Wasser für die Dritte Welt
Water for the Third World

 


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Using the pedal pump

The Pedal Pump (PEP) is being used worldwide by more than 10,000 farming families to irrigate their vegetable gardens.

Increasingly the PEP is also being used to transport water for households and livestock. As a result people and animals no longer come into direct contact with water sources and therefore erosion, contamination and silting being avoided. Usually the PEP is installed 1-2 metres above ground on a tank. Hose pipes attached above the water tank transport the water by gravity to people’s houses or to livestock water troughs in the field. In combination with the Sodis system ( www.sodis.ch) or chlorinisation (www.wata.ch), the water can be treated to become safe drinking water.

Innovative partners are using the PEPs in the production of loam bricks, which have become popular in the developing world.

With an energy input of 50 watt drawn from three meters the water yield is approx. 60 liters per minute.

Under above conditions double-cropping with good to high yields are achieved.

Rice on 0.5 to 0.7 acres
Wheat on 0.9 to 1.3 acres
Tomatoe on 0.7 to 1.1 acres

In situations where the water can be pumped from safe water sources, lakes or rivers to nearby fields the pedal pump PEP is an ideal means for assured growth of high-yielding variety-crops on larger acreage than given above.
 


Examples of installations:


The PEP is installed on a wooden structure with a water tank and distribution hoses attached.


Installation with 2 barrels (2x200lt) for particularly large irrigation areas


Ground installation using concrete basins with an attached distribution system


Installation in fields with trickle irrigation