本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 ( H* R, N+ X+ B+ g3 P
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Scotland Canals
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6 L, `8 Q& N. \, G! T- Y- C公仔箱論壇At the beginning there were two canals:公仔箱論壇8 B% \; P9 Z. U
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
# j: i" ^; a4 B2 @* h+ o: J# WCanal 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.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。6 V2 [0 V _5 F; Y% _- J
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! G+ e1 L4 s4 u3 M* v" Y* ETVBNOW 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。In 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.www3.tvboxnow.com2 m8 ?6 l% Q* z+ r2 x+ X; R# G
This extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy. 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。* p. C+ ~+ d, Z
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2 e$ h; m1 O1 j' Z0 G9 bwww3.tvboxnow.comThis 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.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。9 P6 J! u2 G9 g' K# z( ~2 x
Boats enter the tub, then the tub locks up and the huge arm starts rotating .
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5 I4 [! q* T/ C( V- B* i2 z5 YEntrance to lower canal公仔箱論壇5 u, @4 i: d* i3 K/ } @& V
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A Boat is approaching the “tub”
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There are boats in both “tubs” upper and lowerwww3.tvboxnow.com$ T4 s# |9 k4 Q: _( ]
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Rotation is starting
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+ g3 S% T' i: ?' QBoats in both rotating arms
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Rotationwww3.tvboxnow.com1 U( c! z9 ^5 L! K' `$ P
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Closing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.
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. ]+ w2 F& k' Z5 q1 y% a公仔箱論壇One“tub” 78 ft. long with water and boat weights about 300 tons. 7 w- b/ L% d L
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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 kWhtvb now,tvbnow,bttvb% o/ c# v& j0 c4 {8 A4 A
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