本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 os.tvboxnow.com* u( B* O1 q; C
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Scotland Canals
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At the beginning there were two canals:) g2 L, ^, ~$ }8 X, r4 |( x
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.os.tvboxnow.com( |0 |9 S4 L4 z Q+ f$ h
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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9 z. f# r0 N$ r$ @/ C" h, {公仔箱論壇In 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.
* H% e, ~$ }2 B+ i8 Z/ UThis extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy. : M& D" g) ^) C& @; o
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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.
1 f! G! w% ^" l3 itvb now,tvbnow,bttvbBoats enter the tub, then the tub locks up and the huge arm starts rotating .公仔箱論壇& u" }( U s% H, A, r% P3 K1 S
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5 W# n8 F5 p3 h }公仔箱論壇Entrance to lower canal公仔箱論壇5 I/ [3 e( l: V# C
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$ O) o# B; Q( WA Boat is approaching the “tub”公仔箱論壇 y! o2 n4 o0 x# b0 a2 ]& a0 ~- x
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There are boats in both “tubs” upper and lowerTVBNOW 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。5 s* r9 u1 Q: g( c6 K
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Rotation is starting F' @- x1 n8 s1 E4 O
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Boats in both rotating arms
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Rotation公仔箱論壇& R+ _/ |% v t. E% T- n2 b4 T
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。# X5 v/ D! I/ @# g) F+ ?3 v
2 O. H/ [7 t z' R; p; ~7 _) Z( b公仔箱論壇tvb now,tvbnow,bttvb# Y3 t. s: o/ V
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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。% A" b5 A. o# ]$ n7 f' y* `0 W0 f9 ~
Just before “landing”
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Closing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.公仔箱論壇/ l& C8 k1 h5 R. }/ F. T, j
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One“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 kWhos.tvboxnow.com9 D* E" W" m O" |! S) y
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發表於 2013-12-19 07:01 AM
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發表於 2013-12-21 09:09 PM
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