Chemical Engineering(CH)

Candidates taking the Graduate Aptitude Test in Engineering (GATE) 2022 exam can take their pick from a total of 29 subject papers. Every paper has a fairly vast and detailed syllabus. Here is the latest syllabus for Chemical Engineering (Code: CH): 

Section 1- Engineering Mathematics 

 Linear Algebra

• Systems of Linear Equations
• Matrix Algebra
• EigenValues and Eigenvectors 

Calculus

• Functions of Single Variable
• Limit, Continuity and Differentiability
• Partial derivatives
• Mean value theorems
• Taylor series
• Evaluation of definite and improper integrals
• Gradient
• Divergence and Curl
• Vector identities
• Maxima and minima, Gradient
• Total derivative
• Line
• Directional derivatives
• Stokes, Gauss and Green’s theorems
• Surface and Volume integrals

Differential equations

• Initial and Boundary Value Problems
• Higher-Order Linear Differential Equations With Constant Coefficients
• First-Order Equations (Linear And Nonlinear) 
• Cauchy’s and Euler’s equations
• Solutions of One-Dimensional Heat and Wave Equations and Laplace equation
• Laplace transforms

Complex variables

• Triangle inequality
• Complex number
• Polar Form Of Complex Number

Probability and Statistics

• Linear Regression Analysis
• Conditional Probability
• Definitions Of Probability and Sampling Theorems
• Mean, Median, Mode And Standard Deviation
• Random Variables
• Normal and Binomial Distributions
• Poisson

Numerical Methods

• Integration by trapezoidal and Simpson’s rule
• Numerical solutions of linear and non-linear algebraic equations
• Single and multi-step methods for the numerical solution of differential equations  

Section 2- Process Calculations and Thermodynamics 

 Steady and unsteady state mass and energy balances including multicomponent, multiphase, reacting and non-reacting systems

• Use Of Tie Components
• Recycle Bypass and Purge Calculations
• Gibb’s Phase Rule and Degree Of Freedom Analysis
• Applications of first law to close and open systems
• First and Second laws of thermodynamics
• Second law and Entropy
• Equation Of State And Residual Properties

• Phase Equilibria: Predicting VLE of Systems 
• Thermodynamic properties of pure substances
• Properties Of Mixtures: partial molar properties, fugacity, excess properties and
• activity coefficients
• Chemical Reaction Equilibrium

Section 3- Fluid Mechanics and Mechanical Operations 

• Surface Tension
• Fluid Statics
• Newtonian And Non-Newtonian Fluids
• Shell Balances Including Differential Form of Bernoulli Equation and Energy Balance
• Transport Properties
• Equation Of Continuity
• Equation Of Mechanical Energy
• Equation Of Motion
• Macroscopic Friction Factors
• Dimensional Analysis And Similitude
• Velocity Profiles
• Flow Through Pipeline Systems
• Pumps and Compressors
• Flow Meters
• Elementary Boundary Layer Theory
• Turbulent Flow: fluctuating velocity, universal velocity profile and pressure drop
• Flow Past Immersed Bodies Including Packed and Fluidized Beds
• Particle Size Distribution
• Particle Size and Shape
• Size Reduction and Classification of Solid Particles
• Centrifuge and Cyclones
• Free and Hindered Settling
• Thickening and Classification
• Agitation and Mixing
• Filtration
• Conveying of Solids

 Section 4- Heat Transfer 

• Steady And Unsteady Heat Conduction
• Equation Of Energy
• Convection And Radiation
• Thermal Boundary Layer and Heat Transfer Coefficients
• Boiling, Condensation And Evaporation
• Types Of Heat Exchangers and Evaporators And Their Process Calculations
• Shell and Tube Heat Exchangers
• Design Of Double Pipe
• Single And Multiple Effect Evaporators

 Section 5- Mass Transfer 

• Molecular Diffusion In Fluids
• Fick’s Laws
• Mass Transfer Coefficients
• Film, Penetration And Surface Renewal Theories
• Momentum
• Heat And Mass Transfer Analogies
• HTU & NTU concepts
• Stage-Wise And Continuous Contacting And Stage Efficiencies
• Design and Operation Of Equipment For Distillation
• Leaching
• Liquid-Liquid Extraction
• Absorption
• Drying, Humidification, Dehumidification And Adsorption
• Membrane Separations (Micro-Filtration, Ultra-Filtration, Nano-Filtration And Reverse Osmosis)

Section 6- Chemical Reaction Engineering 

• Kinetics Of Homogeneous Reactions
• Theories Of Reaction Rates
• Interpretation Of Kinetic Data
• Kinetics Of Enzyme Reactions (Michaelis-Menten And Monod Models)
• Single And Multiple Reactions In Ideal Reactors
• Non-Ideal Reactors
• Single Parameter Model
• Residence Time Distribution
• Non-Isothermal Reactors
• Diffusion Effects in Catalysis
• Kinetics of Heterogeneous Catalytic Reactions
• Rate and Performance Equations For Catalyst Deactivation

 Section 7- Instrumentation and Process Control 

• Sensors And Transducers
• P&ID Equipment Symbols
• Measurement Of Process Variables
• Systems With Inverse Response, process reaction curve, controller modes (P, PI, and PID);
• Transfer Functions and Dynamic Responses Of Various Systems
• Process Modelling And Linearization
• Analysis Of Closed Loop Systems Including Stability
• Control Valves
• Transducer Dynamics
• Controller Tuning
• Frequency Response
• Cascade and Feed Forward Control

Section 8- Plant Design and Economics 

• Principles Of Process Economics and Cost Estimation Including Depreciation and Total Annualized Cost
• Cost Indices
• Payback Period
• Rate of Return
• Discounted Cash Flow
• Optimization In Process Design and Sizing of Chemical Engineering Equipment such as Heat Exchangers and Multistage Contactors

Section 9- Chemical Technology 

• Fertilizers (Urea, Ammonia, SSP And TSP)
• Inorganic Chemical Industries (Sulfuric Acid, Chlor-Alkali Industry, Phosphoric Acid, )
• Natural Products Industries (Pulp And Paper, Sugar, Oil, And Fats)
• Polymerization Industries (polyethylene, polypropylene, PVC and polyester synthetic fibers).
• Petroleum Refining and Petrochemicals