician on the build of CVN65 (Enterprise). He an' I worked together for years at an Army base, doing...
We live off-grid and maintain electrical power for a little 20 acre rancho via a 1.6 kw solar array and a lister type diesel. Obviously we...
thoughts...small jet made from trash-pump (tractor supply, harbor freight?) suction uptake and jet each fastened to gunwales via c-clamp, ie not...
going from full speed ahead to full speed astern is a requirement in trials for a new ship. ship must do this only once... in boats it's not such...