Blar i NTNU Open på dokumenttype "Doctoral thesis"
Viser treff 21-40 av 7039
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A classification method for scaling river biotopes for assessing hydropower regulation impacts
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:140, Doctoral thesis, 2005)This thesis describes the development of a habitat assessment methodology based on theories of hydroecology for use in river basin management. The methodology includes a robust habitat classification system and provides ... -
A comprehensive scaling up technique for pneumatic transport systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:169, Doctoral thesis, 2005)The main objective of this investigation was to formulate a comprehensive scaling up technique for designing of pneumatic conveying systems by addressing the whole pipeline together with all accessories. Five different ... -
A Computational Forensic Approach to the Analysis of Questioned Document Fragments
(Doktorgradsavhandlinger ved Høgskolen i Gjøvik;1/2015, Doctoral thesis, 2015-05-29)Fragments of documents are common subjects in forensic analysis of questioned documents. Forensic analysis of torn document is more challenging owing to sparse data content; for example, a document fragment might consist ... -
A computational study of recrystallisation and grain growth using a 3D Potts Monte Carlo model
(Doktoravhandlinger ved NTNU, 1503-8181; 2009:34, Doctoral thesis, 2009)The ever increasing capability of computer systems and the advances in theoretical understanding of the underlying physics and chemistry of materials have, over the last couple of decades, provided the basis for mathematical ... -
A Computational Study of Surface to Bed Heat Transfer and Reactive Flows in Gas Fluidized Beds
(Doktoravhandlinger ved NTNU, 1503-8181; 2010:108, Doctoral thesis, 2010)This thesis presents the study of surface to bed heat transfer and reactive flows in dense phase gas-fluidized beds. The bulk of the thesis comprises of computational studies although some experimental work is also done ... -
A contribution to reliability assessment of safety-instrumented systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:254, Doctoral thesis, 2013)Safety-instrumented systems (SISs) are among the most important and effective safety barriers in reducing the likelihood of hazardous events and/or mitigate their consequences to assets (humans, environment, and material ... -
A contribution to reliability qualification of new technical equipment: – with focus on subsea production equipment
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:334, Doctoral thesis, 2013)This PhD thesis proposes new frameworks and methods which give new insights to qualification and reliability assessments of new subsea systems. The subsea oil and gas industry is an industry with strict requirements to the ... -
A cooperative information system framework to support process management
(Doktoravhandlinger ved NTNU, 1503-8181; 122, Doctoral thesis, 2002)The implementation of process orientation at Aker Verdal was enhanced by a cooperative information system (CIS) that supported process management with the right information, at the right time, at the right place, etc. A ... -
A Desktop Grid Computing Approach for Scientific Computing and Visualization
(Doctoral Theses at NTNU, 1503-8181; 2008:153, Doctoral thesis, 2008)Scientific Computing is the collection of tools, techniques, and theories required to solve on a computer, mathematical models of problems from science and engineering, and its main goal is to gain insight in such problems. ... -
A diagrammatic notation for modeling access control in tree-based data structures
(Doctoral Theses at NTNU, 1503-8181; 2008:142, Doctoral thesis, 2008)This thesis describe two graphical modeling languages that can be used for specifying the access control setup in most systems that store information in a tree based structure. The Tree-based Access control Modeling ... -
A Dimensional-Decomposition Approach for Stochastic Scale-Resolving Simulations of Turbulent Reacting Flows
(Doctoral theses at NTNU;2018:399, Doctoral thesis, 2018)High-fidelity and reliable numerical design tools are main keys to the development of novel gas turbines for hydrogen-rich fuels. However, state-of-the-art simulation tools for the most part only give a bulk approximation ... -
A Discipline Divided: Polish Economists and the Communist Regime, 1945 - 1960
(Doktoravhandlinger ved NTNU, 1503-8181; 2008:145, Doctoral thesis, 2008) -
A Discriminative Approach to Pronunciation Variation Modeling in Speech Recognition
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:15, Doctoral thesis, 2013)Put in the most general terms, this dissertation addresses the problem of automatic recognition of non-native proper names. Proper names in themselves tend to pose a severe challenge to speech recognition engines, as these ... -
A Dual Role of Autophagy in Disease Prevention and Drug Resistance
(Doctoral thesis at NTNU;2015:310, Doctoral thesis, 2015)Aging is associated with various diseases, such as neurodegenerative diseases. However, individual risk of developing these age-related diseases clearly varies due to differences in both genetic and environmental factors. ... -
A FAST ultrasound simulator
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:110, Doctoral thesis, 2012)En ultralydsimulator for FAST Ultralyd brukes for å avbilde kroppens indre. Avbildningen gjøres av en ultralydprobe som plasseres på utsiden av pasienten og føres over den delen av kroppen man vil studere. Det er ... -
A Fatigue Assessment Methodology for Notched Components Containing Defects
(Doktoravhandlinger ved NTNU, 1503-8181; 2007:224, Doctoral thesis, 2007)A probabilistic fatigue assessment tool, P•FAT, directly applicable to the results from a standard finite element stress analysis has been developed. The fatigue assessment tool consist of two deterministic fatigue assessment ... -
A Field Study of Reduced Axial Compressor Performance Deterioration through Online Washing and Air Intake Filtration Upgrade
(Doctoral theses at NTNU;2018:300, Doctoral thesis, 2018)Background Oil and gas production at several North Sea offshore installations is limited by the gas turbine power available, and any deterioration in gas turbine performance directly affects production rates. Fouling in ... -
A follow-up of child and adolescent outpatients with ADHD: family characteristics, informant agreement, clinical outcomes and service needs
(Doctoral theses at NTNU;2016:310, Doctoral thesis, 2016)En oppfølgingsundersøkelse av barn og unge med ADHD: familiekarakteristika, informant-enighet, kliniske resultater og tjenestebehov. Foresatte til barn med ADHD har roller som informanter om barnets vansker, aktører i ... -
A formative intervention in primary school. Experiences with Minecraft as an educational tool
(Doctoral theses at NTNU;2019:307, Doctoral thesis, 2019)Denne avhandlingen ser på hvilke betingelser som kreves for gjennomføring av en intervensjon der det kommersielle dataspillet Minecraft brukes som medierende artefakta i klasserommet. Fokuset i studien er på elevers og ... -
A foundation of road user charges
(Dr. ingeniøravhandling, 0809-103X; 2003:49, Doctoral thesis, 2003)