GATE 2018 Fluid Mechanics Syllabus
Section 1 : Flow and Fluid Properties
viscosity, relationship between stress and strain – rate for Newtonian fluids, incompressible and compressible flows, differences between laminar and turbulent flows.
Hydrostatics : Buoyancy, manometry, forces on submerged bodies.
Section 2 : Kinematics
Eulerian and Lagrangian description of fluids motion, concept of local and convective accelerations, steady and unsteady flows.
Section 3 : Integral analysis
Control volume analysis for mass, momentum and energy.
Section 4 : Differential Analysis
Differential equations of mass and momentum for incompressible flows : inviscid – Euler equation and viscous flows – Navier – Stokes equations, concept of fluid rotation, vorticity, stream function, Exact solutions of Navier – Stokes equation for Couette Flow and Poiseuille flow.
Section 5 : Inviscid flows
Bernoulli’s equation – assumptions and applications, potential function, Elementary plane flows – uniform flow, source, sink and doublet and their superposition for potential flow past simple geometries.
Section 6 : Dimensional analysis
Concept of geometric, kinematic and dynamic similarity, some common non – dimensional parameters and their physical significance : Reynolds number, Froude number and Mach number.
Section 7 : Internal flows
Fully developed pipe flow, empirical relations for laminar and turbulent flows: friction factor and Darcy – Weisbach relation.
Section 8 : Prandtl boundary layer equations
Concept and assumptions, qualitative idea of boundary layer and separation, streamlined and bluff bodies, drag and lift forces. Flow measurements: Basic ideas of flow measurement using venturimeter, pitot – static tube and orifice plate.
Matrix algebra, Systems of linear equations, Eigen values and eigenvectors.
Functions of single variable, Limit, continuity and differentiability, Taylor series, Mean value theorems, Evaluation of definite and improper integrals, Partial derivatives, Total derivative, Maxima and minima, Gradient, Divergence and Curl, Vector identities, Directional derivatives, Line, Surface and Volume integrals, Stokes, Gauss and Green’s theorems.
First order equations ( linear and nonlinear ), Higher order linear differential equations with constant coefficients, Cauchy’s and Euler’s equations, Initial and boundary value problems, Laplace transforms, Solutions of one dimensional heat and wave
equations and Laplace equation.
Complex number, polar form of complex number, triangle inequality.
Probability and Statistics
Definitions of probability and sampling theorems, Conditional probability, Mean, median, mode and standard deviation, Random variables, Poisson, Normal and Binomial distributions, Linear regression analysis.
Numerical solutions of linear and non-linear algebraic equations. Integration by trapezoidal and Simpson’s rule. Single and multi-step methods for numerical solution of differential equations.
Classification and description of some common rocks with special reference to clastic and nonclastic reservoir rocks. Origin, migration and accumulation of Petroleum. Petroleum exploration methods.
Oil and Gas Well Drilling Technology
Well planning. Drilling method. Drilling rigs Rig operating systems. Drilling fluids function and properties. Drilling fluid maintenance equipment. Oil & gas well cementing operations. Drill bit types and their applications. Drill string & Casing string function, operations, selection & design. Drilling problems, their control & remedies. Directional drilling tools. Directional survey. Application of horizontal, multilateral, extended reach, slim wells.
Petrophysical properties of reservoir rocks. Coring and core analysis. Reservoir fluid properties. Phase behavior of hydrocarbon system. Flow of fluids through porous media. Water and gas coning. Reservoir pressure measurements. Reservoir drives, drive mechanics and recovery factors. Reserve estimation & techniques.
Petroleum Production Operations
Well equipments. Well completion techniques. Well production problems and mitigation. Well servicing & Workover operations. Workover & completion fluids. Formation damage. Well stimulation techniques. Artificial lift techniques.
Field processing of oil & gas. Storage and transportation of petroleum and petroleum products. Metering and measurements oil & gas. Production system analysis & optimization. Production testing. Multiphase flow in tubing and flow-lines. Nodal system analysis. Pressure vessels, storage tanks, shell and tube heat exchangers, pumps and compressors, LNG value chain
Offshore Drilling and Production Practices
Offshore oil and gas operations & ocean environment. Offshore fixed platforms, Offshore mobile units, Station keeping methods like mooring & dynamic positioning system. Offshore drilling from fixed platform, jack – up, ships and semi submersibles. Use of conductors and risers. Offshore well completion. Deep water applications of subsea technology. Offshore production: Oil processing platforms, water injection platforms, storage, SPM and SBM transportation and utilities. Deep water drilling rig. Deep water production system. Emerging deep water technologies.
Petroleum Formation Evaluation
Evaluation of petrophysical of sub – surface formations : Principles applications, advantages and disadvantages of SP, resistivity, radioactive, acoustic logs and types of tools used. Evaluation of CBL / VDL, USIT, SFT, RFT. Production logging
tools, principles, limitations and applications. Special type of logging tools. Casing inspection tools ( principles, applications and limitations ), Formations micro scanner ( FMS ), NMR logging principles. Standard log interpretation methods. Cross-plotting methods.
Oil and Gas Well Testing
Diffusivity equation, derivation & solutions. Radius of investigation. Principle of superposition. Horner’s approximation. Drill Stem Testing. Pressure Transient Tests: Drawdown and build up-test analysis. Wellbore effects. Multilayer reservoirs. Injection well testing. Multiple well testing. Interference testing, Pulse testing, well – test analysis by use of type curves. Gas well testing.
Health Safety and Environment in Petroleum Industry
Health hazards in Petroleum Industry : Toxicity, Physiological, Asphyxiation, respiratory and skin effect of petroleum
hydrocarbons, sour gases. Safety System: Manual & automatic shutdown system, blow down systems. Gas detection system. Fire detection and suppression systems. Personal protection system & measures. HSE Policies. Disaster & crisis management in Petroleum Industry. Environment : Environment concepts, impact on eco – system, air, water and soil. The impact of
drilling & production operations on environment, Environmental transport of petroleum wastes. Offshore environmental studies. Offshore oil spill and oil spill control. Waste treatment methods.
Enhanced Oil Recovery Techniques
Basic principles and mechanism of EOR, Screening of EOR process. Concept of pattern flooding, recovery efficiency, permeability heterogeneity. Macroscopic and microscopic displacement efficiency. EOR methods: Chemical flooding, Miscible flooding, Thermal recoveries ( steam stimulation, hot water & steam flooding, in – situ
combustion ), Microbial EOR.
Latest trends in Petroleum Engineering
Coal bed methane, shale gas, oil shale, gas hydrate, and heavy oil.