MEEN2001W Mechanics of Fluids 1

Academic Year 2022/2023

This is a foundation course in fluid mechanics for engineers. The module will consist of 36 lectures (3 hours per week for 12 weeks), 2 laboratory exercises, 1 class test and 1 end of trimester examination.
FUNDAMENTAL CONCEPTS: Gases, liquids and solids; Continuum hypothesis; Lagrangian and Eulerian descriptions; Fluid properties
FLUID STATICS: Pascal's law; The pressure field; Gauge and vacuum presure; Hydrostatic pressure; Mercury barometer; Manometry; Hydrostatic force on plane and curved surfaces; Buoyancy; Stability
INVISCID FLUID FLOW: Elementary fluid dynamics; Particle velocity and acceleration; Pathlines and streamlines; Streamline coordinates; Bernoulli's 1st and 2nd equation; Applications of Bernoulli's equation; Static, dynamics and stagnation pressure; Pitot-static tube; Venturi meter; Orifice plates; Torriceilli's equation
CONTROL VOLUME ANALYSIS: System and control volumes; Reynolds transport theorem; Conservation laws of mass, linear momentum and energy; Steady and unsteady flow; Uniform and non-uniform flow; Applications of the continuity, momentum and energy equations
SIMILARITY AND DIMENSIONAL ANALYSIS: Checking equations; Forming equations; Parametric investigations; Repeating variable method; Buckingham's PI theorem; Laws of similarity; Dimensionless groups; Geometric, kinematic and dynamics similarity
INTERNAL FLOW: Reynolds pipe flow experiment; Boussiniseq hypothesis; Laminar, transitional and turbulent flow; Newton's law of viscosity; Laminar pipe flow; Poiseuille flow; Turbulent pipe flow; Darcy-Weisbach friction factor; Colebrook formula; Moody diagram; Minor losses; Loss coefficients of common engineering components
FLUID MACHINERY: System and pump characteristics; Centrifugal pumps, single, series and parallel; Duty and operation point; Pelton wheel water turbine

Course textbooks:
"Fundamental of Fluid Mechanics", Munson, Young, Okiishi, Huebsch. 7th Edition, Wiley.
"Fluid Mechanics", Frank White, 8th Edition, McGraw Hill.

This module is for CDIC students only

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Curricular information is subject to change

Learning Outcomes:

On successful completion of this subject the student will be able to:
1. Demonstrate a knowledge and understanding of concepts of a continuum, conservation and constitutive laws.
2. Formulate the integral conservation laws.
3. Analyse and solve problems through the application of the control volume equations.
4. Demonstrate a knowledge and understanding of the laws of similarity and dimensional analysis.
5. Analyse and solve problems using Buckingham's PI theory and repeating variable method.
6. Demonstrate an understanding of the laminar, transitional and turbulent flow regimes.
7. Analyse and solve technical problems in internal flow.
8. Plan and conduct experiments, analyse and interpret experimental results.

Student Effort Hours: 
Student Effort Type Hours




Autonomous Student Learning




Approaches to Teaching and Learning:
Lectures with theory and examples
Tutorial based on problem solving
Practical lab work
Requirements, Exclusions and Recommendations

Not applicable to this module.

Module Requisites and Incompatibles
Additional Information:
This module is delivered overseas and is not available to students based at the UCD Belfield or UCD Blackrock campuses

Assessment Strategy  
Description Timing Open Book Exam Component Scale Must Pass Component % of Final Grade
Lab Report: Lab reports Throughout the Trimester n/a Graded No


Class Test: Class tests Week 6 n/a Standard conversion grade scale 40% No


Examination: Final examination 2 hour End of Trimester Exam No Standard conversion grade scale 40% No


Carry forward of passed components
Resit In Terminal Exam
Summer Yes - 2 Hour
Please see Student Jargon Buster for more information about remediation types and timing. 
Feedback Strategy/Strategies

• Group/class feedback, post-assessment
• Online automated feedback
• Self-assessment activities

How will my Feedback be Delivered?

Not yet recorded.

Timetabling information is displayed only for guidance purposes, relates to the current Academic Year only and is subject to change.

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