本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 ; \; M* o/ }6 W( h. t
6 J2 R3 \8 }) L8 Q2 k! z. [Scotland Canals公仔箱論壇 V, I! a. l& p$ d+ C2 n* s
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At the beginning there were two canals:
: b( _0 G' ]0 n" sTVBNOW 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。Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
- r; \0 ]* J5 `) o5 sCanal 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.: _* w+ M5 K2 G. g
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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.公仔箱論壇& k) v4 c6 v, X( I* I* ?
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.
+ o4 H/ C% f0 @+ v5 K2 a- MBoats enter the tub, then the tub locks up and the huge arm starts rotating .
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lower canal 1 X8 [' ]8 P. F$ ?' V
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1 ~+ b! g$ e- l- B# f: J% kEntrance to lower canal
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$ n1 G* v) F6 A4 Mtvb now,tvbnow,bttvbA Boat is approaching the “tub”! {+ z; j/ q$ `, K2 w- }
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" C- x- Q2 ?3 x: @* Ntvb now,tvbnow,bttvbThere 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。* m( ?) |& k/ W/ a5 J
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Rotation is starting公仔箱論壇6 c. n3 j7 i4 W9 ]
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Boats in both rotating armsTVBNOW 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。( Z# o" p5 o0 Y2 s# d$ G2 h$ ?
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+ x# x! p7 F L& X; DJust before “landing”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。7 }* }# L% l5 w) R
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9 d+ V( W! c& H) Y; z) B/ bClosing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.公仔箱論壇/ y4 X8 o+ n3 X3 H1 @3 ^8 X
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) C5 s7 V5 [' `( r5.39.217.76One“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 kWh2 Y3 x/ C7 o: k6 Z* b/ S
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