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> Navomodelism - barca cu jet
ccc
post Dec 31 2005, 04:09 PM
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meep meep!!
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Pentru amatorii de modelism: o barca cu cel mai simpluy motor posibil, fara nici o piesa in miscare.
Motorul functioneaza cu jet de apa. Rezervorul se incinge de la flacara, creeaza presiune, apa e impinsa (partial) pe cele 2 tevi, barca merge inainte, aburul se raceste spre capetele tevilor, se creeaza depresiune si se trage apa din nou pe tevi. Ciclul se repeta.

Link care un film facut de mine, cu barca in functiune [edit: acum am corectat linkul catre video, inainte arata doar o poza]:

http://www.zippyvideos.com/7099143972945196/1/

Ultima poza arata cum se poate construi motorul dintr-o teava de cupru subtire, spiralata.
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ccc
post Jan 1 2006, 01:47 PM
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meep meep!!
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Acum exista si link catre filmul cu barca.
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