Now showing items 35-54 of 54

  • Optimal production scheduling and lot-sizing in diary plants: the yogurt production line 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Georgiadis, Michael C. (American Chemical Society (ACS), 2009-12-04)
    Article
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    The lot-sizing and production scheduling problem in a multiproduct yogurt production line of a real-life dairy plant is addressed in this work. A new mixed discrete/ continuous-time mixed-integer linear programming model, ...
  • Performance assessment of a novel fault diagnosis system based on support vector machines 

    Yélamos Ruiz, Ignacio; Escudero Bakx, Gerard; Graells Sobré, Moisès; Puigjaner Corbella, Lluís (Pergamon Press, 2009-01-13)
    Article
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    Fault diagnosis in chemical plants is reviewed and discussed, while an innovative data-based fault diagnosis system (FDS) approach is proposed. The use of support vector machines (SVM) is considered for their simpler ...
  • Proactive approach to address the uncertainty in short-term scheduling 

    Bonfill Teixidor, Anna; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (Pergamon Press, 2008-08-22)
    Article
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  • Production planning and scheduling of parallel continuous processes with product families 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Maravelias, Christos T. (American Chemical Society (ACS), 2011)
    Article
    Open Access
    The goal of this paper is the development of a mixed integer programming formulation for the production planning and scheduling of parallel (single-stage) continuous processes in the presence of sequence-dependent switchover ...
  • Production scheduling in multiproduct multistage semicontinuous food processes 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Georgiadis, Michael C. (American Chemical Society (ACS), 2011-04-10)
    Article
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    This works presents a novel mixed-integer programming framework and a solution strategy for the optimal production scheduling of multiproduct and multistage food process industries, such as ice-cream production facilities, ...
  • Prospective and perspective review in integrated supply chain modelling for the chemical process industry 

    Lainez Aguirre, José Miguel; Puigjaner Corbella, Lluís (2012-11)
    Article
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    There is a large body of work on modelling and optimisation of the supply chain in the chemical process industry. This review summarises the most recent concepts and structural components constituting the SC. It describes ...
  • Resource-constrained production planning in semicontinuous food industries 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Georgiadis, Michael C. (Pergamon Press, 2011-12-14)
    Article
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    The resource-constrained production planning problem in semicontinuous multiproduct food industries is addressed. In particular, the case of yogurt production, a representative food process, in a real-life dairy facility ...
  • Scheduling and control decision-making under an integrated information environment 

    Capón García, Elisabet; Muñoz Mata, Edrisi; Moreno Benito, Marta; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (2010)
    Conference lecture
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    The complexity of decision-making in process industries and the need of highly competitive organizations require new supporting tools to coordinate and optimize the information flow among decision levels. This work presents ...
  • Scheduling and control decision-making under an integrated information environment 

    Muñoz Mata, Edrisi; Capón García, Elisabet; Moreno Benito, Marta; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (Pergamon Press, 2011-05-11)
    Article
    Restricted access - publisher's policy
    The complexity of decision-making in process industries and the need of highly competitive organizations require new supporting tools to coordinate and optimize the information flow among decision levels. This work presents ...
  • Scheduling and lot-sizing in the dairy industry: the yoghurt production case 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Georgiadis, Michael C. (2009-11-08)
    Conference lecture
    Open Access
    In this work, a continuous-time Mixed-Integer Linear Programming model (MILP) is developed for the short-term scheduling and lot-sizing problem in a multi-product yoghurt production line of a real-life dairy plant. The ...
  • Short-term scheduling in multi-stage batch plants through Lagrangean decomposition. 

    Kopanos, Georgios; Lainez Aguirre, José Miguel; Puigjaner Corbella, Lluís (2009-11-08)
    Conference lecture
    Open Access
    In this work, a continuous-time Mixed-Integer Linear Programming (MILP) model for the short-term scheduling in multi-stage batch plants is used. The MILP model accounts for ready unit times, release order times, ...
  • Simultaneous production and logistics operations planning in semicontinuous food industries 

    Kopanos, Georgios; Puigjaner Corbella, Lluís; Georgiadis, Michael C. (2012)
    Article
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    The production and logistics operations planning in real-life single- or multi-site semicontinuous food industries is addressed in this work. A discrete/continuous-time mixed integer programming model, based on the definition ...
  • Statiscal and simulation tools for designing an optimal blanketing system of a multiple-tank facility 

    Capón García, Elisabet; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (Elsevier Science Direct, 2009-10-01)
    Article
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    The blanketing process consists of creating and maintaining an inert atmosphere inside a closed equipment to prevent the contained product from mixing with oxygen. This technique is widely used in chemical, pharmaceutical ...
  • Supply chain design considering operational level details 

    Lainez Aguirre, José Miguel; Kopanos, Georgios; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (2009-11-08)
    Conference lecture
    Open Access
    In this paper we apply attainable region approach to the integration of SC hierarchical levels. The main idea behind this kind of framework is to find a new set of constraints that adequately represent the scheduling ...
  • Synchronizing new product development projects and supply chain retrofitting for financial sustainability in the pharmaceutical industry 

    Lainez Aguirre, José Miguel; Puigjaner Corbella, Lluís; Reklaitis, Gintaras V (2009-08-24)
    Conference lecture
    Open Access
    In today's highly competitive marketplace, supply chain and product development activities should be coordinated and synchronized so that market demand, product release and capacity requirements are matched in a financially ...
  • Towards an integrated framework for supply chain management in the batch chemical process industry 

    Puigjaner Corbella, Lluís; Guillén Gosálbez, Gonzalo (Pergamon Press, 2008-04-11)
    Article
    Restricted access - publisher's policy
    There is a large body of work on supply chain (SC) optimization in the chemical process industry (CPI). However, some of the basic aspects of the optimization problem are not adequately handled by the models and solution ...
  • Towards an ontological infrastructure for chemical batch process management 

    Muñoz Mata, Edrisi; Kopanos, Georgios; Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (Elsevier, 2009)
    Conference lecture
    Restricted access - publisher's policy
    Chemical batch process management, regardless of the level where its analysis is focused (such as pre-formulation and new process development, supply chain management, scheduling, process control, fault analysis, etc.) ...
  • Towards an ontological infrastructure for chemical batch process management 

    Espuña Camarasa, Antonio; Puigjaner Corbella, Lluís (Pergamon Press, 2010-01-04)
    Article
    Open Access
    A crucial step for batch process improvement and optimization is to develop information structures that streamline data gathering and, above all, are capable of integrating transactional data into a system using the ...
  • Tracking the Dynamics of the Supply Chain for Enhanced Production Sustainability 

    Puigjaner Corbella, Lluís; Lainez Aguirre, José Miguel; Álvarez, Carlos Rodrigo (2009-08-10)
    Article
    Restricted access - publisher's policy
    One of the key components of enterprise-wide optimization (EWO) is decision-making coordination and integration at all decision levels. In this paper, a supply chain design-planning model, which translates a recipe ...
  • Using S-graph to adress uncertaintly in batch plants 

    Lainez Aguirre, José Miguel; Hegyháti, Máté; Friedler, Ferenc; Puigjaner Corbella, Lluís (Springer Verlag, 2010-03-23)
    Article
    Restricted access - publisher's policy
    Processes and markets uncertainties make batch plants a complex environment to manage production activities. Uncertainties may cause deviations and infeasibilities in predefined schedules; this may result in poor planning ...