Sökning: "direct reduction"

Visar resultat 6 - 10 av 434 avhandlingar innehållade orden direct reduction.

  1. 6. The low-carbon steel industry - Interactions between the hydrogen direct reduction of steel and the electricity system

    Författare :Alla Toktarova; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Renewable Energy; Energy systems modelling; Hydrogen-direct reduction; Steel industry; Electrification;

    Sammanfattning : The European steel industry must achieve deep reductions in CO2 emissions to meet the targets set out in the Paris Agreement. Options for reducing CO2 emissions include electrification, carbon capture and storage (CCS) and the use of biomass. LÄS MER

  3. 7. Direct electron transfer based biofuel cells : operating in vitro and in vivo

    Författare :Magnus Falk; Malmö högskola; []
    Nyckelord :biofuel cell; direct electron transfer; enzymes; gold nanoparticles; implantable biomedical devices;

    Sammanfattning : I vår moderna värd är vi väldigt beroende av elektrisk energi som vi använder för det mesta i får vardag: för att lysa upp våra hus, generera värme, driva våra datorer och mobiltelefoner och mycket mer. Produktion av elektrisk energi har dock ofta en negativ på-verkan på vår miljö. LÄS MER

  4. 8. Demand Side Activities for Electric Load Reduction

    Författare :Juozas Abaravicius; Energihushållning; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Load demand; Energiforskning; Energy research; demand response; peak load reduction; load management; demand side;

    Sammanfattning : The research described in this thesis, focuses on some activities on the demand side that could reduce peak load in electricity system by using consumer flexibility i.e. by increasing the demand side response to signals coming from the energy market. LÄS MER

  5. 9. Direct patterning processes for high-performance microsupercapacitors

    Författare :Viktoriia Mishukova; Jiantong Li; Mikael Östling; Gianluca Fiori; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; microsupercapacitors; energy storage; solid electrolyte; direct laser patterning; inkjet printing; functional nanomaterials.; mikrosuperkondensatorer; energilagring; fast elektrolyt; direkt lasermärkning; bläckstråleutskrift; funktionella nanomaterial; Informations- och kommunikationsteknik; Information and Communication Technology;

    Sammanfattning : The surge in miniaturized electronic components driven by the Internet of Things (IoT) has prompted an interest in non-traditional energy storage solutions. For these applications, reduction of size while preserving power and energy densities are of great importance. LÄS MER

  7. 10. Direct Ground Cooling Systems for Office Buildings

    Författare :Taha Arghand; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Ground heat exchangers; Energy renovation; Renewable energy; GeoTABS; Active chilled beams; Geocooling systems; TABS; ground-coupled cooling; Passive ground cooling; Thermal comfort; Direct ground cooling; Energy efficiency; Boreholes; Ceiling cooling panels; High-temperature cooling; Optimization; Comfort cooling;

    Sammanfattning : The solving of crucial global energy challenges hinges on improving energy efficiency in building energy systems. Accomplishing energy-efficiency targets often entails incorporating sustainable energy sources into the energy supply system. LÄS MER