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Lars Abrahamsson
Lars Abrahamsson
Vattenfall AB
Verified email at vattenfall.com
Title
Cited by
Cited by
Year
Electrical railway power supply systems: Current situation and future trends
D Serrano-Jiménez, L Abrahamsson, S Castaño-Solís, J Sanz-Feito
International Journal of Electrical Power & Energy Systems 92, 181-192, 2017
1182017
Use of converters for feeding of AC railways for all frequencies
L Abrahamsson, T Schütte, S Östlund
Energy for Sustainable Development 16 (3), 368-378, 2012
562012
Railway power supply models and methods for long-term investment analysis
L Abrahamsson
KTH, 2008
512008
High-voltage DC-feeder solution for electric railways
L Abrahamsson, T Kjellqvist, S Östlund
IET Power Electronics 5 (9), 1776-1784, 2012
342012
A monovoltage equivalent model of bi-voltage autotransformer-based electrical systems in railways
E Pilo, L Rouco, A Fernandez, L Abrahamsson
IEEE Transactions on Power Delivery 27 (2), 699-708, 2012
342012
Fast estimation of relations between aggregated train power system data and traffic performance
L Abrahamsson, L Söder
IEEE Transactions on Vehicular Technology 60 (1), 16-29, 2010
342010
Railway power supply investment decisions considering the voltage drops-assuming the future traffic to be known
L Abrahamsson, L Soder
2009 15th International Conference on Intelligent System Applications to …, 2009
182009
Wettability of welded wood-joints investigated by the Wilhelmy method: part 1. Determination of apparent contact angles, swelling, and water sorption
M Vaziri, O Karlsson, L Abrahamsson, CF Lin, D Sandberg
Holzforschung 75 (1), 65-74, 2021
172021
Optimal Railroad Power Supply System Operation and Design
L Abrahamsson
KTH Stockholm, 2012
142012
A variable no-load voltage scheme for improving energy efficiency in DC-electrified mass transit systems
ÁJ López-López, L Abrahamsson, RR Pecharromán, ...
ASME/IEEE Joint Rail Conference 45356, V001T07A006, 2014
112014
A rotary frequency converter model for electromechanical transient studies of 1623 Hz railway systems
J Laury, L Abrahamsson, MHJ Bollen
International Journal of Electrical Power & Energy Systems 106, 467-476, 2019
92019
Identifying electrically infeasible traffic scenarios on the iron ore line; applied on the present-day system, converter station outages, and optimal locomotive reactive power …
L Abrahamsson, R Skogberg, S Östlund, M Lagos, L Söder
ASME/IEEE Joint Rail Conference 56451, V001T09A006, 2015
92015
HVDC feeder solution for electric railways
L Abrahamsson, T Kjellqvist, S Östlund
IET Power Electronics, 2012
92012
Basic modeling for electric traction systems under uncertainty
L Abrahamsson, L Soder
Proceedings of the 41st International Universities Power Engineering …, 2006
92006
Welding of wood in the presence of wollastonite
M Vaziri, L Abrahamsson, O Hagman, D Sandberg
BioResources 15 (1), 1617-1628, 2020
82020
Optimizing the power flows in a railway power supply system fed by rotary converters
L Abrahamsson, S Östlund
Joint Rail Conference, IEEE/ASME, 2015
82015
OPF for an HVDC feeder solution for railway power supply systems
J Laury, L Abrahamsson
WIT Transactions on the Built Environment 135, 803-812, 2014
82014
An electromechanical moving load fixed node position and fixed node number railway power supply systems optimization model
L Abrahamsson, S Östlund, T Schütte, L Söder
Transportation Research Part C: Emerging Technologies 30, 23-40, 2013
82013
Transient stability of rotary frequency converter fed low frequency railway grids: The impact of different grid impedances and different converter station configurations
J Laury, L Abrahamsson, M Bollen
ASME/IEEE Joint Rail Conference 50978, V001T09A006, 2018
72018
Wettability of welded wood-joints investigated by the Wilhelmy method: part 2. Effect of wollastonite additive
M Vaziri, O Karlsson, L Abrahamsson, MS Moghaddam, D Sandberg
Holzforschung 75 (1), 79-86, 2021
62021
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