本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 公仔箱論壇' y2 K% W) W7 k4 i: m; ~
2 [$ J3 @( Z+ n$ O7 P! qos.tvboxnow.comScotland Canals公仔箱論壇& ]: N2 n$ h, ^7 Q! Q
; H j5 S+ _/ E7 g3 }8 e$ o" A4 EAt the beginning there were two canals:os.tvboxnow.com3 G; y9 K7 g( L
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
. n$ Y0 G# c0 \: F; n1 @5 \Canal Union between Falkirk and Edinburgh was finished in 1822. Because of geographical difficulties, which created a difference of 79 ft. in elevation, the two canals were connected by 11 locks.
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# W$ m3 D1 m, T( BIn 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.tvb now,tvbnow,bttvb2 ?/ Y- _; {7 s4 j
This extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy. 公仔箱論壇" A8 v* c! M* \! G/ c' }& R
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This is the only rotational boat transporter in the world. It has two arms and each arm forms a kind of huge tub filled with water.
3 T2 B7 m5 X! R/ I8 H0 p5 kBoats enter the tub, then the tub locks up and the huge arm starts rotating .9 T }( `3 g( W2 Q( |
+ l: w$ i- J6 o( P4 Q! r公仔箱論壇lower canal tvb now,tvbnow,bttvb0 x J- \ }# G7 u3 }# ~
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Entrance to lower canal
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6 S8 t0 L. `- D+ ` S, T dA Boat is approaching the “tub”
+ p2 m8 m4 C& y8 X& gtvb now,tvbnow,bttvbos.tvboxnow.com$ y1 ]* R, @3 y& G: w4 K) l
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There are boats in both “tubs” upper and lower
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7 j' D; r- O, m4 Ios.tvboxnow.comRotation is starting
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* H+ g0 w4 Z" k3 _) X1 i/ MBoats in both rotating armsTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。8 e$ }! S+ A4 q$ U0 `
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Rotation公仔箱論壇! t7 Y, n; J/ c8 S }
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Just before “landing”; g+ m9 w2 \; o# \" d
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. i r& W9 H C- vClosing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.os.tvboxnow.com& `: P' E: z8 h& F3 A4 L! q8 _- {
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* \6 J4 a; @0 e7 o+ s0 gOne“tub” 78 ft. long with water and boat weights about 300 tons. 公仔箱論壇' d; g9 x X3 C @* c$ V' g" X
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/ m+ y1 Q; K5 Z9 eos.tvboxnow.comThe“tubs” are filled according the Archimedes’ Law. So the weight of “tubs” are balanced. To open the upper and lower lock and turn the whole system by 180◦they need an engine of 22.5 kW which only use 1.5 kWh
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