Γ-opt Research Group
Γ-opt Research Group
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Publications
2
Investment planning in the petroleum downstream infrastructure
The Brazilian oil industry has gained new momentum after the discovery of large oil reserves in deep under-water. Numerous investments …
Luiza Fiorencio
,
Fabricio Oliveira
,
Paula Nunes
,
Silvio Hamacher
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DOI
Tactical capacity planning in a real-world ETO industry case: An action research
Many engineering-to-order (ETO) organizations are multi-project capacity-driven production systems in which capacity planning is of …
Andréa Nunes Carvalho
,
Fabricio Oliveira
,
Luiz Felipe Scavarda
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DOI
Accelerating Benders stochastic decomposition for the optimization under uncertainty of the petroleum product supply chain
This paper addresses the solution of a two-stage stochastic programming model for an investment planning problem applied to the …
Fabricio Oliveira
,
Ignacio Grossmann
,
Silvio Hamacher
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DOI
A Lagrangean decomposition approach for oil supply chain investment planning under uncertainty with risk considerations
We present a scenario decomposition framework based on Lagrangean decomposition for the multi-product, multi-period, supply investment …
Fabricio Oliveira
,
V. Gupta
,
Silvio Hamacher
,
Ignacio Grossmann
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DOI
Stochastic benders decomposition for the supply chain investment planning problem under demand uncertainty
This paper presents the application of a stochastic Benders decomposition algorithm for the problem of supply chain investment planning …
Fabricio Oliveira
,
Silvio Hamacher
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DOI
Optimization of the petroleum product supply chain under uncertainty: A case study in northern Brazil
This article addresses the problem of optimizing the investment planning process of a logistics infrastructure for the distribution of …
Fabricio Oliveira
,
Silvio Hamacher
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DOI
Process industry scheduling optimization using genetic algorithm and mathematical programming
This article addresses the problem of scheduling in oil refineries. The problem consists of a multi-product plant scheduling, with two …
Fabricio Oliveira
,
Silvio Hamacher
,
M. R. Almeida
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DOI
The development of a natural gas transportation logistics management system
Efficient management of the natural gas business chain - based on pipeline transmission networks and taking into consideration the …
Sidney Pereira dos Santos
,
José Eugenio Leal
,
Fabricio Oliveira
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DOI
Contingency-constrained unit commitment with n-K security criterion: A robust optimization approach
This paper presents a new approach for the contingency-constrained single-bus unit commitment problem. The proposed model explicitly …
Alexandre Street
,
Fabricio Oliveira
,
José M. Arroyo
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DOI
Optimization of biodiesel supply chains based on small farmers: A case study
This article presents a methodology for conceiving and planning the development of an optimized supply chain of a biodiesel plant …
Raphael Riemke de Campos Cesar Leão
,
Silvio Hamacher
,
Fabricio Oliveira
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DOI
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