Dr. Ajey Kumar Patel

Assistant Professor

Department of Civil Engineering

National Institute of Technology, Warangal - 506004, Telangana, INDIA

: akpcivil@nitw.ac.in,ajeypatel@gmail.com

: 08702468147

Interests: Computational Fluid Dynamics (CFD); Environmental Fluid Mechanics; Wastewater Engineering; Surface Aeration Systems

 Specializations:

Environmental Fluid Mechanics, Wastewater Engineering, Computational Fluid Dynamics(CFD)


 Message:

I am broadly interested in application of fluid mechanics principles in various environmental engineering problems, particularly in the development of efficient water and wastewater treatment technologies. Currently I am interested in numerical modelling of surface aeration systems for improving the efficiency of such systems by employing the computational fluid dynamics(CFD) techniques.

 

Courses Currently Being Taught:


Environmental Studies

Environmental Hydraulics and Hydrology

Environmental Systems Engineering

Water Supply Systems

Environmental Engineering Laboratory


Publication Details

 

Patent: 

  1. Achanta Ramakrishna Rao and Ajey Kumar Patel- Hybrid Tank Aerator (Patent No. 318880, Application No. 1697/CHE/2015)

Books:

  1. Ajey Kumar Patel and Achanta Ramakrishna Rao- Aeration systems for wastewater treatment- ISBN 978-3-8454-7341-3, Lambert Academic Publications (2011).
  2. E Venkata Rathanam, KV Jayakumar, Ajey Kumar Patel, P. Venkateswara Rao, PH Hari Prasad Reddy, K. Venkat Reddy – Climate Change and Sustainable Water Resources Management: Proceedings of National Conference, CSWM-2015 – ISBN: 978-1-63102-724-6.

Book Chapters:

  1. Rangari V.A., Veerendra Gopi K., Umamahesh N.V., Patel A.K. (2018) Simulation of Urban Drainage System Using Disaggregated Rainfall Data. In: Singh V., Yadav S., Yadava R. (eds) Hydrologic Modeling. Water Science and Technology Library, vol 81. Springer, Singapore
  2. Rangari V.A., Sridhar V., Umamahesh N.V., Patel A.K. (2020) Rainfall Runoff Modelling of Urban Area Using HEC-HMS: A Case Study of Hyderabad City. In: AlKhaddar R., Singh R., Dutta S., Kumari M. (eds) Advances in Water Resources Engineering and Management. Lecture Notes in Civil Engineering, vol 39. Springer, Singapore
  3. Papiya Mandal, Naveen Kumar and Ajey Kumar Patel (2020) Estimation of Greenhouse gases in Ambient Air. In Sunil K.,Kalamdhad A., Ghangrekar M.M.(Eds) Sustainability in Environmental Engineering and Science. Lecture notes in Civil Engineering, Vol.93, Springer, Singapore.


Peer Reviewed International Journals:

  1. Achanta Ramakrishna Rao, Bimlesh Kumar and Ajey Kumar Patel (2007), Relative Performance of Different Shaped Surface Aerators, Water Quality Research Journal of Canada, vol. 42, No.1, 26-40. http://www.cawq.ca/journal/temp/article/337.pdf (IF=0.71)
  2. Achanta Ramakrishna Rao, Ajey Kumar Patel and Bimlesh Kumar (2009), Oxygen transfer in circular surface aeration tanks, Environmental Technology, Vol.30, No.7, 747-753, DOI: 10.1080/09593330902911705. [IF=0.811]
  3. Achanta Ramakrishna Rao, Bimlesh Kumar and Ajey Kumar Patel (2009), Vortex Behavior of Unbaffled Surface Aerator, ScienceAsia, Vol. 35, 189-195, http://dx.doi.org/10.2306/scienceasia1513-1874.2009.35.183.
  4. Achanta Ramakrishna Rao, Ajey Kumar Patel and Bimlesh Kumar (2009), Optimal geometric parameters in baffled surface aeration systems, Water Practice and Technology, Vol.4, No.3. doi: 10.2166/WPT.2009.049.
  5. Bimlesh Kumar, Ajey Kumar Patel and Achanta Ramakrishna Rao (2010), Shape Effect on Optimal Geometric Conditions in Surface Aeration Systems, Korean J. Chem. Eng., 27(1),159-162. DOI: 10.2478/s11814-009-0302-8. [IF = 0.83]
  6. Achanta Ramakrishna Rao, Ajey Kumar Patel and Bimlesh Kumar (2010), Power characteristics of surface aerators, J. Chem. Tech. Biotech., Vol.85, 805-813, DOI: 10.1002/jctb.2364. [IF=1.426]
  7. Bimlesh Kumar, Ajey Kumar Patel and Achanta Ramakrishna Rao (2010), Energy Dissipation With Geometric Parameters In Unbaffled Surface Aerator, J. Environ. Sci. Engg., Vol. 4, No. 2, 80-84.
  8. Bimlesh Kumar, Ajey Kumar Patel and Achanta Ramakrishna Rao (2011), Mass Transfer and Shear Rate in Baffled Surface Aerator Korean J. Chem. Eng., 28, 2, 502-506. [IF = 0.83]
  9. Bimlesh Kumar, Thiyam Tamphasana Devi, Ajey Kumar Patel and Ankit Bhatla (2010), Optimal configuration for power consumption in baffled surface aeration tanks, Bulletin of Chemical Reaction Engineering & Catalysis, 5, 2, 87-93.
  10. Bimlesh Kumar, Ajey Kumar Patel and Achanta Ramakrishna Rao (2011), Investigations of Mixing Time Scales in Baffled Circular Tank with a Surface Aerator, Environ. Eng. Res., 16(1), 47-51.
  11. Priyanka Narayanan, Ajey Kumar Patel and KV Jayakumar (2013), Lifecycle Assessment of Wastewater Treatment Plants, Res. & Rev J. of Engg. Tech., Vol. 2, Issue 3, 209-212.
  12. Thiyam Tamphasana Devi, Bimlesh Kumar and Ajey Kumar Patel (2015), Detached eddy simulation of turbulent flow in stirred tank reactor, Procedia Engineering, 127, 87-94.
  13. Anupam Pragya, Sahu S. K, Tiwari M., Rathod T. D., Bhangare R. C., Ajmal P. Y., Ajey Kumar Patel, Pandit G. G. (2018), Determination of Extraction Efficiency of Different Solvents for Organic Carbon Content in Biomass Combustion Aerosols, International Journal of Scientific Research in Science and Technology, 4(3), 92-96.
  14. K, Devarajan., and Patel, A. K., 2018, “CFD Modelling of Circular Baffled Aeration Tanks,” Urbanization Challenges in Emerging Economies, U.P. Singh, B.R. Chahar, H.R.P. Yadav, and S.K. Vij, eds., American Society of Civil Engineers, 1801 Alexander Bell Drive Reston, Virginia, 20191-4382 www.asce.org/publications | ascelibrary.org, pp. 47–58. https://doi.org/10.1061/9780784482025
  15. Harshal Patil, Ajey Kumar Patel, H.J. Pant, A. Venu Vinod. (2018) CFD Simulation Model for Mixing Tank Using Multiple Reference Frame (MRF) Impeller Rotation. ISH Journal of Hydraulic Engineering, DOI: 10.1080/09715010.2018.1535921.
  16. Vinay Ashok Rangari; V Sridhar; Umamahesh V Nanduri; Ajey Kumar Patel (2019), Floodplain Mapping and Management of Urban Catchment using HEC-RAS: A Case Study of Hyderabad City. Journal of The Institution of Engineers (India): Series A: volume 100, pages 49–63 https://doi.org/10.1007/s40030-018-0345-0.
  17. VA Rangari, R Gonugunta, NV Umamahesh, AK Patel, CM Bhatt (2018), 1D-2D MODELING OF URBAN FLOODS AND RISK MAP GENERATION FOR THE PART OF HYDERABAD CITY. International Archives of the Photogrammetry, Remote Sensing & Spatial Information Sciences, 11/20/2018, Vol. XLII-5, p445-450. 6p.
  18. Harshal Patil, Ajey Kumar Patel, H.J. Pant, A. Venu Vinod. (2020) Numerical modelling of stirred tank and its validation by Radioactive Particle Tracking (RPT). ISH Journal of Hydraulic Engineering (Accepted).

Peer Reviewed National Journals: 

  1. Achanta Ramakrishna Rao, Bimlesh Kumar and Ajey Kumar Patel (2005), Rectangular Surface Aerators, J. Environ. Sci. Engg. Vol-47, No.1, pp 47-52.
  2. Bimlesh Kumar, Achanta Ramakrishna Rao and Ajey Kumar Patel (2011), Parameter Optimization of Unbaffled Circular Surface Aeration Tank J.Environ. Sci. Engg., Vol.53, No. 1, 21-26.
  3. Vinay Ashok Rangari, Sriramoju Sai Prashanth, N. V. Umamahesh and Ajey Kumar Patel (2018), Simulation of Urban Drainage System Using a Storm Water Management Model (SWMM), Asian Journal of Engineering and Applied Technology ISSN: 2249-068X Vol. 7 No. S1, 2018, pp.7-10
  4. Devarajan K. and Ajey Kumar Patel (2019), Periodic Behaviour of Mean Velocity Fields in Rushton Turbine (RT) Driven Stirred Tank, International Journal of Mathematical, Engineering and Management Sciences,(IJMEMS) (Accepted).


International Conferences:

  1. Ajey Kumar Patel and Achanta Ramakrishna Rao (2012), A new hybrid aerator combining a bubble generator and a mechanical surface aerator, Proceedings of Sixth International Conference on Environmental Science and Technology, held on June 25-29, 2012 in Houston, Texas, USA. pp-175.
  2. Ajey Kumar Patel, Achanta Ramakrishna Rao and Virendrasingh Pawar (2013), Computational and experimental modelling of pump sump, HYDRO 2013 International-XVIII Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, Chennai.
  3. Vinay Ashok Rangari, Ajey Kumar Patel, N V Umamahesh (2015), Review of Urban Stormwater Models, HYDRO 2015 INTERNATIONAL, 20th International Conference on Hydraulics, Water Resources and River Engineering, 17-19 December 2015, IIT, Roorkee.
  4. G. Singh, Ajey Kumar Patel, H.S. Patil, V. Vinod, H.J. Pant. (2015) “Comparison Of Different Turbulence Models To Simulate Flows In Fully Baffled Stirred Tank” 68th Annual Session of Indian Institute of Chemical Engineers (Chemcom-2015), 27-30 December IIT Guwahati, India.
  5. Thiyam Tamphasana Devi, Bimlesh Kumar, Ajey Kumar Patel. (2015) Detached Eddy Simulation of turbulent flow in stirred tank reactor. International Conference Computational Heat and Mass Transfer, NIT Warangal, India, Nov 30-Dec 2, 2015.
  6. H.P. Rani, V. Narayana, Ajey Kumar Patel. (2015) Comparison of Divergence Schemes for Convective Terms To Solve Lid Driven Flow In A Square Cavity. 60th Congress of ISTAM (http://istam.iitkgp.ac.in) Held at MNIT, Jaipur-302017, Rajasthan, India, Dec. 16-19, 2015.
  7. Vinay Ashok Rangari, K. Veerendra Gopi, N V Umamahesh, Ajey Kumar Patel.(2016) “Simulation of urban drainage system using disaggregated rainfall data”, International Conference on Water, Environment, Energy and Society (ICWEES-2016), Organized By Texas A & M University USA & AISECT University, Bhopal, India, 15-18 March, 2016.
  8. Vinay Ashok Rangari, N V Umamahesh, Ajey Kumar Patel. (2016)“Development of different modeling strategies for urban flooding: a case study of hyderabad city”, Civil Engineering Conference-Innovation for Sustainability (CEC- 2016), Organized By National Institute of Technology Hamirpur
  9. Devarajan K. and Ajey Kumar Patel.(2017) Modelling of Free Surface Profiles in Unbaffled Surface Aerators. International Conference on Modelling of Environmental and Water Resources Systems (ICMEWRS 2017), HBTU Kanpur, March 24-27, 2017, Kanpur, India.
  10. Devarajan K. and Ajey Kumar Patel. (2017) CFD Modelling Of Circular Baffled Aeration Tanks. ASCE India Conference 2017, Urbanization Challenges in Emerging Economies: Moving Towards Resilient Sustainable Cities and Infrastructure, 12 - 14 December 2017, NEW DELHI.
  11. Harshal Patil, Ajey Kumar Patel, H.J. Pant, A. Venu Vinod. (2017) CFD Simulation Model for Mixing Tank Using Multiple Reference Frame (MRF) Impeller Rotation. 22nd International Conference on Hydraulics, Water Resources and Coastal Engineering, Hydro-2017, 15-17 December 2017, L.D. College of Engineering Ahmedabad.
  12. Harshal Patil, Ajey Kumar Patel, Devarajan K., A. Venu Vinod. (2019), Comparison of Different off Bottom Impeller Clearances to Investigate the Effect on Hydrodynamics in Rushton Turbine Stirred Tank, International Conference on New Frontiers in Chemical, Energy and Environmental Engineering (INCEEE-2019) 15-16 Feb, 2019, NIT Warangal, India.
  13. Papiya Mandal, Naveen Kumar and Ajey Kumar Patel (2020) Estimation of Greenhouse gases in Ambient Air. In Sunil K.,Kalamdhad A., Ghangrekar M.M.(Eds) International Conference on Sustainable Environmental Engineering and Science (SEES-2019) Nov 28-29, 2019, Dr. Sudhir Chandra Sur Degree Engineering College, Kolkata.


National Conferences:

  1. Anupam Pragya, Sahu S. K, Tiwari M., Rathod T. D., Bhangare R. C., Ajmal P. Y., Ajey Kumar Patel, Pandit G. G. (2018), Determination of Extraction Efficiency of Different Solvents for Organic Carbon Content in Biomass Combustion Aerosols, National Conference on Recent Trends and Developments in Environmental and Basic Sciences (RTDEBS-2018) Organized by, Faculty of Science In collaboration with Internal Quality Assurance Cell (IQAC), Dr. S. D. D. Arts College & Commerce & Science College, Maharashtra, India.
  2. Devarajan K. and Ajey Kumar Patel (2019), Periodic Behaviour of Mean Velocity Fields in Rushton Turbine (RT) Driven Stirred Tank, Proceedings of the National Conference on Computational Modeling of Fluid Dynamics Problems (CMFDP-2019) NIT Warangal, India – Jan 18-20, 2019.

Sponsored Research Projects

Sl. No.

Title of the Project

Amount

in Rs.

Funding Agency

Period

Investigators

Remarks 

(Completed/ Ongoing)

1.

Investigation of hydrodynamics of surface aeration tanks and validation of CFD models using radioactive particle tracking (RPT) technique

24,63,000

Board of Research in Nuclear Sciences (BRNS), Mumbai

16-07-2014

To

30-03-2018

Ajey Kumar Patel (PI),

KV Jayakumar (CoPI),

Venu Vinod (CoPI)

Ongoing

2.

Integrated Urban Flood Management in India: Technology Driven Solutions 

66,83,000

ITRA, DEIT, MCIT, GOI

20-01-2014

To

20-01-2019

N V Umamahesh (PI),

Ajey Kumar Patel (CoPI)

Completed

3.

Analysis of turbulent flow in surface aeration tanks by computational fluid dynamics (CFD)

33,63,000

Science and Engineering Research Board (SERB), New Delhi

16-05-2015 

To

17-05-2018

Ajey Kumar Patel (PI),

KV Jayakumar (CoPI),


Ongoing

4.

Study of flow patterns in aeration tank by CFD

1,20,000

SEED Grant, MHRD

28-09-2012 to 30-12-2013

Ajey Kumar Patel (PI)

Completed


Ph.D. Research Supervision:

S.No.

Name of Student

Reg. Year and Status (FT/PT)

Thesis Title

Other Supervisior(s) (if any) Names & Department

Completed / Ongoing

1.

Vinay Rangari (714058)

2014 (FT)

Hydrologic Modelling and Risk Assessment of Urban Floods: A case study of Hyderabad City

Prof NV Umamahesh (Civil Engg)

Completed on 21/08/2020

2.

Harshal Patil (715068)

2015 (FT)

Hydrodynamics of Stirred Tank using Radioactive Particle Tracking (RPT) Technique and CFD

Prof. Venu Vinod (Chem. Engg)

Submitted

3.

K. Devarajan (716111)

2016 (FT)

CFD modelling of Surface Aeration tanks


Ongoing



Workshops/STTPs/Conferences Organized:

Title

Co-ordinator

Date

 Analysis and Design of Water distribution Networks (Sponsored by TEQIP-II, NIT Warangal)

 Dr. Ajey Kumar Patel and  Dr.E.Venkata Rathnam

March 16-18, 2017


 

 

Awards And Honours

Late Prof. S.K. Lakshamana Rao Memorial BEST PAPER AWARD at International Conference on Computational Heat and Mass Transfer (ICCHMT-2015) organised by the Department of Mathematics, NIT Warangal during November 30- December 2, 2015.



 

 

Additional Responsibility


Program Cordinator MTech (EE) (16/10/2020 onwards)

Faculty-in-charge Fluid Mechanics Laboratory

Faculty-in-Charge Quiz Club

 

Course Taught Previously

 

Publications

 

PHDs Supervised

 

Workshops/Conferences

 

Projects

 

Awards and Honors

 

Additional Responsibility