Estudo do processo de injeção de vapor e solvente (C6/C7) em reservatórios de óleo pesado, usando poços verticais

Due to the increasing expansion of so-called non-conventional fields, the oil industry has been increasingly investing in the application of supplementary recovery methods. The thermal processes have been great allies when it is desired to recover heavy oils. Through the injection of steam has the s...

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Detalhes bibliográficos
Autor principal: Santos, Karynne
Outros Autores: Barillas, Jennys
Formato: bachelorThesis
Idioma:pt_BR
Publicado em: Universidade Federal do Rio Grande do Norte
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Endereço do item:https://repositorio.ufrn.br/handle/123456789/39545
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Descrição
Resumo:Due to the increasing expansion of so-called non-conventional fields, the oil industry has been increasingly investing in the application of supplementary recovery methods. The thermal processes have been great allies when it is desired to recover heavy oils. Through the injection of steam has the substantial reduction of viscosity accompanied by better sweeping and production of the oil. An alternative that is gaining prominence is the combined addition of a miscible method with a thermal method. Together they offer, besides reducing viscosity, reducing interfacial tensions, facilitating the production of heavy oil. The present study offers numerical simulations where the influence of distance parameters between wells, injection flows, injected solvent and solvent percentages and solvent types in relation to cumulative oil production and recovery factor are observed. The results obtained confirm that the combined addition of solvent vapor shows positive responses and satisfactory improvements in oil recovery.