This report details an example grid suitable for the following studies: Transients following energizing of transformers, capacitor banks, and cables. Spread of harmonics, i.e. calculation of transfer impedances. Note that emission is not included in the example grid. The author has tried as much as possible to make the example grid realistic, and parts of the model are based on existing and/or planned transmission grids. The example grid is characterized by its large share of cables at 400 and 220 kV, with a first resonance frequency between 100 and 150 Hz.<p>A list of revisions for this report is available here: https://i2group.se/phd/</p>Nya beräkningsverktyg för elnät under stor osäkerhet: isolationskoordinering och elkvalite
Falbygdens Energi AB is a local grid owner in Västra Götaland county and have had an increase in the...
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The representation of the external grid impedance is a key element in harmonic studies for offshore ...
This report details an example grid suitable for the following studies: Transients following energiz...
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A feature of modern power supply systems is the presence of a large number of electrical devises tha...
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The understanding of harmonics propagation in power systems recently gained interest. In high-voltag...
Application of the frequency scan method for the determination of resonant conditions in a transmiss...
The electric power system is undergoing changes including large-scale introduction of renewable ener...
Increase in the amplitude of current harmonics at a resonance frequency could lead to high voltage h...
In this paper the grid harmonic resonance on long lines is studied, in particular the resonance phen...
This thesis is centred around a form of resonance analysis for power systems known as Harmonic Reson...
\u3cp\u3eThis article introduces an advanced converter harmonic model that can be used to study harm...
Falbygdens Energi AB is a local grid owner in Västra Götaland county and have had an increase in the...
The paper presents the theoretical and experimental work carried out to define a "reference power ne...
The representation of the external grid impedance is a key element in harmonic studies for offshore ...
This report details an example grid suitable for the following studies: Transients following energiz...
This work studies the resonances which appear between the capacitors of power electronics grid inter...
A feature of modern power supply systems is the presence of a large number of electrical devises tha...
This paper gives some examples of harmonicissues that can occur when long ac cables are connected in...
Medium to long-distance underground ac lines and both short- and long-distance HVdc are frequently i...
The understanding of harmonics propagation in power systems recently gained interest. In high-voltag...
Application of the frequency scan method for the determination of resonant conditions in a transmiss...
The electric power system is undergoing changes including large-scale introduction of renewable ener...
Increase in the amplitude of current harmonics at a resonance frequency could lead to high voltage h...
In this paper the grid harmonic resonance on long lines is studied, in particular the resonance phen...
This thesis is centred around a form of resonance analysis for power systems known as Harmonic Reson...
\u3cp\u3eThis article introduces an advanced converter harmonic model that can be used to study harm...
Falbygdens Energi AB is a local grid owner in Västra Götaland county and have had an increase in the...
The paper presents the theoretical and experimental work carried out to define a "reference power ne...
The representation of the external grid impedance is a key element in harmonic studies for offshore ...