Sökning: "Electric power industry"

Visar resultat 6 - 10 av 68 avhandlingar innehållade orden Electric power industry.

  1. 6. An information system migration framework for the electricity industry control centers

    Författare :Leonel Plazaola Prado; KTH; []
    Nyckelord :electricity industry; electricity industry reforms; electricity industry control centers;

    Sammanfattning : The Electricity Industry Reforms (EIR) is a worldwidephenomenon that is inducing an intensive business orientedcontext in the organization, processes and functions of theElectricity Industry (EI). The electric power grid is nowtreated as the electricity market, the consumer as thecustomer, the power system activities are related to marketactors (i. LÄS MER

  3. 7. Power loss minimization in electric cars by wheel force allocation

    Författare :Juliette Torinsson; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; control allocation; electric vehicles; energy efficiency;

    Sammanfattning : The need for lowering the emission levels has never been greater than now. In the vehicle industry, electrification seems to be an irreversible way ahead but user-related challenges such as limited range delay electricity as the primary energy source for personal transportation. LÄS MER

  4. 8. Hydropower generator and power system interaction

    Författare :Johan Bladh; Urban Lundin; Rafael Escarela-Perez; Uppsala universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Amortisseur windings; applied voltage test; automatic voltage regulators; damper windings; damping torque; empirical modelling; equivalent circuits; excitation control; finite element method; hydropower generators; power system restoration; power system stability; synchronous machines; self excitation; shaft torque amplification; short circuit test; single machine infinite bus; slip test; standstill frequency response test; subsynchronous oscillations; synchronising torque; synchronous generators; torsional interaction.; Engineering Science with specialization in Science of Electricity; Teknisk fysik med inriktning mot elektricitetslära;

    Sammanfattning : After decades of routine operation, the hydropower industry faces new challenges. Large-scale integration of other renewable sources of generation in the power system accentuates the role of hydropower as a regulating resource. LÄS MER

  5. 9. Wide Range Isolated Power Converters

    Författare :Muhammad Abu Bakar; Kent Bertilsson; Johan Sidén; Jorge Garcia; Mittuniversitetet; []
    Nyckelord :Power converters; Resonant converters; wide range converter; stable performance;

    Sammanfattning : Power electronics technology is rapidly growing in most industrialapplications. There is an increasing demand for efficient and low profilepower converters in the industry like automotive, power grids, renewableenergy systems, electric rail systems, home appliances, and informationtechnology. LÄS MER

  7. 10. Organizational Capabilities : A Study of Electrical Power Transmission Equipment Manufacturers, 1878-1990

    Författare :Fredrik Tell; Lars Lindkvist; Christian Knudsen; Keith Pavitt; Linköpings universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Organizational Capabilities; Electrical Manufacturers; Power Transmission; Business History; Technological Change; Knowledge-based Theory of the Firm; ABB; AEG; Alsthom; ASEA; Brown Boveri; CGE; GEC; General Electric; Siemens; Westinghouse; Business Studies;

    Sammanfattning : Organizational capabilities of large industrial firms constitute a pillar in Alfred Chandler's theory of the emergence of managerial capitalism. Science based firms represent one important sector within such an economic context. LÄS MER