Water & Wastewater Treatment Plants in Pakistan

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Water & Wastewater Treatment Plants in Pakistan Lokhaze Ali PhD Student NUST

Transcript of Water & Wastewater Treatment Plants in Pakistan

Water & Wastewater Treatment Plants

in Pakistan

Lokhaze AliPhD Student NUST

Water Flow

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Water Treatment Process

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Conventional Surface Water Treatment

Screening

Coagulation

Flocculation

Sedimentation

Filtration

Disinfection

Storage

Distribution

Raw water

AlumPolymers Cl2

sludge

sludge

sludge

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Raw waterCoagulation

AerationFlocculation

Sedimentation Tank

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Water & Wastewater Treatment Plants in Pakistan 6

Rawal Lake Water Treatment Plant

Rawal Lake Catchment Area

Diplomatic Enclave

Malpur Village

Lakhwal Village

Q.A. University

Bari Imam

Poultry Waste from Murree

Bani Gala Village

Noor Pur Shahan

Filtration Plant WASA

Kurrang River

Chatter Park

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Upstream

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Shahdra Kass

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Bari Imam

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Bari Imam

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Bari Imam

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Bari Imam

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Human Activities at Korang River

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Quaid-e-Azam University

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Pictorial View - Filtration Plant

RAWAL LAKE FILTRATION PLANTWater & Wastewater Treatment Plants in Pakistan 17

Intake Structure

WASA WASA

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Main Building

WASA

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Main Electrical Control Panel

WASAWater & Wastewater Treatment

Plants in Pakistan 20

Circular and Rectangular Clarifiers

Rectangular Clarifier

CircularClarifier

Filtration Media

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Plants in Pakistan 21

Filtration System

WASA WASA

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Filtered Water Collection System

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Plants in Pakistan 23

Lime Dosing System

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Wastewater Treatment Plants

Primary, Secondary and Tertiary Treatment

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Wastewater Treatment Plant Kasur

Settling Tanks

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Inflow

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Screening

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Inflow

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Aerators

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Aerators

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Sedimentation Basin

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Lagoons

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Influent vs Effluent

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Wastewater Treatment PlantIslamabad

Wastewater Treatment Plant Model

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Screening

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Aeration

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Aeration

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Sedimentation Basin

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Supernatant Water

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Sludge

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Dry Sludge

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Wastewater Treatment PlantNestle

Aeration

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Aeration vs No Aeration

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Suspended Solids

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pH & Temperature

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Wastewater rich in Oil/Grease

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Sedimentation Tank

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Automatic Feeding

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Scrappers

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Under Construction

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Equalization Tank

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Automation Drive

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Fully Automated

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Fully Automated

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Final Effluent

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