Perumal Nithiarasu
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Journal Articles

Guest editorial: Computational methods for thermal and energy problems – selected papers from ThermaEcomp24

Perumal Nithiarasu, Nicola Massarotti, Igor Vušanović, Michelle Baxter
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2026) 36 (6): 2249–2250.
https://doi.org/10.1108/HFF-06-2026-998
Published: 04 June 2026
View article titled, Guest editorial: Computational methods for thermal and energy problems – selected papers from ThermaEcomp24
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Journal Articles

A novel finite-element-based solution and property construction method for thermal problems fromsparse data

Wiera Bielajewa, Michelle Baxter, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2026) 36 (6): 2275–2298.
https://doi.org/10.1108/HFF-03-2025-0209
Published: 01 January 2026
View article titled, A novel finite-element-based solution and property construction method for thermal problems fromsparse data
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Journal Articles

A physics-driven and machine learning-based digital twinning approach to transient thermal systems

Armando Di Meglio, Nicola Massarotti, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2024) 34 (6): 2229–2256.
https://doi.org/10.1108/HFF-10-2023-0616
Published: 30 April 2024
View article titled, A physics-driven and machine learning-based digital twinning approach to transient thermal systems
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Journal Articles

Analysis of non-linear losses in a parallel plate thermoacoustic stack

Armando Di Meglio, Nicola Massarotti, Samuel Rolland, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2024) 34 (1): 353–377.
https://doi.org/10.1108/HFF-02-2023-0071
Published: 08 November 2023
View article titled, Analysis of non-linear losses in a parallel plate thermoacoustic stack
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Journal Articles

Editorial: Professor Kannahalli Narasimha Shastri Seetharamu – a tribute to an outstanding computational heat transfer expert

Perumal Nithiarasu, R.W. Lewis, Hywel Thomas
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2022) 32 (5): 1417–1420.
https://doi.org/10.1108/HFF-05-2022-935
Published: 19 April 2022
View article titled, Editorial: Professor Kannahalli Narasimha Shastri Seetharamu – a tribute to an outstanding computational heat transfer expert
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Journal Articles

Predicting the airborne microbial transmission via human breath particles using a gated recurrent units neural network

Hamid Reza Tamaddon Jahromi, Igor Sazonov, Jason Jones, Alberto Coccarelli, Samuel Rolland, Neeraj Kavan Chakshu, Hywel Thomas, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2022) 32 (9): 2964–2981.
https://doi.org/10.1108/HFF-07-2021-0498
Published: 11 January 2022
View article titled, Predicting the airborne microbial transmission via human breath particles using a gated recurrent units neural network
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Journal Articles

Modelling ozone disinfection process for creating COVID-19 secure spaces

HamidReza Tamaddon Jahromi, Samuel Rolland, Jason Jones, Alberto Coccarelli, Igor Sazonov, Chris Kershaw, Chedly Tizaoui, Peter Holliman, David Worsley, Hywel Thomas, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2022) 32 (1): 353–363.
https://doi.org/10.1108/HFF-12-2020-0797
Published: 19 May 2021
View article titled, Modelling ozone disinfection process for creating COVID-19 secure spaces
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Journal Articles

Deep learning or interpolation for inverse modelling of heat and fluid flow problems?

Rainald Löhner, Harbir Antil, Hamid Tamaddon-Jahromi, Neeraj Kavan Chakshu, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2021) 31 (9): 3036–3046.
https://doi.org/10.1108/HFF-11-2020-0684
Published: 22 January 2021
View article titled, Deep learning or interpolation for inverse modelling of heat and fluid flow problems?
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Journal Articles

Guest editorial

Yogendra Joshi, Nicola Massarotti, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2018) 28 (2): 270.
https://doi.org/10.1108/HFF-12-2017-0518
Published: 05 February 2018
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Journal Articles

A numerical study of vortex shedding from a circular cylinder vibrating in the in-line direction

Satya Prakash Singh, Gautam Biswas, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2013) 23 (8): 1449–1462.
https://doi.org/10.1108/HFF-08-2012-0183
Published: 28 October 2013
View article titled, A numerical study of vortex shedding from a circular cylinder vibrating in the in-line direction
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Journal Articles

Artificial compressibility based CBS solutions for double diffusive natural convection in cavities

Fausto Arpino, Nicola Massarotti, Alessandro Mauro, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2013) 23 (1): 205–225.
https://doi.org/10.1108/09615531311289196
Published: 04 January 2013
View article titled, Artificial compressibility based CBS solutions for double diffusive natural convection in cavities
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Journal Articles

Forced convection heat transfer within a moderately‐stenosed, patient‐specific carotid bifurcation

Rhodri L.T. Bevan, Roland W. Lewis, Perumal Nithiarasu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2012) 22 (8): 1120–1134.
https://doi.org/10.1108/09615531211271907
Published: 26 October 2012
View article titled, Forced convection heat transfer within a moderately‐stenosed, patient‐specific carotid bifurcation
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Journal Articles

Development of heat transfer coefficient and friction factor correlations for offset fins using CFD

Ranganayakulu Chennu, Pallavi Paturu
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 935–951.
https://doi.org/10.1108/09615531111177732
Published: 01 November 2011
View article titled, Development of heat transfer coefficient and friction factor correlations for offset fins using CFD
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Journal Articles

Investigation of two dimensional flow past multi element airfoils for general transport aircraft

Manish Singh, Kumar Dhanalakshmi, Jaideep Mathur
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 1026–1049.
https://doi.org/10.1108/09615531111177778
Published: 01 November 2011
View article titled, Investigation of two dimensional flow past multi element airfoils for general transport aircraft
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Journal Articles

A new PCA‐ANN algorithm for retrieval of rainfall structure in a precipitating atmosphere

Srinivasa Ramanujam, R. Chandrasekar, Balaji Chakravarthy
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 1002–1025.
https://doi.org/10.1108/09615531111177769
Published: 01 November 2011
View article titled, A new PCA‐ANN algorithm for retrieval of rainfall structure in a precipitating atmosphere
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Journal Articles

CFD simulation of momentum injection control past a streamlined body

Rajesh Sahu, B.S.V. Patnaik
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 980–1001.
https://doi.org/10.1108/09615531111177750
Published: 01 November 2011
View article titled, CFD simulation of momentum injection control past a streamlined body
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Journal Articles

Modeling of solid phase sedimentation during directional solidification in a side cooled cavity

Prodyut Chakraborty, Pradip Dutta
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 913–934.
https://doi.org/10.1108/09615531111177723
Published: 01 November 2011
View article titled, Modeling of solid phase sedimentation during directional solidification in a side cooled cavity
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Journal Articles

Influences of domain extensions to a moderately stenosed patient‐specific carotid bifurcation: Investigation of wall quantities

Rhodri Bevan, P. Nithiarasu, Igor Sazonov, Raoul van Loon, Heyman Luckraz, Michael Collins, Andrew Garnham
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 952–979.
https://doi.org/10.1108/09615531111177741
Published: 01 November 2011
View article titled, Influences of domain extensions to a moderately stenosed patient‐specific carotid bifurcation: Investigation of wall quantities
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Journal Articles

Finite element study of residual stresses and distortions in arc welding with a trailing liquid nitrogen heat sink

R.S. Sudheesh, N. Siva Prasad
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (8): 1050–1065.
https://doi.org/10.1108/09615531111177787
Published: 01 November 2011
View article titled, Finite element study of residual stresses and distortions in arc welding with a trailing liquid nitrogen heat sink
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Journal Articles

Numerical analysis of convective heat transfer enhancement in swirl tubes

Sara Rainieri, Fabio Bozzoli, Linda Schiavi, Giorgio Pagliarini
Journal: International Journal of Numerical Methods for Heat & Fluid Flow
International Journal of Numerical Methods for Heat & Fluid Flow (2011) 21 (5): 559–571.
https://doi.org/10.1108/09615531111135828
Published: 14 June 2011
View article titled, Numerical analysis of convective heat transfer enhancement in swirl tubes
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