151 research outputs found

    СТАРИЙ ЗАВІТ ЯК ДЖЕРЕЛО ХРИСТИЯНСЬКИХ СИМВОЛІЧНИХ ТОПОСІВ

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    У статті досліджено старозавітна генеза християнської символіки. Проаналізовано вплив юдейських текстів на формування теологічної символіки таїнства хрещення. Розглянуто континуальність біблійної семіосфери жертвопринесень: від старозавітних жертв до новозавітної євхаристії. З’ясовано, що теологічна спадкоємність Старого й Нового Завітів передбачає успадкування християнством із юдаїзму образно-символічних топосів у парадигмі "традиція-новаторство", відповідно до новозавітної сотеріології. Зроблено висновок, що органічний взаємозв'язок двох частин Біблії прослідковується не тільки на теологічному рівні, але й на структурно-семіотичному рівні

    Development of Underground Water Extraction System for Karst Regions with Adapted Technologies and Operating System – Pilot Plant in Java, Indonesia

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    AbstractIn many developing countries, despite of much national and international effort to improve the water supply situation, the technical and ecological as well as economical solutions are still insufficient. The situation in karst regions is even more severe due to the extreme climatic and hydrogeological conditions. In karst areas, a large percentage of the precipitation rapidly infiltrates from the surface into the karst rock. The water resources are therefore mainly stored in the karst aquifers as well as in underground river systems. Because of lacking storage possibilities on the surface, bad accessibility of the underground resources and often long running dry seasons, serious water shortages occur. Against this backdrop, an interdisciplinary research group of the Karlsruhe Institute of Technology (KIT), together with industry partners, concentrates intensively on the development and implementation of concepts and technologies for an adapted water resources management in karst regions of Southeast Asia. This paper focuses on the Indonesian-German joint project for the development of an underground hydropower pilot plant in a karst region on Java, Indonesia, which is, from German side, supported by the German Federal Ministry of Education and Research (BMBF). After years of research and construction works facing several setbacks due to earthquakes and flood events, since mid of 2011 the plant is operated continuously under the responsibility of an Indonesian operational team

    Pathways to Carbon-Free Transport in Germany until 2050

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    The transport sector has to be widely decarbonized by 2050 to reach the targets of the Paris Agreement. This can be performed with different drive trains and energy carriers. This paper explored four pathways to a carbon-free transport sector in Germany in 2050 with foci on electricity, hydrogen, synthetic methane, or liquid synthetic fuels. We used a transport demand model for future vehicle use and a simulation model for the determination of alternative fuel vehicle market shares. We found a large share of electric vehicles in all scenarios, even in the scenarios with a focus on other fuels. In all scenarios, the final energy consumption decreased significantly, most strongly when the focus was on electricity and almost one-third lower in primary energy demand compared with the other scenarios. A further decrease of energy demand is possible with an even faster adoption of electric vehicles, yet fuel cost then has to be even higher or electricity prices lower

    Towards an Ontological Foundation of Services Science: The General Service Model

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    Despite the ubiquity of services, there is still no consensus ontheir exact nature and structure. This consensus, however, isnecessary to unambiguously describe and trade servicesphysically as well as in an Internet of Service. To make someprogress towards a shared conceptualization, we present in thispaper a general service model based on the DOLCE foundationalontology. In our understanding, a service is essentially composedof a service process whose core actions (delivered by a serviceproducer to a service consumer) comply with the exposeddescription of a service provider’s commitment. Each servicebelongs to a larger service system process which obeys legal andpricing constraints. We illustrate the model’s usefulness andrelevance by the means of a continuous example

    Comparing Research Trends and Industrial Adoption of Manufacturing Operations Management Solutions

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    For decades, the operations on the shop floor of manufacturing organizations have been supported by Manufacturing Execution Systems. In this paper, we investigate the trends of Manufacturing Operations Management in the research community and analyze of the adoption in the industry. Our literature review identifies the following trends for Manufacturing Operations Management: distributed system architectures, cloud technology, and use of standards. We conducted a survey targeting Manufacturing Operations Management solution providers and adopters to explore the adoption of these trends. The survey results show that the use of standards is already addressed to some extent by the industry. Practitioners anticipate distributed system architectures for Manufacturing Operations Management solutions in the future. However, practitioners are still reluctant towards cloud-only technology and will continue to be so in the foreseeable future

    Transfer of adapted water supply technologies through a demonstration and teaching facility

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    Water scarcity can be defined as a lack of sufficient water resources or as the limited or even missing access to a safe water supply. Latter can be classified as ‘economic water scarcity’ which among others can commonly be met in tropical and subtropical karst regions of emerging and developing countries. Karst aquifers, mostly consisting of limestone and carbonate rock, show high infiltration rates which leads to a lack of above ground storage possibilities. Thus, the water will drain rapidly into the underground and evolve vast river networks. Considering the lack of appropriate infrastructure and limited human capacities in the affected areas, these underground water resources cannot be exploited adequately. Against this, background innovative and adapted technologies are required to utilize hard-to-access water resources in a sustainable way. In this context, the German–Indonesian joint R&D project ‘‘Integrated Water Resources Management (IWRM) Indonesia’’ dealt with the development of highly adaptable water technologies and management strategies. Under the aegis of the Karlsruhe Institute of Technology (KIT) and funded by the German Ministry of Education and Research (BMBF), these innovative technical concepts were exemplarily implemented to remedy this deficiency in the model region Gunung Sewu, a karst area situated on the southern coast of Java Island, Indonesia. The experiences gained through the interdisciplinary joint R&D activities clearly showed that even in the case of availability of appropriate technologies, a comprising transfer of knowhow and the buildup of capabilities (Capacity Development) is inevitable to sustainably implement and disseminate new methods. In this context, an adapted water supply facility was developed by KIT which hereafter shall serve for demonstration, teaching, and research purposes. The plant’s functionality, its teaching and research concept, as well as the design process, which was accomplished in collaboration with the University Gadjah Mada (UGM), Yogyakarta, Indonesia, is the content of this present paper

    Towards A Design Of A Software-Defined Manufacturing System Based On A Systematic Literature Review For Enabling A Decentralised High-Rate Electrolyser Production

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    Hydrogen is critical for the transition to an environmentally sound and reliable energy supply. This transition requires large capacities of performant and cost-effective electrolysers. Although performant electrolysers already exist, they cannot yet be manufactured at a high rate in series production. The project H2Giga-FRHY is researching a reference factory for large-scale production of electrolysers, developing new production and testing modules. As an essential building block of the reference factory, a research group at Fraunhofer IPA is designing and implementing a comprehensive software-defined manufacturing system (SDMS), which supports the decentralized high-rate production of electrolysers and allows for far-reaching insights regarding high-rate capability, quality, and cost of products, processes, and technologies involved. For the SDMS implementation, different enterprise architecture (EA) approaches are considered and evaluated in the scope of a structured literature review with respect to criteria arising from the project context and related research questions. In this paper, an approach to designing a software-defined manufacturing system is described, and its necessity is based on the use case-specific criteria discussed
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