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河底引水口

282 bytes added, 23:50, 13 May 2015

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采用河底引水口或提洛尔式引水口（和[[Tyrolean weir|提洛尔堰]]不同）的饮水系统通常用于含沙量和输沙量较少的小河和溪流。运河（通常由混凝土制成，修建在河床上）上的滤网可用于提取水。滤网的网条与水流和斜坡向下的方向一致，因此粗沙就无法进入。运河中的水流入沉砂池，然后会流经一个阀门并依靠重力自流，或者是被抽入系统的其它部分。

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