Andrêza Leite [email protected] Armanda Oliveira [email protected].
Workshop Modcs 2013.2. Evaluating Coffee Manufacturing Using Stochastic Petri Net Lubnnia Morais...
Transcript of Workshop Modcs 2013.2. Evaluating Coffee Manufacturing Using Stochastic Petri Net Lubnnia Morais...
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Workshop Modcs 2013.2
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Evaluating Coffee Manufacturing Using Stochastic Petri Net
Lubnnia Morais ([email protected])
Orientador: Eduardo Tavares ([email protected])
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Agenda
1. Motivação
2. Objetivos
3. Modelos
4. Estudo de Caso
5. Próximos Passos
6. Referências
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Motivação
• Velocidade do desenvolvimento econômico e social – séc. XXI;
• Frequência de mudanças mercadológicas cada dia maior;
• O mundo industrial moderno se caracteriza por sempre crescentes demandas de flexibilidade no processo, gamas de produtos e lidar com clientes e fornecedores, ao ter de entregar de forma confiável e com custos cada vez mais baixos [1].
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Motivação
• Melhorar a qualidade do produto;
• Produção ágil, eficaz;
• Redução de custos x Aumento de produção;
• Sustentabilidade
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Objetivos
• Estimar a produção da fábrica, através da análise dos modelos criados em SPN;
• Propor melhorias no processo de produção e implantá-las;
• Análise de questões ambientais;
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Modelos
Processo de Manufatura
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Modelos
Processo de Manufatura com Falhas
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Estudo de Caso
• Analisar a vazão de produção em máquinas apresentando falhas;
• Analisar métricas referentes a sustentabilidade;
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Comparação entre os Modelos
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Estudo de Caso - Sustentabilidade
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Estudo de Caso - Sustentabilidade
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• Vazão de Reuso
Estudo de Caso - Sustentabilidade
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• Central de Resíduos;
• Dependendo da forma como ocorre o descarte, consequentemente há alteração no impacto ambiental;
• Global Warming Potential (GWP)• Compara o impacto potencial de emissões de
diferentes LLGHGs;• O gás dióxido de carbono (CO2) é usado como
referência para calcular o GWP de outras substâncias [2][3];
• DEFRA (Department for Environment, Food and Rural Affairs) e Ecoinvent;
Estudo de Caso - Sustentabilidade
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• Período de um mês;
• 2.400 Kg de pó de café;
• 9.600 Kg de embalagem; • Embalagens de 250g.
Estudo de Caso - Sustentabilidade
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Estudo de Caso - Sustentabilidade
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Estudo de Caso - Sustentabilidade
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Próximos Passos
• Propor novos cenários• Cloud Computing
• Escrita de artigos;
• Defesa da tese;
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Referências[1] Z. Zhang, “Manufacturing complexity and its measurement based on entropy models,” The International Journal of Advanced Manufacturing Technology, vol. 62, n. 9-12, pp. 867–873, 2012.
[2] (2012) Defra - department for environment, food and rural affairs. 2012 guidelines to defra / deccs ghg conversion factors for company reporting, 2012. [Online]. Available: http://www.defra.gov.uk/
[3] (2013, Jul) Epa environmental protection agency. website, jul 2013. url http://www.epa.gov. [Online]. Available: http://www.epa.gov.
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Workshop Modcs 2013.2