Dr. Anil Lal S
Associate Professor
Department of Mechanical Engineering, National Institute of Technology Sikkim (NIT Sikkim)
Ravangla, India
Also publishes as: S. Anil Lal · Anil Lal S · Sadasivan, Anil Lal
About
Dr. Anil Lal S is an Associate Professor of Mechanical Engineering at NIT Sikkim. He holds a B.Tech from the University of Kerala and an M.Tech and Ph.D. in turbomachinery and computational fluid mechanics from IIT Madras. He began his career as a Scientific Officer at IGCAR Kalpakkam, later served as Professor and Head at the College of Engineering Trivandrum and as Professor at Amrita Vishwa Vidyapeetham, and was Dean of the Faculty of Engineering & Technology at the University of Kerala (2019–2021). He has guided seven doctoral scholars to completion, including work on bonded joints in FRP-skinned cylindrical structures, and has led sponsored projects for ISRO, LPSC and CERD.
Research
Areas of interest
- Computational methods in fluid mechanics & heat transfer
- Mathematical methods for engineering
- Machine learning techniques
- Research methodology
- Optimization techniques
- Economics
Current research topics
- Parallel computing using MPI libraries
- Dynamics of vortices and their interaction
- Computational fluid dynamics with open-source tools (OpenFOAM, FreeFem++)
- Design, analysis and optimization of fluid machines
Education
Ph.D. — Computational Fluid Mechanics (Turbo machines)
IIT Madras
2002 · Thesis: A Numerical Investigation of Rotor-Stator Interaction in Turbine Stages
M.Tech — Turbo machines
IIT Madras
1996 · CGPA 9.69 / 10
Orientation training in Nuclear Science & Engineering
Training School, BARC (31st Batch)
1988 · One-year course
B.Tech — Mechanical Engineering
University of Kerala
1987 · First class with distinction, 80.03%
Career
Associate Professor
Department of Mechanical Engineering, NIT Sikkim, Ravangla, South Sikkim, India
Feb 2023 – present
Professor & Head, Department of Mechanical Engineering
College of Engineering Trivandrum, Thiruvananthapuram, Kerala, India
Professor, Department of Mechanical Engineering
Amrita Vishwa Vidyapeetham, Amritapuri Campus, Karunagappally, Kollam, Kerala, India
Scientific Officer-D
Indira Gandhi Centre for Atomic Research (IGCAR), Kalpakkam, Tamil Nadu, India
Aug 1991 – Mar 1992
Scientific Officer-C
Indira Gandhi Centre for Atomic Research (IGCAR), Kalpakkam, Tamil Nadu, India
from Aug 1988
Academic leadership & service
- Dean, Faculty of Engineering & Technology, University of Kerala (May 2019 – May 2021)
- Chairman, Doctoral Committee for all PhD scholars of the Faculty of Engineering & Technology (May 2019 – May 2021)
- Dean of PG Studies, Government Engineering College Barton Hill (3 years)
- Internal Member, Board of Governors, Government Engineering College Barton Hill (2 years)
- Member, Board of Governors, College of Engineering Perumon (from 4 Sep 2012)
- Member, Board of Studies, University of Kerala (2 Aug 2014 – May 2019)
- Convener, Curriculum Committee (Mechanical Engineering), APJ Abdul Kalam Technological University (KTU)
Doctoral supervision
7 completed · 2 ongoing
M. R. Rajkumar
Awarded 2012Natural Convection with Surface Radiation from Free Standing Planar Heat Generating Elements in a Vertical Channel
Guide (single)
Reji R. V.
Awarded 2017Development of a Computational Tool for the Analysis of Hypersonic Flow using the DSMC Method
Guide (single)
Jabir E.
Awarded 2018Patient-Specific Modelling of Blood Flow in Arteries
Guide (single)
Karthika A. S.
Awarded 2019Theoretical Analysis of Mixing Phenomenon in Vortex Engines
Main guide
Abhilash R.
Awarded 7 Feb 2020Analysis of Three Dimensional Flows Considering Junction Flow in Axial Flow Turbines
Guide (single)
Pradeep M.
Awarded April 2022Bonded Joints in FRP Skinned Cylindrical Structures with Cutouts
Main guide
Aji Abraham
Awarded Jan 2023Optimization of Turbine Performance using Computing Techniques
Main guide
Sreejith M.
Thesis completedInvestigating Energetics and Dynamics of Coherent Structure in Flow using CFD (APJ Abdul Kalam Technological University)
Mannu Yadav
Thesis writingInvestigations on Flow over Protruding Objects (NIT Sikkim)
Funded projects
Centre of Excellence for Research in Fluid Dynamics
CERD · Principal Investigator
Development of a computational tool for the analysis of hypersonic flow using the Direct Simulation Monte-Carlo (DSMC) method
ISRO · Principal Investigator
Investigations of natural convection in a vertical annulus
CERD · Principal Investigator
Conjugate heat transfer analysis of LH2 turbine stage
LPSC · Principal Investigator
Numerical analysis of flow through LOX Booster turbo pump
LPSC · Principal Investigator
Development of piezo electric actuator for micro positioning of space structures
ISRO · Second Co-Investigator
Publications
As listed in the editor's CV, newest first.
- 2026
Sadasivan, Anil Lal (2026). High-order spectral finite element analysis of beam dynamics under selected excitation bands: spectral error characterization and correction. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 48(8).
- 2026
Malathi, Vineetha and Sreedharan, Pramod and Puthiyaveedu Rajesh, Rthuraj and Kumar, Vyshnavi Anil and Sadasivan, Anil Lal and Udupa, Ganesha and Pastorelli, Liam (2026). A Belief-Driven Hybrid Reinforcement Learning Framework for Decentralized Multi-Robot Navigation Under Partial Observability. Robotics, 15(8): 143.
Journaldoi:10.3390/robotics15080143 - 2026
Raj, Suraj and Sadasivan, Anil Lal and Nair, Anjan R. (2026). Investigation using a one-way coupled FE-structural and FV-hemodynamic simulation for identifying the factors causing the progression of a saccular aneurysm model. Progress in Computational Fluid Dynamics, An International Journal, 26(4): 250–262.
Journaldoi:10.1504/pcfd.2026.154626 - 2026
M, Sreejith and Sadasivan, Anil Lal and B, Baiju (2026). Mechanisms of Multiple Co- Rotating Vortex Merging: From Antisymmetric Convection to Diffusion-Driven Particle Changeover.
Preprintdoi:10.2139/ssrn.6987083 - 2026
Sadasivan, Anil Lal (2026). Multiple Attractors and Non-Unique Nusselt Number in Rayleigh–Bénard Convection in a Square Cavity for 3x10^5 <= Ra <= 3x10^6.
Preprintdoi:10.2139/ssrn.7556726 - 2026
Sadasivan, Anil Lal (2026). Spatial Organization of Energy in Shear-Driven Square Cavity Flow: Energy Influx, Wall-Normal Energy Outflux, and Underlying Mechanisms.
Preprintdoi:10.2139/ssrn.6841122 - 2026
Sadasivan, Anil Lal (2026). Spatial Organization of Energy in Shear-Driven Square Cavity Flow: Energy Influx, Wall-Normal Energy Outflux, and Underlying Mechanisms.
Preprintdoi:10.2139/ssrn.6841199 - 2026
Yadav, Mannu and Sadasivan, Anil Lal (2026). Symmetry-Restricted Computation and Stability Limits of the Two-Roll Branch in Rayleigh–Bénard Convection in a Square Cavity.
Preprintdoi:10.2139/ssrn.7389814 - 2025
Reza, Md Shadab and Gupta, Jai Gopal and Anil Lal, S. (2025). A Comprehensive Review on the Emission Characteristics of Ammonia Powered Engines. Ammonia and Low Carbon Combustion Engine Technologies for De-Fossilizing Transport Sector: 191–215.
- 2025
Reza, Md Shadab and Gupta, Jai Gopal and Anil Lal, S. (2025). Comprehensive Review of Regulated, Unregulated, and Particulate Emissions in Methanol-Powered Engines. Alcohol Production Processes and Their Utilisation in the Transport Sector: 307–334.
- 2025
S, Anil Lal and Yadav, Mannu (2025). Potential Flow Interactions among Multiple Immersed Bodies Using Body-Conforming Grid Generation and a Multi-Point Constraint Framework for Stream Function Determination.
Preprintdoi:10.21203/rs.3.rs-8425258/v1 - 2025
Malathi, Vineetha and Sreedharan, Pramod and P R, Rthuraj and Anil Kumar, Vyshnavi and Sadasivan, Anil Lal and Udupa, Ganesha and Pastorelli, Liam and Troppina, Andrea (2025). Decision-Making for Path Planning of Mobile Robots Under Uncertainty: A Review of Belief-Space Planning Simplifications. Robotics, 14(9): 127.
Journaldoi:10.3390/robotics14090127
Books & monographs
- Advanced Mechanics of Solids, Siva Publications, Pathanamthitta (2017), ISBN 978-80-85-955-35-4
- Calculus, Radhima Publications, Trivandrum (2016), ISBN 978-81-933029-1-0
- Engineering Mathematics (four volumes)
- Lecture notes on the finite element method
- Lecture notes on computational fluid dynamics
Awards & recognition
First prize, ISTE Srinivasa Ramanujan Mathematical Competitive Examination (Engineering College Teacher category)
National level
Best Researcher Award
Centre for Engineering Research and Development (CERD), Government of Kerala
Best Teacher Award, CET-ISTE research awards
Best Teacher Award, CET-ISTE research awards
Talks, events & training
Lectures & expert talks
- Finite Volume Method for CFD Computations
- Research Methodology
- Linear Algebra
- Open Source Tools for Research
- Parallel Computation Using MPI
- Fundamentals of Vectors and Tensors
- Direct Simulation Monte Carlo Method
Events organised
- Organising secretary, First International Colloquium on Translation Engineering and Research (ICTER-2016), Thiruvananthapuram, 13–15 March 2016
- Technical Program Committee member, ISHMT-ASTFE Heat and Mass Transfer Conference 2015, LPSC (ISRO), Thiruvananthapuram, 17–20 December 2015
- Coordinator, National workshop on High Performance Computing – Future Trends: Parallel Computing using CUDA, 14–16 March 2013
- Coordinator, National workshop on Advances in Theoretical and Computational Fluid Dynamics (ATCFD-2012), 2–4 February 2012
- Coordinator, FDP on Research Methodology and Open Source Computational Tools, 29 November – 4 December 2011
- Coordinator, STTP on Mathematical Methods for Engineers, 18–23 January 2010
Teacher development programmes attended
- AICTE-sponsored QIP short-term course: Introduction to Hydrodynamic Stability (26–31 March 2018)
- AICTE-sponsored QIP short-term course: Special Topics in Fluid Dynamics, Department of Aerospace Engineering, IIT Madras (9–14 October 2017)
- GIAN course: Spectral Methods for Engineering and Scientific Computing Applications, IIT Bhubaneswar (5–16 June 2017)
- AICTE-sponsored QIP short-term course: Digital Optical Measurements – Digital Photoelasticity and Digital Image Correlation, IIT Madras (12–17 September 2016)
- Pedagogical training, Teaching Learning Center, IIT Madras (5–7 May 2016)