It consists of conservation of roof top rain water in urban areas and utilizing it to augment ground water.
Roof top rain water harvesting ppt.
Roof top rain water harvesting or domestic rainwater harvesting is the technique through which rain water is captured from roof components and stored in tanks reservoirs ground water aquifers.
Our earth is covered with 75 of water and 25 of land but water scarcity is a global issue because the large extent of water is not used for the domestic purpose irrigation purpose and one of the solutions for such problem is the rainwater harvesting.
Dew and fog can also be collected with nets or other tools.
This method is less expensive and very effective.
Components of the roof top rainwater harvesting system.
Rainwater harvesting rwh is the collection and storage of rain rather than allowing it to run off.
In the areas of regular rainfall the perfect alternative to overcome the water.
Rooftop rain water harvesting systems are easy to construct operate and maintain 9.
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1 catchment area 2 transportation 3 first flush 4 storage system 5 delivery system 6 filtration system 8.
Roof top rain water harvesting system.
The various types of filters generally used for commercial purpose are charcoal water filter sand filters horizontal roughing filter and slow sand filter.
In hilly terrains rain water harvesting is preferred 10.
Rainwater harvesting seminar and ppt with pdf report.
Removes rooftop debris protects tank water quality install above or below ground filter capacity up to 33 000 ft2 1.
In saline or coastal areas rain water provides good quality water and.
As illustrated by this case roof top rain water harvesting measures helps in fulfilling the domestic water need as well improving the ground water level by few meters.
In rooftop harvesting the roof becomes the catchments and the rainwater is collected from the roof of the house building.
Rainwater harvesting systems are simple which can be adopted by individuals 8.
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Rainwater is collected from a roof like surface and redirected to a tank cistern deep pit well shaft or borehole aquifer or a reservoir with percolation.
Roof top rain water harvesting measures need to be given priority in the drought prone areas and should be incorporated in the watershed development programs.
Also explore the seminar topics paper on rainwater harvesting with abstract or synopsis documentation on advantages and disadvantages base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech be mtech students for the year 2015 2016.