Dr Raja B
Assistant Professor of Mechanical Engineering


IIITD&M Kancheepuram
IIT Madras Campus
Chennai 600 036
India

Ph : +91-44-2257 8556


rajab@iiitdm.ac.in

  
   
Research Interest    
  1. Refrigeration and Air-Conditioning
2. Computational Fluid Dynamics                                                           
3. Boiling Heat Transfer
4. Nanofluids
     
Education    
  Ph D - Anna University, Chennai
     
Experience    
 
    Industrial experience of around 4 years in

    1. Kirloskar Copeland Limited (Karad) and
    2. GE - Engineering Analysis Centre of Excellence (Bangalore)
     
Areas of expertise    
 
    Heat Transfer and Fluid Flow
    
     
Most recently published papers    
2010
 
1. L. Godson Asirvatham, B. Raja, D.Mohan Lal and S. Wongwises (2010), Experimental Investigation on thermal conductivity and viscosity of Silver-Deionized water nanofluid,  Experimental Heat Transfer, Taylor & Francis Publication (In Press)

2. B.Raja, D.Mohan Lal and R.Saravanan (2010), Stratified flow boiling heat transfer study of a HFC/HC refrigerant mixture in smooth horizontal tubes, Heat and Mass Transfer, Springer Publication (In Press)

3. S. Joseph Sekhar , B. Raja and D. Mohan Lal (2010) , Thermal-fluid modeling of a Visi-Cooler, Computational Thermal Sciences, Begell Publication (In Press)

4. L. Godson, B. Raja, D. Mohan Lal, and S. Wongwises (2010), Enhancement of Heat Transfer using Nanofluids - An Overview, Renewable and Sustainable Energy Reviews, Elsevier publication (In Press)

5. B. Raja , S. Joseph Sekhar and D. Mohan Lal (2010), Thermal-Fluid modelling of an Air-Cooled Condenser for Refrigerants, Journal of Engineering Thermophysics, Springer Publication (In Press)

6. B.Raja, S.Joseph Sekhar and D.Mohan Lal (2010), Heat transfer correlation for a refrigerant mixture in a vertical helical coil evaporator, Thermal Science (In Press)
2009
 
1. B.Raja, D.Mohan Lal and R.Saravanan (2009), Flow boiling heat transfer study of R-134a/R-290/R-600a mixture in 9.52 and 12.7 mm smooth horizontal tubes: Experimental investigation, Experimental Thermal and Fluid Sciences, Vol. 33, pp. 542-550.(Elsevier publication)

2. B.Raja, D.Mohan Lal and R.Saravanan (2009), Numerical study on flow boiling heat transfer of A refrigerant mixture in horizontal tubes under a varied heat flux boundary condition, Computational Thermal Sciences, Vol 1., pp. 75 – 103. (Begell Publication)

3. B.Raja, D.Mohan Lal and R.Saravanan (2009), Flow boiling of R-134a/R-290/R-600a mixture in a 9.52 /12.7 mm smooth horizontal tube using varied heat flux method, Applied Thermal Engineering, Vol. 29, pp. 1778 -1785 (Elsevier Publication)

4. B.Raja, D.K. Kumar, D.M. Lal and R.Saravanan (2009), Influence of nucleation on flow boiling heat transfer coefficient of a refrigerant mixture under varied heat flux condition, Journal of Engineering Thermophysics, Vol. 18(3), pp. 249-257 (Springer Publication)

5. B.Raja, P.Balachander, D.Mohan Lal and R.Saravanan (2009), A Comparative Study on Flow Boiling Heat Transfer Coefficient of R-134a and R-134a/R-290/R-600a Refrigerant Mixture, Heat Transfer Research, Vol. 40, pp.571-588. (Begell Publication)

6. B.Raja, D.Mohan Lal and R.Saravanan (2009), Boiling in a Stratified Two-Phase Flow - A Review, Heat Transfer Research , Vol. 40, pp.589-612. (Begell Publication)
       
2008
 
1. B.Raja, D.Mohan Lal and R.Saravanan (2008), Flow boiling heat transfer coefficient of R-134a/R-290/R-600a mixture smooth horizontal tube, Thermal Science, Vol.12, No.2, p33-44.
     
2003    
 
1. B.Raja, S.Joseph Sekhar, D.Mohan Lal and A.Kalanidhi (2003), A Numerical model for thermal mapping in a hermetically sealed reciprocating refrigerant compressor, International Journal of Refrigeration, Elsevier Publication , Vol.26, p652-658.
   
Under Review
 
1. C.P. Jawahar, B.Raja and R.Saravanan, Thermodynamic Studies on NH3 – H2O Absorption Cooling System using Pinch Point Approach.
     
Recent Conference    
2010
 
1. B.Raja, D.Mohan Lal and R.Saravanan, Boiling Heat Transfer of R-134a and M09 Refrigerant Mixture in a Stratified Flow – A Comparison under Varied Heat Flux Condition, ISHMT-ASME Heat and Mass Transfer Conference 2010, IIT Bombay, Paper 10HMTC232.
     
2009    
 
1. B.Raja, D.Mohan Lal and R.Saravanan, Evaporative heat transfer coefficient of a HFC/HC refrigerant mixture under varied heat flux condition, National Conf. Ref. and AC., IIT Madras – 2009, Paper P-43. (Received the Best Paper Award)

2. P.Balachander, B.Raja and D.Mohan Lal, Investigation on oil return in an evaporator using HFC/HC refrigerant with mineral oil as lubricant, National Conf. Ref. and AC., IIT Madras – 2009, Paper P-41.
     
2008    
 
1. B.Raja, D.Mohan Lal and R.Saravanan, Evaporative heat transfer coefficient of a HFC/HC refrigerant mixture under varied heat flux condition – low heat and mass flux application, Int. Refrigeration and Air-conditioning conference at Purdue – 2008. Paper – 2194, p1-8.
     
Patents    
 

National patent – Under examination

1. D. Mohan Lal, S. Joseph Sekhar and B.Raja, ‘A drop-in-substitute for R-12’, Reference number : 457/CHE/2008
     
Awards    
 

    1. Best paper award – 2009 – IIT Madras NCRAC2009 Conference
    2. Best project of the month award- 2003. (at EACoE, Bangalore)
    3. Hats off award for Gear Box - CFD project - 2003. (at EACoE, Bangalore)
    4. Green Belt certification – 2003 (at EACoE, Bangalore)
    5. GE Shares award : Stock option grant certificate – 2002 (at EACoE, Bangalore)
    6. Green Belt Certified for “Development of Process map for Free Surface Flow Analyses.” (at EACoE, Bangalore)
     
Memberships in professional societies    
 

ISHRAE

     
Other details    
 

Courses to be handled

1. Fluid Mechanics and Heat Transfer
2. Thermal Science for Electronic Engineering
3. Applied Thermal Engineering Theory and Practice

Development : Established a laboratory facility for Applied Thermal Engineering

Corporate Training

1. Prof. Dave Wisler course on “Advanced aerodynamics” (2 month) at Cincinnati, USA
2. Six Sigma training on DMAIC
3. GE training Programmes/Onsite assignments on Aircraft Engine training at Cincinnati, USA for 5 months
4. Assertive communication skills at Cream works ltd.
5. CFD training modules and Training through e-learning.



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