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Fluid Mechanics and Hydraulic Machinery(Hydro Electric Power Station,Hydraulic Turbines-II)

Fluid Mechanics and Hydraulic Machinery(Hydro Electric Power Station,Hydraulic Turbines-II)

Published by uLektz

Course Code : ULZ0335
Author : uLektz
University : General for All University
Regulation : 2017
Categories : Electrical & Electronics
Format : ico_bookePUB3 (DRM Protected)
Type : eBook

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Description :Fluid Mechanics and Hydraulic Machinery(Hydro Electric Power Station,Hydraulic Turbines-II) of ULZ0335 covers the latest syllabus prescribed by General for All University for regulation 2017. 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 I:INTRODUCTION

1.1 Dimensions And Units - Physical Properties Of Fluids, Specific Gravity, Viscosity, Surface Tension And Capillarity - Vapor Pressure And Their Influences On Fluid Motion

1.2 Newtonian And Non Newtonian Fluids - Fluid Pressure At a Point - Pascal’s Law, Hydrostatic Law

1.3 Atmospheric,Absolute And Gauge Pressure - Hydrostatic Paradox - Pressure Measurement Manometers - Simple, Differential And Micro Manometers

1.4 Kinematics Of Fluid Motion: Methods Of Describing Fluid Motion - Classification Of Flow - Steady, Unsteady, Uniform And Non-Uniform Flows - Laminar And Turbulent Flows - Three, Two And One Dimensional Flows

1.5 Irrotational And Rotational Flows - Streamline; Pathline; Streakline

1.6 Equation For Acceleration - Convective Accelaration- Local Acceleration - Continuity Equation - Velocity Potential And Stream Function - Flownet

UNIT II:DYNAMICS OF FLUID FLOW

2.1 Forces Acting On a Fluid In Motion - Euler’s Equation Of Motion - Bernoulli’s Equation - Energy Correction Factor - Momentum Principle - Force Exerted On a Pipe Bend

2.2 Discharge Through Venturi Meter-Discharge Through Orifice Meter - Discharge Through Flow Nozzle - Measurement Of Velocity By Pitot Tube - Pitot-Static Tube

2.3 Closed Conduit Flow-Energy Losses In Pipelines - Darcy – Weisbach Equation - Minor Losses In Pipelines

2.4 Hydraulic Grade Line And Total Energy Line - Concept Of Equivalent Length - Hydraulic Power Transmission Through a Pipe - Siphon - Pipes In Series, Parallel & Branched Pipes

UNIT– III:BASICS OF TURBO MACHINERY

3.1 Hydrodynamic Force Of Jets On Stationary And Moving Flat - Inclined And Curved Vanes - Jet Striking Centrally And At Tip

3.2 Velocity Triangles At Inlet And Outlet - Expressions For Work Done And Efficiency-Angular Momentum Principle - Torque And Head Transferred In Roto Dynamic Machines

3.3 Hydraulic Turbines-I: Introduction - Head And Efficiencies Of Hydraulic Turbines - Classification Of Turbines

3.4 Pelton Wheel: Parts - Velocity Triangles - Work Done And Efficiency - Working Proportions - Design Of Pelton Wheel

3.5 Radial Flow Reaction Turbines: Velocity Triangles And Work Done For Inward Radial Flow Turbine - Degree Of Reaction - Discharge - Speed Ratio - Flow Ratio

UNIT IV:HYDRAULIC TURBINES-II

4.1 Francis turbine: main components and working - work done and efficiencies - design proportions - design of francis turbine runner

4.2 Kaplan turbine: main components and working - working proportions

4.3 Draft tube: theory and efficiency - specific speed - unit quantities - characteristic curves of hydraulic turbines - Cavitation: causes, effects

4.4 CENTRIFUGAL PUMPS: Introduction -component parts and working of a centrifugal pump - work done by the impeller - heads, losses and efficiencies - minimum starting speed Priming-specific speed limitation of suction lift - net positive suction head(NPSH)

4.5 Performance and characteristic curves - Cavitation effects - Multistage centrifugal pumps - troubles and remedies

UNIT V:HYDRO ELECTRIC POWER STATION

5.1 Development Of Hydro Power In Andhra Pradesh And India - Classification Of Hydel Plants- Runoff River Plants - Storage Plants And Pumped Storage Plants - Low, Medium And High Head Schemes - Investigation And Planning

5.2 Components Of Hydel Schemes - Fore Bay, Intake Structure, Surge Tanks, Penstocks ,Power House, Turbines - Selection Of Suitable Type Of Turbine, Scroll Casing ,Draft Tube And Tail Race - Assessment Of Available Power

5.3 Definition Of Gross Head ,Operating Head ,Effective Head - Hydrographs, Flow Duration Curve; Power Duration Curve; Load Duration Curve; Load Curve

5.4 Primary Power And Secondary Power - Installed Capacity, Dependable Capacity - Firm Power, Secondary Power - Power Factor ;Load Factor, Capacity Factor ,Utilization Factor And Diversity Factor

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