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Scotland Canals

本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯 # w5 y0 ^( ?9 L; M
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Scotland Canals
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At the beginning there were two canals:tvb now,tvbnow,bttvb/ G: A4 D4 W: B2 ?) V- }! r
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
- s' f' ~9 Q1 w8 VTVBNOW 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 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.

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1 R, B+ R9 k6 H3 ^7 TTVBNOW 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.tvb now,tvbnow,bttvb, M! `# E# O. O$ [" y  m

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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5 O, b$ H; g8 }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.tvb now,tvbnow,bttvb+ A5 c# L/ d$ G
Boats enter the tub, then the tub locks up and the huge arm starts rotating .

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lower canal
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Entrance to lower canal( Z8 X' ]) N* q1 G8 I: C; Z
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A Boat is approaching the “tub”
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There are boats in both “tubs” upper and lowertvb now,tvbnow,bttvb. Z% X' E) a( U' r' R' L) u3 H$ q
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Rotation is startingTVBNOW 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。0 G: q$ X7 F/ H
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Boats in both rotating arms
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Rotationtvb now,tvbnow,bttvb; g9 P# N" p$ n: A" {2 n
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Just before “landing”& u& j8 ?0 L# C4 U4 B
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# k# O% T, L1 j" j- U# m& OClosing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.tvb now,tvbnow,bttvb0 o  s% A( |1 }9 ?

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One“tub” 78 ft. long with water and boat weights about 300 tons. www1.tvboxnow.com; v( d: }0 g3 J0 m$ E4 \

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! N8 V* V9 O) Q5 ]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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