Blar i Institutt for elkraftteknikk på dokumenttype "Conference object"
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Arm Voltage Estimation Method for Compensated Modulation of Modular Multilevel Converters
(Chapter; Conference object, 2017)The Modular Multilevel Converter (MMC), being a complex system, requires a number of controllers to function properly. These range from low level switching pattern generation to high level control loops. Among these ... -
Breakdown strength of solid|solid interface
(Conference object; Peer reviewed, 2010) -
Comparative evaluation of a commercially available 1.2 kV SiC MOSFET module and a 1.2 kV Si IGBT module
(Chapter; Conference object; Peer reviewed, 2016)In this paper, a comparative performance evaluation of a 1.2 kV SiC MOSFET module and a 1.2 kV Si IGBT module is carried out under a series of different conditions such as similar dv/dt, di/dt, voltage overshoot, current ... -
Developing a wind and solar power data model for Europe with high spatial-temporal resolution
(Chapter; Conference object; Peer reviewed, 2016)This paper describes a wind and solar power production model for Europe based on the numerical weather prediction model COSMO-EU. The COSMO-EU model has hourly time resolution and a spatial ... -
Expansion of Offshore HVDC Grids. An overview of contributions, status, challenges, and perspectives.
(Chapter; Conference object, 2017)The goal of this paper is to review, systematize and critically discuss the approaches that have been proposed so far for grid transmission expansion in HVDC systems. In particular, the paper will focus on the special ... -
Experimental performance comparison of six-pack SiC MOSFET and Si IGBT modules paralleled in a half-bridge configuration for high temperature applications
(Chapter; Conference object; Peer reviewed, 2016)—In this paper, the switching performance of asix-pack SiC MOSFET module (CCS050M12CM2) is inves-tigated experimentally using a standard double pulse testmethod. The upper three and the lower three MOSFETsof the ... -
Gradient based optimization of Permanent Magnet generator design for a tidal turbine
(Conference object, 2014)An optimization of an analytical problem with nine variables is executed to find the optimal Permanent Magnet(PM) generator for a tidal turbine. A gradient based solver is used to find the minimum cost of active materials ... -
Implementing Hydropower Scheduling in a European Expansion Planning Model
(Conference object; Journal article; Peer reviewed, 2014)A method for implementing an enhanced hydropower planning formulation in a long-term expansion planning model is proposed. The methodological framework involves assigning hydropower generation a marginal cost through water ... -
Incorporation of Flow-Based Grid Modelling in Multinational Transmission Expansion Planning
(Chapter; Conference object, 2016) -
Investigation of AC and DC power distributions to seafloor mining equipment
(Chapter; Conference object, 2017)The main goal of this paper is to study and compare different power distribution alternatives for subsea electrical components for deep-sea mining in the Norwegian Sea. Such application requires power delivery in the ... -
Modelling An Integrated Northern European Regulating Power Market Based On A Common Day-Ahead Market
(Conference object; Peer reviewed, 2010)With an increasing share of wind power productionin the northern European countries and as a consequencethereof increasing need of regulating resources an integrationof the northern European regulating power market can be ... -
Modelling of DC-DC converters based on front-to-front connected MMC for small signal studies
(Chapter; Conference object; Preprint, 2016)The Multi-terminal DC grid is expected to be built incrementally by interconnecting existing HVDC installations. In doing so, an enabling component is the DC-DC converter which also plays the role of a power flow controller. ... -
Multiterminal HVDC for Offshore Windfarms – Control Strategy
(Conference object; Peer reviewed, 2009) -
Norwegian pumped hydro for providing peak power in a low-carbon European power market - Cost comparison against OCGT and CCGT
(International Conference on the European Energy Market;, Chapter; Conference object; Peer reviewed, 2015)This paper presents an analysis of the cost of providing peak generation from new OCGT, CCGT and Norwegian pumped hydro plants in a European power system with high penetration of wind and solar power. A method for calculation ... -
On the Tangential AC Breakdown Strength of Polymer Interfaces Considering Elastic Modulus
(Chapter; Conference object, 2017)The interfacial breakdown between two dielectric surfaces was reported to represent one of the leading causes of failure for power cable joints and connectors, in which elastic modulus of the dielectric material plays a ... -
SiC MOSFETs for future motor drive applications
(Chapter; Conference object; Peer reviewed, 2016)This paper investigates the switching performance of six-pack SiC MOSFET and Si IGBT modules for motor drive applications. Both the modules have same packaging and voltage rating (1.2 kV). The three bridge legs of the ... -
Streamer Propagation in Rod-Plane Air Gaps with a Dielectric Barrier
(Chapter; Conference object, 2016)High-voltage design optimization requires a fun- damental understanding of electrical breakdown mechanisms under different stress situations. The impulse withstand voltage is normally used as dimensioning criterion for ... -
Voltage Stability Monitoring using a Modified Thevenin Impedance
(Chapter; Conference object, 2017)This paper presents a method for voltage stability monitoring based on the maximum power transfer to the load. The only required information is the system topology, the data from PMUs and the operational status of synchronous ... -
Wave Propagation Along a Thin Wire Antenna Placed in a Horizontally Layered Medium
(Conference object, 2010)