Address from the General ChairmanZakis, Janis7th International Conference-workshop Compatibility and Power Electronics : CPE 2011 : Tallinn, Estonia, June 3, 2011 : student forum2011 / p. 3 Analysis of buck mode realization possibilities in quasi-Z-source DC-DC converters with voltage doubler rectifierZakis, Janis; Rankis, Ivars; Liivik, Liisa; Chub, Andrii2015 IEEE 5th International Conference on Power Engineering, Energy and Electrical Drives (POWERENG) : proceedings : May 11-13, 2015, Riga, Latvia2015 / p. 570-575 : ill http://dx.doi.org/10.1109/PowerEng.2015.7266379 Analysis of operating modes of the novel isolated interface converter for PMSG based wind turbinesBisenieks, Lauris; Vinnikov, Dmitri; Zakis, JanisPOWERENG2011 : proceedings of the 2011 International Conference on Power Engineering, Energy and Electrical Drives : Torremolinos (Málaga), Spain, May 11-13, 20112011 / [8] p.: ill https://ieeexplore.ieee.org/document/6036538 Analysis of operating modes of the step-up DC/DC converter with a commutating LC-filterZakis, Janis; Rankis, Ivars; Vinnikov, DmitriТехнiчна електродинамiка2011 / p. 87-92 : ill https://ortus.rtu.lv/science/en/publications/11242 Analysis of state-of-the-art converter topologies for interfacing of hydrogen buffer with renewable energy systemsAndrijanovitš, Anna; Steiks, Ingars; Zakis, Janis; Vinnikov, DmitriScientific journal of Riga Technical University. Serija 4, Power and electrical engineering2011 / p. 87-94 : ill https://ui.adsabs.harvard.edu/abs/2011SJRUP..29...87A/abstract Analysis of switching conditions of IGBTs in modified sine wave qZSIs operated with different shoot-through control methodsVinnikov, Dmitri; Roasto, Indrek; Zakis, Janis; Ott, Silver; Jalakas, TanelElektronika ir elektrotechnika = Electronics and electrical engineering2011 / p. 45-50 : ill https://www.researchgate.net/publication/269779178_Analysis_of_Switching_Conditions_of_IGBTs_in_Modified_Sine_Wave_qZSIs_Operated_with_Different_Shoot-Through_Control_Methods Asymmetrical PWM control of galvanically isolated impedance-source series resonant DC-DC convertersVinnikov, Dmitri; Zakis, Janis; Chub, Andrii; Liivik, Elizaveta2016 10th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG) : proceedings : Opera Nova's Congress Center, Bydgoszcz, Poland, 29. June - 01. July, 20162016 / p. 341-346 : ill https://doi.org/10.1109/CPE.2016.7544211 Bidirectional operation of the single-phase neutral-point-clamped quasi-Z-source inverterHusev, Oleksandr; Zakis, Janis; Vinnikov, Dmitri; Savenko, O.BEC 2014 : 2014 14th Biennial Baltic Electronics Conference : proceedings of the 14th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 6-8, 2014, Tallinn, Estonia2014 / p. 221-224 : ill Closed-loop control system design for wireless charging of low-voltage EV batteries with time-delay constraintsShevchenko, Viktor; Pakhaliuk, Bohdan; Zakis, Janis; Veligorskyi, Oleksandr; Luszcz, Jaroslaw; Husev, Oleksandr; Lytvyn, Oksana; Matiushkin, OleksandrEnergies2021 / art. 3934, 21 p. : ill https://doi.org/10.3390/en14133934 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Comparative analysis of boost and quasi-Z-source converters as maximum power point trackers for PV panel integrated convertersZakis, Janis; Rankis, Ivars; Ribickis, LeonidsProceedings : 2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE) : Grand Cevahir Hotel and Convention Center, Istambul, Turkey, 01-04 June, 20142014 / p. 1991-1995 : ill Comparative analysis of high power density bidirectional DC-DC converters for portable energy storage applicationsTytelmaier, Kostiantyn; Zakis, Janis; Husev, Oleksandr; Vinnikov, DmitriElektronika ir elektrotechnika = Electronics and electrical engineering2018 / p. 33–41 : ill https://doi.org/10.5755/j01.eie.24.6.22287 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Comparative analysis of qZS-based bidirectional DC-DC converter for storage energy applicationMatiushkin, Oleksandr; Husev, Oleksandr; Tytelmaier, Kostiantyn; Kroics, Kaspars; Veligorskyi, Oleksandr; Zakis, JanisTechnological Innovation for Smart Systems : 8th IFIP WG 5.5/SOCOLNET Advanced Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2017, Costa de Caparica, Portugal, May 3–5, 2017 : proceedings2017 / p. 409-418 http://dx.doi.org/10.1007/978-3-319-56077-9_40 Comparison of performance of phase-shift and asymmetrical pulse width modulation techniques for the novel galvanically isolated buck-boost dc-dc converter for photovoltaic applicationsVinnikov, Dmitri; Chub, Andrii; Kosenko, Roman; Zakis, Janis; Liivik, ElizavetaIEEE journal of emerging and selected topics in power electronics2017 / p. 624-637 : ill https://doi.org/10.1109/JESTPE.2016.2631628 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Comparison of three-phase three-level voltage source inverter with intermediate dc-dc boost converter and quasi-Z-sourceinverterPanfilov, Dmitry; Husev, Oleksandr; Blaabjerg, Frede; Zakis, Janis; Khandakji, KamalIET Power Electronics2016 / p. 1238 - 1248 https://doi.org/10.1049/iet-pel.2015.0539 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Converter state-space model estimation using dynamic mode decompositionSuskis, Pavels; Zakis, Janis; Suzdalenko, Alexander; Khang, Huynh Van; Rassõlkin, Anton; Vaimann, Toomas; Pomarnacki, Raimondas2022 IEEE 7th International Energy Conference (ENERGYCON)2022 / 5 l https://doi.org/10.1109/ENERGYCON53164.2022.9830201 Current sensorless control algorithm for single-phase three-level NPC inverterSuzdalenko, Alexander; Zakis, Janis; Steiks, IngarsScientific Journal of Riga Technical University. Electrical, control and communication engineering2014 / p. 28-33 : ill Design and implementation issues of integrated magnetics for quasi-Z-source invertersZakis, Janis; Vinnikov, DmitriISEF 2011 - XV International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering : Funchal, Madeira, September 1-3, 20112011 / [8] p.: ill Design and implementation of flyback MPPT converter for PV-applicationsSuskis, Pavels; Zakis, Janis; Galkin, IljaPQ2014 : the 9th International 2014 Electric Power Quality and Supply Reliability Conference (PQ) : June 11-13, 2014, Rakvere, Estonia : proceedings2014 / p. 291-296 : ill Design guidelines of new step-up DC/DC converter for fuel cell powered distributed generation systemsZakis, Janis; Vinnikov, Dmitri; Roasto, Indrek; Strzelecki, Ryszard8th International Symposium "Topical Problems in the Field of Electrical and Power Engineering" : Doctoral School of Energy and Geotechnology. II : [Pärnu, January 11-16, 2010 : proceedings]2010 / p. 33-41 : ill Development of single-loop current sensorless control for bidirectional three-phase PWM rectifierSuzdalenko, Alexander; Zakis, Janis; Husev, Oleksandr2015 56th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON)2015 / p. 211-214 : ill Digital Twin as a virtual sensor for wind turbine applicationsMohamed, Mahmoud Ibrahim Hassanin; Rassõlkin, Anton; Vaimann, Toomas; Kallaste, Ants; Zakis, Janis; Hyunh, Van Khang; Pomarnacki, RaimondasEnergies2023 / art. 6246 https://doi.org/10.3390/en16176246 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Doctoral School of Energy and Geotechnology II : closing conference of the project : Pärnu, Estonia, January 12-17, 20152015 https://www.ester.ee/record=b4448632*est Dynamic behaviour of qZS-based bi-directional DC/DC converter in supercapacitor charging mode [Electronic resource]Zakis, Janis; Vinnikov, Dmitri; Husev, Oleksandr; Rankis, IvarsSPEEDAM 2012 : Sorrento (Italy) - June 20-22, 2012 : 21st edition of the International Symposium on Power Electronics, Electrical drives, Automation and Motion2012 / p. 764-768 : ill [CD-ROM] Effect of double-slope modulation signals on conducted emissions and efficiency of strongly coupled magnetic resonance WPT systemsStepins, Deniss; Zakis, Janis; Audze, Janis; Husev, Oleksandr; Shevchenko, Viktor; Pakhaliuk, Bohdan2019 IEEE 60th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON)2019 / 4 p https://doi.org/10.1109/RTUCON48111.2019.8982351 Effect of hybrid modulation on performance of wireless battery charger operating in CC/CV modeStepins, Deniss; Kathari, N.; Zakis, Janis; Husev, Oleksandr; Pakhaliuk, Bohdan; Shevchenko, ViktorIECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society2021 / 6 p https://doi.org/10.1109/IECON48115.2021.9589544 11th International Symposium "Topical Problems in the Field of Electrical and Power Engineering." Doctoral School of Energy and Geotechnology II : Pärnu, Estonia, January 16-21, 20122012 http://www.ester.ee/record=b2741953*est Evaluation of control solution for grid inverter of low power wind turbine for implementation with inexpensive hardwareGalkin, Ilja; Zakis, JanisPQ2014 : the 9th International 2014 Electric Power Quality and Supply Reliability Conference (PQ) : June 11-13, 2014, Rakvere, Estonia : proceedings2014 / p. 297-302 : ill Experimental study of high step-up quasi-Z-source DC-DC converter with synchronous rectificationLiivik, Liisa; Chub, Andrii; Vinnikov, Dmitri; Zakis, Janis2015 9th International Conference on Compatibility and Power Electronics (CPE) : proceedings : Faculty of Science and Technology (FCT), Caparica, Lisbon, Portugal, 24-26 June, 20152015 / p. 409-414 : ill http://dx.doi.org/10.1109/CPE.2015.7231110 Experimental study of shoot-through control methods for qZSI-based DC/DC converters [Electronic resource]Roasto, Indrek; Vinnikov, Dmitri; Jalakas, Tanel; Zakis, Janis; Ott, SilverSPEEDAM 2010 : International Symposium on Power Electronics, Electrical Drives, Automation and Motion : Pisa, Italy, 14th-16th June, 2010 : proceedings2010 / p. 29-34 : [CD-ROM] Experimental verification of light electric vehicle charger multiport topologyJalakas, Tanel; Zakis, Janis2015 9th International Conference on Compatibility and Power Electronics (CPE) : proceedings : Faculty of Science and Technology (FCT), Caparica, Lisbon, Portugal, 24-26 June, 20152015 / p. 415-418 : ill http://dx.doi.org/10.1109/CPE.2015.7231111 Experimental verification of novel bi-directional qZSI based DC/DC converter for short term energy storage systems [Electronic resource]Zakis, Janis; Vinnikov, Dmitri; Roasto, Indrek; Ribickis, LeonidsInternational Conference on Renewable Energies and Power Quality (ICREPQ’11) : Las Palmas de Gran Canaria (Spain), 13th to 15th April 20112011 / [5] p. : ill. [CD-ROM] https://www.icrepq.com/icrepq%2711/550-zakis.pdf Exploring the limits of early predictive maintenance in wind turbines applying an anomaly detection techniqueJankauskas, Mindaugas; Serackis, Artūras; Šapurov, Martynas; Pomarnacki, Raimondas; Baskys, Algirdas; Hyunh, Van Khang; Vaimann, Toomas; Zakis, JanisSensors2023 / art. 5695 https://doi.org/10.3390/s23125695 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Fault-tolerant control of a grid-connected bipolar DC microgrid with high penetration of intermittent renewable energySenanayaka, Jagath; Khang, Huynh Van; Rassõlkin, Anton; Vaimann, Toomas; Zakis, Janis; Pomarnacki, RaimondasIECON 2022 - 48th Annual Conference of the IEEE Industrial Electronics Society2022 / p. 1-6 https://doi.org/10.1109/IECON49645.2022.9968572 Conference proceedings at Scopus Article at Scopus Feasibility study of flexible systems for reactive power compensationZakis, Janis; Vinnikov, Dmitri; Laugis, Juhan; Rankis, IvarsТехнiчна електродинамiка2010 / 2, p. 16-21 : ill https://ortus.rtu.lv/science/en/publications/11210 Feasibility study of inductor coupling in three-level neutral-point-clamped quasi-Z-source DC/AC converterZakis, Janis; Husev, Oleksandr; Strzelecki, RyszardPQ2014 : the 9th International 2014 Electric Power Quality and Supply Reliability Conference (PQ) : June 11-13, 2014, Rakvere, Estonia : proceedings2014 / p. 273-276 : ill 14th International Symposium "Topical Problems in the Field of Electrical and Power Engineering. Doctoral School of Energy and Geotechnology. II" : Pärnu, Estonia, January 13-18, 20142014 http://www.ester.ee/record=b3050698*est Full soft-switching bidirectional isolated current-fed dual inductor push-pull DC-DC converter for battery energy storage applications [Online resource]Kosenko, Roman; Zakis, Janis; Blinov, Andrei; Chub, Andrii; Veligorskyi, Oleksandr2016 57th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON) : October 13, 14, 2016 : conference proceedings2016 / [8] p. : ill https://doi.org/10.1109/RTUCON.2016.7763138 Impact of component losses on the efficiency of a new quasi-Z-source based dual active bridgeBeldjajev, Viktor; Roasto, Indrek; Zakis, JanisTechnological innovation for the Internet of things : 4th IFIP WG 5.5/SOCOLNET Doctoral Conference on Computing, Electrical and Industrial Systems : DoCEIS 2013 : Costa de Caparica, Portugal, April 15-17, 2013 : proceedings2013 / p. 485-492 : ill Impact of component losses on the efficiency of the LC-filter based dual active bridge for the isolation stage of power electronic transformer [Electronic resource]Beldjajev, Viktor; Lehtla, Tõnu; Zakis, JanisCPE 2013 : 2013 International Conference on Compatibility and Power Electronics (CPE) : June 5-7, 2013, Ljubljana, Slovenia : conference proceedings2013 / p. 132-137 : ill [CD-ROM] Implementation of a web-based remote control system for qZS DAB application using low-cost ARM platformKorzeniewski, Marek; Kulikowski, Krzysztof; Zakis, Janis; Jasiński, Marek Tomasz; Malinowski, AleksanderBulletin of the Polish Academy of Sciences: Technical Sciences2016 / p. 887-896 https://doi.org/10.1515/bpasts-2016-0097 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Implementation possibilities of SMD capacitors for high power applicationsZakis, Janis; Vinnikov, DmitriScientific Journal of Riga Technical University. Electrical, control and communication engineering2012 / p. 18-23 : ill https://intapi.sciendo.com/pdf/10.2478/v10314-012-0003-2 Implementation possibilities of SMD capacitors for high power applicationsZakis, Janis; Vinnikov, DmitriRiga Technical University 53rd International Scientific Conference dedicated to the 150th anniversary and The 1st Congress of World Engineers and Riga Polytechnical Institute : RTU Alumni, Paper 31 of Subsection of Power Electronic Converters and Applications2012 / 6 p. : ill https://intapi.sciendo.com/pdf/10.2478/v10314-012-0003-2 Implementation possibilities of SMD capacitors for high power applicationsZakis, Janis; Vinnikov, DmitriRiga Technical University 53rd International Scientific Conference dedicated to the 150th anniversary and the 1st Congress of World Engineers and Riga Polytechnical Institute/RTU Alumni : 11-12 October 2012, Riga, Latvija : [abstracts]2012 / p. 128 : ill https://intapi.sciendo.com/pdf/10.2478/v10314-012-0003-2 Improved switched-inductor quasi-switched-boost inverter with low input current rippleChub, Andrii; Liivik, Liisa; Zakis, Janis; Vinnikov, Dmitri2015 56th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON)2015 / p. 221-226 : ill Investigation of radiated emissions of a galvanically isolated qZS DC-DC converterJalakas, Tanel; Jarkovoi, Marek; Roasto, Indrek; Zakis, Janis; Garganeev, Alexander2015 IEEE 5th International Conference on Power Engineering, Energy and Electrical Drives (POWERENG) : proceedings : May 11-13, 2015, Riga, Latvia2015 / p. 176-181 : ill http://dx.doi.org/10.1109/PowerEng.2015.7266314 Investigation of supercapacitor bidirectional power flow systemRankis, Ivars; Zakis, JanisScientific journal of Riga Technical University. Serija 4, Power and electrical engineering = Rīgas Tehniskās universitātes zinātniskie raksti. Serija 4. Energētika un elektrotehnika2012 / p. 35-40 : ill Isolated DC/DC converter based voltage measuring system for series connected supercapacitor cellsSirmelis, Ugis; Grigans, Linards; Kroics, Kaspars; Zakis, Janis2015 9th International Conference on Compatibility and Power Electronics (CPE) : proceedings : Faculty of Science and Technology (FCT), Caparica, Lisbon, Portugal, 24-26 June, 20152015 / p. 443-446 : ill http://dx.doi.org/10.1109/CPE.2015.7231116 Isolation stage for power electronic transformer : dual active bridge vs bi-directional current doubler rectifier [Electronic resource]Beldjajev, Viktor; Roasto, Indrek; Zakis, JanisSPEEDAM 2012 : Sorrento (Italy) - June 20-22, 2012 : 21st edition of the International Symposium on Power Electronics, Electrical drives, Automation and Motion2012 / p. 849-854 : ill [CD-ROM] LCCT-derived three-level three-phase invertersShults, Tatiana; Husev, Oleksandr; Blaabjerg, Frede; Zakis, Janis; Khandakji, KamalIET power electronics2017 / p. 996-1002 https://doi.org/10.1049/iet-pel.2016.0023 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Loss reduction method for the isolated qZS-based DC/DC converterZakis, Janis; Rankis, Ivars; Liivik, LiisaScientific Journal of Riga Technical University. Electrical, control and communication engineering2013 / p. 13-18 : ill Mathematical models of cascaded quasi-impedance source converterVinnikov, Dmitri; Roasto, Indrek; Zakis, JanisТехнiчна електродинамiка2010 / 1, p. 59-64 : ill https://ortus.rtu.lv/science/lv/publications/11212 Modified inductive multi-coil wireless power transfer approach based on Z-source networkPakhaliuk, Bohdan; Husev, Oleksandr; Shevchenko, Viktor; Zakis, Janis; Khomenko, Maksym; Strzelecki, RyszardIEEE journal of emerging and selected topics in power electronics2021 / p. 4906-4917: ill https://doi.org/10.1109/JESTPE.2020.3041565 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Multiphase interleaved DC-DC converter with directly and inversely coupled inductors [Online resource]Kroics, Kaspars; Zakis, Janis; Sirmelis, Ugis2016 57th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON) : October 13, 14, 2016 : conference proceedings2016 / [6] p. : ill https://doi.org/10.1109/RTUCON.2016.7763102 Multivariable optimal control of wireless power transfer systems with series-parallel compensationPakhaliuk, Bohdan; Husev, Oleksandr; Shevchenko, Viktor; Zakis, Janis; Stepins, Deniss2019 IEEE 60th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON)2019 / 5 p https://doi.org/10.1109/RTUCON48111.2019.8982314 New active clamp circuit for current-fed galvanically isolated DC/DC converters [Electronic resource]Zakis, Janis; Vinnikov, Dmitri; Kolosov, Valery; Vasechko, EvgenCPE 2013 : 2013 International Conference on Compatibility and Power Electronics (CPE) : June 5-7, 2013, Ljubljana, Slovenia : conference proceedings2013 / p. 353-358 : ill [CD-ROM] New bi-directional DC/DC converter for supercapacitor interfacing in high-power applicationsVinnikov, Dmitri; Roasto, Indrek; Zakis, JanisEPE-PEMC 2010 : 14th International Power Electronics and Motion Control Conference : 6-8 September 2010, Ohrid, Republic of Macedonia2010 / p. T11-38 - T11-43 : ill https://www.researchgate.net/publication/224184374_New_bi-directional_DCDC_converter_for_supercapacitor_interfacing_in_high-power_applications New high-gain step-up DC/DC converter with high-frequency isolationVinnikov, Dmitri; Zakis, Janis; Husev, Oleksandr; Strzelecki, Ryszard2012 Twenty-Seventh Annual IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando (FL), USA, 5-9 Feb. 20122012 / p. 1204-1209 : ill https://ieeexplore.ieee.org/document/6165972 New shoot-through control methods for qZSI-based DC/DC convertersRoasto, Indrek; Vinnikov, Dmitri; Zakis, Janis; Husev, OleksandrIEEE transactions on industrial informatics2013 / p. 640-647 : ill New step-up DC/DC converter for fuel cell powered distributed generation systems: some design guidelinesVinnikov, Dmitri; Strzelecki, Ryszard; Zakis, Janis; Roasto, IndrekPrzeglad elektrotechniczny2010 / 8, p. 245-252 Operation possibility of grid connected quasi-Z-source inverter with energy storage and renewable energy generation in wide power rangeKroics, Kaspars; Zakis, Janis; Suzdalenko, Alexander; Husev, Oleksandr; Tytelmaier, Kostiantyn; Khandakji, Kamal2017 IEEE First Ukraine Conference on Electrical and Computer Engineering (UKRCON) : May 29 - June 2, 2017, Kyiv, Ukraine : conference proceedings2017 / p. 564-569 : ill https://doi.org/10.1109/UKRCON.2017.8100303 Optimal supercapacitor energy storage system sizing for traction substationsSirmelis, Ugis; Zakis, Janis; Grigans, Linards2015 IEEE 5th International Conference on Power Engineering, Energy and Electrical Drives (POWERENG) : proceedings : May 11-13, 2015, Riga, Latvia2015 / p. 592-595 : ill http://dx.doi.org/10.1109/PowerEng.2015.7266383 An Overview of bidirectional AC-DC grid connected converter topologies for low voltage battery integrationKroics, Kaspars; Husev, Oleksandr; Tytelmaier, Kostiantyn; Zakis, Janis; Veligorskyi, OleksandrInternational Journal of Power Electronics and Drive System (IJPEDS)2018 / p. 1223-1239 : ill https://doi.org/10.11591/ijpeds.v9.i3.pp1223-1239 An overview of fuzzy logic approaches for fault diagnosis in energy conversion devicesDemidova, Galina; Rassõlkin, Anton; Vaimann, Toomas; Kallaste, Ants; Zakis, Janis; Suzdalenko, Alexander2021 28th International Workshop on Electric Drives : Improving Reliability of Electric Drives (IWED)2021 / 7 p https://doi.org/10.1109/IWED52055.2021.9376389 Overview of impedance source networks for voltage source invertersShults, Tatiana; Husev, Oleksandr; Zakis, Janis2015 16th International Conference of Young Specialists on Micro/Nanotechnologies and Electron Devices (EDM 2015) : Erlagol (Altai Republic), Russia, 29 June-3 July 20152015 / p. 514-520 : ill Passive power decoupling approach for three-level single-phase impedance source inverter based on resonant and PID controllersMakovenko, Elena; Husev, Oleksandr; Zakis, Janis; Roncero-Clemente, Carlos; Romero-Cadaval, Enrique; Vinnikov, Dmitri2017 11th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG 2017) : Cadiz, Spain, 4-6 April 20172017 / p. 516-521 : ill https://doi.org/10.1109/CPE.2017.7915225 Performance comparison of boost and quasi-Z-source convertersAndrijanovitš, Anna; Rankis, Ivars; Zakis, JanisТехнiчна електродинамiка : тематичний випуск : силова електрониiка та енергоефективнiсть2012 / p. 30-35 : ill https://ortus.rtu.lv/science/en/publications/16524 Practical design guidelines of qZSI based step-up DC/DC converterZakis, Janis; Vinnikov, Dmitri; Roasto, Indrek; Jalakas, TanelScientific journal of Riga Technical University. Serija 4, Power and electrical engineering2010 / p. 107-114 : ill https://www.researchgate.net/publication/258448386_Practical_Design_Guidelines_of_qZSI_Based_Step-Up_DCDC_Converter PWM for single phase 3L Z/qZ-Source inverter with balanced power lossesRoncero-Clemente, Carlos; Husev, Oleksandr; Jalakas, Tanel; Romero-Cadaval, Enrique; Zakis, Janis; Minambres-Marcos, VictorElektronika ir elektrotechnika = Electronics and electrical engineering2014 / p. 71-76 : ill qZS inverter as synchronverter in small-scale micro-gridZakis, Janis; Makovenko, Elena; Zeng, Hao; Husev, Oleksandr; Kütt, LauriElektronika ir elektrotechnika = Electronics and electrical engineering2018 / p. 58-62 : ill https://doi.org/10.5755/j01.eie.24.2.20636 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS qZS-based soft-switching DC/DC converter with a series resonant LC circuitVinnikov, Dmitri; Zakis, Janis; Liivik, Liisa; Rankis, IvarsЭнергосбережение, энергетика, энергоаудит = Energy saving, power engineering, energy audit2013 / p. 42-50 : ill QZS-based soft-switching DC/DC converter with a series resonant LC circuit [Electronic resource]Vinnikov, Dmitri; Zakis, Janis; Liivik, Liisa; Rankis, IvarsМеждународная Научно-Техническая Конференция "Силовая Электроника и Энергоэффективность" : 23-27.IX 2013, Алушта, Крым2013 / [3] p. : ill [CD-ROM] Quasi-Z-source half-bridge DC-DC converter for photovoltaic applicationsVinnikov, Dmitri; Chub, Andrii; Husev, Oleksandr; Zakis, Janis2015 IEEE International Conference on Industrial Technology (ICIT 2015) : Seville, Spain, 17-19 March 20152015 / p. 2935-2940 : ill Quasi-Z-source inverter based bi-directional DC/DC converter : analysis of experimental results [Electronic resource]Zakis, Janis; Vinnikov, Dmitri; Roasto, Indrek; Ribickis, LeonidsCPE 2011 : 7th International Conference-Workshop Compatibility and Power Electronics : June 1-3, 2011, Tallinn, Estonia : conference guide2011 / p. 394-399 [CD-ROM] https://www.researchgate.net/publication/224245116_Quasi-Z-source_inverter_based_bi-directional_DCDC_converter_Analysis_of_experimental_results Simulation study of high step-up quasi-Z-source DC-DC converter with synchronous rectificationLiivik, Liisa; Vinnikov, Dmitri; Zakis, Janis2014 55th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON) : proceedings2014 / p. 34-37 : ill Simulation study of the grid-connected single-phase impedance-sourced NPC inverter with different control methodsRoncero-Clemente, Carlos; Husev, Oleksandr; Romero-Cadaval, Enrique; Zakis, Janis; Vinnikov, Dmitri; Milanes-Montero, Maria Isabel2015 IEEE International Conference on Industrial Technology (ICIT 2015) : Seville, Spain, 17-19 March 20152015 / p. 2949-2954 : ill Simulation study of the three-level boost DC-DC converter with full ZVS for PV applicationVorobei, Vasiliy; Zakis, Janis; Husev, Oleksandr; Veligorskyi, Oleksandr; Savenko, OleksandrICPE 2015 - ECCE Asia : 9th International Conference on Power Electronics - ECCE Asia : "Green World with Power Electronics" : June 1-5, 2015, 63 Convention Center, Seoul, Korea2015 / p. 2038-2043 : ill http://dx.doi.org/10.1109/ICPE.2015.7168058 16th International Symposium "Topical Problems in the Field of Electrical and Power Engineering. Doctoral School of Energy and Geotechnology III" : Pärnu, Estonia, January 16-21, 20172017 http://www.ester.ee/record=b4650094*est Soft-switching capability analysis of a qZSI-based DC/DC converterZakis, Janis; Vinnikov, Dmitri; Roasto, IndrekBEC 2010 : 2010 12th Biennial Baltic Electronics Conference : proceedings of the 12th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 4-6, 2010, Tallinn, Estonia2010 / p. 301-304 : ill Some design considerations for coupled inductors for integrated buck-boost convertersZakis, Janis; Vinnikov, Dmitri; Bisenieks, LaurisPOWERENG2011 : proceedings of the 2011 International Conference on Power Engineering, Energy and Electrical Drives : Torremolinos (Málaga), Spain, May 11-13, 20112011 / [6] p. : ill https://ieeexplore.ieee.org/abstract/document/6036465 Steady state analysis of the commutating LC filter based dual active bridge for the isolation stage of power electronic transformer [Electronic resource]Beldjajev, Viktor; Rang, Toomas; Zakis, JanisCPE 2013 : 2013 International Conference on Compatibility and Power Electronics (CPE) : June 5-7, 2013, Ljubljana, Slovenia : conference proceedings2013 / p. 138-143 : ill [CD-ROM] Steady state analysis of the galvanically isolated DC/DC converter with a commutating LC filter [Electronic resource]Zakis, Janis; Vinnikov, Dmitri; Rankis, Ivars2012 IEEE International Conference on Industrial Technology : proceedings CD2012 / p. 838-843 : ill [CD-ROM] https://ieeexplore.ieee.org/document/6210041 Study of simple MPPT converter topologies for grid integration of photovoltaic systemsZakis, Janis; Vinnikov, DmitriScientific journal of Riga Technical University. Serija 4, Power and electrical engineering2011 / p. 67-72 : ill https://www.researchgate.net/publication/258547430_Study_of_Simple_MPPT_Converter_Topologies_for_Grid_Integration_of_Photovoltaic_Systems Survey of loss minimization methods in tram systems [Electronic resource]Hõimoja, Hardi; Vinnikov, Dmitri; Lehtla, Madis; Rosin, Argo; Zakis, JanisSPEEDAM 2010 : International Symposium on Power Electronics, Electrical Drives, Automation and Motion : Pisa, Italy, 14th-16th June, 2010 : proceedings2010 / p. 1356-1361 : [CD-ROM] https://ieeexplore.ieee.org/document/5544863 Switched-capacitor current-fed quasi-Z-source inverterChub, Andrii; Husev, Oleksandr; Zakis, Janis; Rabkowski, JacekBEC 2014 : 2014 14th Biennial Baltic Electronics Conference : proceedings of the 14th Biennial Baltic Electronics Conference : Tallinn University of Technology, October 6-8, 2014, Tallinn, Estonia2014 / p. 229-232 : ill Tehnikaülikoolil on tõmmetUmmelas, MartMente et Manu2009 / lk. 1, 4 : fot 7th International Conference-workshop Compatibility and Power Electronics : CPE 2011 : Tallinn, Estonia, June 3, 2011 : student forum2011 https://www.ester.ee/record=b2695380*est 13th International Symposium "Topical Problems in the Field of Electrical and Power Engineering." Doctoral School of Energy and Geotechnology II : in memoriam of professor Juhan Laugis : Pärnu, Estonia, January 14-19, 20132013 http://www.ester.ee/record=b2925939*est Verification of current sensorless control for single-phase NPC multilevel inverterSuzdalenko, Alexander; Zakis, Janis; Steiks, Ingars; Chaiko, Yelena2015 9th International Conference on Compatibility and Power Electronics (CPE) : proceedings : Faculty of Science and Technology (FCT), Caparica, Lisbon, Portugal, 24-26 June, 20152015 / p. 462-466 : ill http://dx.doi.org/10.1109/CPE.2015.7231119 Voltage balancing circuit for modular step-down DC/DC converterUljans, Austris; Zakis, Janis2015 56th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON)2015 / p. 329-332 : ill