ROSE-HULMAN INSTITUTE OF TEHCNOLOGY

DRAFT ----  ES201: Conservation and Accounting Principles Schedule  Fall 2013-2014 ----- DRAFT

-- 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 grey type has not been finalized.

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

Revision Date-Time:  8/21/2013 9:08 AM

 Class Date Day Lesson Objectives Reading (Complete Before Class) HW (Complete After Class) Class when HW Due 1 09-05 R 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 - 4 2 09-06 F 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 09-09 M 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 - 3.2, 3.24 6 4 09-10 T 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 - 3.8, 3.30 5 09-12 R 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, 3.28, 3.32 8 6 09-13 F 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 09-16 M Mass (5) -       Work examples without chemical reactions. 3.5 and Species Accounting Set 7 - 3.19, 3.46 10 8 09-17 T Mass (6) -       More examples Set 8 3.37, 3.39 9 09-19 R 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 Thursday 11 10 09-20 F Linear Momentum (2) -       Pressure forces -       Net external force due to pressure forces. -       Work examples (open and closed systems) 5.2 Set 10 - 5.4, 5.30 14 11 09-23 M Linear Momentum (3) -       Work examples (open and closed systems) Reread 5.2 examples Set 11 - 5.13, 5.15 12 09-24 T TEST 1: Introduction, Basic Concepts & Conservation of Mass -------- Set 12 (none) 13 09-26 R Linear Momentum (4) -       Friction forces: static vs. kinetic friction -       Work Examples 5.3 Set 13 - 5.16, 5.17 16 14 09-27 F Linear Momentum (5) -       Relative motion Pg. 5-7 to 8; Pg. 5-48 to 51 Set 14  5.40,5.42 15 09-30 M Linear Momentum (6) -       Impact: impulse and impulsive forces -       Examples 5.4 Set 15  5.19, 5.21 18 16 10-01 T Linear Momentum (7) -       Examples ----- Set 16  5.44, Prob. P16-2 17 10-02 R 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 17  6.18, 6.19 20 18 10-04 F 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 18  6.1, 6.9 19 10-07 M Angular Momentum (3) -       Steady-state and fixed-axis rotation examples (Open and closed systems) 6.3 (pp. 6-25 and 6-26) Set 19 - 6.3, 6.22 22 20 10-08 T Angular Momentum (4) -       Translation/Tipping Problems 6.3 (pp. 6-22 to 6-24) Set 20 - 6.5, 6.31 21 10-10 R Angular Momentum (5) -       Examples --- Set 21 - HW Due Thursday 6.28 6.29 (should a = 1.5 m/s2) 23 22 10-11 F Energy (1) -       Mechanical work and power -       Integrating conservation of linear momentum for a particle with time ---- Finite-time (Impulse-momentum form) -       with displacement ---- Work-energy principle for a particle -       Restrictions on work-energy principle for a particle 7.1.1-7.1.2 (thru page 7-8) Set 22 7.1, 7.42 26 23 10-14 M Energy (2) -       What is energy? Relation to thermodynamic work and the first law of thermodynamics -       How can it be stored? Types of energy: kinetic, gravitational potential, internal, elastic (spring), other. -       How can it be transported? Transfer of energy by work (nonflow and flow boundaries) Transfer of energy by heat transfer (basic definition) Transfer of energy with mass at flow boundaries -       How can it be produced or destroyed? -       Putting it all together -- Conservation of Energy Equation 7.2 (Overview) Set 23 7.10, 7.11 26 24 10-15 T TEST 2 (Lectures 9-21)   REGISTRATION ?????? Set 24 - None Fall Break 25 10-21 M Energy (3) -       Transfer of energy by work at non-flow boundaries revisited Compression and expansion work (PdV work) Shaft work and power Electric work and power -       Transfer of energy by work at flow boundaries revisited Revisit 7.2.3 - 7.2.5 7.5 Set 25 7.9, 7.15 28 26 10-22 T Energy (4) -       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 7.3 Set 26 7.12, 7.17 27 10-24 R Energy (5) -       Applications -       Open/closed systems without substance models Steady-state Devices Handout (if not distributed in class click link to open file) Set 27 7.18, 7.19 30 28 10-25 F Energy (6) -       Mechanical Energy Balance (Restricted application of Conservation of Energy) -       Mechanical Energy stored in a Spring -       Applications -       Typical MEB examples Set 28 7.6, 7.48 29 10-28 M Energy (7) -       Substance models:  ideal gas and incompressible substance models -       Applications with ideal gas and incompressible substance models 7.4 Set 29 7.26, 7.59 32 30 10-29 T Energy (8) -       Applications with incompressible substance and ideal gas models -       Heat transfer mechanisms, especially convection heat transfer 7.7 Set 30 7.27, 7.34 31 10-31 R Energy (9) -       Electrical work and power -       Instantaneous and average electric power -       AC Power and effective voltage and current -       AC Power and steady-state systems 7.8 Set 31 7.35, 7.36 34 32 11-01 F Energy (10) -       Applications 7.63, 7.67 33 11-04 M Energy (11) -       Thermodynamic cycles -       Measures of cycle performance 7.9 Cycle example after 7.9 in text 7.39, 7.40 35 34 11-05 T Entropy (1) -       Everyday experiences with the spontaneous processes -       Second Law of Thermodynamics -       Accounting Principle for Entropy 7.6; 8.1 8.3, 8.5 38 35 11-07 R Entropy (2) -       Empirical temperature vs. thermodynamic temperature scales -       Applications 8.2-8.3 8.1, 8.8 36 11-08 F Test 3 (Lectures 22 - 32) 37 11-11 M Entropy (3) -       Cycle performance:  Whats the best cycle? 8.4 8.9 8.10 40 38 11-12 T Entropy (4) -       Calculating entropy changes -       Substance models 8.5 8.15, 8.16 39 11-14 R Entropy (5) -       Applications --- 8.17, 8.21 -- 40 11-15 F --- 11-18 /21 FINAL EXAM Week