Hydraulic Machinery

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Debashree debadatta Behera

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Course Name : Hydraulic Machinery

Code(Credit) : CUTM1090(1-1-0)

Course Objectives

    • To emphasizes Principle of operation of hydraulic machines and their system design
    • To familiarize their huge applications in different industries

Learning Outcomes

    • After completion of the course, the students will have a strong foundation on the pertinent equations to engineering design of the machines for required applications.
    • Students will learn to determine performance characteristics of fluid machinery by using various simulation tools

Course Syllabus

Module I: Principle of Operation of Hydraulic Machinery (2 hrs)
Introduction to hydraulic machines: Classification and operation principle, Euler equation for turbo machines: net head developed by pump and Turbines
Module II: Radial and Axial flow pumps (8 hrs)
Velocity triangle of pumps, effect of inlet swirl on velocity triangles, Constructional features of Centrifugal Pump, design aspect, working principle and efficiencies, work done by the impeller, priming, specific speed, NPSH, effect of swirl on the cavitation, working principle and design aspect of gear oil pump.
Practice:
1.Flow analysis of fluid of Centrifugal pump through Simulia software
2.Flow analysis of gear oil pump through Simulia software
3.Performance Characteristics of Centrifugal Pump through Virtual lab
Module III: Positive displacement Pumps (3 hrs)
Working principle of Reciprocating Pump, discharge, works done and power requirement, ideal indicator diagram, and slip, characteristic H-Q curve of positive displacement pump
Practice:
4.Performance Characteristics of Double Acting Reciprocating Pump through Virtual lab.
Module IV: Hydraulic Turbine: Impulse Turbine (6 hrs)
Classification, definitions of heads and efficiencies, Pelton Wheel - Construction and working principle, work done and hydraulic efficiency, design aspects.
Practice:
5.Simulation of Pelton Turbine through simulia software
6.Performance Characteristics of Pelton Turbine through Virtual lab.
Module V: Hydraulic Turbine: Reaction Turbine (6 hrs)
Reaction turbine (Francis, Kaplan) -Components, working principle, work done and efficiency, draft tube, specific speed, cavitation
Practice:
7.Performance Characteristics of Francis Turbine Simulia software.
8.Simulation of Kaplan turbine through through Virtual lab.
Source of reference; Online sources
1. https://nptel.ac.in/course.html
2. www.vlabs.ac.in
Text Books:
1.R.K. Bansal, Fluid Mechanics and Hydraulic Machines, Laxmi Publications, ninth edition.
Reference Books:
1.P.N. Modi & S.N. Seth, Hydraulics & Fluid Mechanics, Rajsons Publications Pvt. Ltd, Twentieth Edition

Session Plan

Session 1

Introduction to hydraulic machines: Classification and operation principle
https://www.youtube.com/watch?v=k0BLOKEZ3KU

Session 2

Euler equation for turbo machines: net head developed by pump and Turbines
https://www.youtube.com/watch?v=-hooifWJ1jY

Session 3

Velocity triangle of pumps, effect of inlet swirl on velocity triangles, Constructional features of Centrifugal Pump, design aspect, working principle and efficiencies
https://www.youtube.com/watch?v=BaEHVpKc-1Q
https://www.youtube.com/watch?v=JhQHbaWUTgg
Hydraulic pump-ppt

Session 4

Practice:
1.Flow analysis of fluid of Centrifugal pump through Simulia software
https://www.youtube.com/watch?v=YcwxtgScrac
https://www.youtube.com/watch?v=ow8TUw_Kka8

Session 5

work done by the impeller, priming, specific speed, NPSH, effect of swirl on the cavitations, working principle and design aspect of gear oil pump
https://www.youtube.com/watch?v=v2XnYVYDyWA

Session 6

Practice:2.Flow analysis of gear oil pump through Simulia software
https://www.youtube.com/watch?v=iMZAzPgNWxY

Session 7

Practice:3.Performance Characteristics of Centrifugal Pump through Virtual lab
http://fmc-nitk.vlabs.ac.in/fluid-machinery-lab/exp/centrifugal-pump/

Session 8

Working principle of Reciprocating Pump, discharge, works done and power requirement
https://www.youtube.com/watch?v=41vb6T42_Tk
https://www.youtube.com/watch?v=9YI9xEQMoG0

Session 9

Working principle of Reciprocating Pump, discharge, works done and power requirement
https://www.youtube.com/watch?v=41vb6T42_Tk
https://www.youtube.com/watch?v=9YI9xEQMoG0

Session 10

Practice: 4.Performance Characteristics of Double Acting Reciprocating Pump through Virtual lab.
http://fmc-nitk.vlabs.ac.in/fluid-machinery-lab/exp/reciprocating-pump/

Session 11

ideal indicator diagram, and slip, characteristic H-Q curve of positive displacement pump
https://www.youtube.com/watch?v=aGIemvowbPs
https://www.youtube.com/watch?v=-olYMN7GdFE

Session 12

Classification, definitions of heads and efficiencies, Pelton Wheel - Construction and working principle
https://www.youtube.com/watch?v=bw9vw1eZO34
https://www.youtube.com/watch?v=qbyL--6q7_4
Hydraulic Turbine_ppt

Session 13

Practice: 5.Simulation of Pelton Turbine through simulia software
https://www.youtube.com/watch?v=lb2xEbHmWKw

Session 14

work done and hydraulic efficiency, design aspects.
https://www.youtube.com/watch?v=Jd5BN7SPkqI

Session 15

Practice:6.Performance Characteristics of Pelton Turbine through Virtual lab.

http://fmc-nitk.vlabs.ac.in/fluid-machinery-lab/exp/pelton-turbine/

Session 16

Reaction turbine (Francis, Kaplan) -Components, working principle
https://www.youtube.com/watch?v=aVWH1DhV5-k
https://www.youtube.com/watch?v=0p03UTgpnDU

Session 17

Practice: 7.Performance Characteristics of Francis Turbine Simulia software.

Session 18

work done and efficiency, draft tube, specific speed, cavitations
https://www.youtube.com/watch?v=ON_irzFAU9c
https://www.youtube.com/watch?v=7D9dqPYZGVo

Session 19

work done and efficiency, draft tube, specific speed, cavitations
https://www.youtube.com/watch?v=ON_irzFAU9c
https://www.youtube.com/watch?v=7D9dqPYZGVo

Session 20

Practice: 8.Simulation of Kaplan turbine through through Virtual lab.
http://fmc-nitk.vlabs.ac.in/fluid-machinery-lab/exp/kaplan-turbine/

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    Debashree debadatta Behera

    Assistant Professor,Mechanical Engineering Department
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    Debashree Debadatta Behera is currently working as an Assistant Professor in the Department of Mechanical Engineering, Centurion University of Technology and Management, Odisha as well as pursuing Ph.D. She had qualified assessment test under Skill Council for Green jobs for Suryamitra and Master Training Programme in Domain Skills and Platform Skills. Her research interests include […]