Information
Room No:
256
+91-870-2462316
vrkraju@nitw.ac.in
https://wsdc.nitw.ac.in/facultynew/facultyprofile/id/16283
Bio Sketch
Key Notes
- Journal(s): 56
- Conference(s): 2
- PhD: Awarded - 8
58
PUBLICATIONS8
DOCTORAL STUDENTS4
PROJECTSResearch Areas
Fluid Dynamics; Heat Transfer; CFD; Combustion; Microfluidic
EDUCATION QUALIFICATION
| Degree | Institute | Year |
|---|---|---|
| Doctor of Philosophy | IIT KHARAGPUR | 2011 |
| Master of Technology | JADAVPUR UNIVERSITY | 2000 |
| Bachelor of Engineering | UCE BURLA | 1997 |
COURSES HANDLED
| Course | L-T-P | Credit | Degree Level |
|---|---|---|---|
| Fluid Mechanics and Hydraulic Machines(ME1207) | 3-0-0 | 3 | UG |
| Advanced Fluid Mechanics(ME16001) | 3-0-0 | 3 | UG, PG |
| Fluid Mechanics and Hydraulic Machines(CE232) | 3-0-0 | 3 | UG |
| Refrigeration and Air-Conditioning(ME351) | 3-0-0 | 3 | UG |
| Computational Fluid Dynamics(ME313) | 3-0-0 | 3 | UG |
| Heat Transfer(ME253) | 3-0-0 | 3 | UG |
| Experimental Methods in Thermal Engineering(ME16004) | 3-0-0 | 3 | PG |
| Design and Optimization of Thermal Systems(ME5152) | 3-0-0 | 3 | PG |
| Refrigeration Technology(ME5111) | 3-0-0 | 3 | PG |
| Advanced Heat and Mass Transfer(ME5103) | 3-0-0 | 3 | PG |
PUBLICATIONS
Journal(s)
Optimization study of obstacles in T–T mixing channel at low Reynolds numbers,
By S Rampalli, VRK Raju,
Wiley,
The Canadian Journal of Chemical Engineering,
vol.102,
pp.1670-1782,
2024
Effect of Deflector on the Combustion Characteristics of a Micro-Combustor With a Controlled Centrally Slotted Bluff Body,
By KAS Raghavan, SS Rao, VRK Raju,
asme,
Journal of Energy Resources Technology,
vol.146(2),
pp.022303,
2024
Mixing enhancement of passive type T-mixer through shape optimization,
By R Shasidhar, VRK Raju, S Das,
SAGE Journals,
Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering,
vol.238,
pp.,
2024
Numerical investigation of the effect of slit-width on the combustion characteristics of a micro-combustor with a centrally slotted bluff body,
By KAS Raghavan, SS Rao, VRK Raju, ,
ELSEVIER,
International Journal of Hydrogen Energy ,
vol.48,
pp.5696,
2023
Numerical investigation for enhancing HCCI combustion characteristics in DI-CI engine fueled with butanol/diesel blends,
By KS Prasad, SS Rao, VRK Raju,
Elsevier,
Journal of Engineering Research,
vol.,
pp.,
2023
Numerical investigation of the effect of the slit profile on the combustion characteristics of a micro-combustor with a centrally slotted bluff body,
By KA Srinivasa Raghavan, S Srinivasa Rao, VRK Raju,
SAGE JOurnals,
Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering,
vol.,
pp.,
2023
Enhancement of mixture homogeneity for DI-CI engine to achieve Homogeneous Charge Compression Ignition (HCCI) combustion characteristics: a numerical approach,
By K SivaPrasad, SS Rao, VRK Raju,
Taylor & Francis ,
Energy Sources, Part A: Recovery, Utilization, and Environmental Effects ,
vol.44,
pp.,
2022
Experimental investigation of drying kinetics of green chilli and okra using indirect solar dryer with evaluation of dryer performance,
By M Goud, MVV Reddy, VP Chandramohan, A Lingayat, VRK Raju ,
Taylor and Francis,
International Journal of Ambient Energy ,
vol.43 (1), ,
pp.5284-5296,
2022
Effect of thermal boundary conditions on heat transfer performance of liquid liquid Taylor flow through a microchannel with obstruction,
By S Chandrasekhar, P Akash, V Rajesh Khana Raju,
John Wiley & Sons,
The Canadian Journal of Chemical Engineering,
vol.,
pp.,
2021
Numerical evaluation of swirl effect on liquid mixing in a passive T-micromixer,
By TM Dundi, VRK Raju, VP Chandramohan,
Taylor & Francis,
Australian Journal of Mechanical Engineering,
vol.,
pp.,
2021
Parametric Optimization of Direct Injection CI Engine to Improve Combustion Characteristics,
By PR Ganji, KS Prasad, VRK Raju SS Rao,
wiley,
Environmental Progress & Sustainable Energy,
vol.,
pp.,
2021
Effect of exhaust gas recirculation on the performance and emission characteristics of a DI-CI engine fueled with butanol/diesel blends,
By K Siva Prasad, S Srinivasa Rao, R Vysyaraju Rajesh Khana,
AIChE,
Environmental Progress & Sustainable Energy,
vol.,
pp.,
2021
Analytical modelling of electromagnetic field and performance investigation of a rectangular linear electromagnetic stirrer,
By S Das, RS Dhabarde, VRK Raju,
Emerald Publishing Limited,
COMPEL The international journal for computation and mathematics ,
vol.,
pp.,
2021
Simple structured and highly efficient passive T type micromixer with circumferential in step at entry,
By M Dundi, VRK Raju, VP Chandramohan” ,
John Wiley & Sons,
Asia Pacific Journal of Chemical Engineering ,
vol.,
pp.,
2021
Drying kinetics of tomato (Solanum lycopersicum) and Brinjal (Solanum melongena) using an indirect type solar dryer and performance parameters of dryer,
By A Lingayat, VP Chandramohan, VRK Raju, S Suresh,
springer,
Heat and Mass Transfer,
vol.,
pp.,
2021
Effect of compression ratio and fuel injection pressure on the characteristics of a CI engine operating with butanol/diesel blends,
By KS Prasad, SS Rao, VRK Raju,
elsevier,
Alexandria Engineering Journal ,
vol.,
pp.,
2021
Enhancement of combustion characteristics of VCR diesel engine by optimizing engine parameters,
By BKK Prabhakara Rao Ganji, Rajesh Khana Raju Vysyaraju, Srinivasa Rao Surapaneni,
springer,
SN Applied Sciences,
vol.,
pp.,
2021
Boundary Condition Effect on Two Phase Fluid Flow and Heat Transfer inside 3D Microchannels,
By S Chandrasekhar, V Rajesh Khana Raju,
Isfahan University of Technolog,
Journal of applied fluid mechanics,
vol.,
pp.,
2021
Numerical Evaluation of Liquid Mixing in a Serpentine Square Convergent-divergent Passive Micromixer,
By S Rampalli, TM Dundi, S Chandrasekhar, VRK Raju, VP Chandramohan,
Walter de Gruyter GmbH,
Chemical Product and Process Modeling ,
vol.,
pp.,
2020
Comparative study on single-injection and pilot-injection strategies for DI CI engine fuelled with the butanol/diesel blend,
By Siva Prasad Kattela, S. Srinivasa Rao & V. R. K. Raju,
Taylor and Francis,
International Journal of Ambient Energy ,
vol.,
pp.,
2020
Parametric optimization of a DI CI engine fuelled with butanol diesel blend using Response Surface Methodology (RSM),
By SP Kattela, SS Rao, VRK Raju,
wiley,
Environmental Progress & Sustainable Energy ,
vol.,
pp.,
2020
Numerical Analysis of Liquid Mixing in a T-Micromixer with Taylor Dispersion Obstructions,
By M Dundi, S Chandrasekhar, S Rampalli, VRK Raju, VP Chandramohan,
Ram Arti Publishers, ,
International Journal of Mathematical, Engineering and Management Sciences ,
vol.,
pp.,
2020
A review on indirect type solar dryers for agricultural crops Dryer setup, its performance, energy storage and important highlights,
By AB Lingayat, VP Chandramohan, VRK Raju, V Meda,
elsevier,
Applied Energy ,
vol.,
pp.,
2020
Effect of wall temperature modulation on the heat transfer characteristics of droplet train flow inside a rectangular microchannel,
By SVB Vivekanand, VRK Raju,
elsevier,
Chinese Journal of Chemical Engineering ,
vol.,
pp.,
2020
Modulated wall motion approach for augmenting slug flow heat transfer between two micro-parallel plates,
By SVB Vivekanand, VRK Raju,
aip publishing,
Physics of Fluids ,
vol.,
pp.,
2020
Energy and exergy analysis on drying of banana using indirect type natural convection solar dryer,
By A Lingayat, VP Chandramohan, VRK Raju,
Taylor & Francis,
Heat Transfer Engineering ,
vol.,
pp.,
2020
Development of indirect type solar dryer and experiments for estimation of drying parameters of apple and watermelon,
By A Lingayat, VP Chandramohan, VRK Raju, A Kumar,
elsevier,
Thermal Science and Engineering Progress ,
vol.,
pp.,
2020
Comparative study on single injection and pilot injection strategies for DI CI engine fuelled with the butanol diesel blend,
By SP Kattela, S Srinivasa Rao, VRK Raju,
Taylor & Francis,
International Journal of Ambient Energy ,
vol.,
pp.,
2020
Onset of Rayleigh Benard Convection with Periodic Boundary Temperatures Using Weakly Nonlinear Theory,
By A Kumar, VRK Raju, S Das,
springer nature,
Microgravity Science and Technology ,
vol.,
pp.,
2020
Performance and emission characteristics of a DI CI engine operated with n-butanol/diesel blends,
By K Siva Prasad, S Srinivasa Rao , V. R. K. Raju,
Taylor and Francis,
Energy Sources, Part A: Recovery, Utilization, and Environmental Effects,
vol.,
pp.,
2019
Effect of Early Injection Combined with EGR on Combustion Characteristics of Pongamia Biodiesel Blend,
By SRS Prabhakara Rao Ganji, Viswanath Kummara, VRK Raju,
national academy of science,
Proceedings of the National Academy of Sciences,
vol.,
pp.,
2019
Numerical study on evaporation heat transfer characteristics of water in inclined microchannels with varying inlet vapor quality,
By SVB Vivekanand, VRK Raju,
Emerald Publishing,
World Journal of Engineering,
vol.,
pp.,
2019
Characterization of enhanced liquid mixing in T-T mixer at various Reynolds numbers,
By M Dundi, VRK Raju, VP Chandramohan,
John Wiley & Sons,
Asia Pacific Journal of Chemical Engineering,
vol.,
pp.,
2019
Optimisation of EGR and SOI for better combustion characteristics using response surface methodology,
By PR Ganji, KB Chowdary Putta, SP Kattela, VRK Raju, S Srinivasa Rao,
Taylor & Francis Ltd,
International Journal of Ambient Energy ,
vol.,
pp.,
2019
Effect of wall contact angle and carrier phase velocity on the flow physics of gas–liquid Taylor flows inside microchannels,
By SVB Vivekanand, VRK Raju,
springer,
Chemical Papers ,
vol.,
pp.,
2019
Characterization of mixing in an optimized designed T–T mixer with cylindrical elements,
By TM Dundi, VRK Raju, VP Chandramohan,
elsevier,
Chinese Journal of Chemical Engineering ,
vol.,
pp.,
2019
Influence of Capillary Number on the droplet Shape, Film Thickness, and Pressure Drop in a Liquid-Liquid Taylor Flow inside a Microcapillary,
By S. V. B. Vivekanand, S. Chandrasekhar, V. R. K. Raju,
Ram Arti Publishers,
International Journal of Mathematical, Engineering and Management Sciences,
vol.,
pp.,
2019
Effect of n-butanol/diesel blends and piston bowl geometry on combustion and emission characteristics of CI engine,
By Siva Prasad Kattela, S. Srinivasa Rao & V. R. K. Raju,
Springer,
Environmental Science and Pollution Research,
vol.,
pp.,
2019
A numerical model for drying of spherical object in an indirect type solar dryer and estimating the drying time at different moisture level and air temperature,
By G Arunsandeep, A Lingayat, VP Chandramohan, VRK Raju, KS Reddy,
Taylor Francis,
International Journal of Green Energy,
vol.,
pp.,
2018
Numerical analysis on solar air collector provided with artificial square shaped roughness for indirect type solar dryer,
By Abhay L., Chandramohan V.P., Raju V.R.K.,
elsevier,
Journal of Cleaner Production,
vol.,
pp.,
2018
Numerical study of the hydrodynamics and heat transfer characteristics of liquid-liquid Taylor flow in microchannel,
By S.V.B. Vivekanand V.R.K. Raju,
John Wiley & Sons Inc,
Heat Transfer-Asian Research ,
vol.,
pp.,
2018
Numerical analysis on thermal energy storage device to improve the drying time of indirect type solar dryer,
By Satyapal Yadav, Abhay Bhanudas Lingayat, V.P. Chandramohan, V. R. K. Raju,
springer,
Heat and Mass Transfer ,
vol.,
pp.,
2018
Numerical solution and it's analysis during solar drying of green peas,
By G. Arunsandeep, Abhay Lingayat, Chandramohan V.P., V.R.K. Raju,
Springer,
Journal of The Institution of Engineers (India): Series C,
vol.,
pp.,
2018
16. Prabhakara Rao Ganji, Rudra Nath Singh, V.R.K.Raju, S.Srinivasa Rao,” Design of piston bowl geometry for better combustion in direct injection compression ignition engine,
By Prabhakara Rao Ganji, Rudra Nath Singh, V.R.K.Raju, S.Srinivasa Rao,
springer,
Sadhana ,
vol.,
pp.,
2018
Computational Optimization of Biodiesel Combustion using Response Surface Methodology ,
By G.Prabhakara Rao, Kiran Prasad Ch, V.R.K.Raju, S.S.Rao,
Society of Thermal Engineers of Serbia,
Thermal Science,
vol.,
pp.,
2017
Design, Development and Performance of Indirect Type Solar Dryer for Banana Drying,
By Abhay Lingayat, Chandramohan V.P., V.R.K. Raju,
Elsevier,
Energy Procedia ,
vol.,
pp.,
2017
Parametric Study and Optimization Using RSM of DI Diesel Engine for Lower Emissions,
By G.Prabhakara Rao, Kiran Prasad Ch, V.R.K.Raju, S.S.Rao,
sringer,
Journal of the Brazilian Society of Mechanical Sciences and Engineering,
vol.,
pp.,
2017
Parametric Optimization Through Numerical Simulation of VCR Diesel Engine ,
By G.Prabhakara Rao, Abdul rahman, Aasrith K, V.R.K.Raju, S.S.Rao ,
springer,
Journal of The Institution of Engineers (India): Series C. ,
vol.,
pp.,
2017
Investigating optimal operating parameters of DI diesel engine - A CFD approach using CONVERGETM,
By G.Prabhakara Rao, Vipin Dhyani, Deepak Kumar, V.R.K.Raju, S.S.Rao,
emerald,
World Journal of Engineering ,
vol.,
pp.,
2016
Stability of two axially superposed fluids of different viscosities between two rotating cylinders,
By Raju, V.R.K.,
JAFM Publishing Office,
Journal of Applied Fluid Mechanics,
vol.,
pp.,
2016
Simulation of Evaporation Heat Transfer in a Rectangular Microchannel,
By S. V. B Vivekanand, V.R.K.Raju,
Elsevier,
Procedia Engineering,
vol.,
pp.,
2015
Effect of Fuel Injection Pressure and Spray Cone Angle in DI Diesel Engine using CONVERGETM CFD Code,
By G.Prabhakara Rao, V.R.K.Raju, S.S.Rao,
Elsevier,
Procedia Engineering ,
vol.,
pp.,
2015
Numerical Simulation of Rod-Climbing Effect in Newtonian Fluids,
By Manoj Kumar N, V. R. K. Raju ,
springer,
Procedia Engineering,
vol.,
pp.,
2015
Taylor vortices in the flow between two coaxial cylinders one of which has a step change in radius,
By Raju, V. R. K.,
IOP,
Fluid Dynamics Research,
vol.,
pp.,
2014
Onset of thermal instability in a horizontal layer of fluid with modulated boundary temperatures,
By Raju, V.R.K., Bhattacharyya, S.N. ,
Springer,
Journal of Engg. Mathematics ,
vol.66,
pp.,
2010
Stability of cylindrical Couette flow in the presence of an oscillating axial magnetic field,
By Raju, V.R.K., Bhattacharyya, S.N. ,
American Physical Society,
Physical Review E,
vol.,
pp.,
2008
Conference(s)
Two-phase flow and heat transfer through wavy microchannel
By S Chandrasekhar, VRK Raju,
2ND INTERNATIONAL CONFERENCE ON HEAT TRANSFER AND FLUID FLOW, NIT WARANGAL, INDIA,
2020
Numerical analysis of heat transfer characteristics of Taylor slug flow through microchannel with obstruction
By A Patel, VRK Raju,,
2ND INTERNATIONAL CONFERENCE ON HEAT TRANSFER AND FLUID FLOW, NIT WARANGAL, INDIA, 2020,
2020
PROJECT / CONSULTANCY
Design and Development of Microchannel Mixers for Medical Applications and Microchannel Heat Exchangers for Cooling Electronic Equipment
Role:
Principal Investigator
Type: Research
Sponsor: SERB
Project Cost (INR): 2760000
Date of Commencement: 19-02-2021 Date of Completion: 19-02-2024
Duration: 36 Months
Status: Completed
Type: Research
Sponsor: SERB
Project Cost (INR): 2760000
Date of Commencement: 19-02-2021 Date of Completion: 19-02-2024
Duration: 36 Months
Status: Completed
Simulation and experimental evaluation of dual-fuel Homogeneous Charge Compression Ignition Engine by using reactivity fuels
Role:
Co-Principal Investigator
Type: Research
Sponsor: SPARC, MHRD-
Project Cost (INR): 3678000
Date of Commencement: 19-07-2019 Date of Completion: 18-07-2021
Duration: 24 Months
Status: Completed
Type: Research
Sponsor: SPARC, MHRD-
Project Cost (INR): 3678000
Date of Commencement: 19-07-2019 Date of Completion: 18-07-2021
Duration: 24 Months
Status: Completed
CoE on “ Sustainable Energy Studies”
Role:
Co-Principal Investigator
Type: Research
Sponsor: TEQIP-II
Project Cost (INR): 50000000
Date of Commencement: 19-10-2013 Date of Completion: 19-07-2016
Duration: 33 Months
Status: Completed
Type: Research
Sponsor: TEQIP-II
Project Cost (INR): 50000000
Date of Commencement: 19-10-2013 Date of Completion: 19-07-2016
Duration: 33 Months
Status: Completed
Experimental investigation of rod climbing effect
Role:
Principal Investigator
Type: Research
Sponsor: MHRD,
Project Cost (INR): 280000
Date of Commencement: 19-07-2012 Date of Completion: 18-07-2014
Duration: 24 Months
Status: Completed
Type: Research
Sponsor: MHRD,
Project Cost (INR): 280000
Date of Commencement: 19-07-2012 Date of Completion: 18-07-2014
Duration: 24 Months
Status: Completed
RESEARCH FELLOWS / PhD STUDENTS
Previous PhD Students
K A Srinivasa Raghavan
(2024)
Area of Research:
Numerical Investigations on the effect of Geometric Parameters on the Combustion Characteristics of a Centrally Slotted Bluff Body Micro- Combustor fuelled with Premixed H 2 -air.
R SHASIDHAR
(2023)
Area of Research:
Enhancement of mixing characteristics of passive T-
type micromixer through geometry optimization
S Chandrasekhar
(2022)
Area of Research:
Investigation of Heat Transfer Characteristics of Liquid-Liquid Taylor Flow in Microchannels
Kattela Siva Prasad
(2021)
Area of Research:
Parametric optimization of a DI-CI engine fuelled with butanol/diesel blends for improved performance and emission characteristics
T Manoj Kumar Dundi
(2020)
Area of Research:
Numerical Investigations for Enhanced Liquid Mixing Characteristics in Passive T-type
Micromixers
Abhay Bhanudas Lingayat
(2019)
Area of Research:
Experimental and Numerical Investigations of Indirect Type
Solar Dryer for Drying of Agricultural Food Products
S.V.B. Vivekanand
(2019)
Area of Research:
Two-phase microchannel heat transfer is studied under varying wettability, wall conditions, and orientation. Numerical analysis reveals key effects on flow, pressure drop, and enhanced heat transfer f
G Prabhakar Rao
(2017)
Area of Research:
Optimized CAT3401, VCR diesel, and PB20 engines using RSM to reduce NOx, soot, and ISFC. Best settings improved emissions significantly, with enhanced mixture homogeneity and HCCI-like combustion.
CONFERENCE / WORKSHOP / SYMPOSIUM / SHORT TERM COURSE / FACULTY DEVELOPMENT PROGRAMME
AWARDS AND ACCOLADES
2016
Best presentation
ADDITIONAL RESPONSIBILITIES
- Associate Dean, Academic Research Programs (July, 2023 - June, 2024)
- Associate Dean (Academic-PhD) (January, 2022 - June, 2023)
- Library Advisory Committee Member (August, 2021 - June, 2024)
- Faculty Coordinators in CCPD (July, 2019 - November, 2020)
Last updated on December 9, 2025