PhD MSc
Personal Chair
- About
-
- Email Address
- d.pokrajac@abdn.ac.uk
- Telephone Number
- +44 (0)1224 272983
- Office Address
School of Engineering University of Aberdeen King's College Aberdeen AB24 3UE Scotland, United Kingdom
- School/Department
- School of Engineering
Biography
1982 MEng Civil Engineering with major in Hydraulics, Faculty of Civil Engineering, University of Belgrade, Yugoslavia.
1987 MSc Civil Engineering and Hydraulics, Faculty of Civil Engineering, University of Belgrade, Yugoslavia. Thesis: A model of transient two-dimensional saturated-unsaturated soil water flow.
1997 PhD, Faculty of Civil Engineering,University of Belgrade, Yugoslavia. Thesis: Transport of Pollutants in Groundwater.
1982 Research Assistant, Lecturer (1989), Senior Lecturer (1998), Faculty of Civil Engineering,University of Belgrade, Yugoslavia.
1998 Lecturer, Senior Lecturer (2005), Reader (2011), Professor (2014) School of Engineering, University of Aberdeen.
External Memberships
- Associate Editor, Water Resources Research (AGU) and Journal of Hydrological Processes
- Reviewer for: Journal of Fluid Mechanics; Physics of Fluids; Water Resources Research; ASCE Journal of Hydraulic Engineering; IAHR Journal of Hydraulic Research; Boundary Layer Meteorology; Experiments in Fluids; AGU Journal of Geophysical Research; Journal of Hydrology; Transport in Porous Media; ICE Water Management; Journal of Hydrological Processes; Acta Geophysica; Urban Water; International Journal of Heat and Fluid Flow; International Journal of Computational Mathematics
- Member of International Association of Hydraulic Research
- Research
-
Research Overview
- Porous media flows - application to geological storage of CO2,
- Surface-subsurface exchange on permeable beaches,
- Momentum and mass transfer at fluid-porous interfaces,
- Unsteady turbulent flows over rough walls,
- Application of double-averaged Navier-Stokes equations for studying fluid flows,
- Interaction of urban water systems with groundwater.
Funding and Grants
- Stream-aquifer interactions and their influence on flow regimes and fluvial processes in ephemeral streams, United Utilities Water PLC, £140k, 2017-2022, Co-I with J.C. Comte (PI).
- Modelling hyporheic exchange flows of natural streams in Palestine, Israel and the UK, British Council, £100k, 2016 – 2018, PI, collaboration with Prof. Uri Shavit from Technion-IIT/Faculty of Civil and Environmental Engineering, Haifa, Israel, and Dr Amer Marei from Al Quds University (AQU), East Jerusalem/Faculty of Science and Technology.
- Flood MEMORY: Multi-Event Modelling Of Risk & recovery, EPSRC Sandpit, £213.8k, 2012 – 2015 (EP/K013513/1), D. Pokrajac in collaboration with Professor Christopher Kilsby and Dr Qiuhua Liang from Newcastle University, Dr Riccardo Briganti from University of Nottingham, Dr Harshinie Karunarathna from Swansea University, Prof. Christian Beck, Queen Mary University, Dr Heather Haynes from Heriot-Watt University, Prof. Sue White from Cranfield University, Dr Jessica Lamond, University of the West of England, Dr Jennifer Brown from National Oceanography Centre.
- Fundamental study of migration of supercritical CO2 in porous media under conditions of saline aquifers, EPSRC, £485.5k, D. Pokrajac, in collaboration with Prof. S. He, University of Sheffield, Prof. B.W.D. Yardley, University of Leeds, Prof. Peixue Jiang & Ruina Xu, Tsinghua University, China.
- Turbulence and wall shear stress in unsteady internal flows with rough surfaces, EPSRC, £340.4k, Prof. T. O'Donoghue, D. Pokrajac, in collaboration with Prof. S. He, University of Sheffield and Prof. A. Vardy, University of Dundee.
- TelepathTM – a new non-invasive approach to locating leaks in subsea umbilicals, £112k, D. Pokrajac, S. He, Knowledge Transfer Partnership project with Brinker Technology.
- Experimental and numerical modelling study of swash zone hydrodynamics and sediment transport, EPSRC, £305k, T. O'Donoghue, D. Pokrajac, G. Kikkert, in collaboration with N. Dodd, R. Briggante from Nottingham University
- Open channel flows over permeable bed, EPSRC DTA, D. Pokrajac, N. Horton,
- Increasing flow capacity of urban ducts, culverts and small streams, Scottish Enterprise, £187k, D. Pokrajac, I. McEwan, K. Rudman, C. Soulsby,C. Gibbins
- Spatially-Averaged Flow Over Rough Boundaries, EPSRC, £236k, I. McEwan, D. Pokrajac, V. Nikora, L. Campbell, C. Manes
- Towards sustainable urban groundwater management, UNESCO, £48k, D. Pokrajac
- Swash hydrodynamics, EPSRC DTA, T. O'Donoghue, D. Pokrajac, L. Hondebrink
- Publications
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Page 3 of 4 Results 51 to 75 of 87
Higher Order Analytical Solutions of Water Table Fluctuations in Coastal Aquifers
Ground Water, vol. 50, no. 2, pp. 301-307Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1111/j.1745-6584.2011.00820.x
- [ONLINE] View publication in Scopus
Experimental study of bore-driven swash hydrodynamics on impermeable rough slopes
Coastal Engineering, vol. 60, no. 1, pp. 149-166Contributions to Journals: ArticlesThe effect of bed permeability on oscillatory boundary layer flow
Chapters in Books, Reports and Conference Proceedings: Conference Proceedings- [ONLINE] DOI: https://doi.org/10.9753/icce.v33.waves.26
RADINS equations for aerated shallow water flows over rough beds
Journal of Hydraulic Research, vol. 49, no. 5, pp. 630-638Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1080/00221686.2011.597940
- [ONLINE] View publication in Scopus
Non linear shallow water modelling of bore-driven swash: Description of the bottom boundary layer
Coastal Engineering, vol. 58, no. 6, pp. 463-477Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1016/j.coastaleng.2011.01.004
Turbulent friction in flows over permeable walls
Geophysical Research Letters, vol. 38Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1029/2010GL045695
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/2120/1/Manes_et_al_GRL_2011.pdf
Subsurface processes generated by bore-driven swash on coarse-grained beaches
Journal of Geophysical Research: Oceans, vol. 116, no. C4, C04013Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1029/2010JC006789
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/2147/1/Steenhauer_etal_JGR_2011.pdf
Laboratory and numerical study of dambreak-generated swash on impermeable slopes
Coastal Engineering, vol. 57, no. 5, pp. 513-530Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1016/j.coastaleng.2009.12.007
The effects of beach permeability on bore-driven swash on coarse-grained beaches
Chapters in Books, Reports and Conference Proceedings: Conference ProceedingsAn Experimental Study of Turbulent Flow in the Vicinity of Transverse Square Bars
IUTAM Symposium on The Physics of Wall-Bounded Turbulent Flows on Rough Walls: Proceedings of the IUTAM Symposium on The Physics of Wall-Bounded Turbulent Flows on Rough Walls, held Cambridge, UK, July 7-9, 2009. Nickels, T. B. (ed.). Springer Netherlands, pp. 21-26, 6 pagesChapters in Books, Reports and Conference Proceedings: Chapters- [ONLINE] DOI: https://doi.org/10.1007/978-90-481-9631-9_3
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/2203/1/Pokrajac_IUTAM_2010.pdf
Laboratory measurements of hydrodynamics and sediment transport in the swash-zone
Chapters in Books, Reports and Conference Proceedings: Conference Proceedings- [ONLINE] View publication in Scopus
Turbulence structure of open channel flows over permeable and impermeable beds: A comparative study
Physics of Fluids, vol. 21, no. 12, 125109Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1063/1.3276292
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/2210/1/Manes_etal_PoF_2009.pdf
A visible light driven photoelectrocatalytic fuel cell for clean-up of contaminated water supplies
Desalination, vol. 248, no. 1-3, pp. 132-137Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1016/j.desal.2008.05.048
Bed shear stress in bore-generated swash on steep beaches
Chapters in Books, Reports and Conference Proceedings: Conference ProceedingsWater exchange across the beach face for swash on coarse-grained beaches
Chapters in Books, Reports and Conference Proceedings: Conference ProceedingsVelocity Measurements of a Free-Surface Turbulent Flow Penetrating a Porous Medium Composed of Uniform-Size Spheres
Transport in Porous Media, vol. 78, no. 3, pp. 367-383Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1007/s11242-009-9339-8
Onset of turbulence in a regular porous medium: An experimental study
Physics of Fluids, vol. 21, no. 4, 045104Contributions to Journals: ArticlesInterface between turbulent flows above and within rough porous walls
Acta Geophysica, vol. 56, no. 3, pp. 824-844Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.2478/s11600-008-0022-1
On the significance of form-induced stress in rough wall turbulent boundary layers
Acta Geophysica, vol. 56, no. 3, pp. 845-861Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.2478/s11600-008-0021-2
Spatially averaged turbulent stress and its partitioning
Experiments in Fluids, vol. 45, no. 1, pp. 73-83Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1007/s00348-008-0463-y
EFFECTS OF BEACH ROUGHNESS AND PERMEABILITY ON SWASH HYDRODYNAMICS
Chapters in Books, Reports and Conference Proceedings: Conference ProceedingsGroundwater
Data requirements for integrated urban water management: Urban water series - UNESCO-IHP. CRC Press, pp. 251-258, 8 pagesChapters in Books, Reports and Conference Proceedings: Chapters- [ONLINE] View publication in Scopus
Peculiar mean velocity profiles within a porous bed of an open channel
Physics of Fluids, vol. 19, no. 9, 098109Contributions to Journals: ArticlesDouble averaged open channel flows with small relative submergence
Journal of Hydraulic Engineering, vol. 133, no. 8, pp. 896-904Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1061/(ASCE)0733-9429(2007)133:8(896)
Quadrant analysis of persistent spatial velocity perturbations over square-bar roughness
Experiments in Fluids, vol. 42, no. 3, pp. 413-423Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1007/S00348-006-0248-0