ROSE-HULMAN INSTITUTE OF TECHNOLOGY

ES 202  Thermal & Fluid Systems — Winter 2006–2007

 

 

Class

Date

Day

Reading to be Completed
Before Class

Lesson Objectives

Homework to be
Completed
After Class

1

11-27

M

-

Introduction

   Relation of ES201 and ES202/ES204

   Thermodynamics, Fluid Mechanics, and Heat Transfer

Definition of a fluid

Concept of a field variable

Continuity Equation

Definition of an incompressible fluid

Set #1*  (Due Class 3) 

2

11-29

W

1-1 to 1-9 &

10-1 to 10-4

Visualization of fluid flow

   Pathline, Streakline, and Streamline

Kinematic motion of a fluid element: rotation (vorticity), angular deformation, expansion/compression

Stream function

Set #2*  (Due Class 4)

3

12-1

F

10-5 to 10-6

Shear stress and viscosity

Newtonian fluid

Navier-Stokes equation for an incompressible fluid  (See Navier Stokes Equations for details.)

Set #3*  (Due Class 5)

Check List:  Learning Objectives of Week 1

4

12-4

M

2-8 – 2-10

Hydrostatics (1)

   Pressure variations in a stationary fluid

   Pressure measurement

   Manometry

2.61, 2.71,  2.78  (Due Class 6)

 

Think about 2-36C to 2-39C

5

12-6

W

11-1 – 11-2

Hydrostatics (2)

   Pressure distribution on a submerged surface

   Resultant force on a submerged plane surface

        magnitude, line of action, and point of application

 2-100, 11-12, 11-16E  (Due Class 7)

 

Think about 11-1C to 11-4C

6

12-8

F

11-3 – 11-4

Hydrostatics (3)

   Buoyancy force (Archimedes’ principle)

11-59, Problem 6-2*, Problem 6-3(Due Class 8)

Think about 11-25C to 11-28C

Check List:  Learning Objectives of Week 2

7

12-11

M

12-2

Bernoulli Equation

   Its origin, limitations, and physical interpretation

   Energy form, pressure form, and head form

Concept of stagnation pressure and static pressure

Assignment 7-1*, 12-31, 12-41  (Due Class 9)

8

12-13

W

12-3

Examples of Bernoulli Equation

   Connection between pressure variation, fluid acceleration/deceleration, and elevation change

   Pitot-Static tube, nozzle flow

12-28E, 12-46  (Due Class 10)

Think about 12-11C to 12-16C

9

12-15

F

 

Examples of Bernoulli Equation

Pressure variation across streamlines

12-42E, 12-44  (Due Class 12)

Check List:  Learning Objectives of Week 3

10

12-18

M

12-1, 12-4

ES201 Energy Notes

Mechanical Energy Balance (1)

   Conservation of Energy and the Mechanical Energy Balance

 

11

12-20

W

  Exam I  (Coverage and Rules)

 

12

12-22

F

 

Mechanical Energy Balance (2)

12.63,

12.64 (Also find the pump head in meters) (Due Class 14)

  Christmas Break

13

1-8

M

14-1 to 14-3

Introduction to internal pipe flow

   The entry length problem

   Development of viscous boundary layer along the pipe wall, vanishing of inviscid core flow

   Concept of momentum deficit:  connection with conservation of linear momentum

   Fundamental differences between laminar, transition, and turbulent flow regimes

Set #13*  (Due Class 15)  [Answers to check]

14

1-10

W

14-4, 14-5

Quantification of head loss: major losses

   Estimation of the friction factor: Moody diagram, Haaland correlation

14-39 & 14-40 (as one problem),

14-43 (Your solution should be based on first principles, NOT Equation 14-33)  (Due Class 16)

15

1-12

F

14-6

Quantification of head loss: minor losses

14-32, 14-48E  (Due Class 17)

16

1-15

M

 

Examples of combined major & minor losses

Set #16*  (Due Class 18)

Check List:  Learning Objectives of Week 4 & 5

17

1-17

W

15-1, 15-2, 15-5

Introduction to external flow

   Development of boundary layer on external surface

   Skin friction drag

      Analysis based on concept of momentum deficit

      Skin friction coefficient and its empirical determination

Problem 17-1*, 15-49, 15-57  (Due Class 19)

18

1-19

F

15-3, 15-4, 15-6

Pressure drag

   Difference between slender and blunt bodies

   Flow separation as a Reynolds number dependent phenomenon

   Drag coefficient and its empirical determination

15-33, 15-66  (Due Class 20)

19

1-22

M

15-7

Lift

   Origin of lift

   Lift coefficient

   Stall as a direct consequence of flow separation

   (reinforce Lab 2 activities on dimensional analysis)

15-84 (assume the same acceleration at both sea level and 1600 m)

15-92  (Due Class 21)

Check List:  Learning Objectives of Week 6

20

1-24

W

5-4, ES 201 Energy Notes

Introduction to steady-state devices

   Application of conservation & accounting principles

5-64E (Also find the entropy generation rate)

5-84 (Also find the entropy generation rate)  (Due Class 22)

21

1-26

F

3-1 to 3-4

Introduction to pure substance properties

   State Postulate of a simple compressible substance

   The P-v-T surface and its projections onto the P-v, T-v planes

   Phase change

5-104, 5-122  (Due Class 24)

22

1-29

M

3-5

Properties of a pure substance

   Quality in the 2-phase region

   Introduction to property tables

5-81, 5-105 (You may assume a constant-pressure mixing process in 5-105.)  (Due Class 25)

23

1-31

W

 

Exam II  (Coverage and Rules)

 

24

2-2

F

 

Examples of conservation & accounting principles using property tables

3-57, 3-63  (Due Class 26)

25

2-5

M

3-6, 3-7, 3-9, 3-10, 7-7, 7-9

Ideal gas model

   Generalized compressibility factor, the Z-chart

   Temperature dependence of specific heats: various methods of approximation

   Gibbs equation

   Ideal gas table for u(T), h(T), s0(T)

3-106, 5-87, 7-67  (Due Class 27)

 

Check List:  Learning Objectives of Lecture 20 - 25 & Lab 5

26

2-7

W

7-4 to 7-6, 7-12

Isentropic processes

   Representation on T-s diagram

   Isentropic efficiency for steady-state devices

7-98, 7-102, 7-143  (Due Class 29)

27

2-9

F

8-7, 8-10, 8-11

Cycle basics

   Power cycles

8-105, 8-106

28

2-12

M

  Exam III  (Coverage and Rules)  

29

2-14

W

8-14, 8-16 to 8-18

Refrigeration cycles, heat pump cycle

8-135 + a repetition of 8-135 with an isentropic compressor efficiency of 85%

30

2-16

F

 

Course Wrap-Up, Evaluation

 

Check List:  Learning Objectives of Lecture 26 - 30

Final

2-19

M

1 pm - 5 pm

Comprehensive Final  (Rules)