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AREN 2110  Thermodynamics

Fall 2007

COURSE SYLLABUS

GENERAL INFORMATION

INSTRUCTORS

Section 001

Professor Mark Hernandez, Dept. Civil, Environ. & Arch. Eng.

Email: Mark.Hernandez@colorado.edu 

Office: ECOT 515, 303.492-5991

Office Hours: M, 2 - 4 PM 

Section 002

Professor JoAnn Silverstein, Dept. Civil, Environ. & Arch. Eng.
Email: joann.silverstein@colorado.edu
Office: ECOT 444, 303.492.7211 
Office Hours: Tuesday, 3-5 PM 

Weekly homework review session, Tues., 6:30 - 8 PM, in structures lab classroom, ECCE 1B52.

TEACHING ASSISTANTS 
Amanda Kohler and Lena Downar-Herron
Email: Amanda.Kohler@colorado.edu, Lena.Downarherron@colorado.edu 
TA Office: ECCE 168

TA Office Hours: Kohler: W, Noon - 2 PM, ECCE 1B52; 

Downar-Herron: M, 2 - 4 PM, ECCE 1B47

LECTURES

Section 001

11:00 AM - 12:15 PM , TR, Room MATH 100

Section 002

5:00-6:15 PM , TR, Room ECCR 245 

 

WEB PAGE

       http://ceae.colorado.edu/~silverst/aren2110/ 

 

TEXTBOOK

Cengel, Yunus A., Robert H. Turner, and John Cimbala. Fundamentals of Thermal-Fluid Sciences, 3rd Edition McGraw-Hill, New York, 2007.

 

EMAIL LIST

If you are enrolled in the course you will be automatically subscribed to the course e-mail list using the address for your CU Plus account.

 

ITLL Experiments

You will do two experiments using the Integrated Teaching and Learning Laboratory (ITLL) during the semester, one on determination of a thermodynamic property using the 1st Law and a second on evaluation of a cyclic process using the 2nd Law. If you have not already done so, you will need to get an ITLL account and password. 


OVERVIEW

The primary goal of AREN 2110 is for you to gain basic knowledge about fundamental concepts of energy and energy transformations with focus on engineering utilization of thermodynamic principles. Thermodynamics is used to analyze systems in virtually every branch of civil and architectural engineering including applications in energy use and conservation in buildings and other infrastructure, power generation, heating and cooling, fluid motion, behavior of chemical pollutants in soil, air and water, the hydrologic cycle, global climate change, and behavior of structural materials. The goal of the instructores is to provide you with a variety of activities, in and outside of class, to enable you to learn fundamental theories and also engineering applications of thermodynamics.

OBJECTIVES

  1. Acquire the ability to analyze energy transformations in systems using basic concepts such as thermodynamic properties of materials, work, heat, internal energy, entropy, equilibrium, and relations derived from the First and Second Laws of Thermodynamics. 
  2. Conduct experiments to measure thermodynamic properties and to evaluate cyclic process
  3. Carry out thermodynamic analysis of engineering devices and systems such as piston-cylinders, compressors, turbines, pumps, heat exchangers, heat engine cycles, and refrigeration cycles using energy, materials, and entropy balances.
  4. Identify applications of thermodynamic concepts in Civil, Environmental & Architectural Engineering such as sustainable energy technologies, conservation, and maintaining the global environment.

 

COURSE SCOPE

  1. Thermodynamic concepts and properties of materials
  2. First Law of thermodynamics ("Conservation of Energy").
  3. Second Law of thermodynamics

ACTIVITIES

  • Information from  lectures and the course text will be emphasized in weekly problem sets and three exams (two midterms and a final). The text has excellent explanations of concepts and informative examples. You will be expected to be familiar with the material in the assigned text readings.
  • Two lab experiments illustrating thermodynamic concepts will provide hands-on demonstrations of thermodynamic processes, as well as acquisition, analysis and reporting of experimental data.
  • In-class exercises and review sessions.
  • Guest lecturers will present current science and technology developments using thermodynamic principles. 

Homework will generally be assigned each week on Thursdays. Group discussions of  homework is encouraged PROVIDED that each person turns in individual work and understands the material covered. Homework will always be due one week after the assignment. Instructors and teaching assistants will have regular office hours as well as run review sessions. You are strongly encouraged to come to office hours with questions on material and assignments. Also, comments and suggestions on ways to improve your own (and others') understanding of thermodynamics will be greatly appreciated at any time in the semester.


GRADING:

·         Problem Sets          30%

·         ITLL Experiments   10%

·         Exam 1                    20%

·         Exam 2                    20%

·         Final Exam              20%


SCHEDULE: LECTURE TOPICS AND REQUIRED READING

 

DATE

TOPIC

TEXT/READ

T, 8/28

Introduction, Units, Dimensional Homogeneity

1-1 - 1-6

R, 8/30

Concepts: Systems, States, Equilibrium, Processes, Cycles, Pressure and Temperature

2-1 - 2-8

T, 9/4

Concepts: Energy, Energy Transfer, Heat, Work, Conservation

3-1 - 3-8

R, 9/6

Properties of pure substances, property diagrams 

4-1 - 4-4

T, 9/11

Using property tables

4-5

R, 9/13

Mixtures, Equations of State, Ideal Gases

4-6

T, 9/18 - R, 9/20

Closed Systems:  Moving Boundary Work, Spring Work

5-1

T, 9/25 

Total energy, internal energy, enthalpy, specific heat.

5-3 - 5-5

R, 9/27 

MIDTERM #1 

Chap. 1 - 5.1

T, 10/2 - R, 10/4

First Law of Thermodynamics, Energy Balances in Closed Systems

5.2

ITLL Lab Experiment #1: Calorimetry 

T, 10/9

Open Systems: flow work, conservation of mass, steady-flow

6-1 - 6-2

 

R, 10/11 - T, 10/16

First Law for Open System Steady-Flow Devices (Open Systems)

6-3 - 6-4

 

R, 10/18

Second Law, Concepts, Reversible and Irreversible Processes  

7-1 - 7-2, 7-6

Lab #1 Report Due

T, 10/23

Carnot Cycles, Heat Engines, Heat Pumps, Refrigerators 

 

7-3 - 7-4, 7-7 - 7-10

R, 10/25 - T, 10/30

Clausius Inequality and Entropy, Entropy Balances for Closed and Open Systems

8-1 - 8-6 

R, 11/1

Entropy in Thermodynamic Processes, Entropy Change in Liquids, Solids, and Ideal Gases, T-S Diagrams

8-7 - 8-13

T, 11/6

MIDTERM #2

Chap 6 - 8

R, 11/8

Power and Refrigeration Cycles (I): Carnot Vapor Cycle, Rankine Cycle 

Download Chapter

 ITLL Lab Experiment #2: Cyclic Devices

T, 11/13

Power and Refrigeration Cycles (II): Rankine Reheat, Sustainability of Rankine Cycle Processes 

Download Chapter

R, 11/15

Power and Refrigeration cycles (III). Refrigerators and Heat Pumps 

Download Chapter

Lab Report #2 Due

T, 11/20

No Class, Fall Break

 

R, 11/22

No Class, Thanksgiving

 

T, 11/27

Psychrometrics, Relative Humidity and Comfort

Download Chapter

R, 11/29

Environmental Thermodynamics

Notes

T, 12/5

Environmental Thermodynamics

Notes

R, 12/7

Thermodynamics of Weather and Climate

Guest Lecture

T, 12/12

Sustainable Energy

Guest Lecture

R, 12/14

Course Evaluations and Review

 

Wed, 12/19 

FINAL EXAM: 7:30 – 10:00 pm

Comprehensive, emphasize downloads and notes 

 


Additional Information

Homework and Tests

You are strongly advised to read assigned portions of the text and do the homework. DO NOT HESITATE TO COME TO THE PROFESSOR'S AND/OR THE TA'S OFFICE HOURS. IF YOU CAN'T MAKE IT DURING THOSE TIMES, MAKE AN APPOINTMENT FOR A CONVENIENT TIME.

Homework will typically be assigned once a week (on Thursdays) and due one week later. Homework is due by 5 PM. LATE HOMEWORK WILL NOT BE ACCEPTED unless excused by the Professor. Homework solutions will be posted on the class web page.

Homework assignments may include problems from assigned reading material not yet covered in class.

All exams will be open book and notes. Review problems and solutions will be posted on the course web page. Be sure to organize your notes and mark reference sections of the text IN ADVANCE or the test for easy referral.

The grading for the homework and exams will value a good problem solving method. ALWAYS SHOW THE METHOD OR LOGIC YOU USED TO SOLVE THE PROBLEM. Solutions with an incorrect approach and the right answer placed at the end will receive a zero.

Labs

Lab reports are group efforts and are graded accordingly. You will have the opportunity to evaluate and comment on how well your team functioned after the first report, in the hope we can improve the team process and lab procedures if necessary.

Lab and report text should be typed using a word processor. Graphs should be done using a spreadsheet or other graphing program. Show sample calculations and be sure to label table columns and rows and graph axes clearly. Use clear specific captions for all graphs and tables.

Honor Code

Student conduct in AREN 2110 is expected to conform to the CU Honor Code, http://www.colorado.edu/academics/honorcode/, which was approved by the faculty of the College of Engineering and Applied Science in December 2001. All students of the University of Colorado at Boulder are responsible for knowing and adhering to the academic integrity policy of this institution.

Violations of this policy may include: cheating, plagiarism, aid of academic

dishonesty, fabrication, lying, bribery, and threatening behavior.  All

incidents of academic misconduct shall be reported to the Honor Code Council

(honor@colorado.edu; 303-725-2273). Students who are found to be in violation

of the academic integrity policy will be subject to both academic sanctions

from the faculty member and non-academic sanctions (including but not limited

to university probation, suspension, or expulsion). Other information on the

Honor Code can be found at http://www.colorado.edu/policies/honor.html 

The following pledge will be included on tests for you to sign, and is also implied for any work you turn in for AREN 2110.

 

"On my honor, as a University of Colorado at Boulder student, I have neither given nor received unauthorized assistance on this work."

 

Campus Policies

 

If you qualify for accommodations because of a disability, please submit to

Professor Hernandez or Silverstein a letter from Disability Services in a timely manner so that your needs may be addressed.  Disability Services determines accommodations based on documented disabilities. Contact: 303-492-8671, Willard 322, and www.Colorado.EDU/disabilityservices

 

Please contact Professor Hernandez or Silverstein in advance if possible, or on the day of,  if you cannot turn in a homework, assignment, or take a test due to illness, family emergency or other unresolvable conflict. 

Campus policy regarding religious observances requires that faculty make every

effort to reasonably and fairly deal with all students who, because of

religious obligations, have conflicts with scheduled exams, assignments or

required attendance.  Please notify Professor Hernandez or Silverstein in advance if your observance of a religious holiday or obligation conflicts with class attendancem, an assignment or test and we will accommodate you so that you do not lose credit or get behind in class. See full details a http://www.colorado.edu/policies/fac_relig.html

 

Students and faculty each have responsibility for maintaining an appropriate

learning environment. Students who fail to adhere to such behavioral standards

may be subject to discipline. Faculty have the professional responsibility to

treat all students with understanding, dignity and respect, to guide classroom

discussion and to set reasonable limits on the manner in which they and their

students express opinions.  Professional courtesy and sensitivity are

especially important with respect to individuals and topics dealing with

differences of race, culture, religion, politics, sexual orientation, gender

variance, and nationalities.  Class rosters are provided to the instructor with

the student's legal name. Professor Hernandez and Silverstein will gladly honor your request to address you by an alternate name or gender pronoun. Please advise me of this preference early in the semester so that I may make appropriate changes to my records.  See polices at http://www.colorado.edu/policies/classbehavior.html   and at

http://www.colorado.edu/studentaffairs/judicialaffairs/code.html#student_code

 

The University of Colorado at Boulder policy on Discrimination and Harassment http://www.colorado.edu/policies/discrimination., and the University of Colorado policies on Sexual Harassment and Amorous relationships apply to all students, staff, and faculty. Any student, staff or faculty member who believes s/he has been the subject of discrimination or harassment based upon race, color, national origin, sex, age, disability, religion, sexual orientation or veteran status should contact the Office of Discrimination and Harassment (ODH) at  303-492-2127 or the Office of Judicial Affairs at 303-492-5550.  Information about the ODH and the campus resources available to assist individuals regarding discrimination or harassment can be obtained at  http://www.colorado.edu/odh


HOMEWORK FORMAT

 

All homework should be done on green "E-2" paper; use only one side (the side without the blue lines).

Include problem set #, name, and date at top of first page

Each problem solution should have the following information:

·         Problem statement, including: 

·         Sketch (if appropriate)

·         "Given" information

·         What is to be found

·         Approach (appropriate equations, property tables used, etc.)

·         Assumptions

·         Solution steps

·         Final Answer - boxed, highlighted or otherwise clearly indicate

Write clearly in #2 pencil in letters large enough to be read easily

Number problems and pages

Staple pages together

TURN IN HOMEWORK BY 6 PM ON THE DUE DATE. NO LATE HOMEWORK WILL BE ACCEPTED WITHOUT A MEDICAL OR SIMILARLY COMPELLING REASON.

Partial credit is always assigned to problems, so be sure and make your solution approach and steps clear. You will get most of the credit for a problem that has the right method and clear solution steps. You will get NO CREDIT for showing the correct answer with no work before it.

 

 

 

ABET Accreditation

The Accreditation Board for Engineering and Technology (ABET) is a professional accrediting organization that accredits specific academic programs to assure quality in education. Accreditation is a voluntary, non-governmental process of peer review. It requires an educational program to meet certain, defined standards or criteria. More information on ABET and accreditation can be found on the ABET website at http://www.abet.org. At CU Boulder, both the B.S. in Architectural Engineering and the B.S. in Civil Engineering are ABET-accredited degrees. Receiving a degree from an accredited program is an important first step towards attaining the Professional Engineers license.

ABET "a-k" outcomes

            As part of the accreditation process, ABET sets general criteria for students, faculty, facilities, educational objectives, and institutional support, as well as program criteria for specific engineering disciplines. One major criterion established by ABET is a set of desired program outcomes, the so-called a-k outcomes. These are listed in their entirety below. Specific objectives for individual courses in the CEAE Department are mapped to these ABET outcomes, and course instructors assess the relative importance of each outcome for their courses. The designation in parentheses after each outcome shows the importance of that outcome for the AREN 2110 course S for small, M for moderate, L for large, N/A for not applicable. In addition, specific learning outcomes related to environmental engineering follow each a - k criterion.

ABET-accredited engineering programs must demonstrate that their graduates have:

(a)    an ability to apply knowledge of mathematics, science, and engineering  (L)

§         Quantify thermodynamic properties of materials and systems

§         Apply conservation of energy to thermodynamic systems

§         Solve applications of the First and Second Laws of Thermodynamics

(b)    an ability to design and conduct experiments, as well as to analyze and interpret data  (M)

§         Conduct experiments in ITLL, evaluate data and compare to theoretical predictions based on Laws of Thermodynamics

(c)    an ability to design a system, component, or process to meet desired needs  (S)

§         Size components and predict energy yields for devices and cycles employing energy transfers

(d)    an ability to function on multi-disciplinary teams  (S)

§         Conduct energy and material property experiments, evaluate data, and produce reports in teams

(e)    an ability to identify, formulate, and solve engineering problems  (L)

§         Application of thermodynamic laws to engineering problems in heat transfer, power generation, and material transformations due to energy transfer

(f)     an understanding of professional and ethical responsibility  (na)

(g)    an ability to communicate effectively  (M)

§         Written laboratory reports

(h)    the broad education necessary to understand the impact of engineering solutions in a global and societal context  (S)

§         Understanding thermodynamic constraints on natural and engineered systems

§         Exploration of consequences of novel energy technologies

(i)     a recognition of the need for, and an ability to engage in life-long learning  (na)

(j)     a knowledge of contemporary issues  (S)

§         Exposure to current concerns related to thermodynamics: energy conservation, global climate change, sustainability of energy production

(k)    an ability to use the techniques, skills, and modern engineering tools necessary for engineering practice.  (na)

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