Sökning: "electrical distribution systems"

Visar resultat 1 - 5 av 74 uppsatser innehållade orden electrical distribution systems.

  1. 1. Feasibility study for electrification of Logistics centre at Stockholm Royal Seaport

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Rohit Kumar Sachdewani; [2021]
    Nyckelord :Electrification; Battery Storage Systems; GAMS; Optimisation program; Construction Site; Logistics Centre; Elektrifiering; Batterilagringssystem; GAMS; optimeringsprogram; byggarbetsplats; logistikcenter;

    Sammanfattning : In the eastern part of Stockholm, a major urban development project is taking place. It is called Stockholm Royal Seaport and up to the year 2030 approximately 12000 new homes, 35000 workplaces and 600000 square meters of commercial areas will be added to the area. The project has been given a very ambitious environmental action program. LÄS MER

  2. 2. Harmonic Emissions in Microgrids

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Industriell elektroteknik och automation

    Författare :Lejla Alibegovic; Emelie Freiland Paulsson; [2021]
    Nyckelord :Harmonics; microgrid; local energy system; NEPLAN; Technology and Engineering;

    Sammanfattning : “Affordable and clean energy” is EUs 7th Sustainable Development Goal and includes an increase of renewable energy generation in the global energy mix. A lot of the responsibility falls on the energy sector to transform and obtain solutions for a more sustainable future. LÄS MER

  3. 3. En kartläggning av otrygga offentliga rum : en kvalitativ fallstudie i del av Bro, Upplands-Bro kommun (Stockholms län)

    Kandidat-uppsats, Blekinge Tekniska Högskola

    Författare :Ulrica Flemström; [2021]
    Nyckelord :Crime prevention measures; fear of crime; increased security; perceived insecurity; public space designs; the urban area of Bro; Upplands-Bro municipality; Brottsförebyggande åtgärder; offentliga rums utformningar; rädsla för brott; tätorten Bro; Upplands-Bro kommun; upplevd otrygghet; ökad trygghet;

    Sammanfattning : Bro is an urban area located in Upplands-Bro municipality, Stockholm County. In 2020, the Stockholm Police conducted a security survey for all municipalities included in the Stockholm police region. The results of the survey for Upplands-Bro municipality show that many residents feel insecure about the risk of being exposed to crime. LÄS MER

  4. 4. The role of location of low inertia in power systems

    Master-uppsats, Uppsala universitet/Institutionen för elektroteknik

    Författare :Bashar Alahmad; [2021]
    Nyckelord :Low inertia; Frequency stability; Rotor-angle stability; Nordic 32; Kundur; PowerFactory; Small-signal stability; Inter-area oscillation; Rate of Change of Frequency.;

    Sammanfattning : The plans to reduce the energy-related greenhouse gas emissions stimulate the deployment of electronically interfaced renewable resources. The increased penetration of such intermittent sources together with phasing conventional power plants out and the installation of High Voltage Direct Current (HVDC) links for long-distance more efficient transmission, reduces the stored inertia in any electrical grid. LÄS MER

  5. 5. Statistik över svenska blixtströmmar : Analys av data från SMHI:s blixtlokaliseringssystem

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Elektricitetslära

    Författare :Rebecca Persson; [2021]
    Nyckelord :blixt; blixtlokaliseringssystem; strömfördelning; åskstatistik; SMHI; Svenska kraftnät; åskskydd;

    Sammanfattning : Lightning constitutes a serious threat to the electrical grid. If not protected against, lightning can cause comprehensive damage, harm to humans and lead to disruption in the electricity supply. Modeling of lightning protection is hence an important part of operating the grid. LÄS MER