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Forum: Anchors and Anchoring 01-09-2016, 08:25 PM
Replies: 160
Views: 14,916
Posted By waddenkruiser
Homework done, please refer to the other anchor...

Homework done, please refer to the other anchor thread where Paul had already posted the math-answer ...
Forum: Anchors and Anchoring 01-07-2016, 03:36 PM
Replies: 160
Views: 14,916
Posted By waddenkruiser
... or analytical by solving the appropriate...

... or analytical by solving the appropriate differential equation 😅
Didn't do that so far but since the ratio of pulling force H and rode weight q plays a role for the simple catenary I would...
Forum: Anchors and Anchoring 01-07-2016, 11:26 AM
Replies: 160
Views: 14,916
Posted By waddenkruiser
Additional remark regarding dynamic loads on our...

Additional remark regarding dynamic loads on our ground tackle.
The kinetic energy of our boat which is “stored” in the catenary can be calculated as the difference of potential energy between case...
Forum: Anchors and Anchoring 01-07-2016, 08:46 AM
Replies: 160
Views: 14,916
Posted By waddenkruiser
Anchor Rode Poll

Eric,
you are right if you don’t agree, it was simplified too much and it is indeed not correct in every case. It is correct in case 1 (please refer the enclosed figure), it can be correct or not in...
Forum: Anchors and Anchoring 01-06-2016, 04:50 PM
Replies: 160
Views: 14,916
Posted By waddenkruiser
Anchor Rode Poll

Not sure whether I've got all your arguments due to my limited vocabulary. If not I have to apologize ... but I have to admit that I'm an engineer having a weakness for mechanics ...

Yes, the...
Forum: Anchors and Anchoring 01-05-2016, 12:34 AM
Replies: 160
Views: 14,916
Posted By waddenkruiser
That's the key IMO. In calm, smooth ... condition...

That's the key IMO. In calm, smooth ... condition even our 180' chain have been sufficient so far for us (40' / 40'000 pound). But: we don't have to consider tides / currents in the Baltics when...
Forum: Anchors and Anchoring 01-04-2016, 04:39 PM
Replies: 160
Views: 14,916
Posted By waddenkruiser
@ bow all chain, @ stern chain + rope. 50+ meters...

@ bow all chain, @ stern chain + rope. 50+ meters each, 8 / 24 mm diam.
Was sufficient so far for our 40' / 18 tons.
Yes, we are normally anchoring only at fair weather. But was also tight once...
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