\n

\nThis is followed by the fundamentals of viscous fluid flow and boundary layers. The major topics covered therein are the Navier-Stokes equations and some of their exact solutions, boundary layer flow theory, estimation of drag force on a flat plate, boundary layer separation and control, equations of motion for turbulent flow and turbulent boundary layers, turbulent models and velocity profiles in turbulent boundary layers. Boundary layer with transition. Flow around bluff and streamlined bodies: their flow patterns, drag and lift.","Order":1},{"ID":"2e5f053b-8835-4692-be49-41f07234cfff","Title":"Prerequisites","Description":"ME2134E Fluid Mechanics I","Order":2},{"ID":"3e5f053b-8835-4692-be49-41f07234cfff","Title":"Teaching Modes","Description":"(i) Lectures

\n(ii) Tutorials

\n(iii) Lab Classes

\n(iv) Clinic Sessions

\n(v) Consultation Hours","Order":3},{"ID":"4e5f053b-8835-4692-be49-41f07234cfff","Title":"Schedule","Description":"

\n

\nLectures commence on

\n

\n

\n

\n1 hour tutorials on following dates:

\n• Week 3 (26 January); Week 5 (9 February); Week 7 (2 March); Week 9 (16 March); Week 10 (23 March); Week 11 (30 March); Week 12 (6 April); Week 13 (13 April)

\n

\nVenue:

\n• SDE3 LR421

\n

\n

\n

\n(i) Characteristics of a Centrifugal Pump

\nVenue: Fluid Mechanics Lab 1 (WS2-02-46)

\n

\n(ii) Flow over an Aerofoil

\nVenue: Fluid Mechanics Lab 2 (WS1-01-47)

\n

\nRefer to lab schedule","Order":4},{"ID":"5e5f053b-8835-4692-be49-41f07234cfff","Title":"Synopsis","Description":"This module builds upon the concepts learnt in ME2134E, with emphasis on Fluid Mechanics concepts and applications including turbomachinery, potential flow, viscous fluid flow and boundary layers.","Order":5},{"ID":"6e5f053b-8835-4692-be49-41f07234cfff","Title":"Syllabus","Description":"

\n

\n

\n

\n1.1 Introduction, Classification and Terminology

\n 1.1.1 Classification of Pumps: Positive-Displacement Versus Dynamic Pumps

\n 1.1.2 Classification of Dynamic Pumps: Centrifugal, Mixed-Flow and Axial-Flow Pumps

\n1.2 Basic Energy Considerations

\n 1.2.1 Bernoulli Head

\n 1.2.2 Pump Head Rise

\n 1.2.3 Power Transmitted to Fluid

\n 1.2.4 Power Input to Drive Pump

\n 1.2.5 Pump Overall Efficiency

\n 1.2.6 Basic Pump Parameters

\n1.3 Angular Momentum Considerations

\n 1.3.1 Centrifugal Impeller

\n 1.3.2 Real Flow in a Centrifugal Pump

\n1.3.3 Other Geometric Features of Centrifugal Pumps

\n 1.3.4 Axial-Flow Impeller

\n 1.3.5 Losses and Efficiencies

\n1.4 Performance Characteristics of Centrifugal Pumps

\n1.5 Pump Dimensionless Parameters and Similarity Rules

\n 1.5.1 Pump Dimensionless Parameters

\n 1.5.2 Pump Similarity

\n 1.5.3 Similarity Rules for Pumps in a Homologous Series

\n 1.5.4 Limitations to Pump Similarity Rules

\n 1.5.5 Pump Selection and Specific Speed

\n1.6 Matching of Pump and System Requirements

\n 1.6.1 System Head Curve

\n 1.6.2 Equilibrium Operating Point

\n 1.6.3 Pumps in Parallel

\n1.6.4 Pumps in Series

\n1.7 Cavitation

\n 1.7.1 Physical Phenomenon of Cavitation

\n 1.7.2 Consequences

\n 1.7.3 Net Positive Suction Head (NPSH)

\n 1.7.4 Other Cavitation Parameters

\n

\n

\n

\n2.1 Introduction

\n 2.1.1 Viscous versus Inviscid Flow

\n 2.1.2 Potential or Irrotational Flow

\n2.2 Vorticity and Circulation

\n 2.2.1 General Deformation of a Fluid Element

\n 2.2.2 Vorticity

\n 2.2.3 Circulation

\n2.3 Continuity Equation

\n2.4 Stream Function

\n 2.4.1 Definition of Stream Function

\n 2.4.2 Geometric Interpretation of Stream Function

\n 2.4.3 Relation Between Stream Function and Volume Flowrate

\n 2.4.4 Stream Function‐Vorticity Equation

\n 2.4.5 Irrotational Flow: Laplace’s Equation for Stream Function

\n2.5 Bernoulli Equation for Irrotational Flow

\n2.6 Elementary 2D Irrotational Flows

\n 2.6.1 Uniform Flow

\n 2.6.2 Source

\n 2.6.3 Sink

\n 2.6.4 Vortex

\n2.7 Complex Flows

\n 2.7.1 Procedure for Solving 2D Irrotational Flow

\n 2.7.2 Source in a Uniform Flow

\n 2.7.3 Source‐Sink Pair

\n 2.7.4 Source‐Sink Pair in Uniform Flow

\n 2.7.5 Doublet

\n 2.7.6 Doublet in Uniform Flow: Flow Past a Circular Cylinder

\n 2.7.7 Flow Past Rotating Circular Cylinder

\n2.8 Velocity Potential

\n 2.8.1 Concept of Velocity Potential

\n 2.8.2 Relationship Between Stream Function and Potential Function

\n 2.8.3 Laplace’s Equation for Velocity Potential

\n2.9 Method of Images

\n2.10 Summary of Potential Flows

\n

\n

\n

- \n\t
- \n\t\tViscous Flow, Navier-Stokes Equations and Applications \n\t
- \n\t\tBoundary Layer Theory \n

\n

\n(i) Characteristics of Centrifugal Pump

\nVenue: Fluid Mechanics Lab 1 (WS2-02-46)

\n

\n(ii) Flow past an Aerofoil

\nVenue: Fluid Mechanics Lab 2 (WS2-01-47)

\n

\nRefer to lab schedule

\n

\n

\n

\nNOTE

\n","Order":7},{"ID":"8e5f053b-8835-4692-be49-41f07234cfff","Title":"Assessment","Description":"Grading:

\n

- \n\t
- \n\t\tFinal Examinations (70%): 4 May 2015 (Monday), 5 to 7 pm \n\t
- \n\t\tQuiz for Part 1 (10%) \n\t
- \n\t\tQuiz for Part 2 (10%) \n\t
- \n\t\t2 Lab Reports (10%) \n

\nQuizzes for Part 1 and Part 2:

\n

- \n\t
- \n\t\tOnline MCQ quiz administered through IVLE \n\t
- \n\t\tComplete 15 questions in 45 minutes \n

\nQuiz for Part 1:\n

- \n\t
- \n\t\t9 March (Monday of eLearning Week) \n\t
- \n\t\tStart at 8pm (5 minutes grace) \n\t
- \n\t\tOnly Chapter 1 on Turbomachinery will be tested \n

- \n\t
- \n\t\t16 April (Thursday) \n\t
- \n\t\tStart any time between 9.30 and 11.15pm (5 minutes grace) \n

- \n\t
- \n\t\tStudents will be able to apply angular momentum principle and dimensional analysis to analyze the performance of pumps, perform pump-system matching and assess the likelihood of cavitation occurrence. \n\t
- \n\t\tStudents will be able to understand the concepts of vorticity, circulation, irrotationality, stream function and velocity potential function, and apply these concepts to solve simple potential flow problems involving the superposition of elementary flows. \n\t
- \n\t\tStudents are able to Identify and discuss the features of external flow past immersed bodies and calculate the lift and drag forces for typical body shapes. \n\t
- \n\t\tStudents are able to describe and explain the phenomenon of boundary layer on a body (at this stage, a flat plate) and estimate the drag force exerted. \n\t
- \n\t\tStudents are able to analyze and design an aerodynamic body with minimum drag force. \n