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Robust Narrow-Band Disturbance Rejection Using Overparameterized Pole-Assignment Control

In this work the problem of designing feedback controllers for the rejection of narrow-band disturbances is considered. The design technique proposed herein is based upon a well-suited overparameterization of a standard model-based minimum-variance controller; the extra-degrees-of-freedom so introduced are used to improve the performence of the basic controller. In particular, the problem of impro

HCCI Engine Modeling and Control Using Conservation Principles

The Homogeneous Charge Compression Ignition (HCCI) principle holds promise to increase efficiency and to reduce emissions from internal combustion engines. As HCCI combustion lacks direct ignition timing control and auto-ignition depends on the operating condition, control of auto-ignition is necessary. Since auto-ignition of a homogeneous mixture is very sensitive to operating conditions, a fast

Formativ examination i utbildning på forskarnivå – möjligheter till förändring.

Examination och utvärdering av doktorander innefattar, som all handledningen (Lauvås & Handal, 2001, s. 347-351), bortsett från den summativa examinationen (disputationen, tentamina etc.) en ständigt pågående återkopplande, formativ examination. Den senare har större möjligheten att hjälpa studenten att nå målen då den kan påverka utbildningsprocessen och lyfta studenten till den nivå som kräv