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Improvements in the water pumps and a new role for the draught animal power when mechanically converted in electricity. www.masseriacoppola.it/dap. According to several exteem of international organizations, there are now in the world several hundred million of workimg animals.
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Improvements in the water pumps and a new role for the draught animal power when mechanically converted in electricity www.masseriacoppola.it/dap
According to several exteem of international organizations, there are now in the world several hundred million of workimg animals www.masseriacoppola.it/dap
Circa duecentcinquanta milioni di animali da lavoro sono attualmente utilizzati nel mondo per lo svolgimento dei lavori agricoliUniversity of Edimbourgh exteem www.masseriacoppola.it/dap
Una parte significativa di essi viene utilizzata per il sollevamento dell’acqua con semplici sistemi meccanici (traditional name persian wheel saqquia or, in italian, noria o ingegna) www.masseriacoppola.it/dap
Intensi lavori hanno consentito di trovare una soluzione per la trasformazione di queste apparecchiature da meccaniche ad elettromeccaniche www.masseriacoppola.it/dap
Cioè per far trasformare il lavoro da tiro degli animali in energia elettrica con cui alimentare le pompe www.masseriacoppola.it/dap
La ricerca svolta è durata diversi anni ed è stata in parte finanziata dalla Banca di Credito Cooperativo dei Castelli Romani www.masseriacoppola.it/dap
L’impegno fin qui profuso è stato notevole ed ha condotto, dopo diversi tentativi, alla realizzazione di una stazione di pompaggio dell’acqua perfettamente funzionante www.masseriacoppola.it/dap
The advantages granted by this system are several www.masseriacoppola.it/dap
§aumentare il numero delle falde sfruttabili perché si potranno raggiungere maggiori profondità www.masseriacoppola.it/dap
§tenere gli animali più lontani dai pozzi e, quindi, disporre di acqua non inquinata dal calpestio e dalle deiezioni www.masseriacoppola.it/dap
§disporre di acqua non evaporata e quindi meno salmastra proprio perché proveniente da falde più profonde www.masseriacoppola.it/dap
§realizzare i pozzi in forma tubolare e quindi facilmente rivestibili. Questo elimina il pericolo di crollo delle pareti e la conseguente, oggi frequente, richiusura del pozzo www.masseriacoppola.it/dap
§sollevare l’acqua con costi diverse volte più bassi di quelli previsti per l’impiego di pompe ad energia solare o azionate dai motori a scoppio www.masseriacoppola.it/dap
This means that, with the same amount of money, we can supply with water 100 people throught photocoltaic or 400 hundred people throught this improvement of draught animal pumps www.masseriacoppola.it/dap
And is useful to underline that most of the cost are in local value and not in foreign currency www.masseriacoppola.it/dap
Further to these appliances also a refirigeration system can be considered for vaccins www.masseriacoppola.it/dap
The simplicity of the system makes its maintenance easier than any other system actually used, also easier than that of photovoltaic www.masseriacoppola.it/dap
A life time of the equipment of 10 thousand hours is estimated www.masseriacoppola.it/dap
However an eventual small amount of easy changeable spare parts allows a real no limits life cycle of the equipments and a very high mean time between failures www.masseriacoppola.it/dap
Approximatly thirty patents have been requested in USA, China and others countries, in the last decades, for electric generators powered by animal work www.masseriacoppola.it/dap
According to a study presented by the University of Edinburgh, several equipment for generate electricity have been tested in different developing countries among which South Africa and India www.masseriacoppola.it/dap
However it is known that this specific, potentially really useful technology, has shown real difficulties for its application and diffusion, mainly for not resolved mechanical problems www.masseriacoppola.it/dap
In fact none of the said equipment has reached the market www.masseriacoppola.it/dap
While the solution here tested really solves all the mentioned problems www.masseriacoppola.it/dap
Now the muscular energy for the production of electric energy is utilized in several villages of developing countries but only in a very small scale www.masseriacoppola.it/dap
Is the case of the use of bicycle dynamo to power portable personal computers and the case of hand crank charger for radios and portable telephone sets www.masseriacoppola.it/dap
It is estimated that 1 billion people living in remote rural areas has available only a very small quantity of water and this water is also of very low quality www.masseriacoppola.it/dap
A similar number of people is not connected to the electric grid or to any other source of electric energy www.masseriacoppola.it/dap
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A traditional well in the desert near Marsa Alam, Egypt, May 2007 www.masseriacoppola.it/dap
The quality of water from the traditional well www.masseriacoppola.it/dap
Among the leverages is possible to see a small green wood: it is the place where a diesel engine lifts the water of high quality, from a deeper well, for a turistic village www.masseriacoppola.it/dap
This, in a certain way, shows the need of electric energy to reach a deeper layer to obtain water of better quality www.masseriacoppola.it/dap
Generally speaking the employment of animals in agriculture is seasonal. Then they work for about 120 days by year (UN literature estimate) www.masseriacoppola.it/dap
Therefore it is available a lot of free animal working time that can be employed without compromise the health of livestock www.masseriacoppola.it/dap
We can remember that animals engaged in transports works all over the year www.masseriacoppola.it/dap
Both animals and their feed are produced in the village, so there is no cost in foreign currency for their utilisation www.masseriacoppola.it/dap
Then the savings in foreign value can be engaged in the purchase of pumps, seeds, pesticides, food, medicines healt appliances, telephone educational televison sets or lights www.masseriacoppola.it/dap
Therefore the local currency will not be utilized to purchase abroad fuel or more expensive electric generators www.masseriacoppola.it/dap