The University of Southampton
Courses

# FEEG1003 ThermoFluids

## Module Overview

Core Thermodynamics and Fluid Mechanics for all Engineering Themes. Students should be aware that this module requires pre requisites of Mathematics and Physics A Level

### Aims and Objectives

#### Learning Outcomes

##### Knowledge and Understanding

Having successfully completed this module, you will be able to demonstrate knowledge and understanding of:

• The properties of thermofluid flow and methods of analysis, including conservation principles for mass, momentum and energy.
• a framework for advanced courses by introducing and classifying common engineering applications.
• concepts of laminar and turbulent flow, boundary layers, bluff body and streamlined flow, transition, separation and cavitation.
• transition, separation and cavitation.
• The energy conversion processes involving heat, work and energy storage.
• The application of thermodynamic principles to the propulsion of land, sea and air transport and in the generation of power.
##### Subject Specific Intellectual and Research Skills

Having successfully completed this module you will be able to:

• Understand important thermofluids properties and principles in fluid mechanics.
• Perform straightforward analysis of examples of mass, momentum and energy conservation.
• use dimensional analysis in appropriate ways and explain the physical meaning of various non-dimensional parameters.
• assess simple flows and their behaviour from fundamental information such as the value of the Reynolds number and the shape of the body.
• Analyse various thermal processes and plant.
##### Transferable and Generic Skills

Having successfully completed this module you will be able to:

• Study and learn independently.
• Communicate work in written reports.
• Demonstrate study and time management skills.
• Solve problems.
• Appreciate sustainability and ethical issues in engineering
##### Subject Specific Practical Skills

Having successfully completed this module you will be able to:

• Critically analyse results.
• Produce scientific reports describing laboratory experiments.

### Syllabus

Part 1 : Tools of the trade (14 lectures) Part 1.1 : Applied Math Tools (an overview of what should be understood coming into this course) • Applied maths overview (basic integration, including over surfaces, differentiation, Taylor series, Newton’s Law, some thermodynamic principles Part 1.2 : Conceptual Principles in Thermofluids • An extension of A level applied maths/physics (mass, force, acceleration, rates of change, moments), mass, force, acceleration, forms of energy (potential, kinetic, thermal, but not its conversion), and support this by a definitive nomenclature for the remainder of the course. • Solids/liquids/gases from a molecular description – first introduction to pressure, theequilibrium state. • Bulk modulus and compressibility • The continuum approximation • Other thermofluid approximations • Properties of a fluid, and properties of a flow of fluid • Ideal gases and the gas law (thermodynamic pressure), definitions of heat and work, sign conventions, types of non-flow processes, p-V diagrams, First Law of thermodynamics. • Convection (bulk transport) • Diffusion (molecular transport of momentum/shear stress and energy) • Systems and control volumes, surface flux, the conservation principle. • Fundamental and derived quantities. • Intensive and extensive properties. • Dimensions and units, Dimensional homogeneity. • The importance of length, velocity, time scales in a problem. • Present several non-dimensional numbers and explain what they represent in terms of force/ timescale ratios etc and demonstrate how they are used to maintain similarity. • Buckingham Pi (brief introduction here, used throughout the remainder of the course) Part 2 : Thermofluid Mechanics Part 2.1 : Fluid Statics – 4 lectures • Static pressure, Pascal’s law • Hydrostatic equation, manometry, and demonstration of potential energy • Forces on planar and curved gates, moments etc • Buoyancy and stability • Non-dimensional analysis. Part 2.2 : Inviscid Flow/Conservation Equations - 12 lectures • Streamlines/tubes • Rotation, vorticity, irrotational flow • Acceleration, Eulers equation • Conservation of mass • Conservation of Energy – Bernoulli’s equation, cavitation – flow measurement – mechanical energy losses, pressure drop in pipes – Steady flow Energy Equation, nozzles, throttles, heat exchangers etc – examples • Conservation of Momentum – Momentum as a vector quantity – Force – momentum equation – Fluid Drag and Wakes – examples Part 2.3 : Viscous Flow – 4 lectures • Couette and Pipe flows • Streamline flows, bluff bodies, separation • Boundary layers • Turbulence Part 3 : Thermal energy systems (10 lectures) • Introduction to the Second Law of Thermodynamics. • Definition of the heat engine and cycle efficiency. • The Carnot heat engine. • Reversed heat engines (heat pump and refrigerator) and coefficient of performance. • Reversible and irreversible processes. Corollaries of the second law. Definition of entropy and its use in engineering thermodynamics. • Entropy change in isothermal and adiabatic processes. Isentropic processes. • Introduction to cycles. The Otto, Diesel and Brayton cycles and their applications.

### Learning and Teaching

#### Teaching and learning methods

Teaching methods include: • Lectures and videos of lecture material • Example problems • Laboratories • AV presentations Learning activities include: • Directed reading • Problem solving • Practical classes

TypeHours
Tutorial46
Lecture40
Supervised time in studio/workshop7
Revision20
Total study time150

Problem books and lab sheets will be provided. Bespoke Textbook Available.

Course notes will be provided..

### Assessment

#### Assessment Strategy

The learning outcomes of this module will be assessed under the Part I Assessment Schedule for FEE Engineering Programmes which forms an Appendix to your Programme Specification. Feedback will be available on the formative work undertaken during the module.

#### Summative

MethodPercentage contribution
Part I Assessment Schedule 100%