grey water treatment & reuse

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1 Reuse GREEN & GREY WATER TREATMENT

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Page 1: Grey water treatment & reuse

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Reuse

GREEN & GREY WATER TREATMENT

Page 2: Grey water treatment & reuse

- Index

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• Classification Of Grey Water• Sources Of Grey Water• Treatment Technology – Standard & Advance• Reuse Applications• Advantages • Process Flow Diagram• Retrofitting• Capacities• Characteristics• Cost Of Treatment• Operation & Maintenance

Page 3: Grey water treatment & reuse

- Classification of Grey Water

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Depending on Source, Grey Water is ClassifiedDomesticInstitutionalCommercial LaundryCommercial Kitchens

Page 4: Grey water treatment & reuse

Domestic WW – Distribution

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Black Green GreyWater Closet [W/C]

20 %Kitchen 15 %

Bath 20 %

Washing Machine 35 %

Hand Basin 5 %

Miscellaneous 5 %

Page 5: Grey water treatment & reuse

- Institutional

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• Schools | Colleges• Universities• Offices• Civil Agencies | Defence • Hospitals• Hotels & Resorts• Religious Institutions

Page 6: Grey water treatment & reuse

- Classification Of Laundry

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Lightly Soiled Heavily Soiled InfectedCommercial Laundry Factory Hospitals

Hospital – Staff Production House Operation Theater

Hotel – Staff | Guest Heavy Engineering Research Labs

Defence | Services Construction Slaughter House

Railways Work Shop

Uniforms

Housekeeping

Page 7: Grey water treatment & reuse

- Commercial Kitchens

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• Religious Places• Schools | Universities• Railways | Airports • Offices | Institutions | Mall• Services | Defence• Hospitalities – Hotels | Resorts• Hospitals

Page 8: Grey water treatment & reuse

- Treatment Technology

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Collection cumEqualization

Tank

Chemical Dossing

Coagulation & Flocculation

Clarifier

Activated Media Filtration

Ozone Oxidation & Disinfection

Constructed Wetland

Standard Treatment – Physico-chemical Advance Treatment

Activated Media Filtration

Ozone Oxidation & Disinfection

Ultra-Filtration

Reverse Osmosis

Wetland

Page 9: Grey water treatment & reuse

- Reuse Applications

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• Flushing

• Gardening

• Boiler Feed

• Cooling Tower Makeup

• Vehicle Washing

• Floor | Surface Cleaning

• Swimming Pool Make-up

• Lawn Watering

• Laundry

• Soil Recharge

• Feeding Cattles

Page 10: Grey water treatment & reuse

- Advantages compared to Sewage Treatment Plant [STP]

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50 – 70 % Lower Capital Cost

60 – 70 % Smaller Foot Print

0.2 – 0.05 Kw/m³ Energy Required

Lower Treatment Complexity

Lower Hazard [No Faecal / Biological]

Sludge Management, once in 2 Years

High Reclaimed Quantity > 99 %

Long Plant Life Span – 50 yrs

SVI / MLSS Management not required

Operator Not Required

Very Low Operational Cost

Low Maintenance Cost

Page 11: Grey water treatment & reuse

- Process Flow Diagram

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Page 12: Grey water treatment & reuse

- Retrofitting

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Page 13: Grey water treatment & reuse

- Capacities & Model Range – Physico-Chemical + Ozone

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Model No. Capacity[KLD]

Average Flow[m3/hr]

Space Requiredm2 x m [ht]

Operating PowerKw

IOS/GTP-05* 05 – 08 0.5 6.0 X 3.0 2.5

IOS/GTP-07* 10 – 15 0.7 6.0 X 3.0 2.8

IOS/GTP-10* 18 – 20 1.0 8.0 X 3.0 3.0

IOS/GTP-13* 25 – 30 1.3 8.0 X 3.0 3.5

IOS/GTP-17 30 - 35 1.7 10.0 X 3.0 3.5

IOS/GTP-26 40 – 50 2.6 10.0 X 3.0 4.0

IOS/GTP-40 60 - 80 4.0 12.0 X 3.0 4.2

IOS/GTP-50 80 - 100 5.2 12.0 X 3.0 5.0

IOS/GTP-68 125 - 140 6.8 14.0 X 3.0 5.2

IOS/GTP-100 175 - 200 10.0 14.0 X 3.0 5.5

IOS/GTP-120 225 - 240 12.0 15.0 X 3.0 6.0

IOS/GTP-150 250 - 300 15.0 18.0 X 3.0 7.0

IOS/GTP-190 350 - 400 19.0 20.0 X 3.0 8.0

Page 14: Grey water treatment & reuse

- Cost Estimation

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Available On request Send Inquiry to

[email protected]

Capital , Foot Print & Operating Cost

Less Than ¼ That Of STP

Page 15: Grey water treatment & reuse

- Operation & Maintenance

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• Self Sustained

• Daily One hour operation

• Fully Automatic System Available

• AMC – For Maintenance

Page 16: Grey water treatment & reuse

Thank You

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Solution Engineer : Mr. Sunil ShahContact : +91-93212 34527

Mail ID : [email protected] : www.chemtronicsindia.comwww.ozonegeneratorindia.comwww.m.chemtronicsindia.com