ROSE-HULMAN INSTITUTE OF TEHCNOLOGY

ES201: Conservation and Accounting Principles Schedule  Winter 2013-2014

-- The instructors reserve the right to make changes to this schedule as the quarter progresses.

-- Reading and HW assignments will typically be finalized a couple of days before they appear in the schedule. Material in italic, gray type has not been finalized.

-- PLEASE check revision date-time stamp to see when last update was made.

Revision Date-Time:  10/30/2013 4:47 PM

 Class Date Day Lesson Objectives Reading (Complete Before Class) Found in class textbook HW (Complete After Class) Found in class textbook Class when HW Due 1 12-02 M Introduction (1) -       Explain course administrative policies, e.g. development and evaluation activities, homework guidelines, etc. -       Discuss place of ES201 in SEC. -       Discuss engineering vs. science, engineering science vs. science; engineering analysis vs. engineering design. -       Discuss Systems, Accounting, and Modeling Process. Demonstrate how it's natural to construct a model: select a system, count something (accounting principle), and make modeling assumptions. Illustrate usefulness of symbolic solution. - - - - Set 1 - No HW 4 2 12-03 T Basic Concepts  (1) -       Answer questions about Chap 2. Tough and abstract chapter that will be revisited many times. Just introduce key concepts, e.g. use example to introduce SAM Concepts: fundamental laws & accounting principles: system, properties, process, accounting concept (storage, transport, and generation), and conservation. -       Review units and dimensions, esp. use in calculations and unit conversions. -       Explore difference between mass (kg, lbm, slug) and weight (N,lbf): W=mg. Preface Chapter 1 Chapter 2 (Skim) Appendices A & B Set 2 - 3 12-05 R Mass (1) -       Develop Conservation of Mass via Four Questions -       Introduce absolute and relative measures of mass and weight density. -       Work examples focusing on basic formulations without relation for mass flow rate in terms of velocity, density, and cross-sectional area. 3.1, 3.2, 3.6 FYI  3.1 = Section 1 in Chapter 3 Set 3 - 3.23, 3.24 6 4 12-06 F Mass (2) -       Calculate mass flow rate given the velocity profile: important assumptions. -       Work examples that illustrate typical modeling assumptions. Stress use of different system boundaries and constructing solution. 3.3 Set 4 - 3.6, 3.29 5 12-09 M Mass (3) -       Review a substance model (constitutive relationship) relating P, v, and T for a gas, the ideal gas model. -       Work more examples 3.7; 3.8 Set 5 - 3.26, 3.31, 3.33 8 6 12-10 T Mass (4) -       Discuss mass and mole basis for specifying mixture composition. -       Discuss species accounting equations and its application to problems with and without chemical reaction. 3.4 Set 6 - 3.12, 3.13 7 12-12 R Mass (5) -       Work examples without chemical reactions. 3.5 and Species Accounting Set 7 - 3.16, 3.19 10 8 12-13 F Mass (6) -       More examples Set 8 3.37, 3.39 9 12-16 M Linear Momentum (1) -       Introduce Conservation of Linear Momentum via Four Questions -       Work example to illustrate: use of free-body diagrams; particle kinematics; open/closed systems 5.1 Set 9  DUE Monday 11 10 12-17 T Linear Momentum (2) -       Pressure forces -       Net external force due to pressure forces. -       Work examples (open and closed systems) 5.2 Set 10 - 5.5, 5.30 14 11 12-19 R Linear Momentum (3) -       Work examples (open and closed systems) Reread 5.2 examples Set 11 - 5.4, 5.15 12 12-20 F TEST 1: Introduction, Basic Concepts & Conservation of Mass -------- Set 12 (none) Holiday Vacation 13 01-06 M Linear Momentum (4) -       Work examples (open and closed systems) Review Sections 5.1 & 5.2 Set 13 - 5.14, 5.28 16 14 01-07 T Linear Momentum (5) -       Friction forces: static vs. kinetic friction -       Work Examples 5.3 Set 14 - 5.16, 5.18 15 01-09 R Linear Momentum (6) -       Relative motion Pg. 5-7 to 8; Pg. 5-48 to 51 Set 15  5.40,5.43 18 16 01-10 F Linear Momentum (7) -       Impact: impulse and impulsive forces -       Examples 5.4 Set 16  5.19, 5.21 17 01-13 M Linear Momentum (8) -        Examples Set 17 20 18 01-14 T Angular Momentum (1) -       Moment of a force as a vector cross-product. Use of vector decomposition into normal and parallel components to find cross product in two dimensions. -       Discuss the moment of a force including a force couple. -       Discuss the basic definition of angular momentum for a particle 6.1 - 6.2.1 Set 18  6.18, 6.19 19 01-16 R Angular Momentum (2) -       Develop conservation of angular momentum via Four Questions -       Model surface force reactions: normal forces, shear forces, and moments 6.2 to 6.3 (thru page 6-21) Set 19  6.1, 6.2 22 20 01-17 F Angular Momentum (3) -      Steady-state and fixed-axis rotation examples (Open and closed systems) 6.3 (pp. 6-25 and 6-26) Set 20 - 6.3, 6.25 21 01-20 M Angular Momentum (4) -      Translation/Tipping Problems 6.3 (pp. 6-22 to 6-24) Set 21 - 6.5, 6.31 23 22 01-21 T Angular Momentum (5) -       Examples ---- Set 28 22 - Not collected 6. 27, 6.28 -- 23 01-23 R Energy (1) -       Four Questions: (1) What is energy?; (2) How can it be stored? (Types); (3) How can it be transported? (work, heat transfer, and mass flow); (4) How can it be produced/destroyed? -       Putting it all together --- The Big Picture Pages in Chapter 7: pp. 18-23, 23-25, 31-34 7.2.1  What?  pp. 18 - 21 7.2.2  Storage? pp. 21-23 7.2.3  Transport? pp. 23-25, 31, 31-32 7.2.4 Creation/Destruction? pp. 32-33 7.2.5 All together. pp. 33-34 Set 22 23 7.11 26 24 01-24 F TEST 2 (Lectures 9-22) Set 24 - None R F Fall Break 25 01-27 M Energy (2) -       How can it be stored? Types of energy: kinetic, gravitational potential, internal, elastic (spring), other. -       Transfer of energy by work at non-flow boundaries revisited Compression and expansion work (PdV work) Shaft work and power Electric work and power 7.2.2 Storage 7.1.1 Mech work 7.2.3 non-flow work (pp. 23-31) Set 25 7.9, 7.15 28 26 01-28 T Energy (3) -       Transfer of energy by work at non-flow boundaries (continued)Electrical work and power -       Electrical power revisited:  Instantaneous and average electric power, AC Power, effective voltage and current, and steady-state systems 7.8.1-7.8.2 Set 26 7.12, 7.14 27 01-30 R Energy (4) -       Transfer of energy by work at flow boundaries revisited -       Conservation of Energy and its Application -                 modeling assumptions about the system -                 modeling assumptions about the substance -                 modeling assumptions about heat transfer and work           transfer of energy 7.5 Flow Work 7.3 Cons of Energy Set 27 7.12 7.16, 7.17 30 28 01-31 F Energy (5) -       Applications -       Open/closed systems without substance models 7.3 Steady-state Devices Handout (if not distributed in class click link to open file) Set 28 7.18, 7.19 29 02-03 M Energy (6) -       Substance models:� ideal gas and incompressible substance models -       Applications with ideal gas and incompressible substance models 7.4 Set 29 7.22*, 7.34 *7.22 should ask you to repeat 7.21 NOT 8.21. 32 30 02-04 T Energy (7) -       Applications with incompressible substance and ideal gas models -       Heat transfer mechanisms, especially convection heat transfer 7.7 Set 30 7.60, 6.67 7.67 31 02-06 R Energy (8) -       Mechanical Energy Balance (Restricted application of Conservation of Energy) -       Mechanical Energy stored in a Spring -       Applications -       Typical MEB examples 7.1.2-7.1.4 Set 31 7.6, 7.42 34 32 02-07 F Energy (9) - ----- Set 32 7.48, 7.66 33 02-10 M Energy (10) - ---- Set 33 -- NOT COLLECTED 7.69 34 02-11 T Energy (11) -       Thermodynamic cycles -       Measures of cycle performance 7.9 Cycle example after 7.9 in text Set 34 7.38, 7.40 38 35 02-13 R Entropy (1) -       Everyday experiences with the spontaneous processes -       Second Law of Thermodynamics -       Accounting Principle for Entropy 7.6; 8.1 Set 35 8.1, 8.3 36 02-14 F Test 3 (Lectures 23 - 33)  No cycles on this exam 37 02-17 M Entropy (2) -       Empirical temperature vs. thermodynamic temperature scales -       Applications 8.2-8.3 Set 37 - Not collected 8.5, 8.8 38 02-18 T Entropy (3) -       Cycle performance:  Whats the best cycle? 8.4 Set 38 - Not collected 8.9, 8.10 39 02-20 R Entropy (4) -       Calculating entropy changes -       Substance models 8.5 Set 39 - Not collected 8.15, 8.16 -- 40 02-21 F Entropy (5) -       Applications --- Set 40 - Not collected 8.17, 8.21 FINAL EXAM Week