Jorma Kyyrä
Head of Department, Professor, Power Electronics at Aalto University School of Business
Biography
Aalto University School of Business
BACKGROUND
- Since beginning of March 1996 associate professor and ater 1998 professor in Power Electronicsat Helsinki University of Technology, TKK (now part of Aalto)
- 2008-2009, Dean, Faculty of Electronics, Communication and Automation, TKK
- 2009-2011, Vice President, Infrastructure, Aalto University
- Since beginning of 2012, back in full time professor position
- Jun 2013-May 2014, Academic quest, ETH,Zurich, Switzerland
- Since beginning of 2014, Head of the Department of Electrical Engineering and Automation, Aalto University
Peer-reviewed scientific articles
Journal article-refereed, Original researchDemand response control of a townhouse thermal storage by greedy variable neighborhood algorithm
Doroudchi, Elahe; Lehtonen, Matti; Kyyrä, Jorma2016 in INTERNATIONAL REVIEW OF ELECTRICAL ENGINEERING: IREE (PRAISE WORTHY PRIZE SRL)ISSN: 1827-6660Insertion loss in terms of four-port network parameters
Kostov, K. S.; Kyyrä, J. J.2009 in IET SCIENCE MEASUREMENT AND TECHNOLOGY (Institution of Engineering and Technology)ISSN: 1751-8822Effect of Resonant Transition on Efficiency of Forward Converter with Active Clamp and Self-Driven SRs
Tuomainen, Vesa; Kyyrä, Jorma2005 in IEEE TRANSACTIONS ON POWER ELECTRONICS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Using input invariance as a method to facilitate system design in DPS applications
Suntio, Teuvo; Kostov, Konstantin; Tepsa, Tauno; Kyyrä, Jorma2004 in JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS (World Scientific Publishing Co. Pte Ltd)ISSN: 0218-1266High Power Factor Rectifier Based on Buck Converter Operating in Discontinuous Capacitor Voltage Mode
Grigore, V.; Kyyrä, J.2000 in IEEE TRANSACTIONS ON POWER ELECTRONICS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Switching vector theory - unification of switching and space-vector theory in polyphase converter applications
Kyyrä, Jorma1995 in Acta Polytechnica Scandinavica, Electrical Engineering Series (Finnish Academies of Technology)ISSN: 0001-6845Book section, Chapters in research booksSähkö(voima)tekniikan opintosuunnan ja sen opetuksen kehittäminen
Kyyrä, J.2000 Conference proceedingsBattery energy storage effect on AC/DC microgrids efficiency
Doroudchi, Elahe; Kyyrä, Jorma; Lehtonen, Matti2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245ISSN: 2325-0313Components selection of a direct three-phase to single-phase AC/AC converter for a contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245ISSN: 2325-0313Optimizing energy cost via battery sizing in residential PV/battery systems
Doroudchi, Elahe; Pal, Sudip Kumar; Lehtonen, Matti; Kyyrä, Jorma2015 ISBN: 9781509012374A direct three-phase to single-phase AC/AC converter for contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma2015 ISBN: 9789075815238Sensitivity analysis for the design of an energy management scheme of supercapacitor buffereing in a regulated DC bus
Liukkonen, Matti; Ovaska, Seppo J.; Kyyrä, Jorma2014 in European Conference on Power Electronics and Applications (IEEE)ISSN: 2325-0313Current measurement and short-circuit protection of an IGBT based on module parasitics
Oinonen, Markus; Laitinen, Matti; Kyyrä, Jorma2014 in European Conference on Power Electronics and Applications (European Power Electronics Society)ISSN: 2325-0313Modeling of multiport DC busses in power-electronic systems
Liukkonen, Matti; Hinkkanen, Marko; Kyyrä, Jorma; Ovaska, Seppo J.2013 ISBN: 978-1-4673-4567-5Common-mode choke coils characterization
Kostov, Konstantin; Kyyrä, Jorma2009 ISBN: 9781424444328Low-pass filtered power-flow control in series hybrid electric vehicle
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma2009 Insertion Loss and Network Parameters in the Analysis of Power Filters
Kostov, Konstantin S.; Kyyrä, Jorma J.2008 Functional Simulations of Power Electronics Components in Series-Hybrid Machinery for the Needs of OEM
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma2008 An education tool for laboratory exercises with SMPS
Kostov, Konstantin; Palmunen, Juhani; Bekaert, David; Kyyrä, Jorma2007 ISBN: 978-92-75815-10-8Models of Supercapacitors and Their Changing Behaviour
Isola, Esa-Martti; Kyyrä, Jorma; Bergelin, Mikael; Keskinen, Jari2006 Genetic Algorithm Optimization of Peak Current Mode Controlled Buck Convereter
Kostov, Konstantin; Kyyrä, Jorma2005 ISBN: 0-7803-8942-5Genetic Algorithm Controller Optimization for SMPS
Kostov, Konstantin; Kyyrä, Jorma2005 in IEEE International Conference on Systems Man and Cybernetics Conference Proceedings (IEEE)ISBN: 0-7803-9298-1ISSN: 1062-922XDynamic Performance of Buck Converter with Input Voltage Feedforward Control
Sjöroos, Jukka-Pekka; Suntio, Teuvo; Kyyrä, Jorma; Kostov, Konstantin2005 Selection of power flters for switched mode power supplies
Kostov, Konstantin; Sjöroos, Jukka-Pekka; Kyyrä, Jorma; Suntio, Teuvo2004 Designing power line flters for DC-DC converters
Kostov, Konstantin; Tuomainen, Vesa; Kyyrä, Jorma; Suntio, Teuvo2004 Prediction of the conducted EMI from DC-DC cwitched-mode power converters
Kostov, Konstantin; Niinikoski, Antti; Kyyrä, Jorma; Suntio, Teuvo2004 EMI Filter design issues in switched-mode converter applications
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma2004 ISBN: 3-928643-39-8EMI filter issues on stability and performance of switched-mode converters
Suntio, T.; Tepsa, T.; Kostov, K.; Kyyrä, J.2004 Analysis and Design of EMI Filters for DC-DC Converters Using Chain Parameters
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo2003 The Input Impedance of a Buck Converter
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo2003 Effect of output current feedback on converter dynamics
Suntio, Teuvo; Kostov, Konstantin; Tepsa, Tauno; Kyyrä, Jorma2003 Methods to facilitate the design and implementation of distributed power supply systems
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma2003 Effect on Resonant Transition on Efficiency of Forward Converter with Active Clamp and Self-Driven SR's
Tuomainen, Vesa; Kyyrä, Jorma2003 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE PESC 2003)ISBN: 0-7803-7754-0ISSN: 0275-9306Design considerations of Resonant Transition Forward Converter with Active Clamp
Tuomainen, Vesa; Kyyrä, Jorma2003 Small Signal Analysis of Dither Converter with a Tapped transformer
Tuomainen, Vesa; Kyyrä, Jorma2003 Challenges in the teaching of power electronics - motivation of new students
Kyyrä, Jorma2002 Efficiency of a voltage sourced inverter with controllable intermediate DC-voltage
Pinho, Paulo; Kyyrä, Jorma2002 Effect of the magnetization inductance on forward converter with active clamp
Tuomainen, Vesa; Kyyrä, Jorma2002 Analysis of a lossless snubber for BIFRED and BIBRED
Tuomainen, Vesa; Kyyrä, Jorma2002 Improved switching condition for a forward with active clamp
Tuomainen, Vesa; Kyyrä, Jorma2002 Steady state analysis of modified dither converter, CD-ROM Proceedings
Tuomainen, Vesa; Kyyrä, Jorma2002 Challenges in the Teaching of Electrical Power Engineering - Motivation of Students and Change of Paradigma
Kyyrä, Jorma2001 A BIBRED With Improved Output Voltage
Tuomainen, Vesa; Kyyrä, Jorma2001 A step-down converter with low ripple input current for power factor correction
Grigore, V.; Kyyrä, J.2000 High-current Low-voltage Power Supply for Particle Accelerators
Grigore, V.; Kyyrä, J.; Korhonen, P.; Turunen, R.2000 Challenges in the Teaching of Electrical Power Engineering
Kyyrä, J.; Niemenmaa, A.; Lakervi, E.; Palmi, P.2000 Simulation results of a current mode controlled BIFRED
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.2000 Boost converter with low-ripple input current and passive lossless snubber for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.2000 Conducted emissions of a boost converter with low-ripple input current for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.2000 Input filter design for power factor correction converters operating in discontinuous conduction mode
Grigore, V.; Kyyrä, J.; Rajamäki, J.1999 High power factor rectifier based on buck converter operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.1999 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-5160-6ISSN: 1048-2334Analysis of a high power factor rectifier based on discontinuous capacitor voltage mode operation
Grigore, V.; Kyyrä, J.1999 State space analysis of ADC drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.1999 Simplified method for switched reluctance motor numerical simulation
Coros, O.; Kyyrä, J.; Bucurenciu, S.; Dumitrescu, A.1998 A new method to demonstrate the electromagnetic energy theorem in a particular case
Dumitrescu, A.; Coros, O.; Bucurenciu, S.; Kyyrä, J.1998 Stabilizing a Telecom power sypply feeding a constant power load
Gadoura, I.; Grigore, V.; Hätönen, J.; Kyyrä, J.; Vallittu, P.; Suntio, T.1998 Dynamics of a buck converter with a constant power load
Grigore, V.; Hätönen, J.; Kyyrä, J.; Suntio, T.1998 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE)ISBN: 0-7803-4489-8ISSN: 0275-9306Properties of DC/DC converters operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.1998 A new zero-voltage-transition PWM buck converter
Grigore, V.; Kyyrä, J.1998 ISBN: 0-7803-3879-0A 500 W (50Vat10A) ZVT forward converter
Grigore, V.; Kyyrä, J.1998 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-4341-7Harmonics of an asynchronous motor drive supplied by a voltage- or current-sourced inverter in six-step area
Kyyrä, J.; Vainiomäki, I.1998 Switching vector in the analysis of power electronics
Kyyrä, J.1998 Analysis of input current of phase-shift controlled AC-AC converters
Kyyrä, J.1998 Speed and position sensors for electric motors
Lyyjynen, M.; Kyyrä, J.1998 Small-signal analysis of a DC motor drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.1998 Limits for harmonic current emissions in EMC-standards
Vainiomäki, I.; Kyyrä, J.1998 Improvement of Performance of Four Quadrant Converter Using Unidirectional DC Link Inductor
Dobrucky, B.; Kyyrä, Jorma; Racek, V.; Hukel, M.1997 A New Zero-Voltage-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.1997 A New Zero-Current-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.1997 Torque Harmonics of an Asynchronous Motor Supplied by a Voltage- or Current-Sourced Inverter in Quasi-Square Operation
Kyyrä, J.1997 Simulation method for phase-shift controlled ac-ac converters based on switching vector
Kyyrä, J.; Väliviita, S.1997 ISBN: 0-7803-3823-5Space-Vector Modulator For Polyphase Voltage-Sourced dc-ac Converters
Kyyrä, J.1997 in IEEE Power Electronics Specialists Conference Records (IEEE)ISBN: 0-7803-3841-3ISSN: 0275-9306Analysis of Phase-Shift Controlled AC-AC Converters Based on Switching Vector Theory
Kyyrä, J.1997 Adaptive signal processing system for accurate zero-crossing detection of cycloconverter phase currents
Väliviita, S.; Kyyrä, J.; Ovaska, S.1997 ISBN: 0-7803-3823-5Analysis of voltage-sourced polyphase dc-ac converters based on switching vector theory
Kyyrä, J.1996 Space-vector in the analysis of polyphase systems
Kyyrä, J.1996 Active Power Factor Correction of a Single-Phase Rectifier
Schäffeler, P.; Kyyrä, J.1995 Unification of space-vector theory and switching technique
Kyyrä, J.1994 Unification of Space-Vector Theory and Switching Technique in Electric Drives and Power Electronics
Kyyrä, Jorma1993 Publications intended for professional communities
Article in professional journalHäviöt kuriin teholähteessä - Hyötysuhde vaikuttaa jäähdytystarpeeseen ja kokoon
Tuomainen, Vesa; Kyyrä, Jorma2001 in Prosessori (University of Transport & Communications)ISSN: 0357-4121TKK kehittää ja monipuolistaa sähkötekniikan opiskelua
Aro, M.; Kyyrä, J.2000 in Sähkö & Tele -lehti (University of Transport & Communications)Analysis of polyphase phase-shift controlled ac-dc converters based on switching vector theory
Kyyrä, J.1996 in EPE Journal, European Power Electronics and Drives Journal (University of Transport & Communications)Published development or research reportCost Effective Reducing of Line-current Distortion in Rectifiers, PFC, Final report
Kyyrä, Jorma2000 Topologies for unity power factor AC/DC conversion with reduced conduction losses
Grigore, V.; Kyyrä, J.1999 Simulation of phase-shift controlled six-pulse converters based on switching vector
Kyyrä, J.1999 Comparison of three single-stage solutions for low cost PFC
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.1999 Switching Vector Theory - Unification of Switching and Space-Vector Theory in Polyphase Converter Applications (väitöskirja)
Kyyrä, J.1995 Suuntaajatekniikka
Kyyrä, J.1995
Demand response control of a townhouse thermal storage by greedy variable neighborhood algorithm
Doroudchi, Elahe; Lehtonen, Matti; Kyyrä, Jorma
2016 in INTERNATIONAL REVIEW OF ELECTRICAL ENGINEERING: IREE (PRAISE WORTHY PRIZE SRL)ISSN: 1827-6660
Insertion loss in terms of four-port network parameters
Kostov, K. S.; Kyyrä, J. J.
2009 in IET SCIENCE MEASUREMENT AND TECHNOLOGY (Institution of Engineering and Technology)ISSN: 1751-8822
Effect of Resonant Transition on Efficiency of Forward Converter with Active Clamp and Self-Driven SRs
Tuomainen, Vesa; Kyyrä, Jorma
2005 in IEEE TRANSACTIONS ON POWER ELECTRONICS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Using input invariance as a method to facilitate system design in DPS applications
Suntio, Teuvo; Kostov, Konstantin; Tepsa, Tauno; Kyyrä, Jorma
2004 in JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS (World Scientific Publishing Co. Pte Ltd)ISSN: 0218-1266
High Power Factor Rectifier Based on Buck Converter Operating in Discontinuous Capacitor Voltage Mode
Grigore, V.; Kyyrä, J.
2000 in IEEE TRANSACTIONS ON POWER ELECTRONICS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Switching vector theory - unification of switching and space-vector theory in polyphase converter applications
Kyyrä, Jorma
1995 in Acta Polytechnica Scandinavica, Electrical Engineering Series (Finnish Academies of Technology)ISSN: 0001-6845
Sähkö(voima)tekniikan opintosuunnan ja sen opetuksen kehittäminen
Kyyrä, J.
2000 Conference proceedingsBattery energy storage effect on AC/DC microgrids efficiency
Doroudchi, Elahe; Kyyrä, Jorma; Lehtonen, Matti2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245ISSN: 2325-0313Components selection of a direct three-phase to single-phase AC/AC converter for a contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245ISSN: 2325-0313Optimizing energy cost via battery sizing in residential PV/battery systems
Doroudchi, Elahe; Pal, Sudip Kumar; Lehtonen, Matti; Kyyrä, Jorma2015 ISBN: 9781509012374A direct three-phase to single-phase AC/AC converter for contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma2015 ISBN: 9789075815238Sensitivity analysis for the design of an energy management scheme of supercapacitor buffereing in a regulated DC bus
Liukkonen, Matti; Ovaska, Seppo J.; Kyyrä, Jorma2014 in European Conference on Power Electronics and Applications (IEEE)ISSN: 2325-0313Current measurement and short-circuit protection of an IGBT based on module parasitics
Oinonen, Markus; Laitinen, Matti; Kyyrä, Jorma2014 in European Conference on Power Electronics and Applications (European Power Electronics Society)ISSN: 2325-0313Modeling of multiport DC busses in power-electronic systems
Liukkonen, Matti; Hinkkanen, Marko; Kyyrä, Jorma; Ovaska, Seppo J.2013 ISBN: 978-1-4673-4567-5Common-mode choke coils characterization
Kostov, Konstantin; Kyyrä, Jorma2009 ISBN: 9781424444328Low-pass filtered power-flow control in series hybrid electric vehicle
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma2009 Insertion Loss and Network Parameters in the Analysis of Power Filters
Kostov, Konstantin S.; Kyyrä, Jorma J.2008 Functional Simulations of Power Electronics Components in Series-Hybrid Machinery for the Needs of OEM
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma2008 An education tool for laboratory exercises with SMPS
Kostov, Konstantin; Palmunen, Juhani; Bekaert, David; Kyyrä, Jorma2007 ISBN: 978-92-75815-10-8Models of Supercapacitors and Their Changing Behaviour
Isola, Esa-Martti; Kyyrä, Jorma; Bergelin, Mikael; Keskinen, Jari2006 Genetic Algorithm Optimization of Peak Current Mode Controlled Buck Convereter
Kostov, Konstantin; Kyyrä, Jorma2005 ISBN: 0-7803-8942-5Genetic Algorithm Controller Optimization for SMPS
Kostov, Konstantin; Kyyrä, Jorma2005 in IEEE International Conference on Systems Man and Cybernetics Conference Proceedings (IEEE)ISBN: 0-7803-9298-1ISSN: 1062-922XDynamic Performance of Buck Converter with Input Voltage Feedforward Control
Sjöroos, Jukka-Pekka; Suntio, Teuvo; Kyyrä, Jorma; Kostov, Konstantin2005 Selection of power flters for switched mode power supplies
Kostov, Konstantin; Sjöroos, Jukka-Pekka; Kyyrä, Jorma; Suntio, Teuvo2004 Designing power line flters for DC-DC converters
Kostov, Konstantin; Tuomainen, Vesa; Kyyrä, Jorma; Suntio, Teuvo2004 Prediction of the conducted EMI from DC-DC cwitched-mode power converters
Kostov, Konstantin; Niinikoski, Antti; Kyyrä, Jorma; Suntio, Teuvo2004 EMI Filter design issues in switched-mode converter applications
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma2004 ISBN: 3-928643-39-8EMI filter issues on stability and performance of switched-mode converters
Suntio, T.; Tepsa, T.; Kostov, K.; Kyyrä, J.2004 Analysis and Design of EMI Filters for DC-DC Converters Using Chain Parameters
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo2003 The Input Impedance of a Buck Converter
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo2003 Effect of output current feedback on converter dynamics
Suntio, Teuvo; Kostov, Konstantin; Tepsa, Tauno; Kyyrä, Jorma2003 Methods to facilitate the design and implementation of distributed power supply systems
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma2003 Effect on Resonant Transition on Efficiency of Forward Converter with Active Clamp and Self-Driven SR's
Tuomainen, Vesa; Kyyrä, Jorma2003 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE PESC 2003)ISBN: 0-7803-7754-0ISSN: 0275-9306Design considerations of Resonant Transition Forward Converter with Active Clamp
Tuomainen, Vesa; Kyyrä, Jorma2003 Small Signal Analysis of Dither Converter with a Tapped transformer
Tuomainen, Vesa; Kyyrä, Jorma2003 Challenges in the teaching of power electronics - motivation of new students
Kyyrä, Jorma2002 Efficiency of a voltage sourced inverter with controllable intermediate DC-voltage
Pinho, Paulo; Kyyrä, Jorma2002 Effect of the magnetization inductance on forward converter with active clamp
Tuomainen, Vesa; Kyyrä, Jorma2002 Analysis of a lossless snubber for BIFRED and BIBRED
Tuomainen, Vesa; Kyyrä, Jorma2002 Improved switching condition for a forward with active clamp
Tuomainen, Vesa; Kyyrä, Jorma2002 Steady state analysis of modified dither converter, CD-ROM Proceedings
Tuomainen, Vesa; Kyyrä, Jorma2002 Challenges in the Teaching of Electrical Power Engineering - Motivation of Students and Change of Paradigma
Kyyrä, Jorma2001 A BIBRED With Improved Output Voltage
Tuomainen, Vesa; Kyyrä, Jorma2001 A step-down converter with low ripple input current for power factor correction
Grigore, V.; Kyyrä, J.2000 High-current Low-voltage Power Supply for Particle Accelerators
Grigore, V.; Kyyrä, J.; Korhonen, P.; Turunen, R.2000 Challenges in the Teaching of Electrical Power Engineering
Kyyrä, J.; Niemenmaa, A.; Lakervi, E.; Palmi, P.2000 Simulation results of a current mode controlled BIFRED
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.2000 Boost converter with low-ripple input current and passive lossless snubber for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.2000 Conducted emissions of a boost converter with low-ripple input current for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.2000 Input filter design for power factor correction converters operating in discontinuous conduction mode
Grigore, V.; Kyyrä, J.; Rajamäki, J.1999 High power factor rectifier based on buck converter operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.1999 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-5160-6ISSN: 1048-2334Analysis of a high power factor rectifier based on discontinuous capacitor voltage mode operation
Grigore, V.; Kyyrä, J.1999 State space analysis of ADC drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.1999 Simplified method for switched reluctance motor numerical simulation
Coros, O.; Kyyrä, J.; Bucurenciu, S.; Dumitrescu, A.1998 A new method to demonstrate the electromagnetic energy theorem in a particular case
Dumitrescu, A.; Coros, O.; Bucurenciu, S.; Kyyrä, J.1998 Stabilizing a Telecom power sypply feeding a constant power load
Gadoura, I.; Grigore, V.; Hätönen, J.; Kyyrä, J.; Vallittu, P.; Suntio, T.1998 Dynamics of a buck converter with a constant power load
Grigore, V.; Hätönen, J.; Kyyrä, J.; Suntio, T.1998 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE)ISBN: 0-7803-4489-8ISSN: 0275-9306Properties of DC/DC converters operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.1998 A new zero-voltage-transition PWM buck converter
Grigore, V.; Kyyrä, J.1998 ISBN: 0-7803-3879-0A 500 W (50Vat10A) ZVT forward converter
Grigore, V.; Kyyrä, J.1998 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-4341-7Harmonics of an asynchronous motor drive supplied by a voltage- or current-sourced inverter in six-step area
Kyyrä, J.; Vainiomäki, I.1998 Switching vector in the analysis of power electronics
Kyyrä, J.1998 Analysis of input current of phase-shift controlled AC-AC converters
Kyyrä, J.1998 Speed and position sensors for electric motors
Lyyjynen, M.; Kyyrä, J.1998 Small-signal analysis of a DC motor drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.1998 Limits for harmonic current emissions in EMC-standards
Vainiomäki, I.; Kyyrä, J.1998 Improvement of Performance of Four Quadrant Converter Using Unidirectional DC Link Inductor
Dobrucky, B.; Kyyrä, Jorma; Racek, V.; Hukel, M.1997 A New Zero-Voltage-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.1997 A New Zero-Current-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.1997 Torque Harmonics of an Asynchronous Motor Supplied by a Voltage- or Current-Sourced Inverter in Quasi-Square Operation
Kyyrä, J.1997 Simulation method for phase-shift controlled ac-ac converters based on switching vector
Kyyrä, J.; Väliviita, S.1997 ISBN: 0-7803-3823-5Space-Vector Modulator For Polyphase Voltage-Sourced dc-ac Converters
Kyyrä, J.1997 in IEEE Power Electronics Specialists Conference Records (IEEE)ISBN: 0-7803-3841-3ISSN: 0275-9306Analysis of Phase-Shift Controlled AC-AC Converters Based on Switching Vector Theory
Kyyrä, J.1997 Adaptive signal processing system for accurate zero-crossing detection of cycloconverter phase currents
Väliviita, S.; Kyyrä, J.; Ovaska, S.1997 ISBN: 0-7803-3823-5Analysis of voltage-sourced polyphase dc-ac converters based on switching vector theory
Kyyrä, J.1996 Space-vector in the analysis of polyphase systems
Kyyrä, J.1996 Active Power Factor Correction of a Single-Phase Rectifier
Schäffeler, P.; Kyyrä, J.1995 Unification of space-vector theory and switching technique
Kyyrä, J.1994 Unification of Space-Vector Theory and Switching Technique in Electric Drives and Power Electronics
Kyyrä, Jorma1993 Publications intended for professional communities
Article in professional journalHäviöt kuriin teholähteessä - Hyötysuhde vaikuttaa jäähdytystarpeeseen ja kokoon
Tuomainen, Vesa; Kyyrä, Jorma2001 in Prosessori (University of Transport & Communications)ISSN: 0357-4121TKK kehittää ja monipuolistaa sähkötekniikan opiskelua
Aro, M.; Kyyrä, J.2000 in Sähkö & Tele -lehti (University of Transport & Communications)Analysis of polyphase phase-shift controlled ac-dc converters based on switching vector theory
Kyyrä, J.1996 in EPE Journal, European Power Electronics and Drives Journal (University of Transport & Communications)Published development or research reportCost Effective Reducing of Line-current Distortion in Rectifiers, PFC, Final report
Kyyrä, Jorma2000 Topologies for unity power factor AC/DC conversion with reduced conduction losses
Grigore, V.; Kyyrä, J.1999 Simulation of phase-shift controlled six-pulse converters based on switching vector
Kyyrä, J.1999 Comparison of three single-stage solutions for low cost PFC
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.1999 Switching Vector Theory - Unification of Switching and Space-Vector Theory in Polyphase Converter Applications (väitöskirja)
Kyyrä, J.1995 Suuntaajatekniikka
Kyyrä, J.1995
Battery energy storage effect on AC/DC microgrids efficiency
Doroudchi, Elahe; Kyyrä, Jorma; Lehtonen, Matti
2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245
ISSN: 2325-0313
Components selection of a direct three-phase to single-phase AC/AC converter for a contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma
2016 in European Conference on Power Electronics and Applications (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9789075815245
ISSN: 2325-0313
Optimizing energy cost via battery sizing in residential PV/battery systems
Doroudchi, Elahe; Pal, Sudip Kumar; Lehtonen, Matti; Kyyrä, Jorma
2015 ISBN: 9781509012374
A direct three-phase to single-phase AC/AC converter for contactless electric vehicle charger
Kusumah, Ferdi Perdana; Vuorsalo, Simo; Kyyrä, Jorma
2015 ISBN: 9789075815238
Sensitivity analysis for the design of an energy management scheme of supercapacitor buffereing in a regulated DC bus
Liukkonen, Matti; Ovaska, Seppo J.; Kyyrä, Jorma
2014 in European Conference on Power Electronics and Applications (IEEE)ISSN: 2325-0313
Current measurement and short-circuit protection of an IGBT based on module parasitics
Oinonen, Markus; Laitinen, Matti; Kyyrä, Jorma
2014 in European Conference on Power Electronics and Applications (European Power Electronics Society)ISSN: 2325-0313
Modeling of multiport DC busses in power-electronic systems
Liukkonen, Matti; Hinkkanen, Marko; Kyyrä, Jorma; Ovaska, Seppo J.
2013 ISBN: 978-1-4673-4567-5
Common-mode choke coils characterization
Kostov, Konstantin; Kyyrä, Jorma
2009 ISBN: 9781424444328
Low-pass filtered power-flow control in series hybrid electric vehicle
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma
2009 Insertion Loss and Network Parameters in the Analysis of Power Filters
Kostov, Konstantin S.; Kyyrä, Jorma J.
2008 Functional Simulations of Power Electronics Components in Series-Hybrid Machinery for the Needs of OEM
Liukkonen, Matti; Hentunen, Ari; Suomela, Jussi; Kyyrä, Jorma
2008 An education tool for laboratory exercises with SMPS
Kostov, Konstantin; Palmunen, Juhani; Bekaert, David; Kyyrä, Jorma
2007 ISBN: 978-92-75815-10-8
Models of Supercapacitors and Their Changing Behaviour
Isola, Esa-Martti; Kyyrä, Jorma; Bergelin, Mikael; Keskinen, Jari
2006 Genetic Algorithm Optimization of Peak Current Mode Controlled Buck Convereter
Kostov, Konstantin; Kyyrä, Jorma
2005 ISBN: 0-7803-8942-5
Genetic Algorithm Controller Optimization for SMPS
Kostov, Konstantin; Kyyrä, Jorma
2005 in IEEE International Conference on Systems Man and Cybernetics Conference Proceedings (IEEE)ISBN: 0-7803-9298-1
ISSN: 1062-922X
Dynamic Performance of Buck Converter with Input Voltage Feedforward Control
Sjöroos, Jukka-Pekka; Suntio, Teuvo; Kyyrä, Jorma; Kostov, Konstantin
2005 Selection of power flters for switched mode power supplies
Kostov, Konstantin; Sjöroos, Jukka-Pekka; Kyyrä, Jorma; Suntio, Teuvo
2004 Designing power line flters for DC-DC converters
Kostov, Konstantin; Tuomainen, Vesa; Kyyrä, Jorma; Suntio, Teuvo
2004 Prediction of the conducted EMI from DC-DC cwitched-mode power converters
Kostov, Konstantin; Niinikoski, Antti; Kyyrä, Jorma; Suntio, Teuvo
2004 EMI Filter design issues in switched-mode converter applications
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma
2004 ISBN: 3-928643-39-8
EMI filter issues on stability and performance of switched-mode converters
Suntio, T.; Tepsa, T.; Kostov, K.; Kyyrä, J.
2004 Analysis and Design of EMI Filters for DC-DC Converters Using Chain Parameters
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo
2003 The Input Impedance of a Buck Converter
Kostov, Konstantin; Kyyrä, Jorma; Suntio, Teuvo
2003 Effect of output current feedback on converter dynamics
Suntio, Teuvo; Kostov, Konstantin; Tepsa, Tauno; Kyyrä, Jorma
2003 Methods to facilitate the design and implementation of distributed power supply systems
Suntio, Teuvo; Tepsa, Tauno; Kostov, Konstantin; Kyyrä, Jorma
2003 Effect on Resonant Transition on Efficiency of Forward Converter with Active Clamp and Self-Driven SR's
Tuomainen, Vesa; Kyyrä, Jorma
2003 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE PESC 2003)ISBN: 0-7803-7754-0
ISSN: 0275-9306
Design considerations of Resonant Transition Forward Converter with Active Clamp
Tuomainen, Vesa; Kyyrä, Jorma
2003 Small Signal Analysis of Dither Converter with a Tapped transformer
Tuomainen, Vesa; Kyyrä, Jorma
2003 Challenges in the teaching of power electronics - motivation of new students
Kyyrä, Jorma
2002 Efficiency of a voltage sourced inverter with controllable intermediate DC-voltage
Pinho, Paulo; Kyyrä, Jorma
2002 Effect of the magnetization inductance on forward converter with active clamp
Tuomainen, Vesa; Kyyrä, Jorma
2002 Analysis of a lossless snubber for BIFRED and BIBRED
Tuomainen, Vesa; Kyyrä, Jorma
2002 Improved switching condition for a forward with active clamp
Tuomainen, Vesa; Kyyrä, Jorma
2002 Steady state analysis of modified dither converter, CD-ROM Proceedings
Tuomainen, Vesa; Kyyrä, Jorma
2002 Challenges in the Teaching of Electrical Power Engineering - Motivation of Students and Change of Paradigma
Kyyrä, Jorma
2001 A BIBRED With Improved Output Voltage
Tuomainen, Vesa; Kyyrä, Jorma
2001 A step-down converter with low ripple input current for power factor correction
Grigore, V.; Kyyrä, J.
2000 High-current Low-voltage Power Supply for Particle Accelerators
Grigore, V.; Kyyrä, J.; Korhonen, P.; Turunen, R.
2000 Challenges in the Teaching of Electrical Power Engineering
Kyyrä, J.; Niemenmaa, A.; Lakervi, E.; Palmi, P.
2000 Simulation results of a current mode controlled BIFRED
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.
2000 Boost converter with low-ripple input current and passive lossless snubber for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.
2000 Conducted emissions of a boost converter with low-ripple input current for power factor correction
Wallius, J.; Grigore, V.; Tuomainen, V.; Kyyrä, J.
2000 Input filter design for power factor correction converters operating in discontinuous conduction mode
Grigore, V.; Kyyrä, J.; Rajamäki, J.
1999 High power factor rectifier based on buck converter operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.
1999 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-5160-6
ISSN: 1048-2334
Analysis of a high power factor rectifier based on discontinuous capacitor voltage mode operation
Grigore, V.; Kyyrä, J.
1999 State space analysis of ADC drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.
1999 Simplified method for switched reluctance motor numerical simulation
Coros, O.; Kyyrä, J.; Bucurenciu, S.; Dumitrescu, A.
1998 A new method to demonstrate the electromagnetic energy theorem in a particular case
Dumitrescu, A.; Coros, O.; Bucurenciu, S.; Kyyrä, J.
1998 Stabilizing a Telecom power sypply feeding a constant power load
Gadoura, I.; Grigore, V.; Hätönen, J.; Kyyrä, J.; Vallittu, P.; Suntio, T.
1998 Dynamics of a buck converter with a constant power load
Grigore, V.; Hätönen, J.; Kyyrä, J.; Suntio, T.
1998 in IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE RECORDS (IEEE)ISBN: 0-7803-4489-8
ISSN: 0275-9306
Properties of DC/DC converters operating in discontinuous capacitor voltage mode
Grigore, V.; Kyyrä, J.
1998 A new zero-voltage-transition PWM buck converter
Grigore, V.; Kyyrä, J.
1998 ISBN: 0-7803-3879-0
A 500 W (50Vat10A) ZVT forward converter
Grigore, V.; Kyyrä, J.
1998 in Annual IEEE Conference on Applied Power Electronics Conference and Exposition (APEC) (IEEE)ISBN: 0-7803-4341-7
Harmonics of an asynchronous motor drive supplied by a voltage- or current-sourced inverter in six-step area
Kyyrä, J.; Vainiomäki, I.
1998 Switching vector in the analysis of power electronics
Kyyrä, J.
1998 Analysis of input current of phase-shift controlled AC-AC converters
Kyyrä, J.
1998 Speed and position sensors for electric motors
Lyyjynen, M.; Kyyrä, J.
1998 Small-signal analysis of a DC motor drive
Radoi, C.; Florescu, A.; Grigore, V.; Kyyrä, J.
1998 Limits for harmonic current emissions in EMC-standards
Vainiomäki, I.; Kyyrä, J.
1998 Improvement of Performance of Four Quadrant Converter Using Unidirectional DC Link Inductor
Dobrucky, B.; Kyyrä, Jorma; Racek, V.; Hukel, M.
1997 A New Zero-Voltage-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.
1997 A New Zero-Current-Transition PWM Switching Cell
Grigore, V.; Kyyrä, J.
1997 Torque Harmonics of an Asynchronous Motor Supplied by a Voltage- or Current-Sourced Inverter in Quasi-Square Operation
Kyyrä, J.
1997 Simulation method for phase-shift controlled ac-ac converters based on switching vector
Kyyrä, J.; Väliviita, S.
1997 ISBN: 0-7803-3823-5
Space-Vector Modulator For Polyphase Voltage-Sourced dc-ac Converters
Kyyrä, J.
1997 in IEEE Power Electronics Specialists Conference Records (IEEE)ISBN: 0-7803-3841-3
ISSN: 0275-9306
Analysis of Phase-Shift Controlled AC-AC Converters Based on Switching Vector Theory
Kyyrä, J.
1997 Adaptive signal processing system for accurate zero-crossing detection of cycloconverter phase currents
Väliviita, S.; Kyyrä, J.; Ovaska, S.
1997 ISBN: 0-7803-3823-5
Analysis of voltage-sourced polyphase dc-ac converters based on switching vector theory
Kyyrä, J.
1996 Space-vector in the analysis of polyphase systems
Kyyrä, J.
1996 Active Power Factor Correction of a Single-Phase Rectifier
Schäffeler, P.; Kyyrä, J.
1995 Unification of space-vector theory and switching technique
Kyyrä, J.
1994 Unification of Space-Vector Theory and Switching Technique in Electric Drives and Power Electronics
Kyyrä, Jorma
1993 Häviöt kuriin teholähteessä - Hyötysuhde vaikuttaa jäähdytystarpeeseen ja kokoon
Tuomainen, Vesa; Kyyrä, Jorma
2001 in Prosessori (University of Transport & Communications)ISSN: 0357-4121
TKK kehittää ja monipuolistaa sähkötekniikan opiskelua
Aro, M.; Kyyrä, J.
2000 in Sähkö & Tele -lehti (University of Transport & Communications)Analysis of polyphase phase-shift controlled ac-dc converters based on switching vector theory
Kyyrä, J.
1996 in EPE Journal, European Power Electronics and Drives Journal (University of Transport & Communications)Published development or research reportCost Effective Reducing of Line-current Distortion in Rectifiers, PFC, Final report
Kyyrä, Jorma2000 Topologies for unity power factor AC/DC conversion with reduced conduction losses
Grigore, V.; Kyyrä, J.1999 Simulation of phase-shift controlled six-pulse converters based on switching vector
Kyyrä, J.1999 Comparison of three single-stage solutions for low cost PFC
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.1999 Switching Vector Theory - Unification of Switching and Space-Vector Theory in Polyphase Converter Applications (väitöskirja)
Kyyrä, J.1995 Suuntaajatekniikka
Kyyrä, J.1995
Cost Effective Reducing of Line-current Distortion in Rectifiers, PFC, Final report
Kyyrä, Jorma
2000 Topologies for unity power factor AC/DC conversion with reduced conduction losses
Grigore, V.; Kyyrä, J.
1999 Simulation of phase-shift controlled six-pulse converters based on switching vector
Kyyrä, J.
1999 Comparison of three single-stage solutions for low cost PFC
Tuomainen, V.; Grigore, V.; Wallius, J.; Kyyrä, J.
1999 Switching Vector Theory - Unification of Switching and Space-Vector Theory in Polyphase Converter Applications (väitöskirja)
Kyyrä, J.
1995 Suuntaajatekniikka
Kyyrä, J.
1995 Read about executive education
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Kenneth Eades
Education: B.S., University of Kentucky; Ph.D., Purdue University Professor of Business Administration Kenneth M. Eades teaches First Year and Second Year courses in the area of corporate finance for the fulltime program. He also teaches in the executive format programs (EMBA and GEMBA) as well ...
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