Coordinated control of wind energy conversion systems for mitigating subsynchronous interaction in DFIG-based wind farms U Karaagac, SO Faried, J Mahseredjian, AA Edris IEEE Transactions on Smart Grid 5 (5), 2440-2449, 2014 | 113 | 2014 |
Multiphase load-flow solution for large-scale distribution systems using MANA I Kocar, J Mahseredjian, U Karaagac, G Soykan, O Saad IEEE Transactions on Power Delivery 29 (2), 908-915, 2013 | 107 | 2013 |
Impact of inverter-based resources on negative sequence quantities-based protection elements A Haddadi, M Zhao, I Kocar, U Karaagac, KW Chan, E Farantatos IEEE Transactions on Power Delivery 36 (1), 289-298, 2020 | 93 | 2020 |
An LQR controller for damping of subsynchronous interaction in DFIG-based wind farms M Ghafouri, U Karaagac, H Karimi, S Jensen, J Mahseredjian, SO Faried IEEE Transactions on Power Systems 32 (6), 4934-4942, 2017 | 91 | 2017 |
Offshore wind farm modeling accuracy and efficiency in MMC-based multiterminal HVDC connection U Karaagac, J Mahseredjian, L Cai, H Saad IEEE Transactions on Power Delivery 32 (2), 617-627, 2016 | 84 | 2016 |
Short-circuit model for type-IV wind turbine generators with decoupled sequence control T Kauffmann, U Karaagac, I Kocar, S Jensen, E Farantatos, A Haddadi, ... IEEE Transactions on Power Delivery 34 (5), 1998-2007, 2019 | 77 | 2019 |
A generic EMT-type model for wind parks with permanent magnet synchronous generator full size converter wind turbines U Karaagac, J Mahseredjian, R Gagnon, H Gras, H Saad, L Cai, I Kocar, ... IEEE Power and Energy Technology Systems Journal 6 (3), 131-141, 2019 | 64 | 2019 |
Impact of inverter based resources on system protection A Haddadi, E Farantatos, I Kocar, U Karaagac Energies 14 (4), 1050, 2021 | 63 | 2021 |
An accurate type III wind turbine generator short circuit model for protection applications T Kauffmann, U Karaagac, I Kocar, S Jensen, J Mahseredjian, ... IEEE Transactions on Power Delivery 32 (6), 2370-2379, 2016 | 59 | 2016 |
Impact of wind generation on power swing protection A Haddadi, I Kocar, U Karaagac, H Gras, E Farantatos IEEE Transactions on Power Delivery 34 (3), 1118-1128, 2019 | 56 | 2019 |
Safe operation of DFIG-based wind parks in series-compensated systems U Karaagac, J Mahseredjian, S Jensen, R Gagnon, M Fecteau, I Kocar IEEE Transactions on Power Delivery 33 (2), 709-718, 2017 | 56 | 2017 |
The effects of hydro power plants’ governor settings on the stability of Turkish power system frequency ME Cebeci, U Karaağaç, OB Tör, A Ertaş ELECO Conf, 1-2, 2007 | 51 | 2007 |
Simulation of startup sequence of an offshore wind farm with MMC-HVDC grid connection L Cai, U Karaagac, J Mahseredjian IEEE Transactions on Power Delivery 32 (2), 638-646, 2016 | 45 | 2016 |
SSCI damping controller design for series-compensated DFIG-based wind parks considering implementation challenges M Ghafouri, U Karaagac, J Mahseredjian, H Karimi IEEE Transactions on Power Systems 34 (4), 2644-2653, 2019 | 40 | 2019 |
An efficient synchronous machine model for electromagnetic transients U Karaagac, J Mahseredjian, O Saad IEEE transactions on power delivery 26 (4), 2456-2465, 2011 | 37 | 2011 |
Synchronous machine modeling precision and efficiency in electromagnetic transients U Karaagac, J Mahseredjian, O Saad, S Dennetière IEEE transactions on power delivery 26 (2), 1072-1082, 2010 | 36 | 2010 |
Negative sequence quantities-based protection under inverter-based resources Challenges and impact of the German grid code A Haddadi, I Kocar, J Mahseredjian, U Karaagac, E Farantatos Electric Power Systems Research 188, 106573, 2020 | 32 | 2020 |
Phasor domain modeling of type III wind turbine generator for protection studies T Kauffmann, U Karaagac, I Kocar, H Gras, J Mahseredjian, B Cetindag, ... 2015 IEEE Power & Energy Society General Meeting, 1-5, 2015 | 32 | 2015 |
Coordinated control of DFIG converters to comply with reactive current requirements in emerging grid codes Y Chang, I Kocar, J Hu, U Karaagac, KW Chan, J Mahseredjian Journal of Modern Power Systems and Clean Energy 10 (2), 502-514, 2021 | 31 | 2021 |
Standstill frequency response test and validation of a large hydrogenerator A Belqorchi, U Karaagac, J Mahseredjian, I Kamwa IEEE Transactions on Power Systems 34 (3), 2261-2269, 2018 | 31 | 2018 |