72,362 research outputs found

    Drivers constraints and the future of off-site manufacture in Australia.

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    Much has been written on Off-site Manufacture (OSM) in construction, particularly regarding the perceived benefits and barriers to implementation. However, very little understanding of the state of OSM in the Australian construction industry exists. A ‘scoping study' has recently been undertaken to determine the ‘state-of-the-art’ of OSM in Australia. This involved several industry workshops, interviews and case studies across four major states of Australia. The study surveyed a range of suppliers across the construction supply-chain, incorporating the civil, commercial and housing segments of the market. This revealed that skills shortages and lack of adequate OSM knowledge are generally the greatest issues facing OSM in Australia. The drivers and constraints that emerged from the research were, in large measure, consistent with those found in the US and UK, although some Australian anomalies are evident, such as the geographical disparity of markets. A comparative analysis with similar studies in the UK and US is reported, illustrating both the drivers and constraints confronting the industry in Australia. OSM uptake into the future is however dependent on many factors, not least of which is a better understanding of the construction process and its associated costs

    Renewable energy for Latium: looking for innovative technologies in PV and solar thermal field.

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    European METTTES Project, financed within the FP6-2005-INNOV-7 call, aimed to test a new methodology to encourage the launch of transnational collaborations technology based among European small and medium enterprises (SMEs) and/or research organizations, focusing its attention on regional technology demand, influenced by changes in regulations and standards and fostered by local incentives. METTTES considered European directives, national, regional and local measures (i.e. incentives, projects, etc.) potentially influencing companies’ behavior. In addition, METTTES has also taken into account the IPPC (Integrated Pollution Prevention and Control) Directive 96/61/EC, whose purpose is to achieve an integrated pollution prevention and control from the industrial activities. At the end of these analysis, METTTES derived the technology demand not from the needs of individual enterprises, but instead from the regional system. A certain number of Regional Demand Profiles (RDPs) on particular interesting industrial fields have been collected at European level; the documentation includes a comprehensive analysis and detailed presentation of current regional technology demands and forecasts as well as foresight regarding future demands triggered by legal requirements new administrative regulations or national environmental policy and BATs analysis. Each RDP document has been edited with the collaboration of local stakeholders and administrations and by auditing involving SMEs. Results of each RDP have been high quality Technology Requests (TRs) expressed by local companies which seek technological collaboration. For Latium Region this task has been performed by CNR in the sector of PV and solar thermal technologies

    Mathematical skills in the workplace: final report to the Science Technology and Mathematics Council

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    Synthesis of the Gambia-un Country Team Development Forum 2003

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    This compendium highlights the activities of the Gambia-United Nations Country Team Development Forum in sharing experiences and examinations of the complexities of the development process. It advocates for volunteerism and CSR as key drivers of sustainable development

    Integration of renewable energy sources in the distribution network

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    Tato práce uvádí obecné informace o obnovitelných zdrojích energie, typech elektráren a jejich pracovních principech. Práce je zaměřena na větrné elektrárny (principy, typy, komponenty, výhody a nevýhody). Obsahuje také pravidla pro připojování rozptýlených zdrojů energie k distribuční soustavě. V praktické části je řešena případová studie, která demonstruje napěťové charakteristiky pro síť vysokého napětí před a po připojení větrné elektrárny do distribuční sítě se dvěma různými hodnotami účiníku.This thesis will provide general information about renewable energy sources, types of power plants and their working principles. The thesis is focused on wind power plants (principles, types, components, advantages and disadvantages). It also includes the rules for connecting dispersed energy sources to the distribution system. In practical part, a case study demonstrates voltage characteristics before and after connection of a wind power plant to a distribution network with two different values of power factor

    California Water Myths

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    Presents eight common myths about water supply, ecosystems, and the legal and political aspects of governing California's water system and explains how each myth drives the debate, the reality, and alternatives for better informed policy discussions

    Urban Water Options Contracts - Rural to Urban Water Trade

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    Most urban centres across Australia are facing water shortages. In part, these water shortages are due to the variability of supply and demand caused by variable climatic conditions. Permanent supply augmentation to meet periodic water shortages can be costly. Water trade between rural and urban areas, through urban water options contracts, may be a less costly way to meet variability. Urban water options could be used to improve system reliability and may reduce costs by delaying investment and reducing the frequency and severity of water shortages. This paper investigates the potential to use urban water options contracts, and develops a methodology for evaluation.Resource /Energy Economics and Policy,

    Energy policies and risks on energy markets; a cost-benefit analysis

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    The key question dealt with in this report is whether and how governments should be involved in taking measures regarding security of energy supply. In order to answer this question, we developed a framework for cost-benefit analysis and applied this framework to a number of policy options. Read also the press release and accompanying�document ' Increasing the reliability of electricity production: a cost-benefit analysis '. The options chosen vary from government investments in strategic oil stocks to financial incentives for consumers to reduce their consumption of electricity. The set of options comprises several types of governmental action, including subsidies, regulation and government investments. Moreover, the selection includes measures meant to address risks on all three major energy markets: oil, natural gas, and electricity. The general picture following from the cases studied is that security of supply measures are hardly ever beneficial to welfare: benefits of policy measures do generally not outweigh costs. From an economic point of view, therefore, it would be often wiser to accept consequences of supply disruptions than to pursue security of supply at any cost. This implies that governments should exercise caution in imposing measures regarding security of supply. If serious market failure is detected, careful attention should be paid to the design of the corrective measure. Establishing and maintaining well-functioning markets appears to be an efficient approach in realising a secure supply of energy. That approach would include removal of entry barriers, securing equal access to essential facilities and increasing transparency of markets.
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