| Re: righting line position, engineering/physics needed
[Re: Jake]
#239224 10/21/11 07:09 PM 10/21/11 07:09 PM |
Joined: Sep 2002 Posts: 3,224 Roanoke Island ,N.C. Team_Cat_Fever
Carpal Tunnel
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Carpal Tunnel
Joined: Sep 2002
Posts: 3,224 Roanoke Island ,N.C. | Jake, Are you sure you're right about this? From experience it seems easier over the hull. It would put the righting line a foot and a half higher and 2 feet farther out( it's around the hull). I'm certainly no engineer but that's got to change the leverage in relation to the fulcrum. If this image is what we're talking about ... yeah. No weights have shifted to give it more righting leverage between these two images. You can consider the person and the boat as one fixed system here. It might be easier to hang on with it over the hull - and you might be able to get lower to the water (getting more leverage) if the line is over the hull...but which way the line runs doesn't add anything to the equation with all other things being equal. So by that logic, you could put the line anywhere up or down the crossbeam and the righting moment would be the same? Might be right, but I ain't buyin' it. Put the line at mid beam or 3/4 and it will be harder to right, so why wouldn't that change at the top also? You have a longer lever.
"I said, now, I said ,pay attention boy!"
The cure for anything is salt water - sweat, tears, or the sea Isak Dinesen If a man is to be obsessed by something.... I suppose a boat is as good as anything... perhaps a bit better than most. E. B. White
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righting line position, engineering/physics needed
| PTP | 10/20/11 08:05 PM |
Re: righting line position, engineering/physics needed
| Jake | 10/21/11 12:35 AM |
Re: righting line position, engineering/physics needed
| Team_Cat_Fever | 10/21/11 12:55 AM |
Re: righting line position, engineering/physics needed
| Jake | 10/21/11 03:18 AM |
Re: righting line position, engineering/physics needed
| yurdle | 10/21/11 05:00 AM |
Re: righting line position, engineering/physics needed
| Team_Cat_Fever | 10/22/11 12:09 AM |
Re: righting line position, engineering/physics needed
| Todd_Sails | 10/23/11 12:50 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 02:16 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 02:47 PM |
Re: righting line position, engineering/physics needed
| sail7seas | 10/24/11 05:09 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 05:29 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 05:43 PM |
Re: righting line position, engineering/physics needed
| sail7seas | 10/24/11 05:48 PM |
Re: righting line position, engineering/physics needed
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Anonymous
| 10/24/11 06:27 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 07:05 PM |
Re: righting line position, engineering/physics needed
| waterbug_wpb | 10/24/11 07:27 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 07:25 PM |
Re: righting line position, engineering/physics needed
| sail7seas | 10/24/11 08:17 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 08:36 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 09:03 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 09:10 PM |
Re: righting line position, engineering/physics needed
| Karl_Brogger | 10/24/11 09:56 PM |
Re: righting line position, engineering/physics needed
| Jake | 10/24/11 06:26 PM |
Re: righting line position, engineering/physics needed
| TEAMVMG | 10/24/11 10:13 PM |
Re: righting line position, engineering/physics needed
| mbounds | 10/24/11 10:31 PM |
Re: righting line position, engineering/physics needed
| Team_Cat_Fever | 10/24/11 11:31 PM |
Re: righting line position, engineering/physics needed
| Karl_Brogger | 10/25/11 12:37 AM |
Re: righting line position, engineering/physics needed
| Team_Cat_Fever | 10/25/11 12:54 AM |
Re: righting line position, engineering/physics needed
| Jake | 10/25/11 11:44 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/25/11 11:27 AM |
Re: righting line position, engineering/physics needed
| mbounds | 10/25/11 11:52 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/25/11 12:01 PM |
Re: righting line position, engineering/physics needed
| waterbug_wpb | 10/25/11 01:35 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/25/11 02:11 PM |
Re: righting line position, engineering/physics needed
| Jake | 10/25/11 04:39 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/25/11 05:59 PM |
Re: righting line position, engineering/physics needed
| Jake | 10/25/11 07:59 PM |
Re: righting line position, engineering/physics needed
| Todd_Sails | 10/26/11 04:31 AM |
Re: righting line position, engineering/physics needed
| presto | 10/26/11 10:28 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/27/11 12:17 AM |
Re: righting line position, engineering/physics needed
| Jake | 10/27/11 11:55 AM |
Re: righting line position, engineering/physics needed
| waterbug_wpb | 10/27/11 01:12 PM |
Re: righting line position, engineering/physics needed
| presto | 10/27/11 02:20 PM |
Re: righting line position, engineering/physics needed
| waterbug_wpb | 10/27/11 07:08 PM |
Re: righting line position, engineering/physics needed
| Todd_Sails | 10/26/11 04:23 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/26/11 05:18 AM |
Re: righting line position, engineering/physics needed
| Todd_Sails | 10/26/11 12:12 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/26/11 08:46 PM |
Re: righting line position, engineering/physics needed
| Andinista | 10/26/11 09:03 PM |
Re: righting line position, engineering/physics needed
| Karl_Brogger | 10/26/11 09:26 PM |
Re: righting line position, engineering/physics needed
| mikeborden | 10/27/11 01:56 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/24/11 01:59 PM |
Re: righting line position, engineering/physics needed
| waterbug_wpb | 10/24/11 02:32 PM |
Re: righting line position, engineering/physics needed
| srm | 10/21/11 04:36 PM |
Re: righting line position, engineering/physics needed
| carlbohannon | 10/24/11 03:51 PM |
Re: righting line position, engineering/physics needed
| Isotope235 | 10/27/11 02:17 AM |
Re: righting line position, engineering/physics needed
| Andinista | 10/27/11 11:55 AM | |
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