Alex,
Very cool! What electric drive did you install, and what kind of run
time / range are you getting? I recently bought a Chevy Volt so electric
drives interest me.
Regards,
Gary
S/V Expresso
'75 C&C 35 Mk II
East Greenwich, RI, USA
~~~~~~~_/)~~~~~~
On Mon, Jun 2, 2014 at 4:56 AM, Alex Giannelia via CnC-List <
[email protected]> wrote:
> Yesterday, after 7.5 years on the hard, we launched and enjoyed our maiden
> voyage under electric power.
>
>
>
> Now, I have to clean up the below decks which took the brunt of the load
> of dirt etc. caused by all the glass and deck work but at least we are in
> the water!
>
>
>
> Now, for a few notes as to how she performed
>
>
>
> 1) So quiet and smooth at low RPM that you don’t even know you are
> running the engine, until you look out the back and see the prop wash
> swirls.
>
> 2) Below 1000 RPM hardly noticeable
>
> 3) Above 1000 RPM we encountered some vibration which we surmised
> was due to imperfect alignment related as well to being on the hard for so
> long, so we will re-align in a week etc. till this goes away.
>
> 4) The stuffing box was adjusted at the dock to just tighter than no
> drips when not turning. Under power, initially no temperature rise noted
> until about 20 minutes. As there was hardly any water dripping while
> turning, I then slowly loosened it to 1 drip per 20 seconds and the
> temperature rise stopped and it was just warm to the touch. Interestingly
> at the controls which shows time to discharge, after I did this, the time
> number went up, reflecting the loss in resistance. I then re-locked the
> nut in this position and it ran fine.
>
> 5) Recharging at my club is a bit of a challenge because it looks
> like the 15A it needs is not being delivered at my dockside station, unlike
> the power supply I had at the yard. My installer recommended using a
> y-splitter to provide a plug in into 2 15A outlets combining into my 1 30A
> inlet cable, what does the list think?
>
> 6) With a new Martec 2 bladed folder, backed up nicely, got up to
> the full rated 1850 RPM easily except of course the aforementioned
> vibration above 1000.
>
> 7) Cockpit conversations at cruise power were held in a normal tone
> of voice….as if we were ghosting….
>
>
>
> Alex Giannelia
>
> CC 35-II 1974 launched, to be renamed
>
> TORONTO, Ontario
>
>
>
> ag@@airsensing.com
>
>
>
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