# CBEMS 45C Chemical Engineering Thermodynamics (2012-2013)

#### CBEMS 45C Chemical Engineering Thermodynamics

**CBEMS 45C Chemical Engineering Thermodynamics (Credit Units: 4)** Elements of chemical engineering thermodynamics, including equilibrium and stability; equations of state; generalized correlations of properties of materials; properties of ideal and non-ideal mixtures; thermodynamics of real solutions; ideal and non-ideal phase equilibria; chemical equilibria for ideal and non-ideal solutions Prerequisite: EECS10 or MAE10; MATH 2D; CBEMS45B with a grade of C- or better or consent of instructor. (Design units: 1)

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1. Become familiar with general relationships among the thermodynamic properties of a real fluid. (EAC a)

2. Become familiar with important equations of state for real fluids and describe their physical significance. (EAC a)

3. Calculate the changes in thermodynamic properties of pure fluids from generalized equations of state and heat capacity data. (EAC a, EAC e)

4. Apply the criteria for chemical and mechanical equilibrium to constrained thermodynamic systems. (EAC a, EAC e)

5. Analyze the thermodynamics of phase transformations in pure component systems. (EAC a, EAC e, EAC k)

6. Calculate the thermodynamic properties of ideal and real multi-component mixtures. (EAC a, EAC k)

7. Define the partial molar thermodynamic properties of a species in a multi-component mixture and describe their physical significance. (EAC e)

8. Define the thermodynamic excess properties of a mixture and describe their physical significance. (EAC e)

9. Calculate the chemical potential, fugacity, and activity of a species in a multi-component mixture. (EAC a, EAC e, EAC k)

10. Perform phase equilibrium calculations in a multi-component mixture. (EAC a, EAC e, EAC i, EAC k)

11. Recognize that the field of Chemical Engineering Thermodynamics continues to evolve through research and teaching. (EAC i)

Engineering thermodynamics and energy balances of chemical and industrial processes

- Relationship between thermodynamic partial derivatives, the Maxwell equations.
- Introduction to equations of state for pure fluids.
- Changes in thermodynamic properties of real fluids.
- Thermodynamic departure functions, generalized equations of state, and the principle of corresponding states.
- Criteria for equilibrium and mechanical and chemical stability in pure component systems.
- Phase equilibria in pure components.
- Molar Gibbs energy and fugacity.
- Calculation of fugacity from an equation of state, approximations for gases, liquids, and solids.
- Thermodynamic properties of phase transformations.
- Introduction to multi-component mixtures and partial molar properties.
- Chemical potential of a species in a mixture.
- The generalized Gibbs-Duhem equation.
- The ideal gas mixture.
- The partial molar Gibbs energy and fugacity of a species in a mixture.
- Solution thermodynamics: ideal mixtures and excess properties.
- Activity coefficient of a species in a mixture.
- Phase equilibria in multi-component systems.

Meets for 3 hours of lecture and 1 hour of discussion each week for 10 weeks.

Students will use Matlab software to perform thermodynamic calculations for pure fluids and multicomponent mixtures. Basic computer knowledge is required.

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- Homework: 15%
- Quizzes: 20%
- Midterm Exam: 30%
- Final Exam: 35%
- Total: 100%

Mathematics and Basic Science: 0.0 credit units

Computing: 0.0 credit units

Engineering Topics: 4.0 credit units

Engineering Science: 3.0 credit units

Engineering Design: 1.0 credit units