67752MultiMonoMania Unstayed squareup[was Re: Wish2 SketchUp (was SketchUp Chebacco)]
- May 2, 2012Shoal, and roomy below, great workshop space, low windage height, but 6:1 slenderness? on 9ft centres? at 15deg heel? ,,, but then why not indeed? The illustration:
--- In email@example.com, "c.ruzer" <c.ruzer@...> wrote:
> Then. ... Then there is:
> "31' Cruising Catamaran
> I made this concept study as an illustration for a British book about cruising multihull design. The wide hulls with all accommodation in the hulls, and the asymmetrical layout with most of the propulsion and control in one hull and most of the accommodation in the other, are notions I've often pushed, without arousing much interest so far. The 'back staysail' is to balance the exaggerated lee helm of a reefed staysail cat"
> This is what grabs me: Quote "_often_" unquote. I know of only two, and they both share at least another really attention grabbing thing mentioned in that Derek Harvey "Cruising Multihulls" book: less "jagged" catamaran stability curve. Oh, and mono sized docking fees...
> ( square hull cat thread: http://groups.yahoo.com/group/bolger/message/40850 )
> "... The 'back staysail' is to balance the exaggerated lee helm of a reefed staysail cat. This rig is docile to handle though, unless sailed by a super expert, it isn't as fast as a conventional cat or sloop. For a mulithull the worthwhile virtue is that it has minimal tendency to push the bow down."
> Docile? Fine. Not as fast? Who cares, we're cruising. An unstayed pivoting tabernacled rig would be great on this boat. I feel there's a lot that could be done based on this sketched cruising cat, test what Phil was exploring and explore some further. ... Biplane rig presents itself.
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