Chemical Process Thermodynamics

Overview

STAFF

NAME CONTRIBUTION
Dr J. Abu-Dahrieh
j.abudahrieh@qub.ac.uk
10 Lectures, 3 Tutorial/Seminars: Design of Ideal reactors,10 Lectures and 3 tutorials/seminars; Design of ideal reactors (2 hours – 1 assessed tutorial); Chemical Thermodynamics (4 hours - 1 assessed tutorials);
Mrs S. Evans Labs (6 Hours).
Prof A. Mills
andrew.mills@qub.ac.uk
8 Lectures, 1 Tutorial/Seminar: Basic reaction kinetics,8 Lectures and 1 tutorial; Basic reactor kinetics (1 assessed tutorial);
Dr Kevin Morgan
k.morgan@qub.ac.uk
14 Lectures, 6 Tutorial / Seminars:Chemical Thermodynamics,14 Lectures and 6 tutorials/seminars;
Dr D. Poulidi Module Co-ordinator
d.poulidi@qub.ac.uk
14 Lectures, 6 Tutorials/Seminar: Consequences and applications, 14 Lectures and 6 tutorials; Chemical Engineering Thermodynamics (2 hours - 1 assessed tutorial).


Detailed Syllabus – Lectures: Basic reaction kinetics (8 Lectures and 1 tutorial):
* 1.1 Introduction to reaction kinetics.
* 1.2 rate law and reaction order.
* 1.3 reaction stoichiometry.
* 1.4 molecularity, elementary and non-elementary reactions.
* 1.5 order of reaction.
* 1.7 single and multiple reactions, parallel and series reactions, multi-step processes,
* 1.8 Arrhenius equation, manipulation and use of rate equations.
* 1.9 interpretation of experimental kinetic data. * 1.10 integrated rate equations, equilibria kinetics.
Design of Ideal reactors (10 Lectures and 3 tutorials/seminars):
* 2.1. Development of design equations for batch and continuous reactors. * 2.2. Conversion and reactor sizing.
* 2.3 Reactors in series and in parallel.
* 2.4. Construction of stoichiometric tables.
* 2.5 Application of chemical kinetic rate equations in the design of isothermal reactors.
* 2.6 Review of chemical equilibrium, application of chemical equilibrium in reactor design.
* 2.7 Reactors in series and in parallel, optimization of reactors.
* 2.8 Multiple reactions.
* 2.9 Temperature and pressure effects.
* 2.10; Introduction to non-ideal reactors.
Chemical Thermodynamics (14 Lectures and 1 tutorials/seminars):
* 3.1 Introduction.
* 3.2 PVT properties of fluids - equations of state: ideal and non-ideal gases, critical properties, reduced properties and principle of corresponding state, generalised equations of state, analytical equations of state.
* 3.3 Review of the first, second and third laws of thermodynamics.
* 3.4 Relationships among thermodynamic properties: basic relations, Maxwell relationships, Bridgeman tables.
* 3.5 Fugacity and fugacity coefficients: partial molar properties, chemical potential, the concept of fugacity, estimating the fugacity of a pure component.
* 3.6 Multicomponent systems: liquid and solid fugacity, Gibbs-Duhem equation, partial fugacity, ideal mixtures, non-ideal mixtures, standard states.
* 3.7 Physical equilibrium among phases: the phase rule, criteria for phase equilibrium, vapour-liquid equilibrium, equilibrium phase diagrams. Chemical Engineering Thermodynamics: concepts, consequences and applications (14 Lectures and 3 tutorials / seminars):
* 4.1 Review of thermodynamic diagrams and water and steam properties; * 4.2 Power from steam: plant efficiency, power plant cycle analysis, superheat, reheat and regenerative feed heating, future performance improvements;
* 4.3 Types of refrigeration, review of important gas laws, thermodynamic principles and vapour compression cycles (Refrigeration cycles, COP, Cooling load calculations;
* 4.4 Tools to solve non-ideal Chemical Engineering Thermodynamics problems (Equation of State and activity-coefficient models)

Detailed Syllabus – Seminars/Marked Tutorials/ Class Tests:
* Seminars / problem classes will be part of the module content. The hours allocated for these are part of the tutorial / seminar allocation shown above.
* Two class tests, each contributing 15% of the final module mark will take place. Details on the dates and content of the class tests will be communicated to students in the beginning of the semester. Detailed Syllabus – Labs (6 Hours):
* Students will be divided into groups. Each group will carry out experiments based on: * Batch Reactor (2 hours);
* Refrigeration Unit (2 hours).
* Both an individual pre-lab report and an individual post-lab report will be submitted for each experiment as indicated in the lab manual (to be handed out at the beginning of the term).

Learning Objectives

On completion of this module a learner should be able to:
Define different types of reactors.
Describe the role of reactors within modern chemical processes.
Apply knowledge of equilibrium, molecularity, mole balances, etc.to kinetic and reaction engineering problems.
Develop basic principles of kinetics and reactor design.
Use basic kinetic and thermodynamic knowledge for the design of ideal reactors found in industry.
Understand the concepts of reactors in series and parallel.
Use mathematics for solving reactor design problems;
Calculate the implications of selectivity and yield on downstream processing.
Design different types of ideal reactors.
Understand and apply equation of state models to relevant thermodynamic problems.
Evaluate thermodynamic cycles for power generation and cooling.
Apply knowledge of industrial/practical thermal efficiency to improving energy consumption

Skills

Design of simple reactor systems; Mathematical and analytical skills through application of thermodynamic equations in reactor design.
Module Objectives: Students will be able to understand and apply the basic concepts of chemical reactor design and chemical thermodynamics to chemical engineering problems. Students will be able to evaluate the influence of thermodynamics on process operations and design.

Assessment

Assessment Profile Element type Element weight (%)
1. Examination (3hrs) 60
2. Class Test 30
3. Labs 10

Course Requirements:
Practical report submission 100 %.
Examination Mark Veto at 40 %.
Continual Assessment Mark Veto at 40 %.
Module Pass Mark Veto at 40 %.