本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 $ T' K% c& Y0 A# N8 p
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Scotland Canals
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At the beginning there were two canals:tvb now,tvbnow,bttvb& h' F s0 p: \; S/ r
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
+ \* R, O" g5 [0 [5 |! k" dCanal 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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In 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.
M. ~) A" h: D% w! n7 V: Nos.tvboxnow.comThis extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy. - d# P1 y! D+ d$ ?8 P! ^/ B
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1 Q: `5 M0 ^# S3 ?. `公仔箱論壇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.公仔箱論壇7 K% {7 R# L' t- O4 [9 I- {) _
Boats enter the tub, then the tub locks up and the huge arm starts rotating .& G! s5 y" W1 m9 ]6 l8 ]0 ~* d- g
2 [1 Q3 t0 Z p* x, Blower canal 公仔箱論壇1 l$ Y& \, b, C3 d4 ~" D$ X
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) P; U( E3 U7 O% p6 S3 a9 Dtvb now,tvbnow,bttvbEntrance to lower canal) I' \* m F% x: r/ G/ n! A/ ]+ f
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2 Y7 |0 P& `9 F3 g9 Uos.tvboxnow.comA Boat is approaching the “tub”tvb now,tvbnow,bttvb( o9 D/ ]6 c- E3 z
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; _* ]; q# O1 Y' YTVBNOW 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。There are boats in both “tubs” upper and lower
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Rotation is starting
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' b8 a, C# _9 `# V" V; SBoats in both rotating arms; Z7 q* ^+ J( A, W
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Rotation
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# Q/ {( O8 K) {6 L O( o' VJust before “landing”
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: `0 K8 t& e2 J# B4 X# g0 }TVBNOW 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。
/ d! ?, r' u) u' X) E0 x, EClosing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.9 a4 s/ ]7 B) T! ^
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( |4 @( X4 z& H1 Qtvb now,tvbnow,bttvbOne“tub” 78 ft. long with water and boat weights about 300 tons.
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The“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) X' p& n; R2 [7 B; b
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發表於 2013-12-19 07:01 AM
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