Aerospace Engineering

Faculty

Akshay Prakash

Amardip Ghosh

Anup Ghosh

Arnab Roy

Bhrigu Nath Singh

Chetankumar Sureshbhai Mistry

Dipak Kumar Maiti

Kalyan Prasad Sinhamahapatra

Manas Kumar Laha

Manoranjan Sinha

Mira Mitra

Mohammed Rabius Sunny

Mrinal Kaushik

Naba Kumar Peyada

Prasun Jana

Ratan Joarder

Sandeep Saha

Sikha Hota

Somnath Ghosh

Srinibas Karmakar

Sunil Manohar Dash

Suresh Chandra Pradhan

Susmita Bhattacharyya

Sandeep Saha

Associate Professor

Aerospace Engineering

+91-3222-282854

ssaha@aero.iitkgp.ac.in

Awards and Accolades

Personal Webpage Bio Sketch

Research Areas

Dr. Sandeep Saha's group is actively working in the following broad areas:
1) Bio-inspired aerodynamics
2) Hydrodynamic stability of flows
3) Development of high accuracy numerical methods

All Publications

No Record Found.

Completed Projects

Principal Investigator

Investigation of Insect Flight in Turbulent and Gusty Conditions
Long Endurance Mars Flying Exploration Vehicle (LEMFEV)
Tesla turbine for Organic Rankine Cycles (TORC)

Co-Principal Investigator

M N Faruqui innovation centre projects Arjun Malhotra endowment to IIT Kharagpur

Ph. D. Students

Akash Sudhakar Jadhav

Area of Research: Aerodynamics

Amit Ashok Pawar

Area of Research: aerodynamics

Arindam Mandal

Area of Research: Fluid Mechanics

Kumar Sanat Ranjan

Area of Research: aerodynamics

Rajosik Adak

Area of Research: Fluid Mechanics

Journal

Stepped aerospike for enhanced drag reduction using multiple intermediate shocks Kumar A. D., Mandal A. , Majumder S. , Saha S. By Shock Waves - (Accepted/In-Press)
Rotational Instabilities in Microchannel Flows Sengupta S., Ghosh S. , Saha S. , Chakraborty S. By Physics of Fluids - (Accepted/In-Press)
Stepped aerospike for enhanced drag reduction using multiple intermediate shocks Kumar A.D., Mandal A., Majumder S., Saha S. By Shock Waves 32 485-495 (2022)
Colliding respiratory jets as a mechanism of air exchange and pathogen transport during conversations Giri A., Biswas N., Chase D.L., Xue N., Abkarian M., Mendez S., Saha S., Stone H.A. By Journal of Fluid Mechanics 930 - (2022)
Corrugation assisted enhancement of aerodynamic characteristics of delta wing for micro aerial vehicle Mukherjee P., Pawar A.A., Ranjan K.S., Saha S. By Journal of Aircraft 58 300-309 (2021)
A reconstruction-based Chebyshev-collocation method for the Poisson equation: An accurate treatment of the Gibbs-Wilbraham phenomenon on irregular interfaces Ray S., Saha S. By Journal of Computational Physics 418 109559-109559 (2020)
A reconstruction-based Chebyshev-collocation method for the Poisson equation: An accurate treatment of the Gibbs-Wilbraham phenomenon on irregular interfaces Ray S., Saha S. By Journal of Computational Physics 418 109559- (2020)
A reconstruction-based Chebyshev-collocation method for the Poisson equation: An accurate treatment of the Gibbs-Wilbraham phenomenon on irregular interfaces Ray S., Saha S. By Journal of Computational Physics 418 - (2020)
A reconstruction-based Chebyshev-collocation method for the Poisson equation: An accurate treatment of the Gibbs-Wilbraham phenomenon on irregular interfaces Ray S., Saha S. By Journal of Computational Physics 418 109559- (2020)
Corrugation Assisted Enhancement of Aerodynamic Characteristics of Delta Wing for Micro Aerial Vehicle Mukherjee P., Pawar A. A., Ranjan K. S., Saha S. By Journal of Aircraft 0 (Article in advance) 0-0 (2020)
An exponentially accurate spectral reconstruction technique for the single-phase one-dimensional Stefan problem with constant coefficients Ray S., Suthar A. K., Saha S. By International Journal of Heat and Mass Transfer 158 119841-119841 (2020)
An exponentially accurate spectral reconstruction technique for the single-phase one-dimensional Stefan problem with constant coefficients Ray S., Suthar A.K., Saha S. By International Journal of Heat and Mass Transfer 158 - (2020)
Rotational instabilities in microchannel flows Sengupta S., Ghosh S. , Saha S. , Chakraborty S. By Physics of Fluids 31 054101- (2019)
Theoretical performance estimation of shrouded-twin-rotor wind turbines using the actuator disk theory Kumar V., Saha S. By Renewable Energy 134 961-969 (2019)
Coriolis force-driven instabilities in stratified miscible layers on a rotationally actuated microfluidic platform Sengupta S., Ghosh S., Saha S., Chakraborty S. By Physical Review Fluids 4 - (2019)
Coriolis force-driven instabilities in stratified miscible layers on a rotationally actuated microfluidic platform Sengupta S., Ghosh S. , Saha S. , Chakraborty S. By Physical Review Fluids 4 113902-113902 (2019)
Disturbance amplification in boundary layers over thin wall films S Saha, J Page, TA Zaki By Physics of Fluids 28 (2) - (2016)
Phase diagram of sustained wave fronts opposing the flow in disordered porous media S Saha, S Atis, D Salin, L Talon By Europhysics Letters 101 (3) - (2013)
Autocatalytic reaction fronts inside a porous medium of glass spheres S Atis, S Saha, H Auradou, D Salin, L Talon By Physical review letters 110 (14) - (2013)
Low Reynolds number suspension gravity currents S Saha, D Salin, L Talon By The European Physical Journal E 36 (8) 1-18 (2013)
CHEMO-hydrodynamic coupling between forced advection in porous media and self-sustained chemical waves S Atis, S Saha, H Auradou, J Martin, N Rakotomalala, L Talon, D Salin By Chaos: An Interdisciplinary Journal of Nonlinear Science 22 (3) - (2012)
On shear sheltering and the structure of vortical modes in single-and two-fluid boundary layers TA Zaki, S Saha By Journal of Fluid Mechanics 626 111-147 (2009)

Conferences

Investigation of Flowfield Over a Dart Using Smoke Flow Visualization Pawar A.A., Ranjan K.S., Roy A., Saha S. By Lecture Notes in Mechanical Engineering 99-103 (2023)
Direct numerical simulation of a Bio-inspired corrugated airfoil in presence of turbulent free-stream Adak R., Mandal A. , Saha S. By 14thEuropean Fluid Mechanics Conference-EFMC14 - (2022)
Smoke flowisualization of dragonfly Pantala flavescens in tethered flight Ranjan K., Pawar A. A., Roy A. , Saha S. By 9thINTERNATIONAL AND 49thNATIONAL CONFERENCE ON FLUID MECHANICS AND FLUID POWER - (2022)
Performance enhancement of a 100 watts class Tesla turbine Mandal A., Adak R. , Saha S. By , 9thINTERNATIONAL AND 49thNATIONAL CONFERENCE ON FLUID MECHANICS AND FLUID POWER - (2022)
High-speed Schlieren imaging as a tool for identifying vortices in dragonfly flight Pawar A. A., Ranjan K. , Roy A. , Saha S. By 9thINTERNATIONAL AND 49thNATIONAL CONFERENCE ON FLUID MECHANICS AND FLUID POWER - (2022)
Puff-like structures in transition of round jets Biswas N., Wadhwa G. , Saha S. , Das D. By 14thEuropean Fluid Mechanics Conference-EFMC14 - (2022)
Regime transition from stranded to reconnected streams in a laminar film falling on a horizontal cylinder Wadhwa G., Mohd. J. , Poddar D. , Rajan R. , Mandal G. , Kadam P. , Saha S. , Das D. By 14thEuropean Fluid Mechanics Conference-EFMC14 - (2022)
Aerodynamic performance of a tandem wing configuration inspired from dragonfly gliding flight for MAV application Adak R., Mandal A. , Saha S. By 9thINTERNATIONAL AND 49thNATIONAL CONFERENCE ON FLUID MECHANICS AND FLUID POWER - (2022)
Colliding respiratory jets as a mechanism of air exchange and pathogen transport during conversations Giri A., Biswas N. , Chase D. L., Xue N. , Abkarian M. , Mendez S. , Saha S. , Stone H. A. By he 74th Annual Meeting of the Division of Fluid Dynamics - (2021)
Stall suppression using constant mass flux jet blowing Giri A., Shrivastava S. , Santosh K. N., Dash A. , Manwar A. , Saha S. By National Conference on Wind Tunnel Testing (NCWT-06) 0-0 (2020)
The aerodynamics of dart Pawar A. A., Ranjan K. S., Roy A. , Saha S. By APS Division of Fluid Dynamics Annual Meeting (Fall) 2020 - (2020)
Trans-continental migration of dragonfly Pantala Flavescens between India and Africa: Energetics and Role of wind Ranjan K. S., Pawar A. A., Roy A. , Saha S. By APS Division of Fluid Dynamics Annual Meeting - (2020)
Assessment of wind's impact on a golf ball's trajectory and gameplay Saha S., Malik S. By APS Division of Fluid Dynamics Annual Meeting 2020 - (2020)
Puffs in the self-similar region of a low Reynolds number round jet: a new instability Das D., Biswas N. , Saha S. , Sharma A. By PS Division of Fluid Dynamics Annual Meeting - (2020)
Box Wing: Aerodynamic Experimental Study for Applications in MAVs Singh M., Aloor J. J., Singh A. , Saha S. By National Conference on Wind Tunnel Testing (NCWT - 06) 0-0 (2020)
Investigation of the reverse thrust acting on a counter rotating propeller Pandey S., Harshit S. , Kotipalli S. , Choudhary K. , Singh N. R., Saha S. By National Conference on Wind Tunnel Testing (NCWT-06) 0-0 (2020)
Reconstructing the piecewise-smooth solution of ordinary differential equations for Chebyshev-collocation solution with pointwise exponential accuracy Saha S., Ray S. By 72nd Annual Meeting of the Americal Physical Society's Division of Fluid Dynamics, Seattle, Washington, USA November 23rd - 26th 2019 0-0 (2019)
Reconstructing the piecewise-smooth solution of the Poisson equation for Chebyshev-collocation solution with pointwise exponential convergence Ray S., Saha S. By 72nd Annual Meeting of the APS Division of Fluid Dynamics, Nov 23-26th 2019, Seattle Washington USA 0-0 (2019)
Moderating reattachment shocks on aerospiked bodies for enhanced drag reduction Kumar A. D., Majumdar S. , Saha S. By 12th European Fluid Mechanics Conference - (2018)
Rotational instability of viscosity stratified flow Sengupta S., Ghosh S. , Saha S. , Chakraborty S. By 71st Annual Meeting of the APS Division of Fluid Dynamics - (2018)
Effect of wind on the Trajectory of Approach shots in Golf Malik S., Ranjan S. , Saha S. By 7th International & 45th National Conference on Fluid Mechanics & Fluid Power - (2018)
An Experimental study on instabilities in Low Reynolds number axisymmetric jets Biswas N., Mukherjee A. , Bharadwaj K. K., Saha S. , Das D. By 12th European Fluid Mechanics Conference - (2018)
Aerodynamic characterization of a model aircraft using wind - tunnel testing and numeric al simulations Pandya Y., G S. Y., Sharma A. , Jain K. , Jena S. , Pawar A. A., Ranjan K. S., Saha S. By INTERNATIONAL CONFERENCE ON RECEN T ADVANCE S IN AEROSPACE ENGINEERING - (2017)
Effect of sweep angle on wing-strake vortex -interaction and breakdown over double delta wings Sinha A., Suthar A. K., Sahoo S. , Pawar A. A., Ranjan K. S., Saha S. By International Conference on Recent Advances in Aerospace Engineering - (2017)
Mode competition and destabilization of microfluidic channel flows by the Coriolis force Sengupta S., Saha S. , Chakraborty S. By 69th Annual Meeting Division of Fluid Dynamics - (2016)

Monograph

Golf & Wind: The physics of playing golf in wind Malik S., Saha S. By 0-0 (2020)

Competing disturbance amplification mechanisms in two-fluid boundary layers S Saha, J Page, TA Zaki By Bulletin of the American Physical Society - (2015)
Sustained Reaction Waves Against Flow in Porous Medium: Frozen Fronts D Salin, S Atis, H Auradou, S Saha, L Talon By APS Meeting Abstracts - (2012)
Particle-Laden Viscous Gravity Currents S Saha, L Talon, D Salin By APS Meeting Abstracts - (2011)
Stabilization of wall shear beneath vortical disturbances using a thin film S Saha, SY Jung, TA Zaki By Seventh International Conference on Multi-phase flows - (2010)

Others

On the evolution of vortical disturbances in two-fluid boundary layers Zaki, T A, Saha S, Jung, S Y By European Office of Aerospace Research and Development, Technical report - (2011)
On vortical disturbances in single and two-fluid boundary layers S Saha By PhD. Thesis - (2011)