Subject Code & Name: CH25301 – Chemical Engineering Thermodynamics I
Regulation: R-2025
Semester: III (Third Semester)
Branch: B.Tech. Chemical Engineering (Chem)
Credits / L-T-P: 3 Credits | L-T-P: 3-0-0
Course Objectives
- To provide a comprehensive understanding of thermodynamic laws, PVT behavior, property relations and their applications in analyzing energy transfer, fluid flow and thermodynamic processes in chemical engineering systems.
Full Unit-wise Syllabus
Unit I – Thermodynamic Fundamentals
Terminologies of thermodynamics, the variables and quantities of thermodynamics, characteristics of systems and processes, energy classifications, point and path functions, energy in transition work and heat. Zeroth law; temperature scales.
Activities: Solving numerical problems on zeroth law
Unit II – First Law & PVT Behavior
The first law of thermodynamics, statements of first law for the flow and non-flow processes. PVT behaviour of fluids; Mathematical representation of PVT behaviour; generalized compressibility factor correlation; generalized equations of state.
Activities: Solving numerical problems on first law and graphical representation of PVT behaviour
Unit III – Second Law & Entropy
Joule’s experiment, energy balance for closed systems, mass and energy balance for open systems, Statements of the second law of thermodynamics, heat engine and refrigerator, Carnot cycle and Carnot theorems, thermodynamic temperature scale, entropy and its calculation, second law of thermodynamics for a control volume, Third law of thermodynamics, entropy from a microscopic point of view.
Activities: Problem solving on second law and entropy
Unit IV – Property Relations
Thermodynamic properties – internal energy, enthalpy, Helmholtz free energy, Gibbs free energy; thermodynamic property relations – Maxwell relations – partial derivatives and Jacobian method; residual properties; thermodynamic property tables and diagrams.
Activities: Relating thermodynamic properties
Unit V – Thermodynamic Applications
Thermodynamic aspects of compression, expansion processes and duct flow of compressible fluids, steam power plant.
Activities: Practical / Industrial case studies
Course Outcomes (COs)
- CO1: CO CO Mapping Mapping Understand thermodynamic principles properties, and laws governing energy.
- CO2: Apply the First and Second Laws of Thermodynamics to analyze energy and mass balances in flow and non flow processes.
- CO3: Analyze PVT behavior of fluids, compressible flow, and thermodynamic cycles using equations of state and property relations.
- CO4: Evaluate the performance and efficiency of thermodynamic systems such as compressors turbines, and steam power plants.
- CO5: Design thermodynamic processes and cycles for efficient and sustainable chemical engineering applications.
Assessment Pattern (Quick Note)
- Weightage: Continuous Assessment 40% | End Semester Examinations 60%
- Internal methodology: Assignments (20%), Quiz / MCQs (20%), Solving of Competitive type exam questions (20%), Internal Examinations (40%)
Source: Official Anna University – B.Tech. Chemical Engineering R-2025 Curriculum
Last Updated: September 2026
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