Joachim Holbøll

Joachim Holbøll

Professor, Deputy Head of Center

DTU ELECTRICAL ENGINEERING
Department of Electrical Engineering

Technical University of Denmark

Elektrovej

Building 325, room 141

2800 Kgs. Lyngby

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2020
 

Chance-constrained optimal power flow with non-parametric probability distributions of dynamic line ratings

Viafora, Nicola ; Delikaraoglou, Stefanos ; Pinson, Pierre ; Holbøll, Joachim
in: International Journal of Electrical Power and Energy Systems, vol: 114

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2020     |    DOI: https://doi.org/10.1016/j.ijepes.2019.105389

2019
 

Day-ahead dispatch optimization with dynamic thermal rating of transformers and overhead lines

Viafora, Nicola ; Morozovska, Kateryna ; Kazmi, Syed Hamza Hasan ; Laneryd, Tor ; Hilber, Patrik ; Holbøll, Joachim
in: Electric Power Systems Research, vol: 171, pages: 194-208

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1016/j.epsr.2019.02.026

  PDF

Dynamic Thermoelectric Modelling of Oil-filled Power Transformers for Optimization of Offshore Windfarm Export Systems

Kazmi, Syed Hamza Hasan ; Holbøll, Joachim ; Olesen, Thomas Herskind ; Sørensen, Troels Stybe
part of: Proceedings of CIGRE Aalborg 2019 international symposium, 2019, CIGRE (International Council on Large Electric Systems)
Presented at:
Cigre Aalborg 2019: International Symposium

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019

 

Dynamic thermoelectric modelling of oil-filled transformers for optimized integration of wind power in distribution networks

Kazmi, Syed Hamza Hasan ; Holbøll, Joachim ; Olesen, Thomas Herskind ; Sørensen, Troels Stybe
part of: Proceedings of 25th International Conference on Electricity Distribution, 2019, Cired
Presented at:
25th International Conference on Electricity Distribution

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019

  PDF

Load Dispatch Optimization using Dynamic Rating and Optimal Lifetime Utilization of Transformers

Viafora, Nicola ; Kazmi, Syed Hamza Hasan ; Olesen, Thomas Herskind ; Sørensen, Troels Stybe ; Holbøll, Joachim
part of: Proceedings of IEEE PES Powertech 2019, 2019, IEEE
Presented at:
13th IEEE PowerTech 2019

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1109/PTC.2019.8811002

  PDF

Thermoelectric Modelling and Optimization of Offshore Windfarm Export Systems - State of the Art

Kazmi, Syed Hamza Hasan ; Holbøll, Joachim ; Olesen, Thomas Herskind ; Sørensen, Troels Stybe
part of: Proceedings of 2019 Global Power, Energy and Communication Conference, pages: 331-6, 2019, IEEE
Presented at:
IEEE GPECOM Global Power, Energy and Communication Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1109/GPECOM.2019.8778513

2018
 

Experimental Evaluation of Discharge Characteristics in Inhomogeneous Fields under Air Flow

Vogel, Stephan ; Holbøll, Joachim
in: I E E E Transactions on Dielectrics and Electrical Insulation, vol: 25, issue: 2, pages: 721-728

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1109/TDEI.2018.006987

 

Historical Data Analysis for Extending Dynamic Line Ratings Across Power Transmission Systems

Viafora, Nicola ; Møller, Jakob Glarbo ; Olsen, Rasmus A. ; Kristensen, Anders S. ; Holbøll, Joachim
part of: 2018 IEEE International Conference on Probabilistic Methods Applied to Power Systems (PMAPS), pages: 1-6, 2018, IEEE
Presented at:
IEEE International Conference on Probabilistic Methods Applied to Power Systems

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1109/PMAPS.2018.8440449

2017
  PDF

A Full-Size High-Temperature Superconducting Coil Employed in a Wind Turbine Generator Setup

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Kellers, Jürgen ; Bührer, Carsten ; Rebsdorf, Anders V. ; Hansen, Jesper ; Christensen, Mogens ; Krause, Jens ; Wiezoreck, Jan ; Pütz, Hendrik ; Holbøll, Joachim
in: IEEE Transactions on Applied Superconductivity, vol: 27, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1109/TASC.2017.2656627

  PDF

A Pole Pair Segment of a 2-MW High-Temperature Superconducting Wind Turbine Generator

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Kellers, Jürgen ; Bührer, Carsten ; Rebsdorf, Anders V. ; Hansen, Jesper ; Christensen, Mogens ; Krause, Jens ; Pütz, Hendrik ; Wiezoreck, Jan ; Holbøll, Joachim
in: IEEE Transactions on Applied Superconductivity, vol: 27, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1109/TASC.2017.2656778

  PDF

Direct Reuse of Rare Earth Permanent Magnets—Coating Integrity

Høgberg, Stig ; Holbøll, Joachim ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Bendixen, Flemming Buus
in: IEEE Transactions on Magnetics, vol: 53, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1109/TMAG.2016.2636804

  PDF

Discharge characteristics in inhomogeneous fields under air flow

Vogel, Stephan ; Holbøll, Joachim
part of: Proceedings of the 25th Nordic Insulation Symposium on Materials, Components and Diagnostics, 2017
Presented at:
25th Nordic Insulation Symposium on Materials, Components and Diagnostics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

  PDF

Nonlinear Dynamic Model of PMBLDC Motor Considering Core Losses

Fasil, Muhammed ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
in: I E E E Transactions on Industrial Electronics, vol: 64, issue: 12, pages: 9282-9280

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1109/TIE.2017.2711536

 

Residual signal feature extraction for gearbox planetary stage fault detection

Skrimpas, Georgios Alexandros ; Ursin, Thomas ; Sweeney, Christian Walsted ; Marhadi, Kun Saptohartyadi ; Mijatovic, Nenad ; Holbøll, Joachim
in: Wind Energy, vol: 20, issue: 8, pages: 1389-1404

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1002/we.2099

  PDF

Short Circuits of a 10-MW High-Temperature Superconducting Wind Turbine Generator

Song, Xiaowei (Andy) ; Liu, Dong ; Polinder, Henk ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
in: IEEE Transactions on Applied Superconductivity, vol: 27, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1109/TASC.2017.2656623

2016
  PDF

AC Losses and Their Thermal Effect in High-Temperature Superconducting Machines

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Zou, Shengnan ; Jensen, Bogi Bech ; Holbøll, Joachim
in: I E E E Transactions on Applied Superconductivity, vol: 26, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/TASC.2016.2529293

 

A Pole Pair Segment of a 2 MW High Temperature Superconducting Wind Turbine Generator

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Kellers, Jürgen ; Bührer, Carsten ; Rebsdorf, Anders V. ; Hansen, Jesper ; Christensen, Mogens ; Krause, Jens ; Pütz, Hendrik ; Wiezoreck, Jan ; Holbøll, Joachim
part of: Proceedings of 2016 Applied Superconductivity Conference, 2016, IEEE
Presented at:
2016 Applied Superconductivity Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

 

Assessment of Lightning Shielding Performance of a 400 kV Double-Circuit Fully Composite Pylon

Jahangirl, Tohid ; Bak, Claus Leth ; Silva, Filipe Miguel Faria da ; Endahl, Brian ; Holbøll, Joachim
part of: Cigré Session 2016, 2016
Presented at:
Cigré Session 2016

Type: Article in proceedings

Status: Published     |    Year: 2016

 

Axial Permanent Magnet Generator for Wearable Energy Harvesting

Högberg, Stig ; Sødahl, Jakob Wagner ; Mijatovic, Nenad ; Pedersen, Johan ; Vuckovic, Dushan ; Jensen, Bogi Bech ; Holbøll, Joachim
part of: Proceedings of 2016 XXII International Conference on Electrical Machines, pages: 677-682, 2016, IEEE
Presented at:
2016 XXII International Conference on Electrical Machines

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/ICELMACH.2016.7732599

 

Detection of icing on wind turbine blades by means of vibration and power curve analysis

Skrimpas, Georgios Alexandros ; Kleani, Karolina ; Mijatovic, Nenad ; Sweeney, Christian Walsted ; Jensen, Bogi Bech ; Holbøll, Joachim
in: Wind Energy, vol: 19, issue: 10, pages: 1819–1832

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1002/we.1952

  PDF

Diagnosis of bearing creep in wind turbine gearboxes

Skrimpas, Georgios Alexandros ; Liu, Zhenyan ; Hilmisson, Reynir ; Sweeney, Christian Walsted ; Holbøll, Joachim
part of: Third European Conference of the Prognostics and Health Management Society 2016, 2016
Presented at:
Third European Conference of the Prognostics and Health Management Society 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

 

Direct Reuse of Rare Earth Permanent Magnets - Wind Turbine Generator Case Study

Högberg, Stig ; Pedersen, Thomas Stigsberg ; Bendixen, Flemming Buus ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
part of: Proceedings of 2016 XXII International Conference on Electrical Machines, pages: 1625-1629, 2016, IEEE
Presented at:
2016 XXII International Conference on Electrical Machines

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/ICELMACH.2016.7732741

 

European cold season lightning map for wind turbines based on radio soundings

Vogel, Stephan ; Holbøll, Joachim ; Lopez, Javier ; Garolera, Anna Candela ; Madsen, Søren Find
part of: Proceedings of International Colloquium on Lightning and Power Systems, 2016, CIGRE (International Council on Large Electric Systems)
Presented at:
International Colloquium on Lightning and Power Systems

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

  PDF

Finite-Element Model-Based Design Synthesis of Axial Flux PMBLDC Motors

Fasil, Muhammed ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
in: IEEE Transactions on Applied Superconductivity, vol: 26, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/TASC.2016.2537743

 

General Analysis of Vacuum Circuit Breaker Switching Overvoltages in Offshore Wind Farms

Ghafourian, S. M. ; Arana, I. ; Holbøll, Joachim ; Sørensen, T. ; Popov, M. ; Terzija, V.
in: I E E E Transactions on Power Delivery, vol: 31, issue: 5, pages: 2351-2359

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/TPWRD.2016.2556423

  PDF

Generator bearing defect development based on discrete fault stages

Skrimpas, Georgios Alexandros ; Dragiev, Ivaylo G. ; Nezeritis, Nikolaos ; Marhadi, Kun Saptohartyadi ; Holbøll, Joachim
Presented at:
WindEurope 2016

Type: Poster

Status: Published     |    Year: 2016

  PDF

Improved dq-Axes Model of PMSM Considering Airgap Flux Harmonics and Saturation

Fasil, Muhammed ; Antaloae, Ciprian ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
in: IEEE Transactions on Applied Superconductivity, vol: 26, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/tasc.2016.2524021

 

Lightning Attachment Estimation to Wind Turbines by Utilizing Lightning Location Systems

Vogel, Stephan ; Holbøll, Joachim ; Lopez, Javier ; Garolera, Anna Candela ; Madsen, Søren Find
part of: 24th International Lightning Detection Conference & 6th International Lightning Meteorology Conference., 2016
Presented at:
24th International Lightning Detection Conference & 6th International Lightning Meteorology Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

 

Lightning Damage to Wind Turbine Blades From Wind Farms in the U.S.

Candela Garolera, Anna ; Madsen, Søren Find ; Nissim, Maya ; Myers, Jackson D. ; Holbøll, Joachim
in: I E E E Transactions on Power Delivery, vol: 31, issue: 3, pages: 1043-1049

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/TPWRD.2014.2370682

 

Lightning Location System Data from Wind Power Plants Compared to Meteorological Conditions of Warm- and Cold Thunderstorm Events

Vogel, Stephan ; Lopez, Javier ; Garolera, Anna Candela ; Madsen, Søren Find ; Holbøll, Joachim
part of: Proceedings of International Colloquium on Lightning and Power Systems, 2016, CIGRE (International Council on Large Electric Systems)
Presented at:
International Colloquium on Lightning and Power Systems

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

  PDF

Prognosticating fault development rate in wind turbine generator bearings using local trend models

Skrimpas, Georgios Alexandros ; Palou, Jonel ; Sweeney, Christian Walsted ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Third European Conference of the Prognostics and Health Management Society 2016, 2016
Presented at:
Third European Conference of the Prognostics and Health Management Society 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

  PDF

Short Circuits of a 10 MW High Temperature Superconducting Wind Turbine Generator

Song, Xiaowei (Andy) ; Liu, Dong ; Polinder, Henk ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
part of: Proceedings of 2016 Applied Superconductivity Conference, 2016, IEEE
Presented at:
2016 Applied Superconductivity Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

 

Structural looseness investigation in slow rotating permanent magnet generators

Skrimpas, Georgios Alexandros ; Mijatovic, Nenad ; Sweeney, Christian Walsted ; Poulsen, Christian B. ; Holbøll, Joachim
part of: Proceedings of 2016 XXII International Conference on Electrical Machines, 2016, IEEE
Presented at:
2016 XXII International Conference on Electrical Machines

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

2015
 

AC Losses and Their Thermal Effect in High Temperature Superconducting Machines

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Zou, Shengnan ; Jensen, Bogi Bech ; Holbøll, Joachim
part of: Proceedings of 24th International Conference on Magnet Technology., 2015
Presented at:
International Conference On Magnet Technology 24

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

A Comparative Study of Bonded Rare Earth and Ferrite Magnet Motors for Electric Two-wheelers

Fasil, Muhammed ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
Presented at:
Rare earth-free permanent magnet and applications

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2015

 

A Conduction-Cooled Superconducting Magnet System-Design, Fabrication and Thermal Tests

Song, Xiaowei (Andy) ; Holbøll, Joachim ; Wang, Qiuliang ; Dai, Yingming ; Mijatovic, Nenad ; Wang, Jiawei
part of: Proceedings of 24th Nordic Insulation Symposium on Materials, Components and Diagnostics, 2015
Presented at:
24th Nordic Insulation Symposium on Materials, Components and Diagnostics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

 

Advantages on monitoring wind turbine nacelle oscillation.

Skrimpas, Georgios Alexandros ; Marhadi, Kun Saptohartyadi ; Hilmisson, Reynir ; Sweeney, Christian Walsted ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of AWEA 2015 , 2015
Presented at:
AWEA Windpower Conference & Exhibition

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1002/we

 

A Simplified Model to Calculate AC Losses in Large 2G HTS Coils

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
part of: Proceedings of 12th European Conference on Applied Superconductivity., 2015
Presented at:
12th European Conference on Applied Superconductivity

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

DC Collection Network Simulation for Offshore Wind Farms

Vogel, Stephan ; Rasmussen, Tonny Wederberg ; El-Khatib, Walid Ziad ; Holbøll, Joachim
part of: Proceedings of EWEA Offshore 2015 Conference, 2015, European Wind Energy Association (EWEA)
Presented at:
EWEA Offshore 2015 Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

DC Collection Network Simulation for Offshore Wind Farms

Vogel, Stephan ; Rasmussen, Tonny Wederberg ; El-Khatib, Walid Ziad ; Holbøll, Joachim
Presented at:
EWEA Offshore 2015 Conference

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

Design and fabrication of axial flux ferrite magnet brushless DC motor for electric two-wheelers

Fasil, Muhammed ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech ; Almunia, J. ; Seoane, A. ; Altimira, R.
Presented at:
Rare earth-free permanent magnet and applications

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2015

 

Design Study of Fully Superconducting Wind Turbine Generators

Song, Xiaowei (Andy) ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
in: IEEE Transactions on Applied Superconductivity, vol: 25, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/TASC.2015.2396682

 

Detection of generator bearing inner race creep by means of vibration and temperature analysis

Skrimpas, Georgios Alexandros ; Dragiev, Ivaylo G. ; Hilmisson, Reynir ; Sweeney, Christian W. ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of the 10th IEEE International Symposium on Diagnostics for Electric Machines, Power Electronics and Drives (SDEMPED 2015), pages: 303-309, 2015, IEEE
Presented at:
10th IEEE International Symposium on Diagnostics for Electric Machines, Power Electronics and Drives

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/DEMPED.2015.7303706

 

Detection of pitch failures in wind turbines using environmental noise recognition techniques

Skrimpas, Georgios Alexandros ; Marhadi, Kun S. ; Gomez, Robert ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of the Annual conference of the prognostics and health management society 2015. , 2015
Presented at:
Annual conference of the prognostics and health management society 2015

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

 

Employment of kernel methods on wind turbine power performance assessment

Skrimpas, Georgios Alexandros ; Sweeney, Christian Walsted ; Marhadi, Kun S. ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Holbøll, Joachim
in: IEEE Transactions on Sustainable Energy, vol: 6, issue: 3, pages: 698-706

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/TSTE.2015.2405971

  PDF

FE based performance estimation of PMBLDC motor based drives

Fasil, Muhammed ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
Presented at:
Rare earth-free permanent magnet and applications

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2015

  PDF

Finite Element Model Based Design Synthesis of Axial Flux PMBLDC motors

Fasil, Muhammed ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
Presented at:
International Conference On Magnet Technology 24

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

Improved dq-axes Model of PMSM Considering Airgap Flux Harmonics and Saturation

Fasil, Muhammed ; Antaloae, Ciprian ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
Presented at:
International Conference On Magnet Technology 24

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2015

 

Influence of Demagnetization-Temperature on Magnetic Performance of Recycled Nd-Fe-B Magnets

Högberg, Stig ; Bendixen, Flemming Buus ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
part of: Proceedings of the 2015 IEEE International Electric Machines and Drives Conference (IEMDC), pages: 1242-1246, 2015, IEEE Press
Presented at:
IEEE International Electric Machine and Drives Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/IEMDC.2015.7409220

 

Multiple Lightning Discharges in Wind Turbines Associated with Nearby Cloud-to-Ground Lightning

Candela Garolera, Anna ; Cummins, Kenneth L. ; Madsen, Søren Find ; Holbøll, Joachim ; D. Myers, Jackson
in: IEEE Transactions on Sustainable Energy, vol: 6, issue: 2, pages: 526-533

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/TSTE.2015.2391013

 

Numerical and Experimental Investigation of Heat Flow in Permanent Magnet Brushless DC Hub Motor

Fasil, Muhammed ; Plesner, Daniel ; Walther, Jens Honore ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech
in: S A E International Journal of Alternative Powertrains, vol: 4, issue: 1, pages: 46-57
Presented at:
SAE 2014 International Powertrain, Fuels & Lubricants Meeting

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.4271/2014-01-2900

 

Numerical simulation of the effect of wind removing the corona space charge over grounded structures under thunderstorm conditions

Vogel, Stephan ; Lopez, Javier ; Holbøll, Joachim ; Madsen, Søren Find ; Candela Garolera, Anna ; Bertelsen, Kim
part of: Proceedings of 2015 International Conference on Lightning and Static Electricity, 2015
Presented at:
2015 International Conference on Lightning and Static Electricity

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

Performance Variation of Ferrite Magnet PMBLDC Motor with Temperature.

Fasil, Muhammed ; Mijatovic, Nenad ; Jensen, Bogi Bech ; Holbøll, Joachim
in: IEEE Transactions on Magnetics, vol: 51, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1109/TMAG.2015.2456854

  PDF

Simulation of Electric Faults in Doubly-Fed Induction Generators Employing Advanced Mathematical Modelling

Martens, Sebastian ; Mijatovic, Nenad ; Holbøll, Joachim ; Skrimpas, Georgios Alexandros ; Sweeney, Christian W.
part of: Proceedings of NORDIS-15, 2015
Presented at:
24th Nordic Insulation Symposium on Materials, Components and Diagnostics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

 

Speed Estimation in Geared Wind Turbines Using the Maximum Correlation Coefficient

Skrimpas, Georgios Alexandros ; Marhadi, Kun S. ; Jensen, Bogi Bech ; Sweeney, Christian Walsted ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of the Annual conference of the prognostics and health management society 2015, 2015
Presented at:
Annual conference of the prognostics and health management society 2015

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

 

Structural Design of SynRM Rotor, and the Effect on Power Factor.

Henriksen, Matthew Lee ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Kolehmainen, Jere ; Holbøll, Joachim
part of: Proceedings of the 2015 IEEE International Electric Machines and Drives Conference (IEMDC), pages: 516-522, 2015, IEEE
Presented at:
IEEE International Electric Machine and Drives Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

 

Transients in VSC-HVDC connected offshore wind power plant

El-Khatib, Walid Ziad ; Schwartzberg, D. ; Arana Aristi, I. ; Holbøll, Joachim ; Zeni, Lorenzo
part of: 11th IET International Conference on AC and DC Power Transmission, 2015, IEEE
Presented at:
11th IET International Conference on AC and DC Power Transmission

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1049/cp.2015.0074

  PDF

Vindbranchens vækstlag

Nielsen, Niels Axel ; Molzen, Jan Eiersted ; Pedersen, Anja Legind ; Siggaard Knudsen, Søren ; Andersen, Morten ; Holck, Ane ; Thomsen, Kenneth ; Buhl, Thomas ; Pedersen, Niels Leergaard ; Holbøll, Joachim

Type: Report

Status: Published     |    Year: 2015

2014
 

Analysis of generator bearing vibration data for diagnosing rotor circuit malfunction in DFIGs

Skrimpas, Georgios Alexandros ; Sweeney, Christian W. ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of 21st International Conference on Electrical Machines, pages: 1740-1745, 2014, IEEE
Presented at:
XXIst International Conference on Electrical Machines

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1109/icelmach.2014.6960419

  PDF

Challenges Towards the Deployment of Offshore Grids: the OffshoreDC Project

Cutululis, Nicolaos Antonio ; Zeni, Lorenzo ; El-Khatib, Walid Ziad ; Holbøll, Joachim ; Sørensen, Poul Ejnar ; Stamatiou, Georgios ; Carlson, Ola ; Tai, Vin Cent ; Uhlen, Kjetil ; Kiviluoma, Juha ; Lund, Torsten
part of: Proceedings of 13th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power (WIW 2014), 2014, Energynautics GmbH
Presented at:
13th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power (WIW 2014)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Detection of Wind Turbine Power Performance Abnormalities Using Eigenvalue Analysis

Skrimpas, Georgios Alexandros ; Sweeney, Christian Walsted ; Marhadi, Kun Saptohartyadi ; Jensen, Bogi Bech ; Mijatovic, Nenad ; Holbøll, Joachim
part of: Proceedings of the 2014 Annual Conference of the Prognostics and Health Management Society, 2014
Presented at:
2014 Annual Conference of the Prognostics and Health Management Society

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

 

Energy research and teaching at CEE, DTU Elektro

Holbøll, Joachim
part of: Abstract Book - DTU Sustain Conference 2014, 2014, Technical University of Denmark, Kgs. Lyngby
Presented at:
DTU Sustain Conference 2014

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

 

Influence of offshore wind farms layout on electrical resonances

Holdyk, Andrzej ; Holbøll, Joachim ; Koldby, Erik ; Jensen, A.
part of: Proceedings of CIGRE Session 45, 2014, International Council on Large Electric Systems
Presented at:
45th Session of the International Council on Large Electric Systems

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

New Teaching Environments Near Real-World-Like Laboratories for Power Engineering

Holbøll, Joachim ; Østergaard, Jacob
part of: Proceedings of the 10th International CDIO Conference, 2014, CDIO
Presented at:
10th International CDIO Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Offshore wind energy developments

Stolpe, Mathias ; Buhl, Thomas ; Sumer, B. Mutlu ; Kiil, Søren ; Holbøll, Joachim ; Piirainen, Kalle
part of: DTU International Energy Report 2014, pages: 43-51, 2014, Technical University of Denmark

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2014

 

Parametric Design Optimization Of A Novel Permanent Magnet Coupling Using Finite Element Analysis

Högberg, Stig ; Mijatovic, Nenad ; Holbøll, Joachim ; Jensen, Bogi Bech ; Bendixen, Flemming Buus
part of: Proceedings of IEEE Energy Conversion Congress and Exhibition, pages: 1465-1471, 2014, IEEE
Presented at:
IEEE Energy Conversion Congress and Exposition 2014

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Towards an industrial manufactured morphing trailing edge flap system for wind turbines

Aagaard Madsen , Helge ; Løgstrup Andersen, Tom ; Bergami, Leonardo ; Jørgensen, Johnny Egtved ; Candela Garolera, Anna ; Holbøll, Joachim ; Schettler, T. ; Michels, P. ; Schoebel, M. ; Heisterberg, M. ; Christensen, M.B.
part of: Proceedings of EWEA 2014, 2014, European Wind Energy Association (EWEA)
Presented at:
European Wind Energy Conference & Exhibition 2014

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Towards an Industrial Manufactured Morphing Trailing Edge Flap System for Wind Turbines

Aagaard Madsen , Helge ; Løgstrup Andersen, Tom ; Bergami, Leonardo ; Jørgensen, Johnny Egtved ; Candela Garolera, Anna ; Holbøll, Joachim ; Schettler, T. ; Michels, P. ; Schoebel, M. ; Heisterberg, M. ; Christensen, M.B.
Presented at:
European Wind Energy Conference & Exhibition 2014

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Wideband Modeling of Power Transformers Using Commercial sFRA Equipment

Holdyk, Andrzej ; Gustavsen, B. ; Arana Aristi, Ivan ; Holbøll, Joachim
in: I E E E Transactions on Power Delivery, vol: 29, issue: 3, pages: 1446-1453

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1109/tpwrd.2014.2303174

2013
  PDF

Behavior of Rubber Materials under Exposure to High Electric Fields

Candela Garolera, Anna ; Holbøll, Joachim ; Henriksen, M,
part of: Proceedings of the 23rd NORDIC INSULATION SYMPOSIUM, pages: 175-178, 2013
Presented at:
23rd Nordic Insulation Symposium

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Capacitor performance limitations in high power converter applications

El-Khatib, Walid Ziad ; Holbøll, Joachim ; Rasmussen, Tonny Wederberg
part of: Proceedings of the 23th Nordic insulation symposium, 2013, IEEE
Presented at:
23rd Nordic Insulation Symposium

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Efficient modelling of a modular multilevel converter

El-Khatib, Walid Ziad ; Holbøll, Joachim ; Rasmussen, Tonny Wederberg
part of: Proceedings of the 48th international universities power engineering conference , 2013, IEEE
Presented at:
48th Universities' Power Engineering Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

 

Electrothermal Coordination in Cable Based Transmission Grids

Olsen, Rasmus Schmidt ; Holbøll, Joachim ; Gudmundsdottir, Unnur Stella
in: IEEE Transactions on Power Systems, vol: 28, issue: 4, pages: 4867-4874

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1109/TPWRS.2013.2278040

  PDF

High frequent modelling of a modular multilevel converter using passive components

El-Khatib, Walid Ziad ; Holbøll, Joachim ; Rasmussen, Tonny Wederberg
part of: Proceedings of IPST 2013, 2013, IEEE
Presented at:
International Conference on Power Systems Transients

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Implementation of the parametric variation method in an EMTP program

Holdyk, Andrzej ; Holbøll, Joachim
part of: Proceedings of IPST2013, 2014, IEEE
Presented at:
International Conference on Power Systems Transients

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Lightning transient analysis in wind turbine blades

Candela Garolera, Anna ; Holbøll, Joachim ; Madsen, Søren Find
part of: Proceedings of International Conference on Power Systems Transients, 2013
Presented at:
International Conference on Power Systems Transients

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

 

Modelling of Dynamic Transmission Cable Temperature Considering Soil-Specific Heat, Thermal Resistivity, and Precipitation

Olsen, Rasmus ; Anders, George J. ; Holboell, Joachim ; Gudmundsdottir, Unnur Stella
in: I E E E Transactions on Power Delivery, vol: 28, issue: 3, pages: 1909-1917

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1109/TPWRD.2013.2263300

  PDF

Modelling of lightning streamer formation and propagation in wind turbine blades

Candela Garolera, Anna ; Holbøll, Joachim ; Madsen, Søren Find ; Mieritz, Casper Falkenstrøm
part of: 2013 International Conference on Lightning and Static Electricity , 2013
Presented at:
2013 International Conference on Lightning and Static Electricity

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Wide band characterization of wind turbine reactors

Holdyk, Andrzej ; Arana Aristi, Ivan ; Holbøll, Joachim
part of: Proceedings of IPST2013, 2014, IEEE
Presented at:
International Conference on Power Systems Transients

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

2012
 

Breakdown and tracking properties of rubber materials for wind turbine blades

Garolera, Anna Candela ; Holboell, Joachim ; Henriksen, Mogens
part of: IEEE International Symposium on Electrical Insulation, pages: 516 - 519 , 2012, IEEE
Presented at:
2012 IEEE International Symposium on Electrical Insulation

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1109/ELINSL.2012.6251523

  PDF

Dynamic temperature estimation and real time emergency rating of transmission cables

Olsen, R. S. ; Holboll, J. ; Gudmundsdottir, Unnur Stella
part of: IEEE Power & Energy Society General Meeting, 2012, IEEE

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1109/PESGM.2012.6345324

  PDF

Electrical and non-electrical environment of wind turbine main components

Holboell, J. ; Henriksen, M. ; Olsen, R.S. ; Jensen, A. ; Koldby, E.
Presented at:
CIGRE Session 44

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

EMC of harmonic and transient measurement equipment in offshore wind farms

Kocewiak, Łukasz Hubert ; Arana Aristi, Iván ; Hjerrild, Jesper ; Sørensen, Troels ; Bak, Claus Leth ; Holbøll, Joachim
in: Energy Procedia
Presented at:
9th Deep Sea Offshore Wind R&D Seminar

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

GPS synchronisation of harmonic and transient measurements in offshore wind farms

Kocewiak, Łukasz Hubert ; Arana Aristi, Iván ; Hjerrild, Jesper ; Sørensen, Troels ; Bak, Claus Leth ; Holbøll, Joachim
in: Energy Procedia
Presented at:
9th Deep Sea Offshore Wind R&D Seminar

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

GPS Synchronization and EMC of Harmonic and Transient Measurement Equipment in Offshore Wind Farms

Kocewiak, Łukasz Hubert ; Arana, Iván ; Hjerrild, Jesper ; Sørensen, Troels ; Bak, Claus Leth ; Holbøll, Joachim ; John Olav Giaever Tande, Trond Kvamsdal, Ole Gunnar Dahlhaug
in: Energy Procedia, vol: 24, pages: 212-228
Presented at:
9th Deep Sea Offshore Wind R&D Seminar

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.egypro.2012.06.103

 

Lightning attachment to wind turbine surfaces affected by internal blade conditions

Garolera, Anna Candela ; Holboell, Joachim ; Madsen, Soren Find
part of: Proceedings of 2012 International Conference on Lightning Protection, 2012, IEEE
Presented at:
2012 International Conference on Lightning Protection (ICLP)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1109/ICLP.2012.6344374

  PDF

Sensitivity of Nodal Admittances in an Offshore Wind Power Plant to Parametric Variations in the Collection Grid

Vytautas, Kersiulis ; Holdyk, Andrzej ; Holbøll, Joachim ; Arana, Ivan
part of: Proceedings of 11th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power Plants, 2012
Presented at:
11th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power Plants

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

Switching Operation Simulations in a Large Offshore Wind Farm with Use of Parametric Variation and Frequency Domain Severity Factor

Holdyk, Andrzej ; Holbøll, Joachim ; Arana, Ivan ; Jensen, Asger
part of: Proceedings of 47th Universities Power Engineering Conference, UPEC 2012, 2012
Presented at:
47th Universities' Power Engineering Conference

Type: Article in proceedings

Status: Published     |    Year: 2012

2011
 

CDIO – The steam engine powering the electric grid

Træholt, Chresten ; Holbøll, Joachim ; Thomsen, Ole Cornelius ; Kjærgaard, Claus
part of: Proceedings of the 7th International CDIO Conference, 2011, Technical University of Denmark
Presented at:
7th International CDIO Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

 

Compatibility Between Electric Components in Wind Farms

Holdyk, Andrzej ; Holbøll, Joachim ; Arana Aristi, Iván
part of: Proceedings of the 10th International Workshop on Large-Scale Integration of Wind Power into Power Systems, 2011
Presented at:
10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

 

DC grids for integration of large scale wind power

Zeni, Lorenzo ; Haileselassie, Temesgen ; Stamatiou, Georgios ; Geisler Eriksen, Anders ; Holbøll, Joachim ; Carlsson, Ola ; Uhlen, Kjetil ; Sørensen, Poul Ejnar ; Cutululis, Nicolaos Antonio
part of: Proceedings, 2011, European Wind Energy Association (EWEA)
Presented at:
Offshore 2011

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

  PDF

Development and Design of a Flexible Measurement System for Offshore Wind Farm

Kocewiak, Lukasz Hubert ; Arana Aristi, Iván ; Hjerrild, Jesper ; Sørensen, Troels ; Bak, Claus Leth ; Holbøll, Joachim
Presented at:
10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2011

 

Energisation of Wind Turbine Transformers with an Auxiliary Generator in a Large Offshore Wind Farm Under Islanded Operation

Arana Aristi, Iván ; Hernandez, Alvaro ; Thumm, Gerhard ; Holbøll, Joachim
in: I E E E Transactions on Power Delivery, vol: 26, issue: 4, pages: 2792-2800

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1109/TPWRD.2011.2163648

 

Environmental Severity Classes for Main Electrical Components in Offshore Wind Turbine

Henriksen, Matthew Lee ; Koldby, Erik ; Holbøll, Joachim ; Holdyk, Andrzej
part of: 10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission, 2011
Presented at:
10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

 

Frequency Dependent Losses in Transmission Cable Conductors

Olsen, Rasmus Schmidt ; Holbøll, Joachim ; Guðmundsdóttir, Unnur Stella
part of: Proceedings of the 22nd Nordic Insulation Symposium, pages: 93-98, 2011, Tampere University of Technology
Presented at:
22nd Nordic Insulation Symposium

Type: Article in proceedings

Status: Published     |    Year: 2011

 

Implementation of cable models for studies of compatibility of electric components in wind farms

Holdyk, Andrzej ; Holbøll, Joachim ; Jensen, Asger
part of: Proceedings of Jicable 2011, 2011
Presented at:
8th International Conference on Insulated Power Cables

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

 

Real Time Load Optimisation of Cable Based Transmission Grids

Olsen, Rasmus Schmidt ; Holbøll, Joachim ; Guðmundsdottir, Unnur Stella
part of: Jicable'11, pages: C.9.5, 2011, SEE, Paris, France
Presented at:
8th International Conference on Insulated Power Cables

Type: Article in proceedings

Status: Published     |    Year: 2011

  PDF

Simulated Switching Transients in the External Grid of Walney Offshore Wind Farm

Arana Aristi, Iván ; Johnsen, D. T. ; Soerensen, T. ; Holbøll, Joachim
part of: 10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms, 2011
Presented at:
10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

  PDF

Transient Recovery Voltages at the Main 132kV Line Bay GIS Circuit Breaker in a Windfarm

Arana Aristi, Iván ; Okholm, J. ; Holbøll, Joachim
part of: European Offshore Wind Conference and Exibition 2011, 2011
Presented at:
Offshore 2011

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011

  PDF

Validation of a Switching Operation in the External Grid of Gunfleet Sand Offshore Wind Farm by Means of EMT Simulations

Arana Aristi, Iván ; Okholm, J. ; Holbøll, Joachim
part of: 10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms, 2011
Presented at:
10th International Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011


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7 APRIL 2020