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  • 2:16 AM, Wednesday, 14 Apr 2021

Department of Aerospace Engineering

 

 

 

Aerodynamics and Flight Mechanics

Broad Research interest of the group include

  • Hypersonic aerothermodynamics: Aerodynamic shape optimization
  • Unsteady gas dynamics/Shock tunnel experiments
  • Computational fluid dynamics
  • Experimental aerodynamics : Aeroacoustic flow instability
  • Multi-disciplinary design optimization of aerospace vehicles
  • Computational and experimental aerodynamics
  • Lunar/interplanetary mission design, Low thrust transfers

Typical research topics undertaken in Aerodynamics and space flight mechanics domain are;

  • High speed chemically reacting viscous flow with Cartesian mesh on GPU based parallel systems
  • Numerical simulation of unsteady supersonic flows (external and internal flows) using higher order methods
  • Development of methodologies for direct interplanetary mission design
  • Optimal trajectory design to lagrangian points
  • Fuel optimum mission design for lunar soft landing at a specified location
  • Optimal satellite maneuvers to avoid multiple debris collision
  • Multi-disciplinary design optimization (MDO) studies for conceptual design of semi-ballistic reentry vehicles/sounding rockets
  • Development of new Multi-objective Evolutionary Algorithms (A2MOEA)
  • Conceptual sizing and multi-objective optimization studies for sizing hybrid airships
  • Shock/Detonation wave studies; Unsteady Aerodynamics; Flow instabililiy & control, Wind turbine design, Low Reynolds number aerodynamics, Computational aeroacoustics

 

 

Thermal and Propulsion

Broad Research interest of the group include

  • Laser diagnostics: concentration, velocity and drop size measurements
  • Rocket injector spray characterization
  • Film cooling in combustion chambers/nozzles/turbine blades
  • Modelling and simulation of turbulent, compressible, reacting flows.
  • Reactive heat flow simulations, supersonic combustion modelling
  • Optical and laser diagnostics in reacting and non-reacting flows
  • Laminar and turbulent premixed combustion burning velocity, swirl combustion
  • Electronic cooling in mini/micro scales
  • Characterization of two phase flow in conventional and cryogenic systems
  • Computational fluid dynamics

Typical research topics undertaken in thermal and propulsion domain are;

  • Studies on Film cooling in rocket combustion chambers
  • Investigations of Heat transfer characteristics of kerosene based nano fluids
  • A study of Elliptical and circular jets at thermodynamic subcritical and supercritical conditions
  • Combustion enhancement studies in vortex-hybrid rocket engines
  • Nozzle flow separation phenomena and its control
  • Modelling and characterization of cavitating venture
  • Heat transfer and fluid flow in micro channels
  • Jet characteristics at subcritical, critical & supercritical conditions
  • Thrust augmentation studies on nuclear thermal rocket
  • Thrust vectoring of solid rocket nozzle by secondary fluid injection
  • Mixing enhancement studies in Supersonic combustors

 

 

 

Structures and Design

Broad Research interest of the group include

  • Finite element analysis of aerospace structures
  • Rover design for lunar mission
  • Computational structural mechanics, Mesh free methods, Stochastic mechanics
  • Structural dynamics and vibrations; Non-linear dynamics; Structural acoustics
  • Smart materials; piezoelectric structures
  • Elastic wave propagation; Structural health monitoring
  • Mechanics of biological and bio-inspired composites using molecular dynamics
  • Design, development and control of integrated systems like wheeled planetary rovers; deployment mechanisms and aids for rehabilitation.
  • Dynamics of rigid body systems, Optimal design, Automatic control, Robotics
  • Damage detection in composite and Isotropic materials using time reversed Lamb waves

Typical research topics undertaken in Structures and Design are;

  • Efficient Piezoelectric beam Finite Element formulations based on coupled polynomial interpolations
  • Atomistic simulations on the mechanical behavior of Bio-inspired brittle matrix nano-composites
  • Wheeled rover with actively articulated suspension for planetory terrains
  • Non-linear rotor dynamics( Friction induced vibration in rotating machines)
  • Investigation of holographic interferometry techniques for strain measurement and non-destructive testing
  • Stochastic wavelet methods for structural mechanics
  • Defect detection enhancement in Aerospace composite structures
  • Structural health monitoring of stiffened structures
  • Path planning of rovers with identification of topographic and soil characteristics
  • Very low cycle fatigue analysis of thin shells due to repeated buckling

 

 

 

 

Materials, Manufacturing and Industrial Engineering

Broad Research interest of the group include

  • Aerospace Materials/Composites
  • Materials Forming/Powder metallurgy/Welding
  • Machining and Precision Manufacturing for Aerospace applications
  • Subtractive and Additive manufacturing of Aerospace Materials
  • Supply chain management; Cellular manufacturing systems
  • Optimization techniques in manufacturing

Typical research topics undertaken in Materials, Manufacturing and Industrial Engineering/Management are;

  • Investigation of electro-active shape memory polymer composites for aerospace applications
  • Sensitivity studies on the influence of process parameters on thermo-mechanical properties and functional performance of ablative composites and improvement efforts
  • Experimental studies of Flux bounded Tungsten Arc welding
  • Investigations on Fine finishing of surfaces using elastic abrasives
  • Minimum damage machining of fiber-reinforced composites using eccentric sleeve grinding
  • Stochastic modelling of abrasive processes; Abrasive processing of additive manufactured components.
  • Aircraft Landing Problem using a hybrid particle swarm optimization (HPSO) algorithm
  • Combined arrival-departure aircraft sequencing and scheduling problem
  • Simulation model for determining the feasibility of reduced inter-arrival spacing between aircrafts