本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 1 A% V8 o, M" U
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Scotland Canals
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At the beginning there were two canals:0 t7 M J$ C3 ]. U) C
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
, `1 a$ l/ X% z- J( i: z# E: R公仔箱論壇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.
2 f3 }+ ^. H; c, [% v8 @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。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 x% Z2 L) N8 L& l
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& R3 E' X# K; K# O. s/ `5 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。In 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.os.tvboxnow.com' S- s) F% c/ @( P. @3 F
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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& y" B0 k1 H; N3 Z% f9 J公仔箱論壇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.
& b N% d2 { }! JBoats enter the tub, then the tub locks up and the huge arm starts rotating .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 G" K0 A6 Y3 K4 Y! x
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lower canal 公仔箱論壇$ p1 O1 i. E% _9 _* s
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4 K/ O2 ]/ H! Y. Q8 oEntrance to lower canalTVBNOW 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。! ]( q- N* c& v& ~
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A Boat is approaching the “tub”
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9 x7 I. {, q& f+ |$ wtvb now,tvbnow,bttvbThere are boats in both “tubs” upper and lower
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Rotation is starting. D5 c+ L5 V/ k1 D b j2 h
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Boats in both rotating arms& k. k3 G0 I% A: [) j8 Q8 J
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Rotation
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" a: q' O8 z. k+ g/ o$ ptvb now,tvbnow,bttvbJust 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。6 i: h6 |2 k- E# q6 |3 g
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Closing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.8 R, D: {( p& h; j% s
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0 E' t" m- T% F4 v) k1 xOne“tub” 78 ft. long with water and boat weights about 300 tons. 1 F. Z/ f3 e' E7 ?1 ~
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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.com* c2 K0 }' U9 N( e) k' b
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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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