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Power Grids - Cyber Security Requirements for SCADA and Substations
(Research report, 2021)The ‘Smart Grid’ describes a next-generation electrical power system which brings multiple benefits from the increased use of information and communication technology but at the same time escalate security risks. Security ... -
Power Imbalance and the Dark Side of the Captive Agri-food Supplier–Buyer Relationship
(Journal article; Peer reviewed, 2021)This paper highlights the dark side of power imbalance regarding its consequences in agri-food supplier–buyer relationships. We report on findings from two studies. The first study is based on a sample of 105 key informants, ... -
Power in the Erotic: Feminism and Lesbian Practice
(Doctoral thesis, 2002)This project is about power and sexual desire. The chapter explains the different ways in which ‘power’ is used: as a relational concept for dynamics between individuals, and as a structural societal concept. Power is ... -
Power Losses in Electrical Topologies for a Multi-Rotor Wind Turbine System
(Journal article; Peer reviewed, 2019)Multi-rotor wind turbine systems are proposed as an additional technology to the future of wind energy, and a way of achieving wind turbines generating 20 MW or more. Research regarding the electrical connections of such ... -
Power losses in the three-phase three-limb transformer due to common and differential mode of dc-bias
(Peer reviewed; Journal article, 2021)Geomagnetically induced currents (GICs) and the converter modulation effect are the two main causes for dc magnetisation in power transformers. It is well known that a small dc-bias can saturate a large transformer and ... -
Power Management System for Offshore Crane
(Master thesis, 2013)The main objective in this thesis is to control the power consumption of a lattice boom offshore crane in order to reduce frequency variations and prevent blackouts. After studying how the electrically powered offshore ... -
Power market models for the clean energy transition: State of the art and future research needs
(Peer reviewed; Journal article, 2023)As power systems around the world are rapidly evolving to achieve decarbonization objectives, it is crucial that power system planners and operators use appropriate models and tools to analyze and address the associated ... -
Power Modeling in Cross-Country Skiing: A Quantitative Approach by Sensitivity Analysis and Monte Carlo Simulation
(Master thesis, 2019)En kvantitativ tilnærming til hvordan variasjoner i input påvirker output ved beregninger av krefter i kraftbalansemodellen i langrenn er presentert i dette studiet. Tre sprintløp og to langdistanseløp, inkludert både ... -
Power Modeling of Complex Designs
(Master thesis, 2020)I dette prosjektet implementeres et verktøy for å lage effektmodeller av RTL design. Den genererte effektmodellen er ment å brukes sammen med et effektestimeringsverktøy for å gi et tidlig, raskt og nøyaktig effektestimat. ... -
The power of enthusiasm in collaborative innovation: a case study of the power of individual action in the establishment of a local medical centre in Norway
(Peer reviewed; Journal article, 2016)The aim of this article is to address a much-neglected aspect of collaborative innovational analysis: the power of individual action in the conversion of innovative ideas to local practice. The theoretical framework for ... -
The power of multi-matrix monitoring in the Pan-Arctic region: plastics in water and sediment
(Peer reviewed; Journal article, 2022)Litter and microplastic assessments are being carried out worldwide. Arctic ecosystems are no exception and plastic pollution is high on the Arctic Council's agenda. Water and sediment have been identified as two of the ... -
Power optimisation of autonomous rotorcraft
(Master thesis, 2023)Den raske veksten av droner de siste årene har muliggjort ulike bruksområder på tvers av forskjellige bransjer. Samtidig har Norge vedtatt European Aviation Safety Agency (EASA) regelverket som ble innført i 2021 for å ... -
Power optimized multipliers
(Master thesis, 2010)Power consumption becomes more important as more devices becomes embedded or battery dependant. Multipliers are generally complex circuits, consuming a lot of energy. This thesis uses Sand's multiplier generator, made for ... -
Power oscillation damping with virtual capacitance support from modular multilevel converters
(Journal article; Peer reviewed, 2019)Power oscillation damping (POD) is one of the ancillary services expected from high-voltage direct current (HVDC) converters. When providing POD to the ac side, converters draw power from the dc side, which can cause ... -
Power Oscillation Monitoring using Statistical Learning Methods
(Chapter, 2019)This paper describes development and testing of a method for estimation of electromechanic modes and corresponding mode shapes from frequency or voltage angle measurements in Wide Area Monitioring Systems. The method uses ... -
Power performance and dynamic responses of a combined floating vertical axis wind turbine and wave energy converter concept
(Journal article; Peer reviewed, 2019)Currently, the development of floating wind turbines and wave energy converters (WECs) is both facing the challenge of high cost-of-energy (CoE). A promising way to reduce the CoE is to employ combined wind and wave energy ... -
Power Performance of the Wave Energy Converter in a Combined Wind and Wave Concept and its Survivability
(Chapter, 2015)The spar torus combination (STC) concept consists of a spar floating wind turbine and a torusshaped heaving-body wave energy converter (WEC). The torus can move along the spar cylinder to absorb wave energy. The 5 MW NREL ... -
Power Performance Test on a Full-Scale Wind Turbine
(Master thesis, 2014)There is a standard made by the International Electrotechnical Commission (IEC) for how a power performance test on a full-scale wind turbine should be performed. By using this standard as a guideline, I have performed a ... -
Power Plant Design Optimization at the Ship Preliminary Design Phase: 'Digital Twin to Design'
(Master thesis, 2021)Her presenteres en algoritme for å optimalisere skipskraftverk i startfasen av skipsdesignprossessen. Oppgaven etablerer strukturen for hvordan en skal avgjøre størrelsen på kraftverket om bord og identifiserer hvilke ... -
Power Plant with CO2 Capture based on Absorption Part-load Performance
(Master thesis, 2012)This thesis gives a detailed evaluation of the part-load operation of a natural gas-fired combined cycle with an absorption plant for capture of CO2. The study looks into each of the processes related to the plant. Both ...