Efficient and effective irrigation of the land can have a dramatic effect on the agricultural output and the economic well-being of a community. At the heart of effective irrigation lies the problem of lifting or pumping water, and this handbook surveys the water-lifting technologies that are available and appropriate for smallholdings. It is a detailed and practical review of the options, especially for irrigation but also for other purposes, and the costs and general suitability of the different technologies are examined with the aim of enabling farmers and policymakers to make informed choices. This is an updated and expanded new edition of a book formerly called 'Water Pumping Devices'.A battery charger usually consists of a combination of a transformer (to step mains voltage down to battery voltage) and a ... The cost of electricity from lead- acid batteries (car-type batteries) depends greatly on what is used to charge them, so no simple figures can be given. ... Therefore if an electric pump keeps tripping or blowing fuses it is essential to have it checked to see if there is a short- circuit.
|Title||:||Water lifting devices|
|Author||:||Peter L. Fraenkel, Jeremy Thake, Food and Agriculture Organization of the United Nations, Practical Action (Organization), IT Power (Organization)|
|Publisher||:||Food & Agriculture Org - 2006|