Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Bjarne Anton Foss"'
Publikováno v:
IEEE Transactions on Automatic Control
This article proposes a relax-and-discretize approach for optimal control of continuous-time differential algebraic systems. It works by relaxing the algebraic equations and penalizing the violation into the objective function using the augmented Lag
Publikováno v:
International Journal of Robust and Nonlinear Control
This article addresses the problem of designing a sensor fault‐tolerant controller for an observation process where a primary, controlled system observes, through a set of measurements, an exogenous system to estimate the state of this system. We c
Publikováno v:
Journal of Process Control
This paper proposes a primal decomposition algorithm for efficient computation of multistage scenario model predictive control, where the future evolution of uncertainty is represented by a scenario tree. This often results in large-scale optimizatio
Publikováno v:
SPE Reservoir Evaluation & Engineering. 22:709-733
Summary A methodology is proposed for the production optimization of oil reservoirs constrained by gathering systems. Because of differences in scale and simulation tools, production optimization involving oil reservoirs and gathering networks typica
Publikováno v:
Computers & Chemical Engineering. 114:245-253
This paper considers the upstream oil and gas domain, or more precisely the daily production optimization problem in which production engineers aim to utilize the production systems as efficiently as possible by for instance maximizing the revenue st
Publikováno v:
SPE Journal. 22:1585-1595
Summary Uncertainty is a major challenge in reservoir management. To take the uncertainty into consideration, optimization can be carried out over a set of scenarios. Most approaches on reservoir management under uncertainty optimize a sequence of co
Publikováno v:
Computational Geosciences. 21:479-497
The production life of oil reservoirs starts under significant uncertainty regarding the actual economical return of the recovery process due to the lack of oil field data. Consequently, investors and operators make management decisions based on a li
Publikováno v:
Journal of Petroleum Science and Engineering. 143:35-43
We propose to solve a black-oil reservoir optimal control problem with the Direct Multiple Shooting Method (MS). MS allows for parallelization of the simulation time and the handling of output constraints. However, it requires continuity constraints
Publikováno v:
IFAC-PapersOnLine. 49:931-936
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Publikováno v:
Energy Policy
Mature shale-gas wells possess a property that enables cyclic production and shut-in without incurring revenue losses. Based on this property, we suggest that fields with mature shale-gas wells may act as virtual gas storage for supplying fast-rampin