Browsing NTNU Open by Author "Nybø, Roar"
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Automatisert rapportering av feil og hendelser
Wille, Egil; Hauge, Stein; Nybø, Roar; Onshus, Tor Engebret; Ottermo, Maria Vatshaug; Kråkenes, Tony; Mathisen, Bjørn Magnus (Research report, 2023)Formålet med denne rapporten har vært å gi næringen og Petroleumstilsynet (Ptil) økt kunnskap om systemer og prosesser som er nødvendig for å legge til rette for større grad av automatisert rapportering av feil, hendelser ... -
Efficient Drilling Problem Detection: Early fault detection by the combination of physical models and artificial intelligence
Nybø, Roar (Doktoravhandlinger ved NTNU, 1503-8181; 2009:170, Doctoral thesis, 2009)The drilling of an oil or gas well is an expensive undertaking. Hence, it is not surprising that mistakes and accidents during drilling incur a high cost. Accidents could result in the loss of expensive equipment and ... -
Regularized Nonlinear Moving-Horizon Observer With Robustness to Delayed and Lost Data
Johansen, Tor Arne; Sui, Dan; Nybø, Roar (Journal article; Peer reviewed, 2013)This study evaluates the performance of a new shock tube facility used to produce blast loading in controlled laboratory environments. The facility was found to generate a planar shock wave over the tube cross section by ...