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Bera P.
P. Bera Associate Professor pberafma[at]iitr.ac.in 01332-285071
Areas of Interest
  • Hydrodynamic stability,
  • Hydrodynamics using Spectral methods / Spectral element methods / finite difference methods,
  • Convection in porous media
  • Non-conforming spectral element methods: theory and applications
  • Mechanisms of miscible fluid flow in porous medium
Professional Background
FromToDesignationOrganisation
2012On GoingAssociate ProfessorI.I.T. Roorkee
20042012Assistant ProfessorI.I.T. Roorkee
20022004Senior LecturerI.I.T. Roorkee
19992002Research assosciateMax Planck Institute, Bremen
19971999LecturerI.E.T. Kanpur
Educational Details
DegreeSubjectUniversityYear
B.Sc. Physics, Maths, Chem. Regional College of Edn., BBSR1990
M.Sc.Maths IIT Kanpur1992
Ph.D.C.F.D.IIT Kanpur1999
Administrative Background
FromToDesignationOrganisationLevel
20082012Liason officerI.I.T. Roorkee
Sponsored Research Projects
TopicFunding AgencyYear
Linear and non-linear stability of non-isothermal convective flowDST2014
Instability mechanism of thermosolutal mixed convectionCSIR2012
Stability of Buoyancy Opposed Mixed Convective Flow in a Vertical Porous ChannelDST2003
Memberships
  • ISHMT-ASME, Member
  • Indian Mathematical Society, Member
  • Indian Society of Theoratical and Applied Mechanics, Executive memeber(2008-2011)
Teaching Engagements
TitleCourse CodeClass NameSemester
Linear AlgebraMa-551M.Sc Maths. (Industrial)Spring
Abstract AlgebraMa-301M.Sc Maths. Int 3rd yearAutumn
Basic Mathematics -IMA-101B.Tech 1st yearAutumn
Research Scholar Groups
Scholar NameInterest
Mr. Arshan KhanInstability mechanism of Taylor Couette Flow
Ms Moumita BhowmikStability of non-isothermal Poiseuille flow in vertical annulus filled with porous medium
Mr. Abhishek SharmaA thermal nonequilibrium perspective on convection in porous media
PHDs Supervised
TopicScholar NameStatus of PHDRegistration Year
Mixed convective flow in vertical channel filled with porous medium and its stabilityJai KumarA2005, Jan.
Numerical studies of some convective flow in porous media: stability in vertical pipeAshok KumarA2005 July
Stability of thermo-solutal mixed convection in a vertical pipe filled with porous medium Saurabh KapoorA2008 Jan
Stability of non-isothermal Poiseuille flow in a vertical channelManish K KhandelwalA2009 Jan
Analytical and numerical study of natural convection in porous enclosure: A LTNE approchSarita PippalA2009 July
Stability of mixed convective flow in vertical annulus filled with porous mediumMoumita BhowmikO2011
Stability of mixed convection in differentially heated porous medium channelMr Abhishek Kumar SharmaO2012-13
Visits to outside institutions
Institute VisitedPurpose of VisitDate
Jawaharlal Nehru centre for Advance scientific research centerTo take viva voice examination (as an examinar)05.05.11-0
Banaras Hindu University (BHU)To deliver invited talk (In Department of Mathematics)04-07-2010
Max Planck Institute, Bremen(Germany)Collaborative work with Prof. A. Khalili31-07-2009
Clausthal Technical University , Clausthal (Germany)Collaborative work with Prof. Gunther Brenner26-07-2009
Jacob University Bremen (Germany)Collaborative work with Prof. A. Khalili26.05-2009
I.I.Sc. BangaloreTo deliver invited talk in symposium on Non linear Evolution Equations18.04.2008
I. I. Sc BangaloreTo deliver invited talk in Golden Jubilee conference of Mathematics Dept.20.03.06-2
I.I.T. Kanpur (Dept. of Mathematics)To deliver invited talk in National Symposium on scientific computing with application to PDE.19.11.05-2
Osmania University (Dept. of Mathematics)To deliver invited talk in National Conference and to deliver series of lectures in the Maths. dept.09.02.05-1
Max Planck Institute, BremenTo Continue collaborative research work11.06.02-1
Max Planck Institute, BremenTo Continue collaborative research work11.06.02-1
Invitations
TopicOrganistaionCategoryYear
Non-linear stability analysis of non-isothermal Poiseuille flow in vertical channelI.I.T. KanpurI2014
Series of lecture on : Hydrodynamic Stability in Porous MediaBanaras Hindu UniversityG2010
Courses or Conferences Organised
Conference NameSponsored ByDate
QIP STC on applied numerical methodsAICTE (5 days Course)07-07-2008
QIP STC on applied numerical methodsAICTE (5 days Course)07-07-2008
Refereed Journal Papers

Non-isothermal Poiseuille flow and its stability in a vertical annulus filled with porous medium s By: Moumita Bhowmik, P. Bera and J. Kumar  published in  Int. J. Heat and Fluifd Flow  Vol  56 (pg 272 283) (2015)

Weakly nonlinear stability analysis of non-isothermal Poiseuille flow in vertical channel By: M. K. Khandelwal and P. Bera, published in  Physics of Fluids Vol 27 (pg 064103-1- 24 )  (2015).

A thermal non-equilibrium approach on thermosolutal natural convection due to lateral flux of heat and solute in enclosure: multiple solutions and oscillations By: P. Bera and S. Pippal,  Submitted to Journal (2015).

A thermal non-equilibrium  perspective on intability mechanism of non-isothermal Poiseuille Flow in vertical porous-medaium channel By: P. Bera, M. K. Khandelwal, published  in  Int. J. Thermal Sciences  Vol 105  (Pg 159-173 ) 2016.

 A thermal  non-equilibrium approach on double-diffusive natural convection By: P. Bera, S. Pippal and  A. K. Sharma,  Published in Int. J.  Heat and Mass Transfer Vol: 78 (Pg  1080-1094) 2014.

Influence of chemical reaction on stability of thermo-solutal  convection of couple stress fluid in a horizontal porous layer, By: A. K. Srivastava and P. Bera, Published in: Transport in Porous Media  Vol: 97, No. 3 (Pg 161-184)  2013.

A thermal non-equilibrium approach for 2D natural convection  due to latteral heat flux: square as well as slender enclosure, By:  S. Pippal and P. Bera, Published in: Int. J.  Heat and Mass Transfer Vol. 56  (Pg 501-515) 2013.

Double-diffusive mixed convection in a vertical pipe: A thermal non-equilibrium approach By:  P. Bera, S. Kappor, and M. K. Khandelwal, Published in: Int. J.  Heat and Mass Transfer Vol. 55  (Pg 7079-7092) 2013.

A thermal non-equilibrium perspective on mixed convection  in a vertical channel By: Manish K. Khandelwal and  P. Bera,  Published in: Int. J. Thermal Sciences Vol. 56  (Pg 23-34) 2012.

Influence of periodicity of sinusoidal bottom boundary condition on natural convection in porous enclosure, By: Manish K. Khandelwal, P. Bera and A. Chakrabarti,  Published in: Int. J.  Heat and Mass Transfer Vol. 55  (Pg 2889-2890) 2012.

Influence of non-uniform sinusoidal periodic bottom boundary  condition on natural convection in an isotropic porous enclosure, By: Manish K. Khandelwal and  P. Bera, Published in:   Applied Mechanics and materials vols. 110-116 (Pg 1576-1581) 2012.

Effect of periodicity of non-uniform sinusoidal side heating on natural convection in an anisotropic porous enclosure By:  S. Kapoor and  P. Bera, Published in:   Applied Mechanics and materials vols. 110-116 (Pg 1613-1618) 2012.

Hot springs mediate spatial exchange of heat and mass in the enclosed sediment domain: A stability perspective By:  P. Bera, J. Kumar, and A. Khalili, Published in:  Adv. Water Resources Vol: 34, No. 7 (Pg 817-828) 2011.

Non-Darcy mixed convection in a vertical pipe filled with porous medium By: Ashok Kumar, P. Bera and J. Kumar,  Published in:  Int. J. Thermal Sciences Vol: 50 (Pg 725-735) 2011.

An efficient C0 FE model for the analysis of composites and  sandwich laminates with general layup By: S. K. Singh, A. Chakrabarti, and P. Bera, Published in:  Latin American Journal of Solids and structures Vol: 8 (Pg 197 - 212) 2011.

Influence of inertia and drag terms on the stability of mixed convection in a vertical porous-medium channel By:  J. Kumar, P. Bera, and A. Khalili, Published in: Int. J.  Heat and Mass Transfer Vol. 53  (Pg 5261-5273) 2010.

Natural convection in an anisotropic porous enclosure due   to non-uniform heating from the bottom wall By:  Ashok Kumar and P. Bera,  Published in: ASME J. Heat Trans. Vol. 131 (Pg 07260-1-13) 2009.

Stability of buoyancy  opposed mixed convection in a vertical channel and  its dependency on  permeability By: P. Bera, and A. Khalili,  Published in: Adv. Water Resources Vol: 30, No. 11 (Pg 2296-2308) Date: 17.05.07.

Influence of Prandtl number on stability of mixed convective flow in a vertical channel filled with a porous medium By: P. Bera and A. Khalili, Published in: Physics of Fluids Vol: 18, No. 12 (Pg 124103-1 -10) Date: 20.12.06.

Stability of mixed convection in an anisotropic vertical porous channel By: P. Bera and A. Khalili,
Published in: Physics of Fluids Vol: 14, No. 5 (Pg 1617-1730) Date: 07.21.02.

Double-diffusive natural convection in an anisotropic porous cavity with opposing buoyancy forces: Multi-solutions and oscillation By: P. Bera and A. Khalili, Published in:   Int. J.  Heat and Mass Transfer Vol. 45 No. 15 (Pg 3205-3222) Date: 01.06.02.

Double-diffusive convection in slender anisotropic porous enclosures By: P. Bera, V. Eswaran and P. Singh,
Published in: Jouranl of Porous Media Vol: 3, No. 1 (Pg 11-29) Date: 07.07.00.

Numerical study of heat and mass transfer in an anisotropic porous enclosure due to constant heating and cooling  By: P. Bera, V. Eswaran and P. Singh, Published in: Num. Heat trans. Part-A Vol: 34 (Pg 887-905) Date: 16/02/1999.

 

Refereed Conference Papers

Bifurcation and Pattern Variation of Mixed Convection in a Vertical Channel By P. Bera and Manish K. Khandelwal, Published in Proceeding of the world congres on mechanical, Chemical and Material Engineering,   Page: 291-1-8,  Barcelona, Spain (2015).

   A  thermal non-equilibrium perspective on double-diffusive oscillatory natural convection in an enclosure due to opposing buoyancy forces By: P. Bera and Sarita Pippal, Published  in Proceeding of the 22nd national and 11th ASME international ISHMT-ASME Heat and Mass Transfer Conference
September December 28-31, 2013, IIT Kharagpur, India.

A thermal non-equilibrium approach on non-Darcy mixed convective flow in a vertical annulus By:Moumita Bhowmik and P. Bera, Published  in Proceeding of the 22nd national and 11th ASME international ISHMT-ASME Heat and Mass Transfer Conference
September December 28-31, 2013, IIT Kharagpur, India.

Combined influenced of form drag and thermal non-equilibrium state on the
 stability of mixed convection
By: Manish K. Khandelwal, P. Bera, A. Chakrabarti, Published  in Proceeding of Tenth International Conference on Flow Dynamics}, 25-27 Nov. 2013, Sendai (Japan).

 

Effect of buoyancy ratio on non-Darcy mixed convection in a vertical channel: A thermal non-equilibrium approach By: Manish K. Khandelwal, P. Bera, A. Chakrabarti, Published  in: World Academic of Science, Engineering  and Technology (WASET)  22-23 August 2012 (Paris).

Natural convection in a fluid saturated porous cavity under effect of thermal non-equilibrium model  By: Sarita Pipple, P. Bera, Atul K. Srivastava, Published in:  Proceeding to 38 National Conference on Fluid Mechanics and Fluid power,  MANIT  BHOPAL, India,  Dec. 15-17 (2011).

Natural Convection in Porous Enclosure due to Non-unifor Sinusoidal Heating and Cooling from the Bottom Wall  By: Manish K. Khandelwal, P. Bera, A. Chakrabarti,  Published in: Proceeding to 21st National and 10TH ISHMT-ASME Heat and Mass Transfer Conference, IIT Madras, India, December 27-30, 2011.

Analysis of least stable mode of Buoyancy assisted mixed convective flow in vertical pipe filled with porous medium By: P. Bera and A. Kumar, Published in: Proceeding of World congress on Engineering, Imperial College, London, 6-8 July 2011.

Influence of media permeability on transition behavior of  fluid flow in a vertical channel under different models  By: J. Kumar and P.Bera, Published in:  Proceedings of 53rd congress ISTAM, University College of Engineering, Osmania University, Hyderabad, India, Dec. 27-30 2008.

Natural convection in anisotropic porous enclosure with heating by  sinusoidal temperature profile on one side By: Ashok Kumar, J. Kumar, and P. Bera, Published in: Proceedings of 34th  National Conference on Fluid Mechanics and Fluid power, BIT Mesra  India, Dec. 10-12 2007.

Stability of buoyancy assisted mixed convection in a vertical channel  and its dependency on thermal conductivity By: J. Kumar, Ashok Kumar, and P. Bera, Published in: Proceedings of 34th  National Conference on Fluid Mechanics and Fluid power, BIT Mesra  India, Dec. 10-12  2007.

Stability of buoyancy-opposed mixed convection in a sediment layer with relevance to hydrothermal vents By: J. Kumar, P. Bera, and A. Khalili, Published in Proceedings of Second international conference  on porous media and its applications in science and engineering and industry, Hawaii (USA) June 17-21 2007.

Role of Prandtl number on the stability of mixed convection in a vertical channel filled with a porous medium By: P. Bera, Published in Proceedings of 8th national and 7th ISHMT/ASM  heat and mass transfer conference, IIT Guwahati, India Jan. 4-6, 2006.

Double-diffusive oscillatory-natural convection in an anisotropic  porous cavity due to opposing forces By: P. Bera and A. Khalili, Published in Proceedings of 16th national  and 5th ISHMT/ASME heat and mass transfer conference, Calcutta Jan. 1-3 (2002).

Influence of anisotropy on the stability of mixed convection in a  porous channel By: A. Khalili and P. Bera, Published in Proceedings of 16th national  and 5th ISHMT/ASME heat and mass transfer conference, Calcutta Jan. 1-3 (2002).