97 research outputs found

    Lean, agile, resilient and green supply chain management interoperability assessment methodology

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    Dissertação para obtenção de grau de Mestre em Engenharia e Gestão Industrial (MEGI)Supply Chain Management has become a tactic asset for the current global competition situation. Innovative strategies such as Lean, Agile, Resilient and Green emerged as a response, requiring high levels of cooperation and of great complexity. However, the strategic alignment of operations with partners in supply chains is affected by lack of interoperability. The present work provides a framework to enhance SC competitiveness and performance by assessing interoperable SCM Practices applied in automotive industry. Through a pragmatic interoperability approach, this methodology describes in detail the form of application using analytical hierarchical process (AHP) and Fuzzy sets as support decision making models, ensuring a systematic approach to the analysis of interoperability with appropriate criteria for assessment of situations that require high levels of collaboration between partners. Through a case study in a Portuguese automaker, it was possible to test the methodology and analyse which areas lack interoperability in the implementation of SCM practices

    An information model for lean, agile, resilient and green supply chain management

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    Dissertação para a obtenção de Grau de Mestre em Engenharia e Gestão IndustrialIn modern business environments, an effective Supply Chain Management (SCM) is crucial to business continuity. In this context, Lean, Agile, Resilient and Green (LARG), are advocated as the fundamental paradigm for a competitive Supply Chain (SC) as a whole. In fact, competition between supply chains (SC) has replaced the traditional competition between companies. To make a supply chain more competitive, capable of responding to the demands of customers with agility, and capable of responding effectively to unexpected disturbance, in conjugation with environmental responsibilities, and the necessity to eliminate processes that add no value, companies must implement a set of LARG SCM practices and Key Performance Indicators (KPI) to measure their influence on the SC performance. However, the selection of the best LARG SCM practices and KPIs is a complex decision-making problem, involving dependencies and feedbacks. Still, any decision-making must be supported by real and transparent data. This dissertation intends to provide two integrated models to assist the information management and decision-making. The first is an information model to support a LARG SCM, allowing the exchange and storage of data/information through a single information platform. In this model three types of diagrams are developed, Business Process Diagram (BPD), Use Cases Diagram and Class Diagram to assist the information platform design. The second is a decision-making model, designated LARG Analytical Network Process (ANP) to select the best LARG SCM practices/KPI to be implemented in SCs. Both models are developed and validated within the automotive SC, namely in Volkswagen Autoeuropa

    A simulation model for lean, agile, resilient and green supply chain management: practices and interoperability assessment

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    Dissertação para obtenção do Grau de Mestre em Engenharia e Gestão IndustrialIn today’s global market, the environment of unpredictable events has imposed a competitiveness improvement that requires a greater coordination and collaboration among Supply Chain (SC) entities, i.e., an effective Supply Chain Management (SCM). In this context, Lean, Agile, Resilient and Green (LARG) strategies emerged as a response. However, interoperability issues are always presents in operations among SC entities. From the Information Technology (IT) perspective, among all the multi-decisional techniques supporting a logistics network, simulation appears as an essential tool that allow the quantitative evaluation of benefits and issues deriving from a co-operative environment. The present work provides a SC simulation model for analysing the effect of the interoperability degree of LARG practices in the SC performance, through Key Performance Indicators (KPI’s) such as cost, lead time and service level. The creation of two scenarios with a different point of view about the LARG practices allowed to analyse which one contributes to the best SC performance. Since some of the inputs were assumed, it was made a sensitivity analysis to validate the output of the simulation model. Based on the creation of six types of math expressions, it was possible to establish the connection between the effect of the interoperability degree of LARG practices and the SC performance. This analysis was applied on a case study that was conducted at some entities of a Portuguese automotive SC. The software used to develop the simulation model is Arena, which is considered a user-friendly and dynamic tool. It was concluded that SCM, interoperability and simulation subjects must be applied together to help organisations to achieve overall competitiveness, focusing their strategies on a co-operative environment

    Retos y Tendencias de la Logística 4.0

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    Context:  Owing to the technological breakthrough in the worldwide productive systems, generated by the 4.0 revolution, it is compulsory to make sweeping changes to logistics both nationally and internationally to allow supply chains to enhance their performance and their response time. Hence, the concept of Logistics 4.0 was born. Although many developed countries have implemented the principles of Logistics 4.0, there is still a breach in its study and application worldwide. This article explores the challenges and tendencies in the implementation of Logistics 4.0. Method: Articles published from 2015 to 2021 in the databases of Scopus, Science Direct, Taylor and Francis and Google Scholar, were analyzed by a systematic literature review. The explored publications were found using the search terms: (("logistics 4.0") OR ("supply chain 4.0") OR ("industry 4.0" AND ("logistics" OR "supply chain"))) and ((“blockchain” OR “IoT” OR “Cyber Physical Systems” OR “Big Data”) AND “logistics”) in title, abstract and keywords. Results: It was proposed a conceptualization of Logistics 4.0 including definition, objectives, characteristics, and most representative technologies in its implementation. Likewise, the main challenges and trends that industries could face in the implementation of Logistics 4.0 within logistics systems, and supply chains were identified. Conclusions: Logistics 4.0 is a novelty term that has aroused the interest of researchers, governments, and companies worldwide, due to its promising benefits in reducing response times and increasing flexibility and collaboration in supply chains. However, the lack of a common framework for its study and adoption has hindered its integration in companies and supply chains, specially in those located in developing countries, which must face technical, social, economic, and legal barriers for the implementation of logistics 4.0.Contexto:  Debido a los avances tecnológicos en los sistemas productivos globales generados por la revolución 4.0, se ha vuelto necesario hacer cambios profundos a la logística para que las cadenas de suministro puedan mejorar su desempeño y tiempos de respuesta. De ahí nace el concepto de Logística 4.0. Aunque muchos países desarrollados han implementado los principios de la Logística 4.0, aún hay brechas en su estudio y aplicación alrededor del mundo. Este artículo explora los retos y tendencias de la implementación de la Logística 4.0. Métodos: Se analizaron artículos publicados entre 2015 y 2021 en las bases de datos Scopus, Science Direct, Taylor and Francis y Google Scholar, mediante una revisión sistemática de la literatura. Resultados: Se propuso una conceptualización de la Logística 4.0, que incluye una definición, objetivos, características y las tecnologías más representativas en su implementación. Asimismo, se identificaron los retos y tendencias principales que afrontan las industrias en la implementación de la Logística 4.0 en el ámbito de las cadenas de suministro. Conclusiones: Logística 4.0 es un término novedoso que ha despertado el interés de los investigadores, los gobiernos y las compañías alrededor del mundo. Esto, debido a sus prometedores beneficios en la reducción de tiempos de respuesta y el incremento de la flexibilidad y la colaboración en las cadenas de suministro. Sin embargo, la falta de un marco común para su estudio y adopción ha limitado su integración en las compañías y las cadenas de suministro, especialmente en aquellas que enfrentan barreras técnicas, sociales, económicas y legales para la implementación de la Logística 4.0

    Collaborative planning in non-hierarchical networks - an intelligent negotiation-based framework

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    In today’s competing business market, companies are constantly challenged to dynamically adapt to customer expectations by diminishing the time response that goes from the beginning of the business opportunity to the satisfaction of the customer need. Simultaneously, there is increased recognition of the advantages that companies obtain in focusing on their core business and seeking other competencies through partnerships with other partners by forming collaborative networks. These new collaborative organizational structures require a new set of methods and tools to support the management of manufacturing processes across the entire supply chain. The present paper addresses the collaborative production planning problem in networks of non-hierarchical, decentralized, and independent companies. By proposing a collaborative planning intelligent framework composed of a web-based set of methods, tools, and technologies, the present study intends to provide network stakeholders with the necessary means to responsively and efficiently address each one of the market business opportunities. Through this new holistic framework, the managers of the networked companies can address the challenges posed during collaborative network formation and supply chain production planning.The research leading to these results received funding from the European Union’s Seventh Framework Program (FP7/2007-2013) under grant agreement No. 260169. This work was also financed by national funds through the Portuguese funding agency, FCT—Fundação para a Ciência e a Tecnologia, within project LA/P/0063/2020

    An integrated decision support framework for the adoption of lean, agile and green practices in product life cycle stages.

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    In order to stay competitive in today’s overly competitive market place, businesses must be engineered to match product characteristics and customer requirements. This increased emphasis on achieving highly adaptive manufacturing with reduction in manufacturing costs, better utilization of manufacturing resources and sound environmental management practices force organisations to adopt efficient management practices in their manufacturing operations. Some of the established practices in this context belong to the Lean, Agility and Green (LAG) paradigms. Adopting these practices in order to address customer requirements may require some level of expertise and understanding of the contribution (or lack of it) of the practices in meeting those requirements. Primarily, the wide choice of LAG practices available to address customer requirements can be confusing and/or challenging for those with limited knowledge of LAG practices and their efficacy. There is currently no systematic methodology available for selecting appropriate LAG practices considering of the product life cycle (PLC). Therefore, this research provides a novel framework for selecting appropriate LAG practices based on PLC stages for reducing costs, lead time and generated waste. The methodology describes the application of analytic hierarchy process (AHP), statistical inference and regression analysis as decision support tools, ensuring a systematic approach to the analysis with appropriate performance measures. The data collected were analysed with the aid of SPSS and Excel using a variety of statistical methods. The framework was verified through a Delphi study and validated using a case study. The key findings of the research include the various contributions of lean, agile and green practices towards improving performance measures, the importance of green in improving performance measures and the importance of selecting appropriate practices based on product life cycle stages. This research makes a clear contribution to existing body of knowledge by providing a methodological framework which could serve as a guide for companies in the FMCG industry to systematically integrate and adopt lean, agile and green to better manage their processes and meet customer requirements in their organisations. However, the framework developed in this research has not been tested in other areas.N/

    An ANP model to support decision-making in a Portuguese pharmaceutical supply chain

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    Dissertação para obtenção do Grau de Mestre em Engenharia e Gestão IndustrialIn order to cope up with a volatile and scarce environment, companies have had to adopt new ways of thinking. One of them is embracing Supply Chain Management (SCM) and considering it as a crucial asset if willing to compete in the marketplace. In the context of SCM, it is important to understand how Lean and Agile SCM paradigms are adopted as means of achieving an efficient Supply Chain (SC). Besides the mentioned paradigms, many Key Performance Indicators (KPIs) and management practices come along with SCM, and it is important that SC managers identify the ones that bring the most competitive advantages. This dissertation intends to design a model based on the Analytic Network Process (ANP) in order to assist SC managers from different entities of a pharmaceutical SC in exploring efficient decisions to be made, with respect to KPIs and management practices, as means of achieving a highly competitive SC

    Impact of Lean, Agile and Green (LAG) on Business Competitiveness:An Empirical Study of Fast Moving Consumer Goods Businesses

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    The adoption/utilisation of Lean, Agile and Green (LAG) practices in both the manufacturing and service sector is rising. However, there yet remain a research gap to precisely evaluate the relationship between LAG practices and business competitiveness (e.g, achieving reduction in cost, lead time and environmental recyclable waste). This research aims to explore this relationship, specifically in fast-moving consumer goods (FMCG) businesses. The hypothesised relationships are tested with data collected from 96 FMCG companies. Structural Equation Modelling is applied to evaluate different channels of achieving business competitiveness through the adoption of Lean, Agile and Green. The findings suggest that competitive outcomes vary with the adoption of LAG practices in specific product life cycle stages. This implies that awareness of the product life cycle concept is essential. A combination of LAG practices for the sole purpose of reducing environmental waste is negatively related to environmental waste reduction. LAG practices are more efficiently adopted when the adopters are equipped with expert knowledge on the paradigms and their individual practices. This research has approached the attainment of competitiveness in the FMCG businesses by analysing management efforts that improve cost performance, lead time and environmental sustainability aspects of business operations. The research has also considered the product life cycle stages in analysing the impacts of management efforts.N/

    Multi-indicator supply chain management framework for food convergent innovation in the dairy business

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    A comprehensive integrated framework of indicators currently used in lean, agile, sustainable and resilient supply chain paradigms is developed under the umbrella of convergent innovation (CI) and applied to the management of the supply chain of a dairy company, including procurement, processing and distribution of their products to customers. CI is a meta-framework that opens new frontiers for commercial innovation, supply chains and market systems by making the convergence of economic, social and environmental outcomes the target of business and actor decisions throughout society to build supply and demand for commercially viable outcomes. This framework provides a company with a multi-indicator supply chain management tool designed to accommodate the supply chain paradigms of being lean, agile, sustainable and resilient, as well as providing milk-based essential nutrition within a process called convergent innovation. The proposed analytical framework can serve as a decision support tool to systematically evaluate and improve the dairy supply chain from plant production to retailers. In jurisdictions without a quota system for milk production at the farm level, the system constructed in this paper could be expanded to handle farm production and shipment to dairy processing plants.The authors would like to express their appreciation to personnel at focal dairy manufacturer company for their thoughtful inputs that contributed to the quality of their paper. This research work is supported by funds PT76740 (MITACS - Multi-Criteria Supply Chain Design and Management Framework for Food Convergent Innovation in Dairy Business) to the first author with Parmalat Canada as an industry partner. Partial financial support was also provided by a SSHRC research grant (PT62411, Paths of convergence for agriculture, health and wealth: Foundational work for a Trans-disciplinary whole-of-society paradigm in food and nutrition context)

    Efficiency and Sustainability of the Distributed Renewable Hybrid Power Systems Based on the Energy Internet, Blockchain Technology and Smart Contracts-Volume II

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    The climate changes that are becoming visible today are a challenge for the global research community. In this context, renewable energy sources, fuel cell systems, and other energy generating sources must be optimally combined and connected to the grid system using advanced energy transaction methods. As this reprint presents the latest solutions in the implementation of fuel cell and renewable energy in mobile and stationary applications, such as hybrid and microgrid power systems based on the Energy Internet, Blockchain technology, and smart contracts, we hope that they will be of interest to readers working in the related fields mentioned above
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