27,121 research outputs found

    Modelling the Product Development performance of Colombian Companies

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    Organised by: Cranfield UniversityThis paper presents the general model of the Product Development Process (PDP) in the Metal mechanics Industry in Barranquilla-Colombia, since this sector contributes significantly to the productivity of this industrial city. This case study counted on a five-company sample. The main goal was to model the current conditions of the PDP according to the Concurrent Engineering philosophy. The companies were selected according to their productive profile, in order to contrast differences regarding the structure of their productive processes, conformation of multidisciplinary teams, integration of different areas, customers and suppliers to the PDP; human resources, information, technology and marketing constraints.Mori Seiki – The Machine Tool Compan

    Production of Reliable Flight Crucial Software: Validation Methods Research for Fault Tolerant Avionics and Control Systems Sub-Working Group Meeting

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    The state of the art in the production of crucial software for flight control applications was addressed. The association between reliability metrics and software is considered. Thirteen software development projects are discussed. A short term need for research in the areas of tool development and software fault tolerance was indicated. For the long term, research in format verification or proof methods was recommended. Formal specification and software reliability modeling, were recommended as topics for both short and long term research

    Eco Global Evaluation: Cross Benefits of Economic and Ecological Evaluation

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    This paper highlights the complementarities of cost and environmental evaluation in a sustainable approach. Starting with the needs and limits for whole product lifecycle evaluation, this paper begins with the modeling, data capture and performance indicator aspects. In a second step, the information issue, regarding the whole lifecycle of the product is addressed. In order to go further than the economical evaluations/assessment, the value concept (for a product or a service) is discussed. Value could combine functional requirements, cost objectives and environmental impact. Finally, knowledge issues which address the complexity of integrating multi-disciplinary expertise to the whole lifecycle of a product are discussing.EcoSD NetworkEcoSD networ

    Guidelines for the successful implementation of concurrent engineering practices in the South African electronics industry

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    Bibliography: leaves 122-126.This thesis describes the concurrent engineering environment necessary for developing electronics products in the 1990s, and beyond. The broad scope of the research has made it possible to derive guidelines for the successful implementation of concurrent engineering in the South African electronics manufacturing industry. For a long time, design and manufacturing have been viewed as two distinct steps that must be sequential. The problem is that this process delays product introductions and promotes design errors that have to be caught either in the field or on the factory floor. Nevertheless, these drawbacks were viewed as simply an evil of modern industry. Today, progressive companies see that there is a better way to do things. Viewing product design and manufacturing engineering as separate entities is yesterday's technology. Both can be done at the same time in the process called Concurrent Engineering (CE)

    Collaborative Commerce

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    Following the evolution of electronic business, collaborative commerce uses information technology to achieve a closer integration and a better management of business relationships among parties including internal personnel, business partners and customers. Recently, market and globalisation competition, customer oriented service strategy and product complexity have pushed enterprises a step further on in collaborative commerce. In brief, collaborative commerce is (1) a collaborative technology – similar to workflow collaboration, (2) a customer-driven technology – similar to a pull-type supply chain, (3) a functionally-integrated technology – similar to concurrent engineering and (4) a businessdriven technology – similar to enterprise resource planning, for cross-organisational integration. The paper will illustrate the technologies and the critical success factors of collaborative commerce adoption

    A rework reduction model for construction projects

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    Rework is an endemic problem in building construction projects and is an area of research that has received limited attention. Recent research has shown that rework is the primary cause of time and schedule overruns in projects and that rework levels do not significantly differ between current procurement methods despite calls from government for the use of more integrated procurement approaches such as design-and-construct to improve project performance. To reduce the incidence of rework throughout the construction supply chain, data from 161 completed projects were gathered using a questionnaire survey. Stepwise multiple regression was used to determine the significant variables that contributed to rework in projects. In conjunction with previously reported research, these variables were used to develop an alternative procurement model for reducing rework in projects. It is suggested that the proposed model could be used to stimulate interorganizational relations and promote teambuilding during the formative stages of a project, which is essential for reducing design-related reworking

    Identifying Design Strategies to Mitigate the Risk Introduced into New Product Development by Suppliers

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    For every organization, an efficient and effective product development process is a key to generate and manage growth opportunities. Often strategic relationships with key suppliers and partners are required as organizations do not have all the competencies that are crucial to the development of a product. This is particularly true for Original Design Manufacturer (ODM) and Joint Development Manufacturer (JDM) supplier relationships, which are characterized by a high degree of supplier involvement in every stage of product development. If the interactions with these key suppliers are not managed properly, there is significant risk that the endeavor will end up with missing budget, schedule and cost goals, particularly for complex systems. Little attention in the literature, however, has been given to the risk introduced by suppliers into the product development process nor mitigating this risk through appropriate design strategies. This thesis addresses the need to develop a risk assessment methodology that would not only identify areas of concern but also identify potential design strategies to mitigate risk. In this work, metrics are derived to quantify the relative importance, degree of change, difficulty of change and degree of coupling for engineering metrics at system and subsystem levels. From these metrics, a framework is developed to quantitatively assess the risk due to supplier interactions. In addition, design strategies identified in the literature are characterized in terms of these same metrics to determine the design strategy which is most suited to mitigate the risk associated with a particular EM. Finally, a case study is presented for the hypothetical development of a 3D printer, to assess initial feasibility and utility of the framework
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