本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯
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Scotland Canals
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At the beginning there were two canals:
' i4 G2 [# R' `& n公仔箱論壇Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.. O2 D: ^6 {2 y2 v( F' P
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.公仔箱論壇1 k5 s; ^$ m- k' H
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6 j3 G) j8 n# MIn 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.5.39.217.766 a( w( s% S# C+ ~
This extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy.
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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.公仔箱論壇7 k4 h* W) o6 |: U4 E2 j2 U
Boats enter the tub, then the tub locks up and the huge arm starts rotating .7 }7 `6 s/ W/ F# X
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lower canal
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Entrance to lower canal
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$ M$ W% e9 \) p) ~5.39.217.76A Boat is approaching the “tub”
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There are boats in both “tubs” upper and lower- j6 ^& V7 O5 J' A9 a
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$ m& d/ M" q! ~' U+ b6 t# m
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Rotation is starting公仔箱論壇' F! u, K; I+ l+ Y; X& P0 m5 f
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5 F( Q4 I: P" a! |Boats in both rotating arms4 w% E0 Q$ n n. [& |0 M
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2 H) d& o/ p X6 [( T8 GTVBNOW 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。Rotation( G* s" j. y1 j- j( ^9 e$ ]
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& C3 K5 v6 L7 w5 s6 u6 t. atvb now,tvbnow,bttvbTVBNOW 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。2 H/ k# h( L8 l
Just before “landing”" Z9 n7 w7 E$ h# J! A$ S! g0 j
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Closing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.
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' p) x* z$ X1 y9 k- Etvb 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
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發表於 2013-12-21 09:09 PM
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