Search for dissertations about: "Maria Henningsson"

Found 3 swedish dissertations containing the words Maria Henningsson.

  2. 1. Control Structures for Low-Emission Combustion in Multi-Cylinder Engines

    Author : Maria Henningsson; Institutionen för reglerteknik; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; LQG control; fumigation; mid-ranging control; HCCI engine; engine control;

    Abstract : Traditionally, heavy-duty diesel engines have high efficiencies but also high emissions of NOx and soot particles. New engine concepts show the potential to retain diesel-like efficiencies while reducing emissions by forming a completely or partially homogeneous mixture of fuel and air prior to ignition through compression. READ MORE

  4. 2. Data-Rich Multivariable Control of Heavy-Duty Engines

    Author : Maria Henningsson; Institutionen för reglerteknik; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Multivariable Control; Model Predictive Control; LQG Control; Virtual Sensing; System Identification; Diesel engines; HCCI engines; Dual-Fuel Combustion; Cylinder Pressure Sensors;

    Abstract : The combustion engine is today the dominant technology for transportation of goods and people world-wide. Concerns for global warming, toxic exhaust emissions, as well as cost and availability of fuel have in recent years created incentives for technological evolution of combustion engines. READ MORE

  5. 3. Internet grocery shopping : a necessity, a pleasurable adventure, or an act of love? : a longitudinal study 1998-2003 of 23 Swedish households

    Author : Maria Frostling-Henningsson; Karin E Ekström; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Internet; grocery shopping; longitudinal; consumers; in-depth interviews; Business studies; Företagsekonomi; Business Administration; företagsekonomi;

    Abstract :   Shopping for groceries on the Internet has been an alternative for Swedish consumers since 1996. Despite a huge interest in this behavior from consumers, retailers and the media, Internet grocery shopping has not diffused among the Swedish consumers. Many of the Internet grocery distributors have shut down their business. READ MORE