Rain water harvesting ppt 1.
Water harvesting system ppt.
Acknowledgement through the means of powerpoint presentation slides we students of batch 2011 15 civil engineering department manit have made a small effort to study the employed techniques in the field of rainwater harvesting in iran.
It may be terrace courtyard or paved or unpaved open ground.
Recharging y rooftop water harvesting costs.
Water harvesting and conservation.
Rain water harvesting is a system by which the rainwater that collects on the roofs and the area around the buildings is directed into open wells through a filter tank or into a.
When does rwhs work.
Components of the roof top rainwater harvesting system.
In the areas of regular rainfall the perfect alternative to overcome the water.
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.
A study on rainwater harvesting in iran 2.
During the past three years we have done various presentations on the design and installation of rainwater harvesting systems to various groups of architects and project managers across south africa.
The surface that receives rainfall directly is the catchment of rainwater harvesting system.
Y rooftop water harvesting y rooftop rainwater.
Y rs 50 m3 for 20 year life y rs 25 for a 40 year life y rwhs wont replace public.
Dew and fog can also be collected with nets or other tools.
Rainwater harvesting rwh is the collection and storage of rain rather than allowing it to run off.
Systems in most physical and climatic conditions.
The himalayan areas northeastern states andaman nicobar lakshadweep islands and southern parts of kerela and tamil nadu.
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.
Water harvesting techniques gather water from an area termed the catchment area and channel it to the cropping area or wherever it is required.
We have included one of the presentations in our website that can be viewed by the public.
6 1 roof top harvesting rain water may be harvested in areas having rainfall of considerable intensity spread over the larger part of the year e g.
Costs and economic viability of roof water harvesting system y two types of systems.
The process of rainwater harvesting involves the collection and the storage of rainwater with the help of artificially designed systems that run off naturally or man made catchment areas like the rooftop compounds rock surface hill slopes artificially repaired impervious or semi pervious land surface.
