Collections in this community

Recent Submissions

  • Digital Asset Capturing (DAC): an image recognition based algorithm supporting collection and analysis of overhead power grid assets 

    VALIGI, Enrico; BOLOGNESI, Massimo; CIANCARELLI, Francesco (AIM, June 2019)
    Since last decade, electrical power companies have largely improved quality and efficiency of overhead power lines surveillance and infrastructure assets inspections thanks to aerial vehicles (AVs) applications. Regular ...
  • Novel Technical Solutions as an Enabler of the Small-Scale Demand Response Resources 

    Tikka, Ville; Romanenko, Aleksei; Mashlakov, Aleksei; Annala, Salla; Honkapuro, Samuli; Partanen, Jarmo (AIM, June 2019)
    The paper presents an overview of the present technical barriers and triggers on the utilization of small active resources in demand response (DR) market and suggests requirements to novel technical solutions enabling ...
  • Partial Discharge alert system in medium voltage switchgear 

    Gemme, Carlo; Guastavino, Francesco; Hencken, Kai; Krivda, Andrej; maret, Yannick; Testa, Marco; Gallesi, Federico (AIM, June 2019)
    Partial discharge (PD) is a well-known indicator of insulation problems in high voltage equipment. We report on experience collected during the development of a new online PD detection and alert system for air insulated ...
  • Local flexibility markets: An economic solution for the upcoming influence of electrical charging station penetration 

    Kotthaus, Kevin; Pack, Sven; Hermanns, Jessica; Paulat, Frederik; Meese, Jan; Zdrallek, Markus; Neusel-Lange, Nils; Raczka, Sebastian (AIM, June 2019)
    The installation of decentralized renewable energies is still going on in low and medium voltage grids and will increase the frequency of congestions in the near future. Especially voltage range violations are issues caused ...
  • Arc phenomena and method of arc extinction in air circuit breaker 

    Park, Woojin; Kim, Young Kook; Lee, Sangchul; Ahn, Kil-Young; Kim, Young-Geun (AIM, June 2019)
    Air Circuit Breaker (ACB) is an electric control devicethat interrupts the abnormal currents which result from theover-loads or short-circuits in Low voltage(less than1,000Vac or 1,500Vdc) distribution line. Recently, ...
  • Endurance Life Prediction of Gas-Insulated Circuit Breaker and Spring Operating Mechanism Components 

    Jeong, JaeHo; Ko, KwangJin; Tak, SungJun; Ahn, HeeSub; Choi, JongUng; Kim, Young-Geun; Kim, Min Jee (AIM, June 2019)
    The GCB(gas-insulated circuit breaker) is very important in power system and is driven by a SOM(spring operating mechanism). During the operating of the GCB and SOM, a heavy load is applied at high speed, and many parts ...
  • A Combined Planning and Simulation Approach for Smart Grid  Reliability Analysis 

    Pelegrini, Marcelo; Serra Baldissin, Diogo; Travassos, Gustavo; Himeno, Gustavo; Kagan, Henrique; Padilha, Ricardo; Duarte, Daniel (AIM, June 2019)
    Today, considering the raise of electricity companies seeking for a more reliable, economical and sustainable electricity grid, the transition to the Smart Grid model seems inevitable. The associated deployment challenges ...
  • Overvoltage due to single-phase and three-phase connected PV and what to do about it 

    Mulenga, Enock; Bollen, Math; Etherden, Nicholas (AIM, June 2019)
    This paper presents the overvoltage caused by single and three-phase connected PV to a low-voltage distribution grid. Statistics are obtained based on source-impedance data for 40 000 customers. A stochastic approach is ...
  • 40 MW Photovoltaic Power Plant’s Earthing System Design – New Challenges for an Integrated Methodology 

    Cardoso, Carlos; Leiria, Andreia (AIM, June 2019)
    EDP Labelec is responsible for the safety analysis of the earthing system of every new substation in the Portuguese distribution grid, and over the past 15 years has developed and perfected an integrated methodology for ...
  • Typical harmonic levels and spectra with low-voltage customers 

    Bollen, Math; Gil de Castro, Aurora; Rönnberg, Sarah (AIM, June 2019)
    This paper presents levels of harmonic voltage distortion with low-voltage customers during 2017 and 2018. Measurements were obtained over a period between one hour and one day per location. Results are presented for the ...
  • Cost Benefit Analysis (CBA) approach of Non-Conventional STATCOM Applications 

    Friese, Mark; Hay, Stephanie; Mugwanda, Emanuel; Santandreu, Albert; Neilson, David (AIM, June 2019)
    This paper evaluates non-conventional reinforcement options in four areas of the Scottish Power Energy Networks distribution network that are, or are expected to be, experiencing voltage issues. STATCOMs and mechanically ...
  • 5G networks enabling new smart grid protection solutions 

    Hovila, Petri; Syväluoma, Petri; Kokkoniemi-Tarkkanen, Heli; Horsmanheimo, Seppo; Borenius, Seppo; Li, Zexian; Uusitalo, Mikko (AIM, June 2019)
    Within the ongoing energy revolution, power distribution grid protection, control, and monitoring requires modern, advanced technologies to maintain safety and reliability of operation. If all devices could be interconnected ...
  • Temperature and voltage distortion analysis in LED lamps 

    Gutiérrez Ballesteros, Elena; Gil de Castro, Aurora; Rönnberg, Sarah; Sakar, Selcuk (AIM, June 2019)
    Measurements in electrical and thermal parameters of LED lamps over time have been studied. To get comparable results between lamps, for compliance testing and benchmarking, measurements after stabilization are recommended. ...
  • Comparison of SF6-free load-break switching principles 

    Schaak, Martin; Ermeler, Kristian; Bendig, Marvin; Krampert, Thomas (AIM, June 2019)
    This paper presents different principles of MV load-break switches with a specific SF6 gas-alternative. All switching principles presented in this paper are using natural gases (main components of ambient air, e.g. N2, CO2 ...
  • SPORE multifluid microgrid tests and results in the tropics 

    Wild, Jean; Peng, Xiaoyong; Ballereau, Antoine; ANTOINE, Quentin; PAZIENZA, Laurie; Wibisono, Soni; Menon, Tushar (AIM, June 2019)
    The present paper describes the largest innovative multifluid microgrid pilot in South East Asia and the associated use cases enabling safe control of DERs through μEMS – Power Control: Power Management System and optimal ...
  • Comparisons of IEC/TR 61000-3-6 and IEEE Std 519 in the MV Systems 

    Cho, Namhun; Lee, Sungwoo; Lee, Hyungchan; Seo, InYong (AIM, June 2019)
    The objective of this paper is to compare theharmonic allocation methodologies of both IEC 61000-3-6 [1] and IEEE Std. 519 [2]. Comparison has been carriedin detail to analyze the weak and strong points of theconventional ...
  • Recommended Distributed Energy Resource Modeling Practices in North America 

    Quint, Ryan; Green, Irina; Ramasubramanian, Deepak; Pourbeik, Pouyan; Boemer, Jens; Gaikwad, Anish; Kosterev, Dmitry; Osman, Mohamed (AIM, June 2019)
    Around the world, distributed energy resource modelling practices are evolving to meet the needs of rapidly growing DER penetrations. In North America, efforts are focused on improved and consistent steady-state and dynamic ...
  • Use of self administered energy meters - Accesibility of the population with low income resources to sustainable energy. 

    Pulice, Miguel (AIM, June 2019)
    Based on the evaluation made, as regards the accessibility to the electric power of low-income customers, establishing a sustainable solution that satisfied the needs of this population and at the same time enables the ...
  • Survey of Distribution Planners on Current Forecasting Practices and Concerns 

    Taylor, Jason; Bello, Mobolaji; Coley, Steven (AIM, June 2019)
    Load forecasting is a foundational component of distribution planning. Technology, resource, and policy changes pose challenges to traditional forecasting and planning assessments. To better understand current practices ...
  • Utilization of a mixture of CTs and current sensors in line differential protection applications 

    Raipala, Ontrei; Hovila, Petri; Leminen, Janne; Farughian, Amir; Memon, Aushiq; Kauhaniemi, Kimmo (AIM, June 2019)
    The popularity of Rogowski sensors is increasing due to their advantages over conventional CTs. Consequently, network utilities may sometimes end up facing a question whether it would be possible to use line differential ...

View more