reed bed-root zone technology (wastewater treatment by using root zone technology)

8,591 views 29 slides Jul 14, 2017
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About This Presentation

best Eco-friendly and economical method of waste water treatment.this technology no need add any chemical to remove the pollutant from waste water. this method is very useful for small towns, villages, bungalows, hotels and nallha system.
Conclusion:
As per our Tested samples Turbidity, Hardness, B...


Slide Content

WASTE-WATER TREATMENT BY USING ROOT ZONE TECHNOLOGY AKSHAY SHINDE

INDEX INTRODUCTION WHAT IS EXACTLY AIMS AND OBJECTIVES TYPES OF PLANTS PROPERTIES AND NECESSSITY OF MATERIAL PROCEDURE AND METHODS RESULTS AND DESCUSSION APPLICATION AND FEAUTURE SCOPE CONCLUSION

INTRODUCTION

INTRODUCTION: Root zone technology is effective technology called Decentralized Wastewater Systems (DEWATS) It was developed in 1970s in Germany and has been successfully implemented in different countries mainly in Europe and America. The root zone wastewater treatment system makes use of biological and physical-treatment processes to remove pollutants from wastewater. Due to its natural process, there is no need to add any input such as chemicals, mechanical pumps or external energy. This reduces both the maintenance and energy costs.

root zone tretment plant in pondichery

What is exactly ? It is the set of technologies / methods based on various mechanisms associated with root-zone of different plants . This system leads to be- Decontamination, destruction, containment of Pollutants .

aim: To cheak the feasability of root zone technology for treatment of wastewater without any priliminiry treatment. objective: Analysis of waste water at inlet and outlet with DO, COD, BOD, Nitrate, Phosphate by laboratory test

types of plants 01 02 03 04 05 pragmites austriails pragmites karka(reed) arundo donax thypha latifolia canna lily plants used in root zone technology

sand charcoal aggregate Your title black cotton soil 120mm 70mm 70mm 80mm canna lily plant different layers in root zone technology

Result And discussion Turbidity test (domestic VS Dairy). Hardness test (domestic VS Dairy) Total Solids test (domestic VS Dairy) DO test (domestic VS Dairy) BOD test (domestic VS Dairy) COD test (domestic VS Dairy) Nitrate test (domestic VS Dairy) Phosphate test (domestic VS Dairy)

Sr.no TEST AND SAMPLE INLET OUTLET WASTE REMOVED % WASTE REMOVED 1 turbidity domestic waste water 177.7NTU 20.2NTU -157.5NTU 88.63% 2 turbidity dairy waste water 519NTU 286NTU -233NTU 55.10% 3 hardness domesic 464mg/L 208mg/L -256mg/L 44.82% 4 hardness dairy waste water 128mg/L 60mg/L -68mg/L 46.87% 5 total solids domestic wate water 7440mg/L 2380mg/L -5060mg/L 31.98% 6 total solids dairy waste 2020mg/L 1740mg/L -280mg/L 86.13% D.O domestic waste water 1.2mg/L 3.7mg/L +2.5mg/L 32.43% 7 D.O dairy waste water 1.1mg/L 3.6mg/L +2.5mg/L 32.43%

Sr.no TEST AND SAMPLE INLET OUTLET WASTE REMOVED % WASTE REMOVED 9 B.O.D dairy waste water 80mg/L 56.7mg/L -23.3mg/L 70.87% 10 C.O.D domestic waste water 72 mg/L 59.6 mg/L -12.4mg/L 82.77% C.O.D dairy waste water 120 mg/L 80.6 mg/L -39.4mg/L 67.16% 11 nitrate domestic waste water 14.6 mg/L 12.5 mg/L 2.1 mg/L 85.61% 12 nitrate dairy waste water 30.5 mg/L 27.9 mg/L 2.6 mg/L 91.47% 13 phosphate domestic waste water 8.3 mg/L 6.2 mg/L 2.1 mg/L 74.69% 14 phosphate dairy waste water 15.9 mg/L 14.1 mg/L 14.1 mg/L 88.67%

Turbidity test (domestic VS Dairy) Inlet vs outlet Turbidity domestic Vs Dairy waste

Hardness test (domestic VS Dairy) Inlet vs outlet Hardness test domestic Vs Dairy waste

Total Solids test (domestic VS Dairy) Inlet vs outlet Total solids test domestic Vs Dairy waste

DO test (domestic VS Dairy) Inlet vs outlet DO test domestic Vs Dairy waste

BOD test (domestic VS Dairy) Inlet vs outlet BOD test domestic Vs Dairy waste

COD test (domestic VS Dairy) Inlet vs outlet COD test domestic Vs Dairy waste

Nitrate test (domestic VS Dairy) Inlet vs outlet Nitrate Test domestic Vs Dairy waste

Phosphate test (domestic VS Dairy) Inlet vs outlet Phosphate Test domestic Vs Dairy waste

Applications Bathroom water recycling. Treatment of polluted streams, nallas, rivulets and water-bodies ( floating beds may be recommended. Use recycled water for flush, dish washes, watering for plant.

Future scope No treatment facility or treatment method is available for nallaha But the root zone technology. Best suitable for villages, small towns and cities. Decentralized waste water treatment method. Locally available material can be used and not required skilled labor for construction. No mechanical equipment's are required for operation.

Advantages of this treatment method Roots of plants provide favorable environment for bacteria Diversity thereby reducing pollutant loads. Least consumption of electricity. Use of gravity for water flow. Complete biological and Eco friendly method of treatment. No foul odor is released.

Conclusion: As per our Tested samples Turbidity, Hardness, BOD, COD, Nitrate, Phosphate,etc get Redused and DO increased. 2. Concentration of COD was high of dairy waste water. 3. The Reactor was found to be very effective for sewage treatment. 4. Turbidity of domestically and dairy waste get removed about 88.63% and 44.89% respectively.