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Counterpoise lift

465 bytes added, 23:13, 31 October 2012
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The counterpoise lift is used extensively in Egypt. It is also common in Nigeria, Southern Niger, and Chad.
 
{| border="1" cellpadding="5" cellspacing="0" align="center"
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! width="50%" style="background:#efefef;" | Advantages
! style="background:#ffdead;" | Disadvantages
|-
| valign="top" | - A relatively inexpensive traditional technology, which can be locally made and maintained. <br>
- Easy to operate <br>
- Relatively efficient (30-60%)
| valign="top" | - Limited to lifts of less than 4 m <br>
- Limited water yield, 60 l/minute, suitable for small fields
|}
 
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