Browsing NTNU Open by Title
Now showing items 78060-78079 of 100934
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Rock Stress Estimation for Unlined Pressure Tunnel Design
(Doctoral theses at NTNU;2021:345, Doctoral thesis, 2021)In underground hydropower projects rock tunnels are used extensively to convey water for the purpose of generating power. As these tunnels represent a major cost element in typical hydropower developments, efforts are made ... -
Rock Stress Measurements for Unlined Pressure Tunnels: A True Triaxial Laboratory Experiment to Investigate the Ability of a Simplified Hydraulic Jacking Test to Assess Fracture Normal Stress
(Peer reviewed; Journal article, 2021)To avoid hydraulic failure of unlined pressure tunnels, knowledge of minimum principal stress is needed. Such knowledge is only obtainable from in situ measurements, which are often time-consuming and relatively costly, ... -
Rock Support by Rock Mass Classification Systems for TBM Tunnelling - In Upper Kon Tum, Vietnam
(Master thesis, 2018)The purpose of this thesis is to study the difference in the use of rock support measures in tunnels excavated by different methods. The methods examined are excavation by Tunnel Boring Machine (TBM) and excavation by drill ... -
Rock-avalanche deposit causes extreme high indoor radon concentrations in Kinsarvik, Ullensvang municipality, Western Norway
(Peer reviewed; Journal article, 2023)The radon problem in Kinsarvik, Ullensvang municipality in Western Norway, is among the most severe in the world. Annual average indoor radon concentrations as high as 56,000 Bq/m3 have been measured. The problem affects ... -
Rockfill dam breaching experiments with the application of photogrammetry techniques
(Master thesis, 2021)Damaging outbursts of flooding triggered by embankment failures must be evaluated as part of the risk management of possible threats in order to prepare emergency action plans. The best testing procedure is to use statistically ... -
Rockheims tilbud for eldre: Allsangkafé og Husker du? -Et alternativ for å ivareta en sårbar gruppe gjennom økt livskvalitet
(Master thesis, 2020)Sammendrag Denne masteroppgaven er en studie av Rockheims arrangementer for eldre, Allsangkafé og Husker du?, hvor målet har vært å undersøke hvorvidt disse arrangementene gjennom musikken, kan bidra til å fremme livskvalitet ... -
Rocking the boat: EU maritime safety policy and the international regime, 1975-2015
(Doctoral theses at NTNU;2022:1, Doctoral thesis, 2022)Summary The dissertation investigates how and why private and public governance of international maritime safety changed from 1975 to 2015. During the last quarter of the 20th century, the legitimacy of the regime ... -
rockphypy: An extensive Python library for rock physics modeling
(Peer reviewed; Journal article, 2023)Rock physics aims to understand the relationship between the physical properties of rocks and geophysical observables under various conditions. The generic knowledge provides valuable insights into the behavior of subsurface ... -
Rodent population dynamics affect seedling recruitment in alpine habitats
(Journal article; Peer reviewed, 2014)Questions How do rodents with cyclic population dynamics affect seedling recruitment in alpine habitats? Does disturbance from rodents have larger implications on seedling recruitment in some plant communities than in ... -
RoDeRain: Rotational Video Derain via Nonconvex and Nonsmooth Optimization
(Peer reviewed; Journal article, 2021)Video derain is an important issue in the field of digital image processing and computer vision. This paper divides rain streaks into two types: one is rain in natural scenes, and the other is rain in stochastic scenes. ... -
Roe deer face competing risks between predators along a gradient in abundance
(Journal article; Peer reviewed, 2013)Mortality rates and patterns are fundamental demographic traits for understanding the dynamics of populations of large herbivores in different environments. Despite the ongoing recovery of large carnivores in Europe and ... -
RoeBot - The roe picking robot
(Bachelor thesis, 2018)Salmon is today a big part of the food commodities traded from aquaculture industry. However, there are several challenges with the industry today, and increasing yield and cutting costs throughout the supply chain is ... -
Rogfast, analyse av TBM-driving gjennom svakhetssone med fokus på skvising
(Master thesis, 2014)E39 Rogfast mellom Randaberg og Bokn vil bli verdens lengste undersjøiske veitunnel og Norges dypeste undersjøiske tunnel. I denne masteroppgaven er det blitt foretatt en analyse av TBM-driving gjennom en utvalgt svakhetssone ... -
Rogfasttunnelen: Analyse av drivetekniske forhold, stabilitet og sikringsbehov for avgreining til Kvitsøy
(Master thesis, 2012)Rogfast er ein planlagt 26 km undersjøisk to løps T12,5 tunnel som skal kryssa Boknafjordenmellom Randaberg og Bokn. Djupaste punkt er på 390 meter under havet og skal i tillegg haeit toplans kryss med ein T10,5 enkel 4 ... -
Rogn, osp og selje-Har de en framtid i norsk natur?
(NINA rapport;806, Research report, 2012)Rogn, osp og selje finnes i alle deler av landet, men med varierende tettheter. Ospa er mest vanlig i kystnære områder i sørøst-Norge, mens rogn og selje er mere jevnt fordelt over hele landet. Artene er særmerket av kort ... -
Rognkjeks i fullskala laksemerder
(Bachelor thesis, 2019)Rognkjeks brukes som rensefisk i kampen mot lakselus, men er relativt ny i akvakultursammenheng. Med et økende fokus på velferden til alle artene i merden, må kunnskapen om rognkjeksen i fullskala oppdrett belyses og forskes ... -
Rogue aid- An undeserved reputation?
(Master thesis, 2022)Flere frykter at Kina's vekst til makt kan utfordre den gjeldende liberale verdensordnen som vestlige krefter ønsker å beholde. Kina kan påvirke verden gjennom sin økonomiske kraft. Et spesifikt interessant felt som har ... -
RoLA: A Real-Time Online Lightweight Anomaly Detection System for Multivariate Time Series
(Chapter, 2023)Abstract: A multivariate time series refers to observations of two or more variables taken from a device or a system simultaneously over time. There is an increasing need to monitor multivariate time series and detect ... -
Role descriptions induce gender mismatch effects in eye movements during reading
(Peer reviewed; Journal article, 2015)The present eye-tracking study investigates the effect of gender typicality on the resolution of anaphoric personal pronouns in English. Participants read descriptions of a person performing a typically male, typically ... -
Role expectations and rumors of organizational change as potential risk factors for employee mental health - A prospective study of role ambiguity, role conflict, rumoer of organizational change and mental distress
(Master thesis, 2015)The purpose of this study was to examine whether role expectations at baseline predicted self estimated employee mental distress at follow-up, and whether rumors of organizational change mediated this potential relationship. ...