Sökning: "Per Gunnar Lundqvist"

Hittade 3 avhandlingar innehållade orden Per Gunnar Lundqvist.

  1. 1. Governance of innovation - deploying an architectural framework for innovation of technological systems for energy, security and defence

    Författare :Bengt A Mölleryd; Per Lundqvist; Gunnar Hult; Per Morten Schiefloe; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Systemic innovation; disruptive innovation; technology innovation; innovation deployment; platform-based ecosystems; governance; innovation life cycle; systems integration and association; systems of systems; energy; security; security of supply; defence; evolutionary development; holistic engineering; systems engineering standards; protocols and methods; enterprise architectures and frameworks; Energy Technology; Energiteknik;

    Sammanfattning : Governance of innovation – deploying an architectural framework for innovation of technological systems for energy, security and defence Innovation has a great deal of attraction but is associated with serious uncertainties and downsides. It is potentially beneficial for growth, sector and industrial development and competitiveness. LÄS MER

  3. 2. Novel cycles using carbon dioxide as working fluid : new ways to utilize energy from low-grade heat sources

    Författare :Yang Chen; Per Gunnar Lundqvist; Mats Westermark; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Thermal energy engineering; Termisk energiteknik;

    Sammanfattning : This licentiate thesis proposes and analyzes three carbon dioxide novel cycles, namely: the carbon dioxide transcritical power cycle, the carbon dioxide Brayton cycle and the carbon dioxide cooling and power combined cycle. Due to the different characteristics of each cycle, the three cycles are suitable for different applications. LÄS MER

  4. 3. Load Shifting and Storage of Cooling Energy through Ice Bank or Ice Slurry Systems : modelling and experimental analysis

    Författare :Marino Grozdek; Per Gunnar Lundqvist; Michael Kauffeld; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; refrigeration systems; cool thermal energy storage system; ice; modelling; simulation; field measurement; experiment; indirect system; ice-on-coil system; external melt; ice slurry; homogeneous storage; heterogeneous storage; Thermal energy engineering; Termisk energiteknik;

    Sammanfattning : Ice based Cool Thermal Energy Storage (CTES) systems have attracted much attention during last few decades. The reasons are mainly of economical and environmental nature. LÄS MER