Abstract
Ships with small water-plane area (below “SWA ships”) have very special shape of hulls. It is the reason of characteristic specificity of such ships. SWA ships usually are multi-hull ones. And as all multi-hulls, SWA ships differ from the comparable mono-hulls by bigger deck area relative the displacement and by simple ensuring of stability. There are some architectural types of SWA ships. Their differences are shown by the article. Relative area of deck and initial transverse stability of SWA ships are compared. Statistical data on performance: twin-hull SWA versus catamarans. Common specificity of and . The main external loads. Special method of designing. Main disadvantages. Conclusions, recommendation.
Highlights
1.1 BRIEF HISTORYThe irst patents on SWA ships were received at the begin of XX century. Dubrovsky and Lyakhovitsky (2001)
SWA ships are researched from 60years, the irst such ships were built at 70-th begin
Minimal water-plane area of a SWA ship is de ined by general arrangement and by transverse strength
Summary
The irst patents on SWA ships were received at the begin of XX century. Dubrovsky and Lyakhovitsky (2001). The irst patents on SWA ships were received at the begin of XX century. Dubrovsky and Lyakhovitsky (2001). Semi-submersible platforms, which wave small waterplane area too, were built from the middle of the same century. SWA ships are researched from 60years, the irst such ships were built at 70-th begin. Built SWA ships have various displacement and purpose. Maximal technical effects is shown by vessels of small and middle dicplacement, for example – Figure 3. How to cite this article (APA): Dubrovsky, V. Ships with small water-plane area: the main information. Journal of Research - GRANTHAALAYAH, 9(6), 113-124. Ships with small water-plane area: the main information Figure 1 USA ship of acoustic patrol
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