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Hjörtur Jóhannsson
Hjörtur Jóhannsson
Senior Scientific Consultant
Verified email at elektro.dtu.dk
Title
Cited by
Cited by
Year
SOSPO-SP: Secure operation of sustainable power systems simulation platform for real-time system state evaluation and control
H Morais, P Vancraeyveld, AHB Pedersen, M Lind, H Jóhannsson, ...
IEEE Transactions on Industrial Informatics 10 (4), 2318-2329, 2014
552014
Impact of model detail of synchronous machines on real-time transient stability assessment
T Weckesser, H Jóhannsson, J Østergaard
2013 IREP Symposium Bulk Power System Dynamics and Control-IX Optimization …, 2013
532013
Wide-area assessment of aperiodic small signal rotor angle stability in real-time
H Jóhannsson, AH Nielsen, J Østergaard
IEEE Transactions on Power Systems 28 (4), 4545-4557, 2013
432013
Development of early warning methods for electric power systems
H Jóhannsson
Technical University of Denmark, Department of Electrical Engineering, 2011
322011
Real-time thevenin impedance computation
S Sommer, H Jóhannsson
2013 IEEE PES Innovative Smart Grid Technologies Conference (ISGT), 1-6, 2013
312013
Identification of critical transmission limits in injection impedance plane
H Jóhannsson, J Østergaard, AH Nielsen
International Journal of Electrical Power & Energy Systems 43 (1), 433-443, 2012
312012
Coordination of system needs and provision of services
H Hansen, LH Hansen, H Jóhannsson, HH Holm-Hansen, HW Bindner, ...
IET Digital Library, 2013
282013
Investigation of the adaptability of transient stability assessment methods to real-time operation
T Weckesser, H Jóhannsson, S Sommer, J Østergaard
2012 3rd IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe), 1-9, 2012
262012
Real-time remedial action against aperiodic small signal rotor angle instability
T Weckesser, H Jóhannsson, J Østergaard
IEEE Transactions on Power Systems 31 (1), 387-396, 2015
252015
Fault tolerant emergency control to preserve power system stability
AS Pedersen, JH Richter, M Tabatabaeipour, H Jóhannsson, M Blanke
Control Engineering Practice 53, 151-159, 2016
222016
Early Prevention Method for Power System Instability
E Dmitrova, M Wittrock, H Johannsson, AH Nielsen
IEEE Transactions on Power Systems, 2014
222014
Real-time stability assessment based on synchrophasors
H Jóhannsson, R Garcia-Valle, JTG Weckesser, AH Nielsen, J Østergaard
PowerTech, 2011 IEEE Trondheim, 1-8, 2011
202011
Suitability of voltage stability study methods for real-time assessment
A Perez, H Jóhannsson, P Vancraeyveld, J Østergaard
IEEE PES ISGT Europe 2013, 1-5, 2013
182013
Influence of current limitation on voltage stability with voltage sourced converter HVDC
L Zeni, H Jóhannsson, AD Hansen, PE Sørensen, B Hesselbæk, PC Kjær
IEEE PES ISGT Europe 2013, 1-5, 2013
172013
Quantum computing for power flow algorithms: Testing on real quantum computers
B Sævarsson, S Chatzivasileiadis, H Jóhannsson, J Østergaard
arXiv preprint arXiv:2204.14028, 2022
152022
Technical resource potential of non-disruptive residential demand response in Denmark
JL Mathieu, TB Rasmussen, M Sørensen, H Jóhannsson, G Andersson
2014 IEEE PES General Meeting| Conference & Exposition, 1-5, 2014
152014
Uncertainty in real-time voltage stability assessment methods based on Thévenin equivalent due to PMU's accuracy
A Perez, J Møller, H Jóhannsson, J Østergaard
IEEE PES Innovative Smart Grid Technologies, Europe, 1-6, 2014
142014
Assessment of the impact that individual voltage source has on a generator's stability
E Dmitrova, H Jóhannsson, AH Nielsen
2012 10th International Power & Energy Conference (IPEC), 184-189, 2012
142012
An improved on-line contingency screening for power system transient stability assessment
T Weckesser, H Jóhannsson, M Glavic, J Østergaard
Electric Power Components and Systems 45 (8), 852-863, 2017
132017
Super-positioning of voltage sources for fast assessment of wide-area Thévenin equivalents
JG Møller, H Jóhannsson, J Østergaard
IEEE Transactions on Smart Grid 8 (3), 1488-1493, 2016
122016
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