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R&D in Low cost water purification


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R&D in Low cost water purification - TCS Innovation Labs

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R&D in Low cost water purification

  1. 1. 1Copyright © 2013 Tata Consultancy Services Limited R&D in Low-cost Water Purification TCS Innovation Labs – TRDDC Global R&D Summit, 25-26 July 2013 Chetan Malhotra
  2. 2. 2 India’s Water Problems Water Stress Water Contamination Waterborne Disease • India is the largest user of groundwater in the world • 60% agri & 85% drinking water • Most groundwater becoming hazardous to drink • Over half of all Indians do not have access to a toilet • 80% of sewage flows untreated into rivers • 70% of surface water and 30% of river stretches are polluted • 10 million people suffer from diarrhea annually • 700,000 annual deaths from diarrhea • 200,000 children under 5 die of diarrhea
  3. 3. 3 The Tata Group Ethos “In a free enterprise, the community is not just another stakeholder, but is, in fact, the very purpose of its existence” - J. N. Tata
  4. 4. 4 Water Crisis: Interventions by the Tata Group Tata Companies Offering Choices Tata Trusts Direct Mitigation TCS Labs-TRDDC R&D
  5. 5. 5 Tata Trusts: Direct Mitigation & Policy Research Groundwater Salinity Kharash Vistarotthan Yojana in Gujarat • Setting up RO Plants • 150 Rainwater Harvesting Systems Coastal Area Development Programme to combat groundwater salinity in 400 villages in Gujarat • Provide 40 lpcd domestic and 5 lpcd drinking water to 15000 households Fluoride Contamination Setting up RO Plants in Nalgonda and Warangal Providing kalsi-based water filters in Jhabua, MP Nutrition programmes for children in Jhabua, MP Water Policy IWMI-Tata Water Policy Research Programme to study ways to avert the impending water crisis in India DirectMitigation
  6. 6. 6 Tata Companies: Offering Choices Packaged WaterHousehold Purifiers OfferingChoices Large-scale Treatment
  7. 7. 7 Water Purification R&D at TCS Innovation Labs – TRDDC Low-cost Water Filters for Rural Communities Inexpensive Adsorbents for Arsenic & Fluoride Low-cost Household Water Purifiers Water Purifiers for removal of Arsenic & Fluoride Portable Water Purification Solutions Research&Development
  8. 8. 8 The SujalTM Rural Water Filter Project  Over 70 NGOs and 500 communities trained in making their own Sujal filters  30,000 Sujal filters deployed in rural households across India  1500 Sujal filters deployed during the Gujarat earthquake and Asian tsunami Bed of rice husk ash + pebbles + cement fitted in two plastic containers Gujarat 1000 filters Maharashtra 8500 filters M.P. 2600 filters U.P. 1000 filters Bihar 1600 filters Orissa 1600 filters A.P. 700 filters
  9. 9. 9 Features – Purifies 3000 lit without losing effectiveness – Tested across national and international labs against challenge levels prescribed by the USEPA – Uses eco-friendly rice husk ash and nano-silver – Low price points of only Rs.1199 & Rs.899 – Replacement cost of Rs. 349 for 6 months – Protected by 9 patents filed by TRDDC & Tata Chemicals Affordable Nanotech Water Purifier Tata Swach® is the result of a 3 year research collaboration between TRDDC and Tata Chemicals Ltd. The Tata Swach® Household Water Purifier Tata Swach was unveiled by Tata Group Chairman Mr. Ratan Tata on 7 Dec 2009
  10. 10. 10 Compact Water Purification Cartridge Features  Synergistic Disinfection Technology  USEPA reduction for bacteria and viruses  Compact and robust cartridge  Life Indicator and Auto-Shut-Off  Integrated Water Level Sensor ConsistentPerformance
  11. 11. 11 The Arsenic Situation in India 80 million people suffering from arsenic poisoning in India and Bangladesh “Largest Mass Poisoning of a Population in Human History” – WHO
  12. 12. 12 The Fluoride Situation in India  Fluorosis begins with dental discoloration  Eventually leads to bent limbs and crippling  Fluorosis affects children most due to combination of drinking fluoride-rich water, malnutrition and calcium deficiency  Fluorosis affected children have constant pain in their joints
  13. 13. 13 Our Goals to tackle the Arsenic & Fluoride Problems To develop Household Purifiers for removal of Arsenic & Fluoride which Are Inexpensive Are Compact Do not require piped water Do not require electricity Need Minimal User Intervention Meet the needs of the affected populations
  14. 14. 14 Arsenic Removal Cartridge Meets WHO and USEPA limits for Arsenic in drinking water Delivers arsenic-free water at only 5p / lit
  15. 15. 15 Fluoride Removal Cartridge Meets WHO and USEPA limits for Fluoride in drinking water Delivers fluoride-free water at only 20p / lit
  16. 16. 16 Through all our Innovations …
  17. 17. 17 Our Goal Remains … “To Offer Affordable Water Purification Solutions to those who Need them the Most” Thank you !