Book Details

Environmental Engineering - I

Environmental Engineering - I

Published by uLektz

Course Code:10CV61

Author:uLektz

University: Visvesvaraya Technological University, Karnataka (VTU)

Regulation:2010

Categories:Civil

Format : ico_bookePUB3 (DRM Protected)

Type :eBook

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Description :Environmental Engineering - I of 10CV61 covers the latest syllabus prescribed by Visvesvaraya Technological University, Karnataka (VTU) for regulation 2010. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

Topics
UNIT - 1 INTRODUCTION AND DEMAND OF WATER

1.1 INTRODUCTION: Human activities and environmental pollution. Water for various beneficial uses and quality requirement. Need for protected water supply.

1.2 DEMAND OF WATER: Types of water demands- domestic demand in detail, institutional and commercial, public uses, fire demand.

1.3 Per capita consumption -Factors affecting per capita demand, Population forecasting, Different methods with merits &demerits- variations in demand of water.

1.4 Fire demand -Estimation by Kuichling’s formula, Freeman formula & national board of fire underwriters formula, peak factors, design periods & factors governing the design periods

UNIT - 2 SOURCES,COLLECTION AND CONVEYANCE OF WATER

2.1 SOURCES: Surface and subsurface sources -Suitability with regard to quality and quantity.

2.2 COLLECTION AND CONVEYANCE OF WATER: Intake structures -Different types of intakes; Factor of selection and location of intakes.

2.3 Pumps- Necessity, types – power of pumps; Factors for the selection of a pump.

2.4 Pipes – Design of the economical diameter for the rising main; Nomograms – use; Pipe appurtenances.

UNIT - 3 QUALITY OF WATER:

3.1 QUALITY OF WATER: Objectives of water quality management. Wholesomeness & palatability, Water borne diseases.

3.2 Water quality parameters – Physical, chemical and Microbiological.

3.3 Sampling of water for examination.

3.4 Water quality analysis (IS: 3025 and IS: 1622) using analytical and instrumental techniques. Drinking water standards BIS & WHO guidelines. Health significance of Fluoride, Nitrates and heavy metals like Mercury, Cadmium, Arsenic etc. And toxic / trace organics.

UNIT - 4 WATER TREATMENT AND SEDIMENTATION

4.1 WATER TREATMENT: Objectives – Treatment flow-chart. Aeration- Principles, types of Aerators.

4.2 SEDIMENTATION: Theory, settling tanks, types, design. Coagulant aided sedimentation, jar test, chemical feeding, flash mixing, and clariflocculator.

UNIT - 5 FILTRATION

5.1 FILTRATION: Mechanism – theory of filtration, Types of filters, slow sand, rapid sand and pressure filters including construction, operation, cleaning and their design – excluding under drainage system -Back washing of filters.Operational problems in filters.

UNIT - 6 DISINFECTION AND SOFTENING

6.1 DISINFECTION: Theory of disinfection, Types of disinfection, Chlorination, chlorine demand, residual chlorine, use of bleaching powder.

6.2 UV irradiation treatment – treatment of swimming pool water

6.3 SOFTENING – definition, methods of removal of hardness by lime soda process and zeolite process RO & Membrane technique.

UNIT - 7 MISCELLANEOUS TREATMENT AND DISTRIBUTION SYSTEMS

7.1 MISCELLANEOUS TREATMENT: Removal of color, odor, taste, use of copper sulfate, adsorption technique, Fluoridation and defluoridation.

7.2 DISTRIBUTION SYSTEMS: System of supply, Service reservoirs and their capacity determination, Methods of layout of distribution systems.

UNIT - 8 MISCELLANEOUS

8.1 MISCELLANEOUS: Pipe appurtenances, Various valves, Type of fire hydrants, Pipefitting, Layout of water supply pipes in buildings.

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