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Prof. Hari Ponnamma Rani

Professor

Department of Mathematics

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Information

Room No: MA203 +91-870-2462834 hprani@nitw.ac.in Bio Sketch

    Key Notes

    • Journal(s): 18
    • Conference(s): 8
    • Text Book(s): 3
    • Educational Package(s): 1
    • PhD: Current - 3  Awarded - 5
    • PDF: Guided - 1

    30

    PUBLICATIONS

    8

    DOCTORAL STUDENTS

    8

    PROJECTS

    Research Areas

    Computational Fluid Dynamics
    Dynamical Systems
    Nonlinear Dynamics
    EDUCATION QUALIFICATION
    Degree Institute Year
    Doctor of Philosophy Anna University, Chennai 2001
    Master of Science Anna University, Chennai 1995
    Bachelor of Science Queen Mary's College, Chennai 1993
    COURSES HANDLED
    Course L-T-P Credit Degree Level
    Numerical Analysis(MA3203) 3-1-0 4 UG
    Linear Algebra, Calculus and Ordinary Differential Equations(MA1161) 3-0-0 3 UG
    Numerical Analysis(MAI301) 3-0-0 3 UG
    Matrix Theory and Differential Calculus(MA133) 3-0-0 3 UG
    Integral and Vector Calculus, Laplace Transforms(MA1162) 3-0-0 3 UG
    Integral and Vector Calculus & Laplace and Fourier Transforms(MA1164) 3-0-0 3 UG
    Computer Programming in C++(MAI405) 3-0-0 3 UG
    Computer Programming in C++(MA16005) 3-0-0 3 UG, PG
    Object Oriented Programming(MA215) 3-0-0 3 UG
    OOPS with JAVA(MAI455) 3-0-0 3 UG
    Statistics for Data Science(MAM02) 3-0-0 3 UG
    Computer Programming and Problem Solving(MAI202) 3-0-0 3 UG
    Differential and Integral Calculus(MAI101) 3-0-0 3 UG
    Computer Programming in C++(MA4105) 3-0-0 3 PG
    Complex Analysis(MA4153) 3-0-0 3 PG
    Object Oriented Programming with C++(MA4252) 0-0-2 3 PG
    Computational Techniques(MA5036) 3-0-0 3 PG
    RESEARCH IDs
    ORCID
    ORC ID
    Google Scholar
    Google Scholar ID
    PUBLICATIONS
    Journal(s)
    Selected papers from 68th congress of Indian Society of Theoretical and Applied Mechanics (ISTAM 2023) for the special issue on Innovation in Thermal Systems and Modelling (ITSM 2023), By V.P. Chandramohan and H.P. Rani, Elsevier, Energy, vol.314, pp., 2025
    Preface of innovative modeling of thermal systems (IMTS–2023), By VP Chandramohan, HP Rani, Taylor and Francis, International Journal for Computational Methods in Engineering Science and Mechanics, vol.26(2), pp.77, 2025
    Theoretical and computational studies of Rayleigh-Bénard convection in liquid gallium with stress-free boundaries, By HP Rani, Y Rameshwar, D Laroze, Taylor & Francis, International Journal for Computational Methods in Engineering Science and Mechanics, vol.26(2), pp.155-168, 2025
    Pattern Formation of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect in the Earth's Outer Core, By Krishnendu Nayak, Hari Ponnamma Rani, Jaya Krishna Devanuri, Yadagiri Rameshwar and Jozef Brestenský, EGU General Assembly 2025, EGU25-437, vol., pp., 2025
    68th ISTAM conference, NIT Warangal, India, By RS Ransing, Shivakumara IS, Dipak Kumar Maiti, HP Rani, TD Gunneswara Rao, V Suresh Babu, Emerald Publishing Limited, International Journal of Numerical Methods for Heat & Fluid Flow, vol.35(1), pp.1-2, 2025
    Numerical simulation and neural network model for hydromagnetic nanofluid convection in a porous wavy channel with thermal nonequilibrium model, By H P Rani, Shilpa, Leela and R Gangadhara Reddy, IOP, Physica Scripta, vol.99, pp.225219, 2024
    Weakly Nonlinear Analysis of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect, By Krishnendu Nayak, Hari Rani, Yadagiri Rameshwar, and Jaya Krishna Devanuri, AIP, Physics of Fluids, vol.36, pp.076604, 2024
    Numerical study of transient convective turbulent boundary layer flow along a vertical plate: analysis of kinetic energy and its dissipation rate, By S.P. Suresha, G. Janardhana Reddy, Mahesh Kumar, H. P. Rani and O. Anwar Bég , Taylor & Francis, Waves in Random and Complex Media, vol., pp.2-22, 2023
    Mittag-Leffler based Bessel and Tricomi Functions via Umbral Approach, By Tabinda Nahid, H.P. Rani, Elsevier, Reports on Mathematical Physics, vol.92, pp.1-18, 2023
    Exploring LULC changes in Pakhal Lake area, Telangana, India using QGIS MOLUSCE plugin, By Amgoth Ashok., H.P. Rani., K.V. Jayakumar, Springer, Spatial Information Research, vol.31, pp.429–43 , 2023
    Heat Transfer characteristics of Mixed Convective Magnetohydrodynamic Counter-Current Two-Phase Flow in Rotating Inclined Micro-Porous Channel with Slip Velocity and Asymmetric Thermal Boundary Conditions Using LTNE Model, By Hari Ponnamma Rani, V Leela, Pulla Nagabhushana, R Gangadhara Reddy , ASME , Journal of Thermal Science and Engineering Applications, vol.TSEA-21-1223 , pp.1-16, 2022
    Extraction of Water Surface Bodies for Pakhal Lake, India Using GEE. Innovative Trends in Hydrological and Environmental Systems, By Amgoth Ashok, H.P. Rani, K.V. Jayakumar , Springer, Proceedings of ITHES 2021, vol., pp., 2022
    Convective Instabilities in Binary Mixture 3He - 4He in Porous Media, By Y. Rameshwar, G. Srinivas, D. Laroze, M. A. Rawoof Sayeed, H. P. Rani, ELSEVIER, Chinese Journal of Physics, vol.77, pp. 773-802, 2022
    Numerical Analysis of Hydromagnetic Mixed Convective flow in an Internally Heated Vertical Porous Layer using Thermal Non-Equilibrium Model, By Rani, H.P., Leela V., Shilpa, B.; Nagabhushana, Pulla , Wiley, Heat Transfer, vol., pp.1-25, 2022
    Numerical Flow Analysis in Γ Shaped Enclosure: Energy Streamlines and Field Synergy. , By Rani H.P., Narayana V., Rameshwar Y., Starchenko S.V. , Springer, Springer Proceedings in Earth and Environmental Sciences, vol., pp., 2022
    Heat Transfer Analysis of Tangentially Rotating Fluid Flow Past a Semi-infinite Vertical Cylinder Kept in Uniform Horizontal Magnetic Field Using Non-linear Regression and Back-Propagation Neural Network, By Rani H.P., Naresh K., Rameshwar Y., Starchenko S.V. , Springer , Springer Proceedings in Earth and Environmental Sciences, vol., pp., 2022
    MHD Flow Past Semi-Infinite Inclined Vertical Cylinder Under the Influence of Inclined Magnetic Field, By Rani H.P., Naresh K, Springer, Innovative Trends in Hydrological and Environmental Systems, Proceedings of ITHES 2021, vol.234, pp., 2022
    Stability analysis of MHD radiative mixed convective flow in vertical cylindrical annulus: Thermal nonequilibrium approach, By Shilpa B., Leela V., Hari Ponnamma Rani, Wiley, Heat Transfer, vol., pp.1-27, 2022
    Conference(s)
    Pattern Formation of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect in the Earth's Outer Core By Krishnendu Nayak, Hari Ponnamma Rani, Jaya Krishna Devanuri, Yadagiri Rameshwar, Jozef Brestenský, EGU25-14312, 2025
    Weakly Nonlinear Analysis of Rotating Anisotropic Ferromagnetic Rayleigh-Bénard convection By Yadagiri Rameshwar, Brestenský Jozef, Orsu Anil Kumar, Hari Ponnamma Rani, EGU25-14312, 2025
    Nonlinear Convection of Electrically Conducting Fluid in a Rotating Magnetic System By Hari Ponnamma Rani, Yadagiri Rameshwar, Jozef Brestensky, and Enrico Filippi, XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    The importance of magnetoconvection with anisotropic diffusivities for a better understanding of the planetary magnetic fields and their secular variations By Nayak, K., Jozef, B., Enrico, F., Hari Ponnamma, R., Das, M. , XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    Weakly nonlinear analysis of rotating magnetoconvection with anisotropic diffusivities in earth’s core near the onset of oscillatory instability By Yadagiri, R., Rani, H. P., Nayak, K., Jozef, B. , XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    Convection of Electrically Conducting Fluid in a Rotating Magnetic System: Cross rolls By Yadagiri Rameshwar, Gudukuntla Srinivas, Hari Ponnamma Rani, Jozef Brestensky, and Enrico Filippi , EGU General Assembly 2020, 2020
    Magnetoconvection in plane layer By H. P. Rani, Y. Rameshwar, S. V. Starchenko, All-Russian open scientific conference Pushkov readings: magnetism on Earth and in Space, 2019
    Geometrical Effects on Natural Convection in 2D Cavity By H. P. Rani, V. Narayana and K. V. Jayakumar , Numerical Optimization in Engineering and Sciences, Proceedings of NOIEAS 2019, , 2019
    Text Book(s)
    The Role of Women in Technical Education Entrepreneurship, Research and Consultancy By Hari Ponnamma Rani (Editor), Madhavi Kesari (Editor) (Published by: Cambridge Scholars Publishing, UK), Conference, 2022
    Women in Higher Education in India: Perspectives and Challenges By Hari Ponnamma Rani (Editor), Madhavi Kesari (Editor), (Published by: Cambridge Scholars Publishing, UK), Conference, 2018
    Proceedings of National Conference on APPLIED NONLINEAR DYNAMICS By Hari Ponnamma Rani (Editor), Y.N. Reddy (Editor) (Published by: LAP LAMBERT Academic Publishing), Proceedings, 2018
    Educational Package
    A REFRESHER COURSE ON CALCULUS By Hari Ponnamma Rani, 2018
    PROJECT / CONSULTANCY
    Intrinsic Convection and Magnetism inside the Earth, Planets and Fast Rotating Stars: New Similarity Criteria, Scaling Laws and Simplest Models
    Role: Principal Investigator
    Type: SPARC Project
    Sponsor: Ministry of Education
    Project Cost (INR): 7404000
    Date of Commencement: 01-04-2024  
    Duration: 23 Months
    Status: Ongoing
    Women in Unorganized Sectors," under Southern Zone 1
    Role: Co-Principal Investigator
    Type: Research
    Sponsor: National Commission for Women. India
    Project Cost (INR): 278300
    Date of Commencement: 11-12-2024   Date of Completion: 10-12-2025
    Duration: 12 Months
    Status: Completed
    2412149 - Hydrodynamics and critical convection in liquid cores of Terrestrial planets
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 996000
    Date of Commencement: 19-02-2025   Date of Completion: 28-02-2025
    Duration: 0 Months
    Status: Completed
    Convection Instabilities and Natural Dynamos - Hydrodynamic Stability and Dynamo Theory Revisited
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 09-01-2023   Date of Completion: 19-01-2023
    Duration: 0 Months
    Status: Completed
    Magnetohydrodynamics in the light of Astrophysical Dynamos’ Analytic, Asymptotic and Numeric Applications
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 19-09-2022   Date of Completion: 29-09-2022
    Duration: 0 Months
    Status: Completed
    Computational Methods and Parallel Processing in Science and Technology
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 20-12-2017   Date of Completion: 30-12-2017
    Duration: 0 Months
    Status: Completed
    Hydrodynamic Stability and Dynamo Theory
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 09-12-2016   Date of Completion: 20-12-2016
    Duration: 0 Months
    Status: Completed
    CFD analysis of flow assisted corrosion (FAC) problems in pipes and pipe bends
    Role: Principal Investigator
    Type: Research
    Sponsor: Department of Atomic Energy, BARC, Mumbai
    Project Cost (INR): 2878150
    Date of Commencement: 21-12-2009   Date of Completion: 22-07-2013
    Duration: 43 Months
    Status: Completed
    RESEARCH FELLOWS / PhD STUDENTS
    Current PhD Students
    Krishnendu Nayak
    Area of Research: Nonlinear Dynamics and Pattern Formation in Rayleigh–Bénard Convection: Analytical and Numerical Perspectives
    M. Archana
    Area of Research: Dynamical Systems
    Mrittika Das
    Area of Research: Finite Volume Method - Flow in Cavity
    Previous PhD Students
    ASHOK AMGOTH (2023)
    Area of Research: Study of Wetland Dynamics using Satellite Imagery in GEE
    K. Naresh (2023)
    Area of Research: Numerical analysis of Natural Convective Flow Past Vertical Cylinder
    Vekamulla Narayana (2019)
    Area of Research: Numerical Visualisation of Natural and Mixed Convection Flow
    Teegala Divya (2014)
    Area of Research: CFD analysis of flow accelerated corrosion in pipes and pipe
    G. Janardhana Reddy (2012)
    Area of Research: Transient couple stress fluid flow Past a vertical cylinder
    PDF Post-Doctoral Fellows
    Dr. Tabinda Nahid
    Jun 2022 → Sep 2022
    Area of Research: q Special Functions
    CONFERENCE / WORKSHOP / SYMPOSIUM / SHORT TERM COURSE / FACULTY DEVELOPMENT PROGRAMME
    AWARDS AND ACCOLADES
    2017
    SAIA, n.o. Fellowship
    2006
    Brain Korea 21 Fellowship
    2003
    National Science Council Fellowship
    1997
    Senior Research Fellowship
    ADDITIONAL RESPONSIBILITIES
    •  Coordinator, Integrated Teachers Education Program (ITEP) (Continuing from July, 2025)
    •  Chairman, Internal Complaints Committee. Nodal officer SHe-Box portal (July, 2023 - December, 2025)
    •  Head, Department of Mathematics (January, 2022 - June, 2023)
    •  Associate Dean, International Relations and Alumni Affairs (April, 2018 - May, 2020)
    •  Warden (July, 2008 - December, 2009)
     Last updated on December 12, 2025