Hjörtur Johannsson

Publication Activity (10 Years)

Years Active: 2012-2018
Publications (10 Years): 3

Top Topics

Operating Point

Simulation Platform

Top Venues

IEEE Trans. Ind. Informatics

Publications

Bahtiyar Can Karatas, Hjörtur Johannsson, Arne Hejde Nielsen
Improved Voltage Stability Boundary Monitoring by Accounting for Variations in Thevenin Voltage Magnitude. ISGT Europe (2018)
Jakob Glarbo Møller, Hjörtur Johannsson, Jacob Østergaard
Super-Positioning of Voltage Sources for Fast Assessment of Wide-Area Thévenin Equivalents. IEEE Trans. Smart Grid 8 (3) (2017)
Andreas S. Pedersen, Mogens Blanke, Hjörtur Johannsson
Convex relaxation of power dispatch for voltage stability improvement. CCA (2015)
Hugo Morais, Pieter Vancraeyveld, Allan Henning Birger Pedersen, Morten Lind, Hjörtur Johannsson, Jacob Østergaard
SOSPO-SP: Secure Operation of Sustainable Power Systems Simulation Platform for Real-Time System State Evaluation and Control. IEEE Trans. Ind. Informatics 10 (4) (2014)
Tilman Weckesser, Hjörtur Johannsson, Jacob Østergaard, Thierry Van Cutsem
Sensitivity based assessment of transient voltage sags caused by rotor swings. PSCC (2014)
Lorenzo Zeni, Hjörtur Johannsson, Anca Daniela Hansen, Poul Ejnar Sørensen, Bo Hesselbaek, Philip C. Kjaer
Influence of current limitation on voltage stability with Voltage Sourced Converter HVDC. ISGT Europe (2013)
Angel Perez, Hjörtur Johannsson, Pieter Vancraeyveld, Jacob Østergaard
Suitability of voltage stability study methods for real-time assessment. ISGT Europe (2013)
Hjörtur Johannsson, Markus Wache
System security assessment in real-time using synchrophasor measurements. ISGT Europe (2013)
Evgenia Dmitrova, Hjörtur Johannsson, Arne Hejde Nielsen
Fast assessment of the effect of preventive wide area emergency control. ISGT Europe (2013)
Martin Lindholm Wittrock, Hjörtur Johannsson, Rodrigo Garcia-Valle
An implementation and test platform for wide area stability assessment methods. ISGT Europe (2013)
Stefan Sommer, Hjörtur Johannsson
Real-time thevenin impedance computation. ISGT (2013)
Tilman Weckesser, Hjörtur Johannsson, Stefan Sommer, Jacob Østergaard
Investigation of the adaptability of transient stability assessment methods to real-time operation. ISGT Europe (2012)
Evgenia Dmitrova, Hjörtur Johannsson, Arne Hejde Nielsen
Assessment of the impact that individual voltage source has on a generator's stability. A-SSCC (2012)