本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯
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Scotland Canals5.39.217.77:88989 n( @5 |7 L7 f! W; W
4 h# Z7 r4 t- x, {At the beginning there were two canals:5.39.217.77:8898$ O$ `9 [/ Y* @6 M3 _+ d
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.tvb now,tvbnow,bttvb- x0 S1 z& i( B- B
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.tvb now,tvbnow,bttvb4 L; E9 W" g9 o$ O4 C% N( X
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$ ?" u w$ h6 S7 gtvb now,tvbnow,bttvbIn 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.5.39.217.77:8898" c3 L, [$ s K2 r* W
This extraordinary idea was finished in 2002 and became a symbol of Scotland.This invention saves not only time but also energy. tvb now,tvbnow,bttvb9 b* N7 I0 u- ~- ?8 R. ?
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4 y; n, T. q8 B% F6 TThis 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.
6 n* m7 q6 q5 C公仔箱論壇Boats enter the tub, then the tub locks up and the huge arm starts rotating .tvb now,tvbnow,bttvb4 p8 x8 ~ I1 C& E
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lower canal
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q' P" m6 t" V+ e! H gEntrance to lower canal
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A Boat is approaching the “tub”' @% `5 r3 }! O- p$ L6 b3 a
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% Z* p+ v! J9 V3 O# ~ V: hThere are boats in both “tubs” upper and lower9 g2 a1 [ j7 l8 P, x0 V
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。- U5 y# O9 l$ c
1 r; D2 {+ c& ?5 _5 Xtvb now,tvbnow,bttvbRotation is starting
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6 }% i" |* \$ F8 J0 {tvb now,tvbnow,bttvbBoats in both rotating arms公仔箱論壇 v7 W( o& d( X+ S4 e
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Rotation
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Just before “landing”
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Closing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.6 C! P7 U/ g1 k O+ Q
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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。& x8 Z& G3 v y9 [
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 kWhtvb now,tvbnow,bttvb' Z6 h( n4 s' b3 J5 x: @( ^; @9 d
6 a* I* c8 [. H# [* UTVBNOW 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。
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