[PCW] Fuel consumption

Malcolm Tennant malcolm@tennantdesign.co.nz
Tue Oct 10 16:16:16 EDT 2006


Dear Georgs,

The boat I was refering to was our Escape design. It can be seen on our web
site www.tennantdesign.co.nz or www.catdesigners.com .In the photograph of
the boat underway it is travelling at 16 knots and shows the typical lack of
wake associated with the CS hull form [unless you are travelling at the
hulls hump speed that is!]. There is also a comparison of performance and
fuel consumption in the "latest news" section for July 2004 [you will need
to scroll down quite a long way to see it]. For your interest the other
boats in the comparison were [1] Express monohull trawler was an Ocean
Alexander [2] the "semi displacement cat" [their words not mine] was a
Fontaine Pajot and [3] the planing cat was a Roger Hill design.

These boats were all professionally checked over the measured mile. This
really illustrates the point I was making earlier. If the builder/designers
of various boats make claims for their performance/fuel consumption , then
they need to be rigorously tested as far as it is possible to make any
comparisons meaningful.

Regards,

Malcolm.

ps. I was very "chuffed" to see my listing in the recently published
"Encyclopedia of Yacht Designers". It is mostly for my contribution to
sailing catamaran design but there is a mention of power cats.

Malcolm Tennant Multihull Design Ltd
PO Box 60513 Titirangi,
Waitakere 0642
NEW ZEALAND

ph +64 9 817 1988
fax +64 9 817 6080

e-mail malcolm@tennantdesign.co.nz
www.tennantdesign.co.nz
www.catdesigners.com


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