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ME
322
Engineering Thermodynamics II
Second Law analysis of engineering systems, gas power cycles, Vapor and Combined power cycles, Refrigeration cycles, thermodynamic property relations, gas mixtures, gas vapor mixtures and air conditioning, chemical reactions.
Prerequisites:
0600208
0630322
(3-0-3)

Text Book:

  • Y.A. Cengel and M.A. Boles, Thermodynamics: An Engineering Approach, Eighth Edition, WCB/McGraw-Hill, 2015.

References:

  1. R.E. Sonntag, C. Borgnakke and G.J. Van Wylen, Fundamentals of Thermodynamics, 7th Edition, John Wiley and Sons, 2008.
  2. M.J. Moran and H.N. Shapiro, Fundamentals of Engineering Thermodynamics, 7th Edition, SI Version, John Wiley and Sons, 2010.

Coordinator:

Thermal Science TAG

Prerequisites by Topics:

  1. Basic concepts of thermodynamics
  2. Properties of substances
  3. First law of thermodynamics
  4. Second law of thermodynamics
  5. Entropy
  6. Irreversibility and Exergy

Objectives[^1]:

  1. To train students to develop a complete understanding of the concepts underlying the first and second laws of thermodynamics (1).
  2. To teach students the basic considerations required for understanding and analyzing gas or vapor power and refrigeration cycles (5,8).
  3. To train students to identify and analyze different types of power and refrigeration cycles (3,5,6,8,10).
  4. To teach students the thermodynamic relations that can be used to determine the properties that cannot be measured directly (1,9).
  5. To train students to develop an understanding of non-reacting gas mixtures, including gas-vapor mixtures, and to teach them how to handle mixture applications such as psychrometric processes (5).
  6. To teach students the basic principles of the thermodynamics of chemical reactions (1).
  7. To improve student skills in using computer software to help solve practical thermal engineering problems (11).

Topics:

  1. Review of second law analysis for engineering systems.
  2. Gas, vapor and combined power cycles.
  3. Refrigeration cycles.
  4. Thermodynamic property relations.
  5. Gas mixtures.
  6. Gas-vapor mixtures and psychrometrics.
  7. Chemical reactions.
  8. Environmental challenges (covered throughout the course)
  9. Exams

Evaluation:

  1. Quizzes
  2. Exams
  3. Homework
  4. Projects
  5. Computer assignments

Learning Outcomes:

Objective 1

  1. Students will be able to apply the concepts of first and second laws of thermodynamics to thermodynamic processes and cycles.
  2. Students will be able to apply the concepts of exergy (availability), irreversibility and second law efficiency to thermodynamic cycles and systems.

Objective 2

  1. Students will be able to apply the concept of ideal cycle as an idealized version of the actual cycle.
  2. Students will be able to define and apply the air-standard assumptions.
  3. Students will be able to define and calculate the thermal efficiency of a power cycle, and to differentiate between the COP of a refrigerator and a heat pump.

Objective 3

  1. Students will be able to calculate states and performance parameters for vapor power cycles based on the Rankine cycle with superheat, reheat, and regeneration.
  2. Students will be able to calculate states and performance parameters for gas power cycles based on the Otto, Diesel, and Brayton cycle with intercooling, reheating, and regeneration.
  3. Students will be able to calculate states and performance parameters for single and multistage vapor compression refrigeration cycles, and for gas refrigeration cycles.
  4. Students will be able to calculate states and performance parameters for other power and refrigeration cycles including cogeneration cycles, binary cycles, and combined cycles.

    3.5. Student will be able to identify the effect of refrigerants on the environment.

Objective 4

  1. Students will be able to identify the thermodynamic properties that can be measured directly.
  2. Students will be able to utilize Clapeyron equation, Maxwell relations, and other thermodynamic property relations to determine the thermodynamic properties that cannot be measured directly.
  3. Students will be able to utilize thermodynamic property relations in constructing tables of thermodynamic properties, and generalized property charts.

Objective 5

  1. Students will be able to apply the concepts of Dalton and Amagat models.
  2. Students will be able to determine the properties of ideal gas mixtures, and perform energy and mass balances for processes using non-reacting gas mixtures.
  3. Students will be able to calculate the common psychrometric properties associated with air-water vapor mixtures, and utilize these properties in mass and energy balances to analyze psychrometric processes.
  4. Students will be able to utilize the psychrometric chart as an essential tool in the analysis of psychrometric processes.

Objective 6

  1. Students will be able to perform mass and energy balances to chemically reacting systems.
  2. Students will be able to define the parameters utilized to study combustion processes.
  3. Students will be able to apply the concept of the third law of thermodynamics.
  4. Students will be able to perform second law analysis of combustion processes.
  5. Students will be able to evaluate actual combustion processes, and the effect of combustion emissions on the environment.

Objective 7

  1. Students will be able to utilize thermodynamic computer software packages to determine thermodynamic properties of gas mixtures, and psychrometric properties.
  2. Students will be able to analyze thermodynamic cycles, psychrometric processes, and combustion processes using computer packages.

Course Classification

Student Outcomes Level Relevant Activities
1. An ability to identify, formulate, and solve complex engineering problems by applying principles of engineering, science, and mathematics. H Cycles, Property Relations, Combustion, Mixtures, Chemical reaction, Use of computer to determine thermodynamic properties, and analyze systems
2. An ability to apply engineering design to produce solutions that meet specified needs with consideration of public health, safety, and welfare, as well as global, cultural, social, environmental, and economic factors. M Cycles, Efficiency considerations
3. An ability to communicate effectively with a range of audiences.
4. An ability to recognize ethical and professional responsibilities in engineering situations and make informed judgments, which must consider the impact of engineering solutions in global, economic, environmental, and societal contexts. M Environmental consequences of combustion and use of refrigerants, Power plants, Refrigerants and Refrigeration, Combustion Refrigerants and the Ozone layer.
5. An ability to function effectively on a team whose members together provide leadership, create a collaborative and inclusive environment, establish goals, plan tasks, and meet objectives. L Projects.
6. An ability to develop and conduct appropriate experimentation, analyze and interpret data, and use engineering judgment to draw conclusions.
7. An ability to acquire and apply new knowledge as needed, using appropriate learning strategies. L Searching for technical information through internet and library.

[^1]: Numbers in parentheses refer to the student outcomes.