Título: | THERMAL ANALYSIS FOR HYDRATE DISSOCIATION IN SUBSEA PIPELINES USING HIGH-POWER LASER | ||||||||||||
Autor(es): |
PEDRO EUGENIO AMARAL DOS SANTOS |
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Colaborador(es): |
ARTHUR MARTINS BARBOSA BRAGA - Orientador DARIO PRADA PARRA - Coorientador |
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Catalogação: | 09/JUL/2024 | Língua(s): | PORTUGUESE - BRAZIL |
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Tipo: | TEXT | Subtipo: | SENIOR PROJECT | ||||||||||
Notas: |
[pt] Todos os dados constantes dos documentos são de inteira responsabilidade de seus autores. Os dados utilizados nas descrições dos documentos estão em conformidade com os sistemas da administração da PUC-Rio. [en] All data contained in the documents are the sole responsibility of the authors. The data used in the descriptions of the documents are in conformity with the systems of the administration of PUC-Rio. |
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Referência(s): |
[pt] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/TFCs/consultas/conteudo.php?strSecao=resultado&nrSeq=67247@1 [en] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/TFCs/consultas/conteudo.php?strSecao=resultado&nrSeq=67247@2 |
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DOI: | https://doi.org/10.17771/PUCRio.acad.67247 | ||||||||||||
Resumo: | |||||||||||||
Hydrates are crystalline compounds formed by the combination of gas
molecules with water molecules under specific pressure and temperature
conditions. In oil and gas systems, hydrates can form in underwater production lines or transport pipelines, posing a significant challenge to the
industry. Hydrate formation occurs when gas molecules, typically methane,
are trapped in a crystalline water structure. This can lead to pipeline blockages, resulting in operational and economic challenges. The dissociation of
hydrates, on the other hand, releases the gas but may pose safety risks and
environmental impacts. The project aims to assess the feasibility of hydrate
dissociation using high-power laser technology in scenarios where these crystals form in underwater pipelines. The study’s modeling is conducted on a
cross-sectional segment of the pipeline, where hydrate formation can cause
partial or total blockages, affecting the flow of oil and gas and leading to
production shutdowns. The analysis will be performed using COMSOL Multiphysics, focusing on evaluating heat conduction through the pipeline, with
heat generated by the laser at a specific distance from the pipeline. Thus,
it will be verified whether it is possible to achieve the temperature required
for hydrate dissociation, preventing potential blockages.
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