Sökning: "Hitachi-ABB"

Visar resultat 1 - 5 av 12 uppsatser innehållade ordet Hitachi-ABB.

  1. 1. Analysis of factory test data of on-load tap-changers for power transformers

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Avdelningen för systemteknik

    Författare :Oscar Stenhammar; [2021]
    Nyckelord :on-load tap-changer; OLTC; power transformer;

    Sammanfattning : On-load tap-changers (OLTC) are devices in the power grid that keeps the voltage level constant for consumers, regardless of the power demand. Hitachi ABB Power Grids, producer of the OLTC family named VUC, guarantees 30 years of lifetime. Such a pledge requires high standard devices. LÄS MER

  3. 2. Alternative ways of transferring data wirelessly : A comparison of wireless data transfer with goal of practical implementation at Hitachi ABB Ludvika

    Kandidat-uppsats, Uppsala universitet/Institutionen för elektroteknik

    Författare :Spyridon Ntontis; Ali Khan; Jamal Abdirahman; [2021]
    Nyckelord :;

    Sammanfattning : .... LÄS MER

  4. 3. Omkonstruktion av bockverktyg : Från hydraulisk till elektrisk drivning

    Uppsats för yrkesexamina på grundnivå, Uppsala universitet/Industriell teknik

    Författare :Johannes Skarin; Anders Nygren; [2021]
    Nyckelord :actuator; battery; bending; cad; ctc; copper; finite-element; transformer; bockning; batteri; cad; ctc; finita-elementmetoden; koppar; ställdon; transformator;

    Sammanfattning : A hydraulic bending tool is used in the manufacturing of transformer windings at Hitachi ABB Power Grids. This tool is used to create a pitch between the turns in the winding, a process which demands very strict tolerances during bending. Hitachi/ABB believes that the current tool is quite inconvenient and, in some cases, dangerous to use. LÄS MER

  5. 4. Användning av laserprojiceringsteknik inom tillverkningsprocesser

    Uppsats för yrkesexamina på grundnivå, Uppsala universitet/Industriell teknik

    Författare :Omar Aldalati; [2021]
    Nyckelord :laser projection technology; quality; productivity; transformer; Hitachi-ABB; Faro; laserprojiceringsteknik; kvalitet; produktivitet; transformator; Hitachi-ABB; Faro;

    Sammanfattning : All companies strive for increased quality and productivity in their operations by streamlining resource use and / or using new technology. This has led them to try to find new technical solutions that can be integrated into production as part of the improvement process, and that can drive the improvement work in the company forward. LÄS MER

  7. 5. Automatisering av produktionsprocess Kartläggning hos Hitachi ABB Power Grids

    Uppsats för yrkesexamina på avancerad nivå, Örebro universitet/Institutionen för naturvetenskap och teknik

    Författare :Mamz Shuker; Linn Nielsen; [2021]
    Nyckelord :automation; augmented reality AR ; productivity; quality; safety; ergonomics; investment decisions; automatisering; förstärkt verklighet AR ; produktivitet; kvalitet; säkerhet; ergonomi; investeringsbeslut;

    Sammanfattning : The purpose of this thesis is to identify areas where the present production process can be more effective with the help of automation solutions and how this efficiency can contribute to improved productivity, quality, safety and ergonomics. Today, Hitachi ABB Power Grids has a manual manufacturing process for customized power transformers and seeks to meet a demand that requires a more automated approach. LÄS MER