Sökning: "exchange systems"

Visar resultat 21 - 25 av 626 avhandlingar innehållade orden exchange systems.

  1. 21. Attribute-based Approaches for Secure Data Sharing in the Industry

    Författare :Alex Chiquito; Ulf Bodin; Olov Schelén; Jerker Delsing; Markus Tauber; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Data security; secure data sharing; Attribute-based Access Control; Attribute-based Encryption; industry 4.0; cyber-physical systems; cyber security; Cyberfysiska system; Cyber-Physical Systems;

    Sammanfattning : In the Industry 4.0 era, secure and efficient data sharing is vital for innovation and operational enhancement. Industry 4.0 envisions a highly connected ecosystem where machines, devices, and stakeholders collaborate in real time to optimize processes, enhance productivity, and create new value propositions. LÄS MER

  3. 22. Relationship alignment between small firms : an information exchange perspective on dyads

    Författare :Dan Harnesk; Luleå tekniska universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Computer and Systems Science; Data och Systemvetenskap;

    Sammanfattning : The thesis is about conceptualizing relationship alignment in small firm relationships from an information exchange perspective. The thesis has a theoretical focus but is also informed by three case studies. LÄS MER

  4. 23. Biomass-fuelled PEM FuelCell systems for small andmedium-sized enterprises

    Författare :Tingting Guan; Per Alvfors; Mohsen Assadi; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; PEMFC; renewable hydrogen production; biomass; hydrogen-rich gas; biomass conversion; anaerobic digestion; steam reforming; CO removal; gasification; sustainable energy system;

    Sammanfattning : Biomass-fuelled proton exchange membrane fuel cells (PEMFCs) offer asolution for replacing fossil fuel for hydrogen production. Through using thebiomass-derived hydrogen as fuel, PEMFCs may become an efficient andsustainable energy system for small and medium-sized enterprises. LÄS MER

  5. 24. Operability Considerations for Retrofit Design of Industrial Process Energy Systems

    Författare :Sofie Marton; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Interviews; Steam System; Heat integration; Implementation; Operability; Non-energy benefits;

    Sammanfattning : Energy efficiency is crucial to reduce fuel usage and related emissions in industry.  In energy-intensive process industry, the use of heat accounts for a large share of the total energy use and a reduction of the heating and cooling demand is thus important for decreasing energy use. LÄS MER

  7. 25. Towards interoperable information and communication systems for manufacturing operations

    Författare :Magnus Åkerman; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : Mass customization and the demand for flexible manufacturing systems have increase focus on the human workers. Diversity and complexity of the products that manufacturing operators have to handle is constantly on the rise. LÄS MER