Thermodynamics

Recommended Prerequisites

Basic concepts in the following domains: Mathematics, Chemistry and Physics.

Teaching Methods

Classes with the oral exposition of the theory.

Practical classes where the students will solve problems.

Learning Outcomes

Sedimentation of the basic concepts and the characteristic language of chemical processes;

To provide a thorough exposition of balance equations concepts.

To develop a framework  for the analysis of flow sheet information;

To solve balances calculations using a systematic approach.

To solve mass and energy balances applied to mechanical devices in steady flow state.

To know the basic components and understand the working principle of thermodynamic machines as gas engines (Otto, Diesel and Brayton cycles), steam engines (Rankine cycle) and refrigeration equipment (vapor compression refrigeration cycle).

The competencies identified in the essential knowledge associated with the program set to discipline.

The competencies are identified mainly with the knowledge defined in the curricular unit program.

 

Work Placement(s)

No

Syllabus

Material Balances. Basic concepts. Classification of processes. The Conservation Principles. Material balances in non-reacting systems. Material balances variables. Independent material balance equations. The basis concept. Systems involving multiple units. Special multiunit configurations. The rate of reacting concept and limiting reactant/conversion. Energy Balances. The law of conservation of energy. Energy balances in non-reactive systems and in reactive systems. Energy balances applied to mechanical systems. General equation of energy conservation.

Gas and steam power cycles and refrigetaion cycle. Principle of operation of the spark ignition. Analysis of the related thermodynamic cycles. Principle of operation of thermal power plants and analysis of Rankine cycle. Principle of operation of the refrigerating machines and analysis of the refrigeration cycle vapor compression.

Head Lecturer(s)

Isabel Maria Almeida Fonseca

Assessment Methods

Assessment
Exam: 100.0%

Bibliography

Reklaitis, G.V. Introduction to Material and Energy Balances. 1st edition. John Wiley & Sons, USA, 1983

Felder, R.M.; Rousseau, R.W. Elementary Principles of Chemical Processes. 2nd  edition, John Wiley  & Sons, Canada, 1986

Felder, R.M.; Rousseau, R.W. Elementary Principles of Chemical Processes. 3rd edition, John Wiley & Sons, Canada, 2000

Fonseca, I.M.F.; Egas, P.V. Fundamentos de Balanços de Energia. Imprensa da Universidade de Coimbra, Coimbra, 2009

Fonseca, I.M.F. Balanços Mássicos e Análise do Grau de Liberdade. Caderno de Engenharia Química Nº 9, DEQ, Coimbra, 2007

Y. A. Çengel e M. A. Boles. THERMODYNAMICS: AN ENGINEERING APPROACH, McGraw-Hill, 2008

Y. Cengel, R. Turner, J. Cimbala, Fundamentals of Thermal-Fluid Sciences, McGraw-Hill, 2003

M. J. Moran, H. N. Shapiro, B. R. Munson, D. P. DeWitt, Introduction to Thermal Systems Engineering: Thermodynamics, Fluid Mechanics, and Heat Transfer,  Willey, 2003