Professor P Nithiarasu

Professor P Nithiarasu

P Nithiarasu

 

Professor, College of Engineering

Head of the Zienkiewicz Centre for Computational Engineering (ZC2E)

Overview

Specialist Subjects: Biomedical Modelling, Cardiovascular Mechanics, Patient-Specific Studies, Finite Element Method, Bioheat Transfer, Micro-Scale Heat Tansfer, Micro-fluidics

  • DSc, Swansea University, 2007
  • PhD, Indian Institute of Technology Madras, 1997
  • MTech, University of Kerala, 1992
  • BE, Madurai Kamaraj University, 1989 

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Research

Professor Nithiarasu is a very active researcher in the area of computational biomedical engineering, computational mechanics and computational fluid dynamics. His contribution to the development of the characteristic based split scheme, in collaboration with Professor O.C. Zienkiewicz, is widely acknowledged. Professor Nithiarasu has led and developed a patient-specific modelling platform for carrying out cardiac and respiratory flow studies in Swansea. His research is mainly funded by EPSRC, RS, Leverhulme Trust and NISCHR. Co-author of nearly two hundred publications, Professor Nithiarasu coordinates the computational biomedical modelling activities with the clinical colleagues in and around Swansea. He co-edits International Journal for Numerical Methods in Biomedical Engineering and co-chairs three international conferences.

Selected publications

  • Perumal Nithiarasu, Semi-automatic surface and volume mesh generation for subject-specific biomedical geometries, International Journal for Numerical Methods in Biomedical Engineering, 2012, 28, 1, [DOI: 10.1002/cnm.1470]
  • Perumal Nithiarasu, Numerical Prediction of Heat Transfer Patterns in a Subject-Specific Human Upper Airway, Journal of Heat Transfer, 2012, 134, 3, [DOI: 10.1115/1.4005158]
  • Perumal Nithiarasu, Non-Newtonian blood flow study in a model cavopulmonary vascular system, International Journal for Numerical Methods in Fluids, 2011, [DOI: 10.1002/fld.2256]
  • P. H. Saksono, P. Nithiarasu, I. Sazonov, S. Y. Yeo, Computational flow studies in a subject-specific human upper airway using a one-equation turbulence model. Influence of the nasal cavity, International Journal for Numerical Methods in Engineering, 2011, 87, 1-5, [ISSN:00295981], [DOI: 10.1002/nme.2986]
  • Perumal Nithiarasu, Patient-specific blood flow simulation through an aneurysmal thoracic aorta with a folded proximal neck, International Journal for Numerical Methods in Biomedical Engineering, 2011, 27, 8, [DOI: 10.1002/cnm.1425]
  • Perumal Nithiarasu, Modelling pipeline for subject-specific arterial blood flow-A review, International Journal for Numerical Methods in Biomedical Engineering, 2011, 27, 12, [DOI: 10.1002/cnm.1446]
  • Perumal Nithiarasu, Influences of domain extensions to a moderately stenosed patient-specific carotid bifurcation: Investigation of wall quantities, International Journal of Numerical Methods for Heat & Fluid Flow, 2011, 21, 8, [DOI: 10.1108/09615531111177741]
  • Si Yong Yeo, Xianghua Xie, I Sazonov, P Nithiarasu, Geometrically Induced Force Interaction for Three-Dimensional Deformable Models, IEEE Transactions on Image Processing, 2011, 20, 5, [ISSN:1941-0042], [DOI: 10.1109/TIP.2010.2092434]
  • Perumal Nithiarasu, Application of a locally conservative Galerkin (LCG) method for modelling blood flow through a patient-specific carotid bifurcation, International Journal for Numerical Methods in Fluids, 2010, [DOI: 10.1002/fld.2313]
  • P.F. Eng, O. J. Guy, Perumal Nithiarasu, An experimental study on an electro-osmotic flow-based silicon heat spreader, Microfluidics and Nanofluidics, 2010, 9, 4-5, [ISSN:1613-4982], [DOI: 10.1007/s10404-010-0594-3]
  • Dr. P Nithiarasu, Dr. Chun-Bin Liu, Prof. Paul G Tucker, Wall distance calculation using Eikonal/Hamilton-Jacobi equations on unstructured meshes - A finite element approach., Engineering Computations, 2010, [DOI: 10.1108/26444011080000482]
  • Dr. Alessandro Mauro, Dr. Fausto Arpino, Dr. Nicola Massarotti, Prof. P Nithiarasu, A novel single domain approach for numerical modelling Solid Oxide Fuel Cells (SOFCs), International Journal of Numerical Methods for Heat & Fluid Flow, 2010, [DOI: 10.1108/96155391080001569]
  • Perumal Nithiarasu, Wall distance calculation using the Eikonal/Hamilton-Jacobi equations on unstructured meshes: A finite element approach, Engineering Computations, 2010, 27, 5, [DOI: 10.1108/02644401011050921]
  • Perumal Nithiarasu, A novel single domain approach for numerical modelling solid oxide fuel cells, International Journal of Numerical Methods for Heat & Fluid Flow, 2010, 20, 5, [DOI: 10.1108/09615531011048268]
  • Perumal Nithiarasu, An investigation of pulsatile flow in a model cavo-pulmonary vascular system, Communications in Numerical Methods in Engineering, 2009, [DOI: 10.1002/cnm.1205]
  • Perumal Nithiarasu, Artificial Compressibility-Based CBS Scheme for the Solution of the Generalized Porous Medium Model, Numerical Heat Transfer, Part B: Fundamentals, 2009, [DOI: 10.1080/10407790802628838]
  • Perumal Nithiarasu, The characteristic-based split (CBS) scheme for viscoelastic flow past a circular cylinder, International Journal for Numerical Methods in Fluids, 2008, [DOI: 10.1002/fld.1625]
  • Perumal Nithiarasu, The locally conservative Galerkin (LCG) method for solving the incompressible Navier-Stokes equations, International Journal for Numerical Methods in Fluids, 2008, [DOI: 10.1002/fld.1683]
  • Perumal Nithiarasu, Steady flow through a realistic human upper airway geometry, International Journal for Numerical Methods in Fluids, 2008, [DOI: 10.1002/fld.1805]
  • Perumal Nithiarasu, Finite element modelling of electro-osmotic flows on unstructured meshes, International Journal of Numerical Methods for Heat & Fluid Flow, 2008, [DOI: 10.1108/09615530810839750]
  • Perumal Nithiarasu, A unified fractional step method for compressible and incompressible flows, heat transfer and incompressible solid mechanics, International Journal of Numerical Methods for Heat & Fluid Flow, 2008, [DOI: 10.1108/09615530810846284]
  • Perumal Nithiarasu, A robust model and numerical approach for solving solid oxide fuel cell (SOFC) problems, International Journal of Numerical Methods for Heat & Fluid Flow, 2008, [DOI: 10.1108/09615530810898971]
  • Perumal Nithiarasu, A short note on Joule heating in electro-osmotic flows: A consistent non-dimensional scaling, International Journal of Numerical Methods for Heat & Fluid Flow, 2008, [DOI: 10.1108/09615530810899024]
  • Perumal Nithiarasu, Adaptive finite element methods in geodynamics: Convection dominated mid-ocean ridge and subduction zone simulations, International Journal of Numerical Methods for Heat & Fluid Flow, 2008, [DOI: 10.1108/09615530810899079]
  • Perumal Nithiarasu, Electro-osmotic flow in microchannels, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2008, [DOI: 10.1243/09544062JMES784]
  • J. P. Mynard, P. Nithiarasu, A 1D arterial blood flow model incorporating ventricular pressure, aortic valve and regional coronary flow using the locally conservative Galerkin (LCG) method, Communications in Numerical Methods in Engineering, 2008, 24, 5, pp.367, [ISSN:10698299], [DOI: 10.1002/cnm.1117]
  • P. Nithiarasu, A fully explicit characteristic based split(CBS) scheme for viscoelastic flow calculations, International Journal for Numerical Methods in Engineering, 2004, 60, 5, pp.949, [ISBN:0029-5981], [ISSN:0029-59811097-0207], [DOI: 10.1002/nme.993]
  • P. Nithiarasu, An efficient artificial compressibility (AC) scheme based on the characteristic based split (CBS) method for incompressible flows, International Journal for Numerical Methods in Engineering, 2003, 56, 13, pp.1815, [ISBN:0029-5981], [ISSN:0029-59811097-0207], [DOI: 10.1002/nme.712]

Teaching

  • EGIM06 - Computational Fluid Dynamics (14/15)
  • EG-323 - Finite Element Method (14/15)

Research theses supervised

PhD

  • 2014 - Computational Simulation of Mitral Valve Disease for Planning Surgical Treatment (1st Supervisor: Dr Clive Weston)
  • 2012 - An improved numerical model for systemic circulation to study high blood pressure and remodelling (2nd Supervisor: Dr Chenfeng Li)
  • 2012 - A novel dual time stepping approach in fluid-structure interaction - application to biomedical problems. (1st Supervisor: Dr Igor Sazonov)
  • 2012 - A Semi-Geometric Variational Multiscale Method on Non-Nested Unstructured Meshes for the Simulation of Physiological Flows. (2nd Supervisor: Dr Igor Sazonov)
  • 2010 - Non-invasive and subject-specific extraction of arterial stiffness (1st Supervisor: Dr Raoul Van Loon)
  • 2008 - Implicit Deformable Models for Biomedical Image Segmentation (2nd Supervisor: Dr Igor Sazonov)
  • 2008 - Implicit Deformable Models for Biomedical Image Segmentation (2nd Supervisor: Dr Xianghua Xie)
  • 2006 - A locally conservative Galerkin approach for subject specific biobfluid dynamics (2nd Supervisor: Dr Raoul Van Loon)
  • 2006 - LES Modelling of jets (1st Supervisor: Professor Michael Edwards)
  • 2006 - Computational Fluid Dynamics in Mechantronics (1st Supervisor: Professor Paul Tucker)
  • 2006 - Quasi-Positive Families of Flux Continuous Finite Volumes Schemes in Two and Three Dimensions (1st Supervisor: Professor Michael Edwards)
  • 2005 - Low Reynolds number heat transfer prediction employing large Eddy Simulation for electronics geometrics (2nd Supervisor: Professor Oubay Hassan)
  • 2005 - Computational Aerodynamics and Aeroacoustics of Jet Noise. (1st Supervisor: Professor Paul Tucker)
  • 2005 - Experimental and Numerical study of an electro-osmotic flow-based heat spreader (2nd Supervisor: Professor Paul Tucker)
  • 2004 - Numerical Modelling of Electro -Osmotic flow through Micro-Channels (2nd Supervisor: Professor Paul Tucker)
  • 2004 - Families of Control-Volume Distributed CVD (MPFA) Finite Volume Schemes for the Porous Media Pressure Equation on Structured and Unstructured Grids (1st Supervisor: Professor Michael Edwards)
  • 2004 - Numerical Simulations of Unsteady Impinging Jet Flows (2nd Supervisor: Professor Kenneth Morgan)
  • 2004 - Numerical Simulations of Unsteady Impinging Jet Flows (2nd Supervisor: Professor Paul Tucker)
  • 2003 - Enhanced Characteristic Based Split Method for Solution of Viscoelastic Flows (2nd Supervisor: Professor Nigel Weatherill)
  • 2002 - A locally conservative Galerkin (LCG) finite element method for conservation equations using the CBS scheme (2nd Supervisor: Professor Oubay Hassan)
  • 2002 - The Characteristic Based Split (CBS) Scheme for laminar and turbulent incompressible flows simulations (2nd Supervisor: Professor Kenneth Morgan)
  • 2001 - A Study of the Characteristic Based Split scheme (CBS) considering the incorporation of speed up techniques. (2nd Supervisor: Professor Kenneth Morgan)
  • 2001 - Development of a Two-Surface Model in the Multi-laminate Framework for Soil (1st Supervisor: Professor Gyanendra Pande)

MPhil

  • 2014 - Computational Simulation of Mitral Valve Disease for Planning Surgical Treatment (1st Supervisor: Dr Clive Weston)
  • 2010 - ''A One-dimensional Human Arterial Network Blood Flow Model with Applications to Stenoses and Aneurysms'' (2nd Supervisor: Dr Igor Sazonov)
  • 2008 - Computational Blood Flow Studies on Model and Realistic GeometriesFluid (2nd Supervisor: Dr Igor Sazonov)
  • 2008 - Rhinospirometry and Cottle Rhinospirometry as a means to evaluate the benefit of nasal septal surgery (1st Supervisor: Dr Keir Lewis)

MRes

  • 2009 - Non-Invasive and Inverse Property Estimation of Arterial Elasticity (2nd Supervisor: Dr Raoul Van Loon)
  • 2006 - One dimensional blood flow modelling with the Locally Conservative Galerkin (LCG) Method (2nd Supervisor: Professor Nigel Weatherill)
  • 2005 - Finite element solvers for interface problems (2nd Supervisor: Professor Paul Tucker)
  • 2005 - Computational Aeroacoustics. (1st Supervisor: Professor Paul Tucker)
  • 2005 - Computational of Jet flows using LES. (1st Supervisor: Professor Paul Tucker)

MSc

  • 2013 - 'CFD modelling of windscreen washer jets'
  • 2013 - Finite element modelling of traffic flow
  • 2012 - 'The numerical simulation of Vortex induced vibration on a circular cylinder'
  • 2011 - 'Vascular Blood flow analysis'
  • 2011 - 'Simulation of a 2D incompressible unsteady flow and optimization using the modified cuckoo search (MCS) algorithm on a long span bridge wind panel design application'
  • 2010 - A variational multiscale finite element method using the characteristic based split scheme for the simulation of blood turbulence in the human carotid artery
  • 2010 - 'Blood modelling of diseased vessels inflicted with aneurysm'

Additional information

Professional qualifications

  • Fellow of the Institute of Mathematics and its Applications
  • Fellow of the Institution of Mechanical Engineers
  • Senior Member of AIAA
  • Chartered Mathematician
  • Chartered Engineer

 

Awards/ scholarships

  • EPSRC Advanced Research Fellowship, Oct.2006 - Sept.2011
  • Named raising star for highest percentate increase in total citations in Engineering by "www.in-cites.com"
  • O.C. Zienkiewicz Award to Young Scientists in Computational Engineering Sciences, European Community for Computational Methods in Applied Sciences (ECCOMAS). Presented during the ECCOMAS 2004 conference, Jyväskylä, Finland, July 24-28, 2004.
  • Zienkiewicz Silver Medal and Prize, Presented by Institution of Civil Engineers, London, 2002.
  • Most Outstanding Paper Award, MCB University Press, England - 1998, Int. J. Num. Meth. Heat Fluid Flow,(Coauthors N. Massarotti and O.C. Zienkiewicz).
  • First Rank Holder (MTech), University of Kerala
  • HRD Scholarships: MTech & PhD

Invited conferences

  • Keynote Lecture, IHTC-14, International Heat Transfer Conference, Aug. 8 - 13, 2010, Whasington D.C, USA.
  • Keynote Lecture, SACAM2010, Seventh South African Conference on Computational and Applied Mechanics, Jan10-13, 2010, Pretoria, South Africa.
  • Keynote Lecture, 35th National Conference on Fluid Mechanics and Fluid Power (FMFP), Bangalore, December 11-13, 2008.
  • Keynote Lecture, Flow and Heat Transfer in Micro-channels. Electro-osmotic flow (EOF), EUROTHERM 2008, Eindhoven, May 19-22, 2008.
  • Keynote Lecture, Conceptual design, analysis and fabrication of a micro-cooling system for thermal management of electronic equipment, PLMSS Conference, IISc Bangalore, Dec.18, 2006
  • Keynote Lecture, A unified approach to fluid dynamics, Keynote Lecture, CFD Symposium, NAL Bangalore, August 2006.
  • Keynote Lecture, The finite element method for heat and fluid flow, International Heat Transfer conference IHTC – 13, 13 – 18 Aug, 2006.
  • Keynote Lecture, Fractional step methods for heat and fluid flow, HEFAT 2005, Cairo, Sept 18 – 22, 2005.
  • Keynote Lecture, Role of Numerical modelling in the compact heat exchanger analysis, 5th International Conference on Compact Heat Exchangers, British Colombia, Canada, Sept 2005.