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
-
Page 1 of 4 Results 1 to 25 of 87
General shallow water equations (GSWEs)
Journal of Hydraulic Research, vol. 61, no. 3, pp. 303-321Contributions to Journals: ArticlesEffect of extracellular matrix on tissue hydraulic permeability of the brain tumour
36th Scottish Fluid Mechanics Meeting, pp. 39-40Contributions to Conferences: PostersImmiscible fluids
Encyclopedia of Soils in the Environment. Gross, M. J., Oliver, M. A. (eds.). 2nd edition. Elsevier, pp. 239-247Chapters in Books, Reports and Conference Proceedings: Chapters (Peer-Reviewed)- [ONLINE] DOI: https://doi.org/10.1016/B978-0-12-822974-3.00104-X
Influence of air chambers on wavefront steepening in railway tunnels
Tunnelling and Underground Space Technology, vol. 117, 104120Contributions to Journals: ArticlesParameterization and Results of SWE for Gravity Currents Are Sensitive to the Definition of Depth
Journal of Hydraulic Engineering, vol. 147, no. 5, 1868Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1061/(ASCE)HY.1943-7900.0001868
- [ONLINE] View publication in Scopus
Near-trapping effect of wave-cylinders interaction on pore water pressure and liquefaction around a cylinder array
Ocean Engineering, vol. 218, 108047Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1016/j.oceaneng.2020.108047
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/19308/1/Lin_NearTrappingEffect_AAM.pdf
- [ONLINE] View publication in Scopus
3D pore system reconstruction using nano-scale 2D SEM images and pore size distribution analysis for intermediate rank coal matrix
Fuel, vol. 275, 117934Contributions to Journals: ArticlesImpact of grain roughness on residual nonwetting phase cluster size distribution in packed columns of uniform spheres
Physical Review. E, Statistical, Nonlinear and Soft Matter Physics, vol. 102, no. 1, 013109Contributions to Journals: ArticlesCoal matrix pore analysis using nanoscale scanning electron microscopy and direct capillary pressure curve simulation
Energy & Fuels, vol. 34, no. 6, pp. 6761-6767Contributions to Journals: ArticlesAutomated extraction of in situ contact angles from micro-computed tomography images of porous media
Computers & Geosciences, vol. 137, 104425Contributions to Journals: ArticlesOn the concept of macroscopic capillary pressure in two-phase porous media flow
Advances in Water Resources, vol. 135, 103487Contributions to Journals: ArticlesSpatial averaging over a variable volume and its implications for simulation of open channel flows over permeable beds
Chapters in Books, Reports and Conference Proceedings: Conference Proceedings- [ONLINE] View publication in Scopus
A low-cost, non-hazardous protocol for surface texturing of glass particles
Tribology Letters, vol. 67, no. 4, 115Contributions to Journals: ArticlesContinuously-fed gravity currents propagating over a finite porous substrate
Physics of Fluids, vol. 31, no. 12, 126601Contributions to Journals: ArticlesCleat structure analysis and permeability simulation of coal samples based on micro-computed tomography (micro-CT) and scan electron microscopy (SEM) technology
Fuel, vol. 254, 115579Contributions to Journals: ArticlesPermeability upscaling using cubic law based on the analysis of multi-resolution micro-CT images of intermediate rank coal
Energy & Fuels, vol. 33, no. 9, pp. 8215-8221Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1021/acs.energyfuels.9b01625
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/14924/1/Zhou_et_al_Fuels_Upscaling_AAM.pdf
- [ONLINE] View publication in Scopus
- [ONLINE] View publication in Mendeley
Developing Nanocomposite Gels from Biopolymers for Leakage Control in Oil and Gas Wells
Chapters in Books, Reports and Conference Proceedings: Conference Proceedings- [ONLINE] DOI: https://doi.org/10.2118/195765-MS
- [ONLINE] View publication in Scopus
Characterization of dual porosity system in Suthern Qinshui Basin coal with micro-CT and nano-scale SEM technology
81th EAGE Conference & Exhibition 2019Contributions to Conferences: Posters- [ONLINE] DOI: https://doi.org/10.3997/2214-4609.201901423
Surface and subsurface contributions to the build-up of forces on bed particles
Journal of Fluid Mechanics, vol. 851, pp. 558-572Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1017/jfm.2018.522
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/11835/1/surface_subsurface20180608.pdf
Lagrangian and Eulerian Description of Bed Load Transport
Journal of Geophysical Research: Earth Surface, vol. 123, no. 2, pp. 384-408Contributions to Journals: ArticlesTemporal acceleration of a turbulent channel flow
Journal of Fluid Mechanics, vol. 835, pp. 471-490Contributions to Journals: ArticlesNumerical study of the effects of contact angle and viscosity ratio on the dynamics of snap-off through porous media
Advances in Water Resources, vol. 111, pp. 70-85Contributions to Journals: ArticlesDepth-averaged momentum equation for gravity currents with varying density: coefficient in pressure term
Journal of Hydraulic Research, vol. 56, no. 3, pp. 424-430Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1080/00221686.2017.1335245
- [OPEN ACCESS] http://aura.abdn.ac.uk/bitstream/2164/10841/1/JHR_R2_submitted.pdf
Measurement of in situ contact angle distribution in packed beds of spheres using X-ray micro-CT
3rd UK InterPore Conference on Porous MediaContributions to Conferences: PostersComputation of fluid flow and pore-space properties estimation on micro-CT images of rock samples
Computers & Geosciences, vol. 106, pp. 118-129Contributions to Journals: Articles