490 research outputs found

    Technology and skills in the construction industry

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    CIM implementation in developed and developing countries

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    Implementing integrated advanced technologies is an effective approach towards solving most problems in today’s competitive global market Computer Integrated Manufacturing (CIM) technologies are presented as a solution to manufacturing organisations which need to perform well. This research describes the major issues and problems facing developing countnes that wish to implement CIM. In this investigation, Libya is taken as an example of a developing country, while Ireland is used as a model of a more developed country, which has already implemented components of the CIM technology in some of its industrial companies. This research demonstrates the effect of CIM technology on Irish industry by investigating the cost effectiveness of implementing CIM, reduction of the production time, reduction of the product cost and management efficiency. To carry out this study, 267 questionnaires were distributed to manufacturing companies in Ireland in order to help establish the status of CIM within manufacturing companies, to study the effect of CIM on Irish industries. To study CIM in Libyan industries, four Libyan companies were investigated to assess the CIM level in their companies and the possibility of implementing CIM technology in Libyan companies as a developing country. The mam findings of this research are that successful implementation of CIM depends on sufficient initial and continued investment from within the country and outside. Furthermore, in order to implement CIM successfully it is vital that there is sufficient expertise and trained workers

    Integration of a hybrid microgrid system using renewable energy sources: a case study of Lagos Port Nigeria

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    Industrialized construction - explorations of current practice and opportunities

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    Industrialized construction has over the years taken different expressions and gone through different phases depending on where inspiration has come from. In this project, industrialized construction has been studied in two applications: timber house manufacturing and renovation of multi-family houses. In Sweden industrialized production of timber houses is relatively strong in the housing sector, it however resides somewhere between industrial production and the traditional construction sector, which has led to some ambivalence. IT support and product documentation largely reflects the traditional construction sector, which means that they find it difficult to use the potential of industrialized construction in full. The efficiency of production of timber houses could be improved by more effective use of IT support, as well as better coherence between internal processes and the business model. Further, they need to consider how to document products in an industrialized context. These changes will inevitably have an impact on how they are organized and would require new or changed processes. It will also have an impact on how product documentation can be used. In Sweden there are strong property owners who are able to take an active role in industrialized construction if they were provided with the right knowledge and tools. An increasingly interesting sub-sector of construction is the renovation of multi-family houses, today investment in renovation is larger than in new construction. The renovation need in multi-family houses in Sweden, as well as in the rest of Europe, is large. How it will be financed and implemented is a problem that many property owners struggle with and different strategies have been used. For example pipe renovation is a major and costly action and many buildings are in great need. Several Swedish property owners can altogether show volumes over 1000 bathrooms per year in renovation and new construction, this could justify investments in industrialized strategies. A case study company in the research project has adopted an approach that standardizes pipe renovation to a limited number of solutions. This can be seen as a first step of an industrial strategy. For further industrialization, clients need to implement a comprehensive approach to the development and standardization of solutions, as well as ensuring better control of processes for implementing pipe renovation projects. The effort to create industrialized strategies is not unattainable, but it requires investments and expertise that property owners today typically do not have. If property owners would act as concept owners for industrialized platforms for renovation and new construction, it has the potential to create a new market

    The introduction of modern maritime communication technology in Ghana in the 1990s

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    The pursuit of responsiveness in production environments: from flexibility to reconfigurability

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    Many production plants are pursuing responsiveness (i.e., timely purposeful change guided by external demands) as one of their main performance priorities and are looking for ways for their responsiveness to be improved. One of the ways that they are currently trying to do this is through the flexibility provided by production practices. On the other hand, other systems are also being now developed based on reconfigurability (such as reconfigurable manufacturing systems (RMSs)) which can enhance a company’s technological ability to respond to market requirements by reconfiguring its products and processes. This paper analyses how current production programmes can be a prior step to achieving reconfigurability. The analysis uses a holistic framework that considers a number of linkages or combinations of practices (technology, JIT, TQ, HR, TPM and production strategy) and how these enhance performance in terms of cost, quality and responsiveness. The framework is tested with data collected from a survey of 314 plants worldwide using a series of canonical correlation analyses. The results confirm not only the importance of practice linkages that do not only include technology as the launch pad for reconfigurability, but also that in their pursuit of responsiveness it is vital for plants to implement practices in the technology programme as well as to link them to organisational programmes. The framework presents a contribution to both theory and practice. It offers novel insights into the programme and production practices involved in transitioning from flexibility to reconfigurability in the pursuit of responsiveness and provides a basis for future research.Ministerio de Ciencia e Innovación DPI-2009-11148Junta de Andalucía P08-SEJ-0384

    Developing a skill profile prediction model for typologies of offsite construction

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    The aim of the current research was to develop a skill profile prediction model for the typologies of offsite construction (OSC). This research aim was achieved via five research objectives, from which the key findings and research outcomes were generated. OSC is perceived as an effective solution that can be implemented to address the issues evident in traditional construction. Some of the benefits OSC generated include better working conditions, improved productivity, efficiency, reduced wastage, and improved sustainability. Industry 4.0 has promoted OSC as a way to improve the uptake of new technologies in factory-based manufacturing and onsite assembly processes. Such technological advancements can have a significant impact on the skills used in OSC, as some of the existing skills in the construction industry may be eliminated or substituted (e.g., with those in other industries), and new skills may emerge based on industry needs. The magnitude of these possible OSC skill variations has not been a focus in previous studies on OSC. As such, the current research aimed to develop a skill profile prediction model for the typologies of OSC, through the adoption of a case-study based, qualitative research method. The research generated several significant outcomes: the validated OSC typology, the OSC skill classification developed through a logical approach, and a preliminary model for OSC skill prediction. The model can assist in forecasting future OSC skill requirements. Apart from the abovementioned outcomes, deriving a unit of measurement for skill prediction and identifying the complex, non-linear relationships between OSC types and skill variations represent the key outcomes of the research. As such, the research contributes to the current body of knowledge through its development of a unique OSC typology, a master list of onsite and offsite skills, an OSC skill prediction model and a methodology for the prediction of OSC skills. The focus on OSC elements in buildings rather than infrastructure projects, incorporating a limited number of case studies and developing a preliminary model rather than a market-ready product for OSC skill prediction represent the limitations of the research. Future research directions that could be taken to expand on the findings of the current research are as follows: evaluating the skill variations of different building types in the context of varying predominant materials and conducting a fundamentally quantitative study for OSC skills prediction
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