1,048 research outputs found

    A Cloud-based Messaging Service for Cross-Enterprise Data Exchange with Smart Objects

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    In this paper, we explore common communication needs for the rapidly increasing number of Internet-connected devices, which are appearing in a growing number of domains. We argue that with the rise of these smart objects business cooperation will increase. So-called smart meters then serve as example that a direct and flexible information exchange across enterprise boundaries, markets and even industries is needed. Based on experiences from integration projects and qualitative interviews with experts we deduce key requirements for an abstract communication system. We then map established communication paradigms to these requirements and finally introduce a cloud-based communication system for smart objects we call Virtual Object Warehousing Service. We explore its key characteristics and conclude by providing an outlook how such a general-purpose cloud-based messaging service could satisfy the communication needs of smart objects

    From a Barrier to a Bridge: Data-Privacy in Deregulated Smart Grids

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    The introduction of so-called smart meters involves detailed consumption data. While this data plays a key role in integrating volatile renewable energy sources, a side effect is that it can reveal sensitive personal information. Concerns and protests led to a stopped smart meter rollout yet. In deregulated electricity markets, data-privacy is even more at risk: The UK, Texas and Ontario decided for a nation-wide communication intermediary in order to facilitate the exchange of the vast amount of smart meter data. However, this operational efficiency is achieved by the fact that an intermediary is a single point of failure. We present an approach based on encryption to secure the intermediary against privacy invasions and we can show that our prototypical implementation meets even restrictive requirements for large-scale data handling and processing. By aiming at customers’ confidence in smart metering, our solution might lay the ground for an ecosystem of energy services

    An Energy Blockchain, a Use Case on Tendermint

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    The recent advances in distributed energy systems require new models for exchanging energy among prosumers in microgrids. The blockchain technology promises to solve the digital issues related to distributed systems without a trusted authority and to allow quick and secure energy transactions, which are verified and cryptographically protected. Transactions are approved and subsequently recorded on all the machines participating in the blockchain. This work demonstrates how users, which are nodes of the energy and digital networks, exchange energy supported by a customized blockchain based on Tendermint. We focus on the procedures for generating blocks and defining data structures for storing energy transactions

    Smarter City: Smart Energy Grid based on Blockchain Technology

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    The improvement of the Quality of Life (QoL) and the enhancement of the Quality of Services (QoS) represent the main goal of every city evolutionary process. It is possible making cities smarter promoting innovative solutions by use of Information and Communication Technology (ICT) for collecting and analysing large amounts of data generated by several sources, such as sensor networks, wearable devices, and IoT devices spread among the city. The integration of different technologies and different IT systems, needed to build smart city applications and services, remains the most challenge to overcome. In the Smart City context, this paper intends to investigate the Smart Environment pillar, and in particular the aspect related to the implementation of Smart Energy Grid for citizens in the urban context. The innovative characteristic of the proposed solution consists of using the Blockchain technology to join the Grid, exchanging information, and buy/sell energy between the involved nodes (energy providers and private citizens), using the Blockchain granting ledger

    Demand Response in Smart Grids: Research Opportunities for the IS Discipline

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    Information systems are going to play a key role in making today’s electricity grids smarter and, in this way, enabling the energy turnaround from fossil to renewable energy sources. One of the approaches in order to cope with the intermittent feed-in of renewable energy is demand response, i.e. the demand side responds to requirements and price signals from the electricity grid. Until now, the supply side still largely responds to the demand by trying to generate the electricity that is currently needed. As the huge coordination task of demand response in smart grids necessarily requires information systems, this contribution analyzes existing information systems (IS) research contributions on demand response. Subsequently, we identify underrepresented areas by contrasting our findings with the research of related disciplines and research projects funded by the European Union (EU). Finally, we discuss selected open questions and conclude by illustrating what the identified white spots mean for the Smart Grid’s success and provides guidance for future IS research and development

    Blockchain in Energy Communities, A proof of concept

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    This report aims at exploring the use of the distributed ledger paradigm to incentive the participation of the citizen to a truly free, open and interoperable energy market, producing a feasibility study and a first demo testbed, taking also into consideration privacy, cybersecurity and big-data issues of the smart-home in the Energy market context. This study is intended to support point 4.1, 4.2 and 4.3 of the DSM (COM(2015)192) and point 2.2 of the Energy Union package (COM(2015)80.JRC.E.3-Cyber and Digital Citizens' Securit

    Inter-organizational Integration of Smart Objects: White Spots in the Solution Landscape

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    The vision of the Internet of Things (IoT) has sparked considerable efforts in research and development over the past decade.Much of these efforts were driven by applications of RFID technology for monitoring the flow of goods and prominent earlyadopters such as Wal-Mart and Metro Group. Also, the global standards organization GS1 provided a number of wellrecognized specifications that are tailored to monitor objects across organizations.Development of the IoT has certainly benefited from the strong demand for monitoring goods in business applications.However, the dominance of these application scenarios and corresponding standards comes at the risk of neglectingrequirements from other domains. In this paper, we review the focus of existing works. Our contribution is twofold. (1) Usinga systematic literature review, we analyze existing research contributions and identify underrepresented areas. (2) We discussselected approaches in detail and highlight open issues in the covered functionality. The aim of our work is to raise awarenessfor open potentials in the IoT service domain and to direct future research and developments
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