| source Indian Institute of Technology Bombay (X) |
level |
department Aerospace Engineering (141) Chemical Engineering (101) Chemistry (90) |
Elements of kinematics and dynamics of mechanisms; Motion and force analysis of typical mechanisms, e.g. link mechanisms, universal joint, cams, gears. General principles of Mechanical Design: Dimensioning, limits of fits and tolerances; Failure and mechanical properties of materials, Concepts in allowable stresses, reliability and lifing. Design analysis of common machine elements, e.g. joints, springs, shafts, couplings etc. Terminology and classification concerning gears, bearings, seals. Concepts in lubrication. Last Update 03-04-2003 16:18:14
Score: 8.0734 Details | Listing | Web page
Basic equations of fluid dynamics and levels of approximation. Mathematical nature of the flow equations and their boundary conditions. Grid and appropriate transformation. Basic discretization techniques applied to model equations and system of equations: finite difference, finite volume and finite element methods. Analysis of numerical schemes : concept consistency, stability and convergence. Error and stability analysis. Some applications. Last Update 03-04-2003 16:18:14
Score: 8.0734 Details | Listing | Web page
Last Update
Score: 8.0734 Details | Listing | Web page
Real cycle analysis for jet engines: Off-design points, engine performance maps, power plant performance with varying speed and altitude, comparison of real cycle turboprops, turbofans, turbojets and ramjets. Jet engine components: Intake, fan, compressors, combustors, turbines, afterburner and nozzle; component performance, cascade theory, matching of propeller/fan/compressor with turbine in turboprop, turbofan and turbojet engines, single and multi-spool engines, turbine blade cooling mechanisms, thrust augmentation, variable geometry intakes and nozzles, thrust vector control. Ramjets and scramjets: Ideal and real cycles, 1-D analysis of intake, isolator, nozzle and reactive flows in combustor. Classification of rockets: Introduction to chemical, electric, ion and nuclear powered rockets. Chemical rockets: Solid and liquid propellant rockets, types of solid and liquid rocket motor propellants, rocket performance parameters, flow through nozzle, real nozzles, equilibrium and frozen flow. Last Update 03-06-2009 11:01:14.695322
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Introduction, Various propulsive devices used for aerospace applications, Classifications of rockets: Electrical, Nuclear and Chemical rockets. Applications of rockets. Nozzle design: Flow through nozzle, Real nozzle, Equilibrium and frozen flow, Adaptive and non-adaptive nozzles, thrust-vector controls, Rocket performance parameters. Solid propellant rockets, Grain compositions, Design of Grain. Liquid propellant rockets, Injector design, cooling systems, Feed systems: Pressure feed and turbo-pump feed system. Heat transfer problems in rocket engines. Last Update 03-04-2003 16:18:14
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Introduction to modeling of systems: Objective, Concepts, types of Models, Examples of interacting dynamic systems. Classical Dynamic models of simple and complex physical systems: Mechanical, Hydraulic, Thermal and Electrical systems, Topological Models : Block Diagram representation and manipulation. Signal flow graph, Masons` Gain Formula. Other Forms : Laplace Transform, Transfer function, Integration Diagrams, State space models etc. and their applications Dynamics. Transient response of First and second order systems. Control : Characteristic Equation, representation on "s" plane. Concept of stability, Routh`s criterion. Open and close loop control, Types of Controllers, Steady state Analysis, Error coefficients, Performance Indices, Root Locus method, Frequency Response method, Bode Plots, Stability Margins, Nyquist plot and Criterion, Introduction to compensation and compensators. Last Update 14-01-2004 15:19:38
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Introduction to Aircraft Design: Three phases in aircraft design, computer based aircraft design methodologies, differences between LTA and HTA aircraft, type of civil and military aircraft. Configuration and Layout: Types and comparison of wing, tail, fuselage, landing gear, wing-tail combinations, power plant (types, numbers, locations), unconventional aircraft configurations. Sizing and Constraint Analysis: Initial sizing, estimation of design gross weight, rubber engine sizing and fixed engine sizing, refined sizing method and constraint analysis. Estimation Methodologies: Lift and drag coefficient, design loads, component mass breakdown, acquisition cost, direct operating cost. Operational and Environmental Issues: Range-payload diagram, V-n diagram, noise and emission levels, special considerations such as stealth, survivability, maintainability. Advanced Concepts in Aircraft Design: Supersonic aircraft design, very large aircraft, morphing aircraft.n. Last Update 03-06-2009 11:13:00.678865
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Airfoils, wings and their nomenclature; lift, drag and pitching moment coefficients; centre of pressure and aerodynamic centre. Potential flow Analysis; Scalar and vector fields, velocity potential, line, surface and volume integrals, circulation and lift generation, Kutta-Joukovskii theorem. Method of superposition, thin airfoil theory, source and vortex methods. Subsonic compressible flow past airfoils; Critical Mach number, drag divergence Mach number, supercritical airfoils, effect of sweep, area rule. Full and perturbation velocity potential formulations; Prandtl and Glauert compressibility corrections. Transonic flow past airfoils, transonic similarity rules; Supersonic flow past airfoils, linearised supersonic flow, shock expansion method. Potential flow over lifting wing; lifting line theory, vortex lattice method, slender body theory, panel method, variation of lift and drag coefficients in subsonic flows with angle of attack, Reynolds number, thickness-to-chord ratio. Supersonic flow over airfoils and wings; subsonic/supersonic leading edge. Hypersonic flows, real gas effects, Newtonian theory, lift and drag in hypersonic flows. Last Update 03-06-2009 11:36:11.982938
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Experiments using typical analog and digital control system setups. Frequency response Tests and other related control theory concept validation with physical systems e.g. Servo Control, Temperature Control, Gyroscope, Analog simulation of simple systems and aircraft Longitudinal dynamics. MATLAB - SIMULINK Exercises. Introduction to Microprocessors and Micro-controllers, Data Acquisition Systems. Last Update 14-01-2004 15:20:52
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Introduction to metal forming, machining and joining processes. Classification of aircraft parts. Aircraft materials. Aircraft production fundamentals. Loft-template method. Computer-aided manufacturing. Aircraft tooling concepts. Forming processes: Rubber-pad forming, stretch-bending, stretch-wrap forming, high energy rate forming. Unconventional machining processes. Casting processes. Manufacturing processes for typical aircraft and aeroengine parts. Adhesive bonding, riveting, detachable joints, honeycomb sandwich construction. Design and fabrication of tooling. Aircraft assembly techniques and tooling. Heat treatment. Surface treatments, protective treatments and coatings. Fabrication, machining and joining of FRP composite structures. Characteristics of aerospace vehicle construction. Last Update 14-01-2004 15:22:07
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Last Update 03-04-2003 16:18:14
Score: 8.0734 Details | Listing | Web page
Last Update 03-04-2003 16:18:14
Score: 8.0734 Details | Listing | Web page
Reinforcement of basic control concepts: Proportional, integral and velocity feedback applied to simple control systems such as servo control, temperature control, gyroscope, flexible shafts. Real system effects: Effect of friction, backlash, resistance, loading and transport lag on the control system behavior. Frequency response: Experimental generation, application to closed loop system stability analysis. Lab project: Design of a control system involving simulation studies, hardware implementation and demonstration. Last Update 03-06-2009 11:25:27.909036
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Introduction: Space environment, types of spacecraft, present-day satellites and launch vehicles. Orbital mechanics: Two-body Problem, Kepler`s laws, geometry of orbits, Kepler`s equation, classical orbital elements, orbit determination from initial conditions, position and velocity prediction from orbital elements. Satellite operations: Geostationary orbit, Hohmann transfer, inclination change maneuvers, launch windows for rendezvous missions, perturbation effects due to earth oblateness, sun synchronous orbits. Mechanics: Kinematics relative to moving frames, rotations and angular velocity, angular momentum of a system of particles, rotational dynamics for a system of particles. Attitude dynamics and control: Rotation matrices, Euler angles, attitude kinematics, Euler`s equations for rotational dynamics, torque-free motion of asymmetric and axisymmetric rigid bodies, effect of energy dissipation on stability of rotational motion, attitude control of spinning and nonspinning satellites, overview of actuation mechanisms for attitude control. Rocket motion and performance: Rocket equation, multistaging, parallel staging, optimal staging, sensitivity ratios, vertical ascent trajectories, gravity turn trajectories. Special topics: Restricted 3-body problem, interplanetary trajectories, lunar transfer, gravity gradient stabilization, dual spin spacecraft, re-entry vehicles and missions. Last Update 03-06-2009 11:11:03.348193
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As part of the Aircraft Design Laboratory, the students are required to complete a group project involving conceptual design studies of an aircraft, meeting some stated requirements. The group project is aimed to achieve the following learning goals for the students: 1. To provide hands-on experience related to Aircraft Design, 2. To be able to plan and execute a multi-disciplinary design task, 3. To be able to successfully present the results of the design task verbally and in the form of a report and drawings, 4.To learn to work efficiently in a group and as a member of the group. Last Update 03-06-2009 11:33:08.340127
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Based on AE 332 Last Update 14-01-2004 15:23:56
Score: 8.0734 Details | Listing | Web page
Single degree of freedom system vibrations, Free and Forced Undamped and Damped Vibrations. Periodic and General Excitations : Duhamel Integral Approach. Introduction to Vibration Isolation. Discrete systems with multiple degrees of freedom, elastic and inertia coupling, Natural frequencies and modes, free vibration response, orthogonality of natural modes, modal analysis, Forced vibration response, special and general cases of damping, matrix formulations, solution of the eigen value problem. Vibration of continuous systems, differential equations and boundary conditions, Free and forced longitudinal, flexural and torsional vibrations of one-dimensional structures, Elements of analytical dynamics, generalized coordinates, Principle of Virtual Work, Hamilton Principle, Lagrange equations, applications. Modal analysis. Approximate methods based on Lagrange equation and assumed modes. Structural damping. Last Update 14-01-2004 15:25:01
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Fiber reinforced Composites in aerospace structures. Fibers and polymeric matrix materials. Fabrication processes. Introduction to anisotropic elasticity, Unidirectional composites, Micromechanics,Interfaces and interphases in polymer composites. Lamination theory and free edge effects. Stress and failure analysis of laminated composites. Hygrothermal and environmental effects. Testing of composite materials.Some design concepts for polymer matrix composite structures. Intelligent composites, design approach. Last Update 03-04-2003 16:18:14
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Root finding, Newton-Raphson method, Interpolation, Approximation, Cubic Splines, Least squares, Numerical Integration, Ordinary Differential equations, Runge Kutta Methods, Finite Difference and Finite Elements, SOR, Eigenvalue problems, Fourier analysis, FFT, Partial Differential equations, Boundary conditions, Spectral methods. Last Update 03-04-2003 16:18:14
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Scalar ODE: Equilibria, Stability, Elementary Bifurcations, Continuation method, Flows and equivalence. Scalar Maps Fixed points, stability, Logistic map. Planar ODEs & Maps, Linear periodic systems, Linearization, Lyapunov Function, Saddle-Node and Hopf Bifurcations, Period doubling, Global Bifurcations, Structural stability, Conservative systems. Higher order systems, Non-autonomous systems, Chaos. Last Update 03-01-2005 11:39:33
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Introduction to static and dynamic aeroelastic phenomena. Divergence, Control Efficiency & Control Reversal - two dimensional Analysis. Divergence of unswept wings. Effect of sweep on divergence and control reversal. Two-dimensional (airfoil) flutter analysis with quasi-steady and unsteady aerodynamic loads. Introduction to buffeting, stall flutter, galloping and vortex-induced oscillations problems. Aeroelastic testing techniques. Last Update 03-04-2003 16:18:14
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Introduction to design, design process; problem formulation in design, design variables and constraints, Concepts in optimization, local and global optima, equality and inequality constraints and constrained optimization. Lagrange multipliers, Linear programming, Non-linear programming,Post optimality analysis, Examples of design optimization. Last Update 03-04-2003 16:18:14
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Fundamentals of Navigation, Stellar navigation, inertial navigation, radio and radar based navigation systems, satellite based navigation systems, global positioning systems etc. Performance comparison of various types of navigation systems. Fundamentals of Guidance, intercept geometry and collision triangle, proportional navigation and guidance, concept of miss distance and line of sight. Augmented proportional navigation and guidance, command to LOS guidance and beam rider guidance. Strategic consideration, pulsed guidance and Lambert guidance. Concept of Kalman filters, fading memory filters and noise analysis. Target maneuvre and evasion. Last Update 03-04-2003 16:18:14
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Lagrangian Mechanics, Constrained Systems, Variational Methods, Lagrange Multipliers, Linear Oscillators, Central Force Systems, Noethers Theorem,Hamiltonian Dynamics, Canonical Transformations, Action-Angle Variables, Rotating Coordinates, Rigid bodies, Small Vibrations. Last Update 03-04-2003 16:18:14
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Modes of heat transfer and governing equations. Conduction: steady and unsteady conduction, applications. Convection : natural and forced convection, applications. Phase change, Heat exchangers. Radiation : Stefan Boltzmann law, Planck"s law, absorptvity, emissivity, shape factor gas radiation, applications. Last Update 03-04-2003 16:18:14
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