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液压柱塞泵
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23:26, 5 May 2020
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[[Image:ram_hydrolic_pump.jpg|right|80px]]
[[Image:PrincipleHydraulicRam.jpg|thumb|right|200px|液压柱塞泵工作原理。]]
[[Image:HydraulicRamChildren.jpg|thumb|right|200px|站在液压柱塞泵周围的孩子们图片来源: [
http
https
://www.ashden.org/
media
winners
/
international_photos/2007
aid-foundation-aidfi
菲律宾原住民发展基金会]]]
液压柱塞泵是一种水能(即水流高差产生的重力势能)驱动的水泵。在一些河段短且有高差的天然水域,液压柱塞泵可用来向海拔稍高的地区输水,且不需要使用电力或其它燃料。液压活塞利用水锤效应,通过加压,使流入水泵水流在泵内快速流动,进而将水位由原来的位置提升至高水位。整个过程只需要水力供能。
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