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Case Study Solar Water Pumping System - Powerpoint Systems (EA)

Case Study Solar Water Pumping System - Powerpoint Systems (EA)

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<strong>Case</strong> <strong>Study</strong><br />

<strong>Solar</strong> <strong>Water</strong> <strong>Pumping</strong> <strong>System</strong><br />

Project: Borehole Equipping with Lorentz <strong>Water</strong><br />

Pump.<br />

Location: Mabuye Primary School.<br />

Application: Domestic consumption,Irrigation,<br />

Livestock.<br />

<strong>Solar</strong> pumps are powered by an array of solar panels.They are designed to operate on DC power from the solar modules.<br />

Copyright 2012 <strong>Powerpoint</strong> <strong>System</strong>s <strong>EA</strong> Ltd<br />

Saving Energy With Style<br />

Advantages<br />

1.Low operating cost: One of the most important advantages is negligible operating cost of the pump,since there is no fuel required for the pump .<br />

SYSTEMS (E.A.) LTD<br />

2.Low Maintenance: A well designed solar system requires little maintenance beyond cleaning of panels .<strong>Powerpoint</strong> <strong>System</strong>s <strong>EA</strong> Ltd provides post-installation service through<br />

trained technicians for every cluster.<br />

3.Harmonious with Nature: Another important advantage is that it gives maximum water output when it is most needed i.e hot and dry months.<br />

Mabuye Primary School is located approximately 350km from Nairobi.They required an<br />

Ecofriendly solution for their perenial water shortage problem and thus approched<br />

<strong>Powerpoint</strong> <strong>System</strong>s <strong>EA</strong> Ltd to design and install a <strong>Solar</strong><strong>Water</strong> pump system to pump water<br />

from their borehole.<br />

Foundation Installation<br />

Assembling the Pump<br />

Pump Installation<br />

POWERPOINT SYSTEMS (<strong>EA</strong>) LTD Tel: 020 2229855,2229895,311917 Fax: 020 2016362 Mobile: 0731 918576, 0722 155534 Email: info@powerpoint.co.ke Website: www.powerpoint.co.ke<br />

KENYA OFFICES : TWIGA TOWERS,OFF MOI AVENUE P.O Box 6321-00200 Nairobi UGANDA OFFICES: BOGOLOBI,KAMPALA


<strong>Case</strong> <strong>Study</strong><br />

<strong>Solar</strong> <strong>Water</strong> <strong>Pumping</strong> <strong>System</strong><br />

CONDITIONS<br />

Borehole depth: 80m<br />

<strong>Pumping</strong> <strong>Water</strong> Level: 63m<br />

3<br />

Pump Output:1.2m /hr<br />

Static <strong>Water</strong> Level:4.13m<br />

Horizontal distance to tank:6m<br />

Pump inlet depth:7.5m<br />

<strong>Water</strong> Requirements: 40litres/per person/day<br />

<strong>System</strong> Components<br />

<strong>Solar</strong> Pump, <strong>Solar</strong> Panel, Mounting Structure, Foundation,Electrical Interconnections,<br />

Earthing Kits,Plumbing<br />

Copyright 2012 <strong>Powerpoint</strong> <strong>System</strong>s <strong>EA</strong> Ltd<br />

<strong>Solar</strong> Panel:<br />

Absorb sunlight and transform to DC electricity<br />

power, provide energy for solar pump.<br />

Electronic Pump Controller:<br />

a)Switch On/O� the pump<br />

b)Indication of Pump status<br />

c)Float switch signal control<br />

d)Pump Protection<br />

DC PUMP:<br />

<strong>Pumping</strong> the water from well to <strong>Water</strong> Tank<br />

<strong>Water</strong> Tank:<br />

<strong>Water</strong> storage<br />

Float Switch:<br />

To give the control signal of pump when the water<br />

tank is full or empty<br />

Well Cap<br />

To prevent dirt from the well<br />

Outlet Pipe<br />

<strong>Water</strong> from well to water tank<br />

Saving Energy With Style<br />

Tank<br />

SYSTEMS (E.A.) LTD<br />

POWERPOINT SYSTEMS (<strong>EA</strong>) LTD Tel: 020 2229855,2229895,311917 Fax: 020 2016362 Mobile: 0731 918576, 0722 155534 Email: info@powerpoint.co.ke<br />

KENYA OFFICES : TWIGA TOWERS,OFF MOI AVENUE P.O Box 6321-00200 Nairobi<br />

UGANDA OFFICES: BOGOLOBI,KAMPALA<br />

Website: www.powerpoint.co.ke

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