Sökning: "ABB Corporate Research"

Visar resultat 1 - 5 av 8 avhandlingar innehållade orden ABB Corporate Research.

  1. 1. Corporate Brand Positioning – Case Studies across Firm Levels and Over Time

    Författare :Christian Koch; Företagsekonomiska institutionen; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Brand positioning; corporate branding; organizational change; strategy formation; process;

    Sammanfattning : Positioning is a key concept in the fields of branding, marketing, and strategy. In brand management, positioning deals fundamentally with finding a balance between sameness and differentiation. Empirical research predominantly examines the effectiveness of certain strategies. LÄS MER

  3. 2. Analysis of High-Frequency Electrical Transients in Offshore Wind Parks

    Författare :Tarik Abdulahovic; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; restrikes; very fast transient; surge protection; surge; voltage escalation; transient overvoltage; prestrikes; breaker;

    Sammanfattning : In this thesis, a study of high frequency electromagnetic transient phenomena is performed. Models of various components needed for simulations of high frequency transients, such as transformers, cables and breakers are developed. LÄS MER

  4. 3. Analysis of High-Frequency Electrical Transients in Offshore Wind Parks

    Författare :Tarik Abdulahovic; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; very fast transient; surge protection; surge; transient overvoltage; restrikes; prestrikes; breaker; voltage escalation;

    Sammanfattning : In this thesis, a study of high frequency electromagnetic transient phenomena is performed. Models of various components needed for simulations of high frequency transients, such as for transformers, cables and breakers are developed. LÄS MER

  5. 4. Business at risk : four studies on operational risk management

    Författare :Kristian Kallenberg; Handelshögskolan i Stockholm; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Sammanfattning : For business organizations the concept of risk has always been important. Lately, this importance has been enhanced due to a number of corporate and societal circumstances. New and previously unconsidered risks are gaining increased significance in the overall risk management of many companies. LÄS MER

  7. 5. On Stabilization of Sensorless Synchronous Motor Drives and Traction Converters

    Författare :Magnus Jansson; Lennart Harnefors; Mats Alakula; Mälardalens högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electronics; Elektronik; elektronik; Electronics;

    Sammanfattning : Avhandlingen behandlar först och främst styrning av elmotordrifter, men vi tittar även på styrning av nätomriktare för stabil framdrivning av tåg.Två industriprojekt är rapporterade i avhandlingen, i form av delrapporterna ”Sensorless Control of Electrically Excited Synchronous Machines”, ABB Corporate Research och ”Stable and Passive Traction”, Bombardier Transportation. LÄS MER