Search for dissertations about: "Turboladdare"

Showing result 1 - 5 of 8 swedish dissertations containing the word Turboladdare.

  2. 1. Particle Characterization in the Exhaust Devices of Direct Injection Engines

    Author : Arun Prasath Karuppasamy; Anders Christiansen Erlandsson; Hanna Bernemyr; Alexander Bergmann; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Particle number; Particle size distribution; turbocharger; SCR; Exhaust after-treatment system; Particle dilution and conditioning; Partikelantal; storleksfördelning av partiklar; turboladdare; SCR; efterbehandlingssystem; avgasbehandlingssystem; partikelspädning och partikelanpassad mätmetod; Machine Design; Maskinkonstruktion;

    Abstract : Minimizing pollutants are of utmost importance to ensure sustainability in transportation. Particle emissions from internal combustion engines are especially harmful to human health, while also contributing to global warming. READ MORE

  4. 2. On-Engine Turbocharger Performance Considering Heat Transfer

    Author : Habib Aghaali; Hans-Erik Ångström; Jose R. Serrrano; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; turbocharger; Internal combustion engine; heat transfer; turbocharged engine; on-engine turbocharger; turbocharger performance; توربو شارژر، موتور احتراق داخلی، انتقال حرارت، توربوچارجر; turbo; turboladdare; förbränningsmotor; värmeöverföring; turboladdad motor;

    Abstract : Heat transfer plays an important role in affecting an on-engine turbocharger performance. However, it is normally not taken into account for turbocharged engine simulations. READ MORE

  5. 3. Large Eddy Simulations of Complex Flows in IC-Engine's Exhaust Manifold and Turbine

    Author : Johan Fjällman; Laszlo Fuchs; Mihai Mihaescu; Ricardo Martinez-Botas; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Large Eddy Simulations; Reynolds Averaged Navier-Stokes; Turbocharger; Turbine; Curved Pipes; Pulsatile Flow; Proper Orthogonal Decomposition; Large Eddy Simulations; Reynolds Averaged Navier-Stokes; Turboladdare; Turbin; Rörkrök; Pulserande Flöde; Proper Orthogonal Decomposition; Engineering Mechanics; Teknisk mekanik;

    Abstract : The thesis deals with the flow in pipe bends and radial turbines geometries that are commonly found in an Internal Combustion Engine (ICE). The development phase of internal combustion engines relies more and more on simulations as an important complement to experiments. READ MORE

  6. 4. Flow and heat transfer in a turbocharger radial turbine

    Author : Shyang Maw Lim; Mihai Mihaescu; Anders Dahlkild; Christophe Duwig; Laszlo Fuchs; Niklas Andersson; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; pulsatile exhaust flow; efficient radial turbine; turbocharger performance; Detached Eddy Simulation; level of integration with the Internal Combustion Engine; heat transfer effect; pulserande avgasflöde; effektiv radialturbin; turboaggregatprestanda; Detached Eddy Simulation; integrationsnivå med förbränningsmotorn; värmeöverföringseffekt; Engineering Mechanics; Teknisk mekanik;

    Abstract : In the past decades, stricter legislation has been imposed to improve fuel economy and to reduce tail-end emissions of automotive vehicles worldwide. One of the important and effective technologies adopted by the automobile manufacturers to fulfill legislation requirements is the turbocharger technology. READ MORE

  7. 5. Thermodynamic Simulation of HCCI Engine Systems

    Author : Olof Erlandsson; Förbränningsmotorer; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; HAM; Turbine; Compressor; Turbocharger; Engine; Modeling; HCCI; Simulation; Motors and propulsion systems; Motorer; framdrivningssystem;

    Abstract : This thesis focuses on engine system simulation using thermodynamics and chemical kinetic models to investigate the performance and efficiency of Homogeneous Charge Compression Ignition (HCCI) engines for stationary applications. It includes the development of software as well as models for engine, turbocharger, intercooler, inlet and exhaust manifolds, wastegate valve, inlet air humidifier, inlet air heater and more. READ MORE