About the number of batteries: As you have enough room, and if weight isn't a problem, I'd suggest installing the total number right away. Twice...
AGM advantages ("misuse tolerance"): high rates of charge and discharge, very low self-discharge rate (a fully charged battery can sit for months...
Well, you're making a good point. Actually, you're making us rethink the whole keel-shoe-rudder arrangement. I also see the following drawbacks of...
Thanks everybody! Your advice really is very helpful! About corrosion: I was aware stainless steel passivates when exposed to oxygen, so it...
JSL: Thanks, got it. That's a good point, it hadn't occurred to me. We'll give it some thought. Considering the boat will be used in fresh water...
Thanks! I'll need some time to study this... Gerold
Fast Fred: Yes, that's exactly how I'm planning to do it. Thanks, Gerold
Ad Hoc: Here's the power curve I used. It's not great, but it's the best I could find. Gerold
JSL: I'm not sure I understand. Also, the sketch isn't complete, it's very basic, so it may well be confusing. I attached it to show the new hull...
Thanks a lot for all the help, all the thoughts! Here's some additional information: About Dave Gerr: His Bp - δ method uses full power at max....
Hey Bert, I looked at my old textbooks again, to get a feeling for the size of the capacitors. Just to get a general idea: Let's say 10 kHz, so...
Thanks ever so much! This is really helpful, this looks very promising. I love having a new formula, an additional method. I'm beginning to...
Hey Bert, I can't help it, I'm still thinking about this. My experience is in 2 fields: A long time ago, I used to do research on train engines...
Thanks. This looks like a good resource. I'll check it out. Gerold
Not a problem! I don't see it as "MY" thread. I'm new here, it's your forum, it's for everybody, right? I'm grateful for all the help and comments...
Thanks. Actually, I have room for a huge prop, 25" or so. The engine is a Solé diesel, Mitsubishi based. I'm willing to change the transmission,...
Thanks very much, Bert! I'll try and download the program tomorrow. Gerold
Dave Gerr's book and Vicprop agree on the top speed: 8.2 kt. Unfortunately, I don't have any data. My father-in-law designed and built the...
I'm trying to determine the right propeller for the wooden power cruiser I'm restoring and modifying. I used the Crouch method and the Bp - δ...
The top photo in the brochure - is that Deception Pass???
