A bilevel decomposition technique for the optimal planning of offshore platforms



Título del documento: A bilevel decomposition technique for the optimal planning of offshore platforms
Revista: Brazilian journal of chemical engineering
Base de datos: PERIÓDICA
Número de sistema: 000309091
ISSN: 0104-6632
Autores: 1
2
Instituciones: 1Universidade de Sao Paulo, Departamento de Engenharia Quimica, Sao Paulo. Brasil
2Polytechnic University, Othmer Department of Chemical and Biological Sciences and Engineering, Brooklyn, Nueva York. Estados Unidos de América
Año:
Periodo: Mar
Volumen: 23
Número: 1
Paginación: 67-82
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés There is a great incentive for developing systematic approaches that effectively identify strategies for planning oilfield complexes. This paper proposes an MILP that relies on a reformulation of the model developed by Tsarbopoulou (UCL M.S. Dissertation, London, 2000). Moreover, a bilevel decomposition technique is applied to the MILP. A master problem determines the assignment of platforms to wells and a planning subproblem calculates the timing for fixed assignments. Furthermore, a heuristic search procedure that relies on the distance between platforms and wells is applied in order to reduce the search region. Results show that the decomposition approach using heuristic generates optimal solutions for instances of up to 500 wells and 25 platforms in 10 discrete time periods that otherwise could not be solved with a full-scale approach. One important feature regarding these instances is that they correspond to problems of real-world dimension
Disciplinas: Ingeniería
Palabras clave: Ingeniería petrolera,
Exploración petrolera,
Programación entera,
Métodos de descomposición,
Plataformas marinas
Keyword: Engineering,
Petroleum engineering,
Oil exploration,
Integer programming,
Decomposition methods,
Offshore platforms
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