Search for dissertations about: "grid networks"

Showing result 16 - 20 of 92 swedish dissertations containing the words grid networks.

  2. 16. Propagation of Supraharmonics in Low-Voltage Networks

    Author : Angela Espin Delgado; Sarah Rönnberg; Math Bollen; Jos Knockaert; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; supraharmonics; waveform distortion; low-voltage; high-frequency harmonics; Electric Power Engineering; Elkraftteknik;

    Abstract : The need for measures towards a sustainable use of energy has incited the proliferation of devices and systems for the efficient use of electricity. Energy-efficient appliances, equipment for the electrification of transportation, electricity generators from renewable energy sources, and communication protocols, e.g. READ MORE

  4. 17. Stochastic Planning of Smart Electricity Distribution Networks

    Author : Manuel Alejandro Alvarez Perez; Sarah K. Rönnberg; Math Bollen; Jin Zhong; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electric Power Engineering; Elkraftteknik;

    Abstract : The penetration of intermittent Distributed Generation (DG) brought additional uncertainty to the system operation and planning. To cope with uncertainties the Distribution System Operator (DSO) could implement several strategies. READ MORE

  5. 18. A Fault Detection Framework Using Recurrent Neural Networks for Condition Monitoring of Wind Turbines

    Author : Yue Cui; Lina Bertling; Pramod Bangalore; Bikash C Pal; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; asset management; condition monitoring; fault detection; preventive maintenance; recurrent neural networks; two-stage threshold; wind power; kapitalförvaltning; underhållsstyrning; tillståndsövervakning; feldetektering; förebyggande underhåll; återkommande neurala nätverk; tvåstegs tröskel; vindkraft; Electrical Engineering; Elektro- och systemteknik;

    Abstract : The global energy system is experiencing a transition to a sustainable system with ambitious targets for increased use of renewable energy. One key trend for this transition has been the large introduction of wind power and integration into the electricity grid. READ MORE

  6. 19. Use of the CIM framework for data management in maintenance of electricity distribution networks

    Author : Lars Nordström; Torsten Cegrell; Pekka Verho; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Asset Management; Electricity Distribution Networks; Information Systems; Data Quality; Power System Modeling; Enterprise Architecture; Common Information Model; Ontology; Systems engineering; Systemteknik;

    Abstract : Aging infrastructure and personnel, combined with stricter financial constraints has put maintenance, or more popular Asset Management, at the top of the agenda for most power utilities. At the same time the industry reports that this area is not properly supported by information systems. READ MORE

  7. 20. Cyber-security in Smart Grid Communication and Control

    Author : Ognjen Vuković; György Dán; Deepa Kundur; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical Engineering; Elektro- och systemteknik;

    Abstract : Society is increasingly dependent on the reliable operation of power systems. Power systems, at the same time, heavily rely on information technologies to achieve efficient and reliable operation. READ MORE