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Publications by Staffan Norrga

Refereegranskade

Artiklar

[1]
M. Nahalparvari et al., "AC-Side Impedance-Based Stability Assessment in Grid-Forming Modular Multilevel Converters," IEEE Access, vol. 12, pp. 23514-23528, 2024.
[3]
S. Heinig et al., "Auxiliary Power Supplies for High-Power Converter Submodules : State of the Art and Future Prospects," IEEE transactions on power electronics, vol. 37, no. 6, pp. 6807-6820, 2022.
[4]
M. Nahalparvari et al., "DC-Side Impedance Estimation of a Modular Multilevel Converter Through System Identification of a Partially Black-Boxed Control System," IEEE transactions on energy conversion, vol. 37, no. 4, pp. 2708-2721, 2022.
[5]
A. Blinov et al., "High Gain DC-AC High-Frequency Link Inverter With Improved Quasi-Resonant Modulation," IEEE Transactions on Industrial Electronics, vol. 69, no. 2, pp. 1465-1476, 2022.
[7]
B. Ciftci et al., "Wireless Control of Modular Multilevel Converter Submodules With Communication Errors," IEEE Transactions on Industrial Electronics, vol. 69, no. 11, pp. 11644-11653, 2022.
[8]
I. Jahn et al., "A holistic method for optimal design of HVDC grid protection," Electric power systems research, vol. 196, 2021.
[9]
[10]
D. Johannesson et al., "Evaluation of Ultrahigh-Voltage 4H-SiC Gate Turn-Off Thyristors and Insulated-Gate Bipolar Transistors for High-Power Applications," IEEE transactions on power electronics, vol. 37, no. 4, pp. 4133-4147, 2021.
[11]
D. Johannesson et al., "Static and Dynamic Performance Prediction of Ultra-High-Voltage Silicon Carbide Insulated-Gate Bipolar Transistors," IEEE transactions on power electronics, vol. 36, no. 5, pp. 5874-5891, 2021.
[12]
B. Ciftci et al., "Wireless Control of Modular Multilevel Converter Submodules," IEEE transactions on power electronics, vol. 36, no. 7, pp. 8439-8453, 2021.
[13]
I. Jahn et al., "An Open-Source Protection IED for Research and Education in Multiterminal HVDC Grids," IEEE Transactions on Power Systems, vol. 35, no. 4, pp. 2949-2958, 2020.
[14]
L. Bessegato et al., "Control and Admittance Modeling of an AC/AC Modular Multilevel Converter for Railway Supplies," IEEE transactions on power electronics, vol. 35, no. 3, pp. 2411-2423, 2020.
[15]
P. Bakas et al., "Hybrid alternate-common-arm converter with high power capability : Potential and limitations," IEEE transactions on power electronics, vol. 35, no. 12, pp. 12909-12928, 2020.
[17]
N. Johannesson and S. Norrga, "Sensitivity of Cable Model Parameters for Traveling Wave Differential Protections in MTDC Systems," IEEE Transactions on Power Delivery, vol. 35, no. 5, pp. 2212-2221, 2020.
[18]
N. Johannesson and S. Norrga, "Contribution of travelling wave propagation time to the speed of optical link protections in multi-terminal high-voltage DC systems," IET Generation, Transmission & Distribution, vol. 13, no. 14, pp. 3078-3085, 2019.
[19]
L. Bessegato et al., "Effects of Control on the AC-Side Admittance of a Modular Multilevel Converter," IEEE transactions on power electronics, vol. 34, no. 8, pp. 7206-7220, 2019.
[20]
A. Baudoin et al., "Experimental results from a Thomson-coil actuator for a vacuum interrupter in an HVDC breaker," The Journal of Engineering, no. 17, pp. 3527-3531, 2019.
[21]
S. Heinig et al., "Implications of Capacitor Voltage Imbalance on the Operation of the Semi-Full-Bridge Submodule," IEEE transactions on power electronics, vol. 34, no. 10, pp. 9520-9535, 2019.
[22]
L. Bessegato et al., "A Method for the Calculation of the AC-Side Admittance of a Modular Multilevel Converter," IEEE transactions on power electronics, 2018.
[23]
L. Jin et al., "Communication-Based Distributed Control of the Stacked Polyphase Bridges Converter," IEEE Transactions on Industrial Electronics, vol. 65, no. 2, pp. 1011-1020, 2018.
[24]
N. Johannesson and S. Norrga, "Estimation of travelling wave arrival time in longitudinal differential protections for multi-terminal HVDC systems," The Journal of Engineering, no. 15, pp. 1007-1011, 2018.
[25]
I. Jahn, F. Hohn and S. Norrga, "Impact of measurement and communication aspects on protection of multi-terminal DC grids," The Journal of Engineering, 2018.
[26]
P. Bakas et al., "A Review of Hybrid Topologies Combining Line-Commutated and Cascaded Full-Bridge Converters," IEEE transactions on power electronics, vol. 32, no. 10, pp. 7435-7448, 2017.
[27]
L. Jin et al., "Modulation and Power Losses of a Stacked Polyphase Bridges Converter," IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 5, no. 1, pp. 409-418, 2017.
[28]
A. Hassanpoor et al., "Optimization-Based Cell Selection Method for Grid-Connected Modular Multilevel Converters," IEEE transactions on power electronics, vol. 31, no. 4, pp. 2780-2790, 2016.
[29]
A. Hassanpoor, A. Nami and S. Norrga, "Tolerance Band Adaptation Method for Dynamic Operation of Grid-Connected Modular Multilevel Converters," IEEE transactions on power electronics, no. 99, pp. 1-1, 2016.
[30]
K. Ilves et al., "A Submodule Implementation for Parallel Connection of Capacitors in Modular Multilevel Converters," IEEE transactions on power electronics, vol. 30, no. 7, pp. 3518-3527, 2015.
[31]
K. Ilves et al., "Analysis and Operation of Modular Multilevel Converters With Phase-Shifted Carrier PWM," IEEE transactions on power electronics, vol. 30, no. 1, pp. 268-283, 2015.
[32]
N. Ahmed et al., "Efficient Modeling of an MMC-Based Multiterminal DC System Employing Hybrid HVDC Breakers," IEEE Transactions on Power Delivery, vol. 30, no. 4, pp. 1792-1801, 2015.
[33]
G. Tolstoy et al., "Elimination of vector changes due to sector changes with DTC*," EPE Journal : European Power Electronics and Drives Journal, vol. 25, no. 4, pp. 11-16, 2015.
[34]
T. Modeer, S. Norrga and H.-P. Nee, "High-Voltage Tapped-Inductor Buck Converter Utilizing an Autonomous High-Side Switch," IEEE Transactions on Industrial Electronics, vol. 62, no. 5, pp. 2868-2878, 2015.
[35]
K. Ilves et al., "Predictive Sorting Algorithm for Modular Multilevel Converters Minimizing the Spread in the Submodule Capacitor Voltages," IEEE transactions on power electronics, vol. 30, no. 1, pp. 440-449, 2015.
[36]
A. Hassanpoor et al., "Tolerance band modulation methods for modular multilevel converters," IEEE transactions on power electronics, vol. 30, no. 1, pp. 311-326, 2015.
[37]
N. Ahmed et al., "A computationally efficient continuous model for the modular multilevel converter," IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 2, no. 4, pp. 1139-1148, 2014.
[38]
A. Antonopoulos et al., "Modular multilevel converter AC motor drives with constant torque from zero to nominal speed," IEEE transactions on industry applications, vol. 50, no. 3, pp. 1982-1993, 2014.
[39]
K. Ilves et al., "On Energy Storage Requirements in Modular Multilevel Converters," IEEE transactions on power electronics, vol. 29, no. 1, pp. 77-88, 2014.
[40]
L. Harnefors et al., "Dynamic Analysis of Modular Multilevel Converters," IEEE Transactions on Industrial Electronics, vol. 60, no. 7, pp. 2526-2537, 2013.
[41]
F. Dijkhuizen and S. Norrga, "Fault Tolerant Operation of Power Converter with Cascaded Cells," EPE Journal : European Power Electronics and Drives Journal, vol. 23, no. 1, pp. 21-26, 2013.
[42]
K. Ilves et al., "A New Modulation Method for the Modular Multilevel Converter Allowing Fundamental Switching Frequency," IEEE transactions on power electronics, vol. 27, no. 8, pp. 3482-3494, 2012.
[43]
T. Modéer, S. Norrga and H.-P. Nee, "Loss comparison of different sub-module implementations for modular multilevel converters in HVDC applications," EPE Journal : European Power Electronics and Drives Journal, vol. 22, no. 3, pp. 32-38, 2012.
[44]
K. Ilves et al., "Steady-State Analysis of Interaction Between Harmonic Components of Arm and Line Quantities of Modular Multilevel Converters," IEEE transactions on power electronics, vol. 27, no. 1, pp. 57-68, 2012.
[45]
S. Norrga, S. Meier and S. Östlund, "A three-phase soft-switched isolated AC/DC converter without auxiliary circuit," IEEE transactions on industry applications, vol. 44, no. 3, pp. 836-844, 2008.
[46]
T. Kjellqvist, S. Östlund and S. Norrga, "Active Snubber Circuit for Source Commutated Converters Utilizing the IGBT in the Linear Region," IEEE transactions on power electronics, vol. 23, no. 5, pp. 2595-2601, 2008.
[47]
S. Norrga, "Experimental study of a soft-switched isolated bidirectional AC-DC converter without auxiliary circuit," IEEE transactions on power electronics, vol. 21, no. 6, pp. 1580-1587, 2006.
[48]
P. C. Kjaer, S. Norrga and S. Östlund, "A primary-switched line-side converter using zero-voltage switching," IEEE transactions on industry applications, vol. 37, no. 6, pp. 1824-1831, 2001.

Konferensbidrag

[49]
B. P. Singh et al., "Analysis of the Performance of Different Packaging Technologies of SiC Power Modules during Power Cycling Test," in 2023 29TH INTERNATIONAL WORKSHOP ON THERMAL INVESTIGATIONS OF ICS AND SYSTEMS, THERMINIC, 2023.
[50]
B. P. Singh et al., "Analyzing the Impact of Die Positions inside the Power Module on the Reliability of Solder Layers for Different Power Cycling Scenarios," in 2023 24th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems, EuroSimE 2023, 2023.
[51]
M. Nahalparvari et al., "DC-Side Impedance Modeling and Stability Assessment in Grid-Forming Modular Multilevel Converters," in 2023 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe, 2023.
[52]
M. Nahalparvari et al., "DC-Side Impedance Modeling and Stability Assessment in Grid-Forming Modular Multilevel Converters," in 2023 25TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS, EPE'23 ECCE EUROPE, 2023.
[53]
J. Arévalo-Soler et al., "Dynamic Converter Control Role Configuration in Grid of Grids," in 2023 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe, 2023.
[54]
J. Arevalo-Soler et al., "Dynamic Converter Control Role Configuration in Grid of Grids," in 2023 25TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS, EPE'23 ECCE EUROPE, 2023.
[56]
R. Jain et al., "Model-Based Design and System on Chip Implementation of DTC and PWM Techniques," in 2022 IEEE Delhi Section Conference, DELCON 2022, 2022.
[57]
I. Jahn et al., "Moving Beyond Open-Source Modelling : Why Open Control and Protection Software in Real Converters Will Be Useful," in 1st International Workshop on Open Source Modelling and Simulation of Energy Systems, OSMSES 2022 - Proceedings, 2022.
[58]
I. Jahn, M. Nahalparvari and S. Norrga, "A MISO Fault Detection for HVDC Grids," in 17th International Conference on AC and DC Power Transmission, ACDC 2021, Virtual, Online, NA, Dec 7 2021 - Dec 8 2021, 2021, pp. 79-83.
[59]
M. Nahalparvari et al., "DC-Side Impedance Interaction Analysis in an MMC-Based Back-to-Back VSC-HVDC System," in IECON 2021 - 47Th Annual Conference Of The Ieee Industrial Electronics Society, 2021.
[60]
I. Jahn et al., "Testing of an HVDC IED Prototype Using Field Recordings," in 2021 23rd European Conference on Power Electronics and Applications, EPE 2021 ECCE Europe, 2021.
[61]
B. Ciftci et al., "Wireless control of modular multilevel converter autonomous submodules : 23rd European Conference on Power Electronics and Applications," in Proceedings 23rd European Conference on Power Electronics and Applications, 2021.
[62]
B. Ciftci et al., "Wireless control of modular multilevel converter submodules under ac-side faults," in 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe), 06-10 September 2021, Ghent, Belgium, 2021.
[63]
K. Sharifabadi et al., "Open-Source HVDC Control – a High-Level Perspective," in CIGRE 2020 e-session, 2020.
[64]
I. Jahn et al., "Requirements for open specifications in multivendor HVDC protection systems," in IET DPSP 2020, The 15th International Conference on Developments in Power System Protection, Liverpool, 9-12 March 2020, 2020.
[65]
S. Heinig et al., "Single-Fiber Combined Optical Power and Data Transmission for High-Voltage Applications," in Proceedings of the 46th Annual Conference of the IEEE Industrial Electronics Society, IECON 2020, 2020.
[66]
D. Johannesson et al., "Wide-Range Prediction of Ultra-High Voltage SiC IGBT Static Performance Using Calibrated TCAD Model," in Materials Science Forum, 2020, pp. 911-916.
[67]
I. Jahn et al., "A Proposal for Open-Source HVDC Control," in 2019 IEEE PES Innovative Smart Grid Technologies Europe, ISGT-Europe 2019, Bucharest, Romania, September 29 - October 2, 2019, 2019.
[68]
P. Bakas et al., "Hybrid alternate-common-arm converter with director thyristors - Impact of commutation time on the active-power capability," in 2019 21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe, 2019.
[69]
K. Jacobs et al., "Low Loss Submodule Cluster for Modular Multilevel Converters Suitable for Implementation with SiC MOSFETs," in Proceedings IEEE Energy Conversion Congress and Exposition 2019, 2019.
[70]
G. Chaffey et al., "Requirements for functional testing of HVDC protection IEDs," in CIGRE B4 International Colloquium 1st - 4th October 2019 Johannesburg, South Africa, 2019.
[71]
B. Ciftci et al., "Simple Distributed Control for Modular Multilevel Converters," in 2019 21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe, 2019.
[72]
A. Blinov et al., "Soft-Switching Modulation Method for Full-Bridge DC-AC HF-Link Inverter," in 45th annual conference of the ieee industrial electronics society (IECON 2019), 2019, pp. 4417-4422.
[73]
B. Ciftci et al., "A Proposal for Wireless Control of Submodules in Modular Multilevel Converters," in 20th European Conference on Power Electronics and Applications, 2018.
[74]
[75]
K. Jacobs, H.-P. Nee and S. Norrga, "Dissipation Loop for Shoot-Through Faults in HVDC Converter Cells," in 2018 INTERNATIONAL POWER ELECTRONICS CONFERENCE (IPEC-NIIGATA 2018 -ECCE ASIA), 2018, pp. 3292-3298.
[76]
P. Bakas et al., "Hybrid Converter With Alternate Common Arm and Director Thyristors for High-Power Capability," in 2018 20th European Conference on Power Electronics and Applications (EPE’18 ECCE Europe), 2018.
[77]
I. Jahn, F. Hohn and S. Norrga, "Impact of Measurement and Communication on Protection of MTDC Grids," in 14th IET International Conference on Developments in Power System Protection (DPSP) 2018, 2018.
[78]
L. Angquist et al., "Low-Cost Ultra-Fast DC Circuit-Breaker Power electronics integrated with mechanical switchgear," in 2018 IEEE INTERNATIONAL CONFERENCE ON INDUSTRIAL TECHNOLOGY (ICIT), 2018, pp. 1708-1713.
[79]
S. Heinig et al., "Reduction of Switching Frequency for the Semi-Full-Bridge Submodule Using Alternative Bypass States," in 2018 20TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'18 ECCE EUROPE), 2018.
[80]
G. Chaffey et al., "The Impact of Point-to-Point VSC-HVDC Protection on Short-Term AC System Voltage," in 2018 IEEE pes innovative smart grid technologies conference europe (ISGT-EUROPE), 2018.
[81]
L. Ängquist et al., "VARC - A Cost-Effective Ultrafast DC Circuit Breaker Concept," in 2018 IEEE POWER & ENERGY SOCIETY GENERAL MEETING (PESGM), 2018.
[82]
L. Bessegato et al., "Ac-side admittance calculation for modular multilevel converters," in 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017, 2017, pp. 308-312.
[83]
A. Blinov et al., "Cell-Level Power Supply for High-Voltage Modular Multilevel Converters," in 2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE), 2017.
[84]
S. Heinig et al., "Implications of Capacitor Voltage Imbalance on the Operation of the Semi-Full-Bridge Submodule," in 2017 19th European Conference on Power Electronics andApplications (EPE'17 ECCE Europe), 2017.
[85]
K. Jacobs et al., "MMC Converter Cells Employing Ultrahigh-Voltage SiC Bipolar Power Semiconductors," in 2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE), 2017.
[86]
T. Augustin, S. Norrga and H.-P. Nee, "Modelling of HVDC breakers for HVDC grid simulations," in IET Conference Publications, 2017.
[87]
I. Jahn, N. Johannesson and S. Norrga, "Survey of Methods for Selective DC Fault Detection in MTDC Grids," in The 13th IET international conference on AC and DC Power Transmission, Manchester (ACDC 2017), Feb. 2017., 2017.
[88]
T. Augustin et al., "Transient Behaviour of VSC-HVDC Links with DC Breakers Under Faults," in 2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE), 2017.
[89]
L. Ängquist, S. Norrga and T. Modeer, "A new dc breaker with reduced need for semiconductors," in 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE), 2016.
[90]
L. Jin, S. Norrga and O. Wallmark, "Analysis of power losses in power MOSFET based stacked polyphase bridges converters," in 2016 IEEE 8th International Power Electronics and Motion Control Conference (IPEMC-ECCE Asia), 2016, pp. 3050-3055.
[91]
H. Zhang et al., "Benchmark of high-power STATCOM topologies for flicker compensation," in 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE), 2016.
[92]
L. Bessegato et al., "Control of Direct AC/AC Modular Multilevel Converters Using Capacitor Voltage Estimation," in 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE), 2016.
[93]
L. Bessegato et al., "Control of Modular Multilevel Matrix Converters Based on Capacitor Voltage Estimation," in IEEE 8th International Power Electronics and Motion Control Conference (IPEMC-ECCE Asia), 2016, 2016, pp. 3447-3452.
[94]
N. Ahmed et al., "Efficient Modeling of an MMC-Based Multiterminal DC System Employing Hybrid HVDC Breakers," in 2016 IEEE POWER AND ENERGY SOCIETY GENERAL MEETING (PESGM), 2016.
[95]
P. Bakas et al., "Hybrid Topologies for Series and Shunt Compensation of the Line-Commutated Converter," in 8th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2016-ECCE Asia, 2016, pp. 3030-3035.
[96]
D.-P. Sadik et al., "Investigation of the Surge Current Capability of the Body Diode of SiC MOSFETs for HVDC Applications," in 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE), 2016.
[97]
S. Heinig et al., "On Energy Storage Requirements in Alternate Arm Converters and Modular Multilevel Converters," in 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE), 2016.
[98]
D. Johannesson et al., "Potential of Ultra-High Voltage Silicon Carbide Semiconductor Devices," in 2016 IEEE 4TH WORKSHOP ON WIDE BANDGAP POWER DEVICES AND APPLICATIONS (WIPDA), 2016, pp. 253-258.
[99]
N. Johannesson, S. Norrga and C. Wikström, "Selective wave-front based protection algorithm for MTDC systems," in IET Conference Publications, 2016.
[100]
L. Jin, S. Norrga and O. Wallmark, "Serial communication based distributed control of the stacked polyphase bridges converter," in 8th IET International Conference on Power Electronics, Machines and Drives (PEMD 2016), 2016.
[102]
M. Nikouie Harnefors et al., "Analysis of the dc-link stability for the stacked polyphase bridges converter," in 2015 17th European Conference on Power Electronics and Applications (EPE'15 ECCE-Europe), 2015.
[103]
L. Jin et al., "Evaluation of a Multiphase Drive System in EV and HEV Applications," in 2015 IEEE INTERNATIONAL ELECTRIC MACHINES & DRIVES CONFERENCE (IEMDC), 2015, pp. 941-945.
[104]
N. Johannesson and S. Norrga, "Longitudinal differential protection based on the Universal Line Model," in IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, 2015, pp. 1091-1096.
[105]
A. Hassanpoor, S. Norrga and A. Nami, "Loss evaluation for modular multilevel converters with different switching strategies," in Power Electronics and ECCE Asia (ICPE-ECCE Asia), 2015 9th International Conference on, 2015, pp. 1558-1563.
[106]
A. Blinov, S. Norrga and G. Tibola, "Operation of single-chip MOSFET and IGBT devices after failure due to repetitive avalanche : University in collaboration with industry," in Power Electronics and Applications (EPE’15 ECCE-Europe), 2015 17th European Conference on, 2015.
[107]
N. Ahmed et al., "Performance of the modular multilevel converter with redundant submodules," in IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society, 2015, pp. 3922-3927.
[108]
K. Ilves et al., "Semi-full-bridge submodule for modular multilevel converters," in Power Electronics and ECCE Asia (ICPE-ECCE Asia), 2015 9th International Conference on, 2015, pp. 1067-1074.
[109]
K. Ilves, L. Bessegato and S. Norrga, "Comparison of Cascaded Multilevel Converter Topologies for AC/ AC Conversion," in 2014 International Power Electronics Conference, IPEC-Hiroshima - ECCE Asia 2014, 2014, pp. 1087-1094.
[110]
L. Jin et al., "Control and modulation of the stacked polyphase bridges inverter," in IEEE Energy Conversion Congress and Exposition, 2014, pp. 3023-3029.
[111]
S. Norrga, X. Li and L. Ängquist, "Converter Topologies for HVDC Grids," in ENERGYCON 2014 - IEEE International Energy Conference, 2014, pp. 1554-1561.
[112]
N. Ahmed et al., "Efficient Modeling of Modular Multilevel Converters in HVDC-Grids Under Fault Conditions," in 2014 IEEE PES General Meeting | Conference & Exposition, 2014, p. 6939166.
[113]
G. Tolstoy et al., "Elimination of vector changes due to sector changes with DTC," in 2014 16th European Conference on Power Electronics and Applications, EPE-ECCE Europe 2014, 2014, p. 6910748.
[114]
T. Modeer, S. Norrga and H.-P. Nee, "Implementation and testing of high-power IGCT-based cascaded-converter cells," in Proc. Energy Conversion Congress and Exposition (ECCE), 2014 IEEE, 2014, pp. 5355-5359.
[115]
H. Zhang et al., "Machine design considerations for an MHF/SPB-converter based electric drive," in 2014 The 40th Annual Conference of the IEEE Industrial Electronics Society, IECON 2014, 2014, pp. 3849-3854.
[116]
L. Bessegato, T. Modeer and S. Norrga, "Modeling and control of a tapped-inductor buck converter with pulse frequency modulation," in Energy Conversion Congress and Exposition (ECCE), 2014 IEEE, 2014, pp. 3672-3678.
[117]
M. Heuvelmans, T. Modéer and S. Norrga, "Soft-Switching Cells for High-Power Converters," in Industrial Electronics Society, IECON 2014 - 40th Annual Conference of the IEEE, 2014, pp. 1806-1812.
[118]
A. Hassanpoor, S. Norrga and M. Lindgren, "Switching pulse pattern optimisation for modular multilevel converters," in 40th Annual Conference of the IEEE Industrial Electronics Society, IECON 2014, 2014, pp. 4722-4728.
[119]
S. Norrga et al., "A Novel Inverter Topology for Compact EV and HEV Drive Systems," in 39th Annual Conference of the IEEE Industrial Electronics Society, IECON 2013, 2013, pp. 6590-6595.
[120]
K. Ilves et al., "A submodule implementation for parallel connection of capacitors in modular multilevel converters," in Power Electronics and Applications (EPE), 2013 15th European Conference on, 2013.
[121]
K. Ilves et al., "Analysis and operation of modular multilevel converters with phase-shifted carrier PWM," in 2013 IEEE Energy Conversion Congress and Exposition, ECCE 2013, 2013, pp. 396-403.
[122]
L. Ängquist et al., "Arm-current-based control of modular multilevel converters," in 2013 15th European Conference on Power Electronics and Applications, EPE 2013, 2013, p. 6631999.
[123]
S. Norrga and M. Hesamzadeh, "INTERGRID - Enabling a sustainable energy system by large-scale intercontinental power transmission," in 2013 IEEE Power and Energy Society General Meeting (PES), 2013, p. 6672688.
[124]
K. Ilves, S. Norrga and H.-P. Nee, "On energy variations in modular multilevel converters with full-bridge submodules for Ac-Dc and Ac-Ac applications," in Power Electronics and Applications (EPE), 2013 15th European Conference on, 2013.
[125]
K. Ilves et al., "Predictive sorting algorithm for modular multilevel converters minimizing the spread in the submodule capacitor voltages," in 2013 IEEE ECCE Asia Downunder - 5th IEEE Annual International Energy Conversion Congress and Exhibition, IEEE ECCE Asia 2013, 2013, pp. 325-331.
[126]
T. Modeer, S. Norrga and H.-P. Nee, "Resonant Test Circuit for High-Power Cascaded Converter Submodules," in Proc. European Conference on Power Electronics and Applications (EPE), 2013., 2013.
[127]
S. Norrga, L. Ängquist and A. Antonopoulos, "The polyphase cascaded-cell DC/DC converter," in Energy Conversion Congress and Exposition (ECCE), 2013 IEEE, 2013, pp. 4082-4088.
[128]
A. Hassanpoor et al., "Tolerance-band modulation methods for modular multilevel converters," in 15th European Conference on Power Electronics and Applications (EPE), 2013, 2013, pp. 1-10.
[129]
K. Ilves et al., "Analysis of arm current harmonics in modular multilevel converters with main-circuit filters," in International Multi-Conference on Systems, Signals and Devices, SSD 2012 - Summary Proceedings, 2012.
[130]
K. Ilves et al., "Circulating current control in modular multilevel converters with fundamental switching frequency," in Conference Proceedings - 2012 IEEE 7th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2012, 2012, pp. 249-256.
[131]
S. Norrga et al., "Decoupled steady-state model of the modular multilevel converter with half-bridge cells," in 6th IET International Conference on Power Electronics, Machines and Drives (PEMD 2012),27-29 MArch, 2012, 2012.
[132]
A. Hassanpoor et al., "Evaluation of different carrier-based PWM methods for modular multilevel converters for HVDC application," in IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society, 2012, pp. 388-393.
[133]
S. Norrga et al., "Frequency-Domain Modeling of Modular Multilevel Converters With Application to Maximizing the Operating Region," in IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society, 2012, pp. 4967-4972.
[134]
N. Ahmed et al., "HVDC SuperGrids with modular multilevel converters - The power transmission backbone of the future," in International Multi-Conference on Systems, Signals and Devices, SSD 2012, 2012, p. 6198119.
[135]
T. Modéer, S. Norrga and H.-P. Nee, "High-voltage tapped-inductor buck converter auxiliary power supply for cascaded converter submodules," in 2012 IEEE Energy Conversion Congress and Exposition, ECCE 2012, 2012, pp. 19-25.
[136]
A. Antonopoulos et al., "Modular multilevel converter ac motor drives with constant torque form zero to nominal speed," in 2012 IEEE Energy Conversion Congress and Exposition, ECCE 2012, 2012, pp. 739-746.
[137]
S. Norrga, L. Ängquist and K. Ilves, "Operating region extension for multilevel converters in HVDC applications by optimisation methods," in IET Conference Publications : 10th IET International Conference on AC and DC Power Transmission (ACDC 2012) Volume 2012, Issue 610 CP, 2012, 2012.
[138]
N. Ahmed et al., "Validation of the continuous model of the modular multilevel converter with blocking/deblocking capability," in AC and DC Power Transmission (ACDC 2012), 10th IET International Conference on, 2012.
[139]
K. Ilves et al., "A new modulation method for the modular multilevel converter allowing fundamental switching frequency," in IEEE 8th International Conference on Power Electronics and ECCE Asia (ICPE & ECCE), 2011 : 'Green World with Power Electronics', 2011, pp. 991-998.
[140]
K. Ilves et al., "Capacitor Voltage Ripple Shaping in Modular Multilevel Converters Allowing for Operating Region Extension," in IECON 2011 : 37TH ANNUAL CONFERENCE ON IEEE INDUSTRIAL ELECTRONICS SOCIETY, 2011, pp. 4403-4408.
[141]
K. Ilves et al., "Controlling the ac-side voltage waveform in a modular multilevel converter with low energy-storage capability," in Proceedings of the 2011-14th European Conference on Power Electronics and Applications (EPE 2011), 2011, pp. 1-8.
[142]
L. Harnefors et al., "Dynamic modeling of modular multilevel converters," in Proceedings of the 2011-14th European Conference on Power Electronics and Applications (EPE 2011), 2011.
[143]
F. Dijkhuizen and S. Norrga, "Fault tolerant operation of power converter with cascaded cells," in Proceedings of the 2011 14th European Conference on Power Electronics and Applications, EPE 2011, 2011.
[144]
A. Marinopoulos et al., "Grid integration aspects of large solar PV installations : LVRT capability and reactive power/voltage support requirements," in 2011 IEEE PES Trondheim PowerTech : The Power of Technology for a Sustainable Society, POWERTECH 2011, 2011, pp. 1-8.
[145]
T. Modéer, H.-P. Nee and S. Norrga, "Loss comparison of different sub-module implementations for modular multilevel converters in HVDC applications," in Proceedings of the 2011-14th European Conference on Power Electronics and Applications (EPE 2011), 2011.
[146]
K. Papastergiou, P. Bakas and S. Norrga, "Photovoltaic string configuration for optimal inverter performance," in 8th International Conference on Power Electronics - ECCE Asia : Green World with Power Electronics, 2011, pp. 1632-1636.
[147]
P. Bakas, K. Papastergiou and S. Norrga, "Solar PV array-inverter matching considering impact of environmental conditions," in Conference Record of the IEEE Photovoltaic Specialists Conference, 2011, pp. 001779-001784.
[148]
M. Beza and S. Norrga, "Three-level converters with selective Harmonic Elimination PWM for HVDC application," in Proceedings of the 2010 IEEE Energy Conversion Congress and Exposition, ECCE 2010 : Proceedings, 2010, pp. 3746-3753.
[149]
S. Meier et al., "Design Considerations for Medium-Frequency Power Transformers in Offshore Wind Farms," in 2009 13th European Conference on Power Electronics and Applications, EPE '09, 2009, pp. 757-768.
[150]
T. Kjellqvist et al., "Thermal Evaluation of a Medium Frequency Transformer in a Line Sider Conversion System," in Proceedings of the 13th International European Electronics Conference and Exhibition, EPE '09, 2009, pp. 2517-2526.
[151]
S. Meier, S. Norrga and H.-P. Nee, "Control Strategies for Mutually Commutated Converter Systems without Cycloconverter Turn-off Capability," in EEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS, 2008, pp. 1344-1350.
[152]
S. Meier, M. Kuschke and S. Norrga, "Space Vector Modulation for Mutually Commutated Isolated Three-Phase Converter Systems," in 39th IEEE Power Electronic Specialists Conference (PESC 08) Rhodes, GREECE, JUN 15-19, 2008, 2008, pp. 4465-4471.
[153]
T. Kjellqvist and S. Norrga, "Active snubber circuit for source commutated converters utilizing the IGBT in the linear region," in 2007 EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS, VOLS 1-10, 2007, pp. 2679-2688.
[154]
S. Meier, S. Norrga and H.-P. Nee, "Modulation strategies for a mutually commutated converter system in wind farms," in 2007 European Conference on Power Electronics and Applications, EPE, 2007, pp. 1221-1230.
[155]
T. Kjellqvist and S. Norrga, "Harmonic Mitigation in Single Phase Mutually Commutated Converter Systems," in Proceedings of the 37th Annual IEEE Power Electronics Specialists Conference, PESC 2006, 2006, pp. 1542-1548.
[156]
S. Norrga, "Modulation Strategies for Mutually Commutated Isolated Three-Phase Converter Systems," in 2005 IEEE 36th Power Electronic Specialists Conference (PESC), Vols 1-3, 2005, pp. 2736-2743.
[157]
T. Kjellqvist, S. Norrga and S. Östlund, "Switching Frequency Limit for Soft-Switching MF Transformer System for AC-fed Traction," in Proceesings of the 36th Annual IEEE Power Electronics Specialist Conference, PESC 2005, 2005, pp. 1678-1684.
[158]
S. Norrga, S. Meier and S. Östlund, "A three-phase soft-switched isolated AC/DC converter without auxiliary circuit," in IEEE IND APPLICAT SOC ANN M, 2004, pp. 1768-1775.
[159]
S. Norrga, "An Experimental Study of a Soft-switched Isolated AC/DC Converter without Auxiliary Circuit," in PESC 04: 2004 IEEE 35TH ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE, VOLS 1-6, CONFERENCE PROCEEDINGS, 2004, pp. 2406-2412.
[160]
T. Kjellqvist, S. Norrga and S. Östlund, "Design Considerations for a Medium Frequency Transformer in a Line Side Power Conversion System," in Proceedings of the 35th Annual IEEE Power Electronics Specialist Conference, PESC 2004, 2004, pp. 704-710.
[161]
S. Meier, S. Norrga and H.-P. Nee, "New Voltage Source Converter Topology for HVDC Grid Connection of Offshore Wind Farms," in Proceedings of the 11th International Power Electronics and Motion Control Conference, EPEPEMC ’04, Riga, Latvia, September 2004, 2004, pp. 1-7.
[162]
S. Meier, S. Norrga and N. Hans-Peter, "New topology for more efficient AC/DC converters for future offshore wind farms," in Proceedings of the 4th Nordic Workshop on Power and Industrial Electronics, Norpie ’04, Trondheim, Norway, June 2004, 2004, pp. 1-6.
[163]
S. Norrga, "A Soft-Switched Bi-Directional Isolated AC/DC Converter for AC-Fed Railway Propulsion Applications," in International Conference on Power Electronics, Machines and Drives 2002 : IEE Conf. Publ. No. 487, 16-18 April 2002, Bath, UK, 2002, pp. 433-438.

Icke refereegranskade

Konferensbidrag

[164]
G. Chaffey et al., "Design of backup protection for the DC interconnection of adjacent point-to-point HVDC systems," in Proceedings 16th International Conference on Developments in Power System Protection, DPSP 2022, 2022, pp. 25-30.
[165]
P. Bakas et al., "Design considerations and comparison of hybrid line-commutated and cascaded full-bridge converters with reactive-power compensation and active filtering capabilities," in 2019 21st European Conference on Power Electronics and Applications (EPE'19 ECCE Europe), 3-5 September 2019, Genova, Italy, 2019.
[166]
P. Bakas et al., "Hybrid alternate-common-arm converter with director thyristors : Impact of commutation time on the active-power capability," in Proc. 2019 21st European Conference on Power Electronics and Applications (EPE'19 ECCE Europe), IEEE and EPE Association, Genova, Italy, Sep. 2-6, 2019, 2019.
[167]
S. Meier, S. Norrga and H.-P. Nee, "New topology for more efficent converters for future offshore wind farms," in Proceedings of the Nordic Workshop on Power and Industrial Electronics, Norpie '04, 2004.
[168]
S. Norrga, "A Novel Soft-switched Bidirectional Isolated AC/DC Converter," in PCIM Europe 2002 - Power Electronics, 14-16 May 2002, Nuremberg, Germany, 2002, pp. 81-87.

Avhandlingar

[170]
S. Norrga, "On soft-switching isolated AC/DC converters without auxiliary circuit," Doctoral thesis Stockholm : KTH, Trita-ETS, 2005:7, 2005.

Rapporter

[171]
S. Norrga et al., "Renewable Energy Sources for Electricity Generation," KTH Royal Institute of Technology, Trita-EE, 2012:027, 2012.
Senaste synkning med DiVA:
2024-04-13 00:33:26