本帖最後由 serrurier 於 2013-12-19 07:24 AM 編輯
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At the beginning there were two canals:tvb now,tvbnow,bttvb8 p* A! @( t+ @4 B* a
Canal Forth and Clyde was built in 1777, between harbors Grangemouth and Falkirk connecting Glasgow with west cost of Scotland.
( A" ~: _# V, A, J$ A' A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.tvb now,tvbnow,bttvb( O5 Y1 x# q) i/ {! B" r/ ^
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. h6 s/ L+ v* O/ O公仔箱論壇In 1963,after 150 yrs of existence of this water way with 11 locks the construction of a huge water carousel started.
$ i# F% L. L# A8 e9 Q9 ^4 P# RThis 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.tvb now,tvbnow,bttvb8 L- s$ n5 _6 Y9 `2 }
Boats enter the tub, then the tub locks up and the huge arm starts rotating .
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. j4 F+ }3 ]: m( x! D+ Xtvb now,tvbnow,bttvblower canal 公仔箱論壇, i8 U$ s1 t, p, ]
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% ?: Z! q* u4 y% z1 J公仔箱論壇Entrance to lower canaltvboxnow.com4 E6 Z' }+ v" N+ n
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. |9 M V$ ]) _" ]- c4 cA Boat is approaching the “tub”( K' Q: b; R+ G4 v3 ~) S6 u% E
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There are boats in both “tubs” upper and lower公仔箱論壇4 `* l+ ]+ g* {0 I! c p7 M
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* H7 l1 x9 d. b1 j* e$ eRotation is startingtvboxnow.com* R3 h- J; j4 a4 t
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$ k% c* u1 ^) y0 s0 S8 m/ t5 @) D公仔箱論壇Boats in both rotating arms
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Rotation
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Just before “landing”/ G& o5 Q3 _0 @
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k% J3 e: \; Itvb now,tvbnow,bttvbClosing the gate, regulation of level of water and“tubs” rotation Takes 15 min. only.; [- ^: l4 \3 z* r
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One“tub” 78 ft. long with water and boat weights about 300 tons. tvb now,tvbnow,bttvb4 v6 `3 M8 V5 J5 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 kWh公仔箱論壇4 b$ @; G6 O) v3 T! x8 U: k
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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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