About
Summary
Professional with unique educational and employment background and ample international experience. Interested in engineering and R&D roles within the areas of my educational and professional fields of expertise: complex systems modeling & simulations, systems & control, AI/ML, petroleum/reservoir engineering, system identification and reduced-order modeling, numerical computations....
Positions
Computational and Modeling Expert / Reservoir Engineer-Consultant Jul 2022 -
Expert Modelling & Simulation Jun 2021 - Jun 2022
Working on a large variety of projects/subjects in the areas of FAE, CFD, AI/ML, Dimensionality/Model Order Reduction, (Stochastic) Molecular Simulations (DSMC), etc.
Independent oil & gas consultant / Computational & Data scientist Aug 2018 - Jun 2021
Senior Reservoir Engineer Apr 2017 - Aug 2018
A (rather comprehensive) full list of responsibilities, functions and projects is available upon request. It is also available at my LinkedIn page: https://www.linkedin.com/in/renatomarkovinovic/
Senior Reservoir-Research Engineer Jan 2015 - Apr 2017
Maersk Oil Research and Technology Centre (MORTC)
Research projects
- Completion Design and Optimization of Long Horizontal Wells
- Distributed Fiber Sensing (DTS,DAS/DVS)
- Matrix Acidizing/Stimulation of Carbonate Formations
- Production Optimization (modeling and mitigation of slugging, separator trips, ...)
Field trials:
- Coiled-Tubing Tractor field trials
Other:
- Assisted the EOR team on research in WAG, Surfactant, and Polymer Injection.
- Modelling & performance assessment of long-horizontal wells with Landmark’s NETool® software and coupling it with Eclipse reservoir simulator.
- Provided courses on numerical reservoir simulation, reservoir fluids behavior & PVT-EOS-modeling, recovery mechanisms and fluid behavior of fractured carbonate reservoirs
Visiting Lecturer Sep 2014 - Apr 2015
Civil Engineering and Geosciences, Delft University of Technology
Lecturer and examiner of the MSc course "Properties of Hydrocarbons & Oilfield Fluids". Main subjects: basic thermodynamic properties and behavior of pure and multi-component systems, Phase-Equilibria, Equations of State, PVT correlations, Isothermal Flash Calculations, Basics of fluid sampling and PVT experiments, Multistage-Separator Optimization, Gas Injection, Miscible concepts, Gas Hydrates.
Reservoir Enginner-Consultant Jan 2012 - Dec 2014
Modelling and Dynamic Simulation of Naturally Fractured Reservoirs (Middle East), Well Testing Proposals Construction & Data Interpretation, Fluid Characterization (gas-condensate, southern North Sea), Production Analysis, Reserves and Recovery Estimations, etc. (West Africa), SWAG (feasibility study, offshore North Africa), Writing Bid Proposals. Tools: IPM suite (MBAL/Prosper/Gap/PVTp), Ecrin (Saphir, Diamant, Topaze), PVTSim, Eclipse, Petrel.
PostDoc in Computational Lithography Jan 2010 - Dec 2010
TU/e Eindhoven University of Technology
Improving computational efficiency of Maxwell solvers for solving diffraction gratings light scattering problems in semiconductor lithography/metrology (EM+optics).
Implementing and programming fast and robust iterative solvers for non-Hermitian (complex-valued) linear systems (in Fortran90 and Matlab).
Results: Considerable speed-up, a huge financial gain and a competitive advantage over the competitors.
PostDoc in Ensemble-based Data_assimiltation & Optimization Oct 2008 - Dec 2009
International Research Institute of Stavanger (IRIS)
Developed and implemented (in Matlab) algorithms for efficient Closed-Loop Reservoir Management, in particular Ensemble-(Kalman-Filter)-based & various deterministic and stochastic optimizers.
Researcher / Algorithms Developer Jan 2006 - Jun 2007
Testing and development of Schlumberger's software for efficient subsurface-surface simulation.
Education
Delft University of Technology 2009
Field of study: Geosciences / Petroleum Eng.
Degree: PhD
Thesis: ”System-Theoretical Model Reduction for Reservoir Simulation and Optimization” Results: Introduced MOR and subspace System Identification in the field. A best-paper award.
Download link: https://repository.tudelft.nl/islandora/object/uuid:6879a75b-ac5c-4ebd-b4ac-d958fa03003a/?collection=research
Dutch Institute of Systems and Control (DISC) 2009
Field of study: Systems and Control
Degree: Postgraduate Certificate
Postgraduate courses successfully completed:
- "Mathematical Models of Systems"
- "Optimization in Control"
- "Design Methods for Control Systems"
- "Model Reduction"
- "System Theory: A least squares approach"
- "Model Reduction of Nonlinear Systems"
- "System Identification for Control"
- "Systems and Control Theory of Nonlinear Systems"
Dutch Centre of Technical Geoscience (CTG) 2009
Field of study: Technical Geosciences
Degree: Postgraduate Certificate
Postgraduate courses successfully completed:
- "Introduction to Reservoir Engineering"
- "Mathematics of Oil Recovery"
- "Wave propagation, diffusion phenomena and flow"
- "Introduction to numerical modeling of flow and transport problems in porous media"
- "Digital signal processing theory"
- "Stochastic modeling and geo-statistics for flow transport in porous media"
- "Visualization and quantification of porous media flow processes using x-ray"
- "Upscaling from pore to core"
- "Geophysical characterization of the shallow subsurface"
- "The dynamics of polymers and gels in porous media"
- "Intro to homogenization theory with applications to flow and transport problems in porous media"
- "Fractals, Percolation and Disorder in Solid-Fluid Systems
Delft University of Technology 1996 - 2001
Field of study: Electrical Engineering/ Systems and Control
Degree: MSc
Thesis: ”Model reduction of nonlinear systems: a comparative study of two methods applied on the full-order model of the synchronous generator”.
Results: graduated with honors (Cum Laude).
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