2023/2024

Content, progress and pedagogy of the module

Learning objectives

Knowledge

Students who have passed the module should be able to

• Explain the concept of thermodynamic state and of state variable
• Explain subcritical and supercritical states
• Describe the concept of degree of freedom of a thermodynamic system and the Gibbs phase rule
• Explain the concept of volumetric equations of state (EOS)
• Account for ideal gas EOS, virial EOS, correlations based on the corresponding state theorem, cubic EOS (van der Waals, Redlich-Kwong, Soave-Redlich-Kwong, Peng-Robinson)
• Describe application of EOS to pure components and to mixtures
• Explain first and second law of thermodynamics
• Explain thermodynamic potentials (U, H, A, G)
• Account for the concept of sensible and latent heat
• Explain expressions for the dependency of the vapour pressure of a pure liquid on temperature
• Describe heat exchangers
• Explain isenthalpic valve expansions
• Account for compressors and turbines
• Account for vapour (gas) - liquid equilibrium (VLE) for mixtures
• Explain diagrams for representing VLE for binary mixtures
• Explain phase envelopes
• Account for vapour (gas) – liquid 2-phase separators
• Explain liquid – liquid equilibria (LLE)
• Explain vapour (gas) – liquid – liquid (VLLE) equilibria
• Explain diagrams for representing LLE and VLLE for binary mixtures
• Account for vapour (gas) – liquid – liquid 3-phase separators

Skills

• Calculate mass balances for steady and unsteady systems
• Apply PV and PT state diagrams for pure fluids
• Calculate volumetric properties of pure fluids and fluid mixtures
• Calculate thermodynamic properties for pure fluids and fluid mixtures on the basis of the thermodynamic potentials
• Calculate vapour pressure for pure liquids
• Calculate energy balances for closed and open systems
• Apply energy balances on the basic design of heat exchangers, expansion valves, compressors and turbines
• Calculate bubble/dew point pressures and bubble/dew point temperatures for mixtures
• Calculate PT-Flash, αP-Flash, αT-Flash and PH-Flash for mixtures
• Apply flash calculations to the basic design of vapour (gas) – liquid separators
• Calculate azeotropes and heteroazeotropes
• Apply flash calculations to the basic design of vapour (gas) – liquid – liquid separators
• Determine the thermodynamic state of a system of given composition at given pressure and temperature

Competences

• Select and use of appropriate diagrams and EOS to describe the volumetric behaviour of fluids, with specific regard to reservoir fluids
• Formulate separation problems in terms of thermodynamic equations

Type of instruction

• Lectures, practical exercises, group and individual instructions

150 hours

Exam

Exams

 Name of exam Thermodynamics and Separation Type of exam Written exam ECTS 5 Assessment 7-point grading scale Type of grading Internal examination Criteria of assessment The criteria of assessment are stated in the Examination Policies and Procedures

Facts about the module

 Danish title Termodynamik og separation Module code K-KT-K1-10 Module type Course Duration 1 semester Semester Autumn ECTS 5 Language of instruction English Empty-place Scheme Yes Location of the lecture Campus Esbjerg Responsible for the module Marco Maschietti

Organisation

 Education owner Master of Science (MSc) in Engineering (Oil and Gas Technology) Study Board Study Board of Chemistry and Bioscience Department Department of Chemistry and Bioscience Faculty The Faculty of Engineering and Science