OEN351 Drinking water supply and treatment

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     S.Santhosh (Admin) 
Important questions 
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OEN351 Drinking water supply and treatment

UNIT -1

1.Planning, Objectives, Design period, Population forecasting**

2. Water demand Sources of water and their characteristics**

3. Source Water quality, Characterization-Significance, Drinking Water quality standards.

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UNIT -2

1.Pipe materials, Hydraulics of flow, design pipes  

2.Types and capacity of pumps materials**

3. Laying, jointing and testing of Selection of pumps and pipe**

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UNIT -3

1.Unit operations and processes Principles, functions, and design of water Treatment plant units** may be PART C

2.aerators of flash mixers, Coagulation, flocculation Pulsator clarifier sand filters

3.Construction, Operation and Maintenance aspects. **

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UNIT-4
1. Desalination, R.O. Plant, demineralization **

2, Adsorption - Ion exchange Membrane Systems RO Reject Management Iron 

3 Defluoridation Construction and Operation & Maintenance aspects Recent advances **

4. MBR process.

UNIT-5

1.Requirements of water distribution Components Selection of pipe material 

2. Network design , Economics Analysis of distribution networks**

3. Leak detection, Principles of design of water supply in buildings **

4. Fixtures and fittings, systems of plumbing and types of plumbing.

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**Very important questions are bolded and may be asked based on this topic

PART-C

1.Compulsory Questions {a case study where the student will have to read and analyse the subject }

mostly asked from unit 2, 5(OR) a situation given and you have to answer on your own

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 UNIT I SOURCES OF WATER

Public water supply system - Planning, Objectives, Design period, Population forecasting, Water demand Sources of water and their characteristics, Surface and Groundwater- Impounding Reservoir Development and selection of source - Source Water quality - Characterization-Significance - Drinking Water quality standards.

UNIT I CONVEYANCE FROM THE SOURCE

Water supply intake structures - Functions; Pipes and conduits for water - Pipe materials - Hydraulics of flow in pipes - Transmission main design pipes appurtenances Types and capacity of pumps materials. Laying, jointing and testing of Selection of pumps and pipe

UNIT III WATER TREATMENT

Plate and tube settlers Disinfection Objectives Unit operations and processes Principles, functions, and design of water Treatment plant units, aerators of flash mixers, Coagulation and flocculation Pulsator clarifier sand filters] Clarifloccuator - Residue Management - Construction, Operation and Maintenance aspects.

UNIT IV ADVANCED WATER TREATMENT

Water softening - Desalination - R.O. Plant - demineralization - Adsorption - Ion exchange Membrane Systems RO Reject Management Iron and Manganese removal - Defluoridation Construction and Operation & Maintenance aspects Recent advances - MBR process.

UNIT V WATER DISTRIBUTION AND SUPPLY

Requirements of water distribution Components Selection of pipe material - Service reservoirs - Functions - Network design - Economics Analysis of distribution networks - Computer applications Appurtenances - Leak detection. Principles of design of water supply in buildings - House service connection - Fixtures and fittings, systems of plumbing and types of plumbing.