Sähköenergiatekniikan tutkijakoulusta väitelleet 

 134. Lassi Aarniovuori 27.08.2010
Induction Motor Drive Energy Efficiency - Simulation and Analysis
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

133. Katarzyna Fonteyn 20.8.2010 
Energy-Based Magneto-Mechanical Model for Electrical Steel Sheets
Aalto University
Professor Antero Arkkio, Laboratory of Electromechanics

132. Risto Tiainen 13.8.2010 
Utilization of a Time Domain Simulator in the Technical and Economic Analysis of a Wind Turbine Electric Drive Train
Lappeenranta University of Technology
Professor Jero Ahola, Laboratory of Control Engineering and Digital Systems

131. Zlatko Kolondzovski 6.8.2010 
Thermal and Mechanical Analyses of High-Speed Permanent-Magnet Electrical Machines
Aalto University
Professor Antero Arkkio, Laboratory of Electromechanics

130. Toni Itkonen 21.6.2010 
Parallel Operating Three-phase Voltage Source Inverters – Circulation Current Modeling, Analysis and Mitigation
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

128. Ville Naumanen 7.6.2010 
Multilevel Converter Modulation: Implementation and Analysis
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

127. Aleksanteri Ekrias 4.6.2010 
Development and enhancement of road lighting principles
Aalto University
Professor Liisa Halonen, Lighting laboratory

126. Kaisa Tahvanainen 19.3.2010 
Managing regulatory risks when outsourcing network-related services in the electricity distribution sector
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electricity Market and Power Systems

125. Jouni Pylvänäinen 5.2.2010 
Reliability Analysis for Distribution Networks Combined with Transformer Condition Assessment
Tampere University of Technology
Professor Pekka Verho, Department of Electrical Energy Engineering

124. Mohammad Jahirul Islam 4.1.2010 
Finite-element analysis of eddy currents in the form-wound multi-conductor windings of electrical machines
Aalto University
Professor Antero Arkkio, Laboratory of Electromechanics

123. Hanne Jussila 21.12.2009 
Concentrated Winding Multiphase Permanent Magnet Machine Design and Electromagnetic Properties – Case Axial Flux Machine
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

122. Jukka Lassila 19.12.2009 
Strategic Development of Electricity Distribution Networks – Concept and Methods
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electricity Market and Power Systems

121. Juha Ström 17.12.2009 
Active du/dt Filtering for Variable-Speed AC Drives
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

120. Konstantin Kostov 27.11.2009 
Design and Characterization of Single-Phase Power Filters
Helsinki University of Technology
Professor Jorma Kyyrä, Power Electronics Laboratory

119. Valentin Dzankhotov 23.10.2009 
Hybrid LC Filter for Power Electronic Drives: Theory and Implementation
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

118. Antti Laiho 18.9.2009 
Electromechanical modelling and active control of flexural rotor vibration in cage rotor electrical machines
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

117. Matti Multimäki 14.8.2009 
Standardin ISO 9001 eräs tulkinta “miten osuudesta”: Miksi standardi ISO 9001 ei anna odotettua tulosta?
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

116. Janne Roivainen 26.6.2009 
Unit-wave response-based modeling of electromechanical noise and vibration of electrical machines
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

115. Sami Petterson 29.5.2009 
Comparative Study of Microcontroller Controlled Four-Wire Voltage and Current Source Shunt Active Power Filters
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

114. Ville Särkimäki 28.5.2009 
Radio frequency measurement method for detecting bearing currents in induction motors
Lappeenranta University of Technology
Professor Jero Ahola, Laboratory of Control Engineering and Digital Systems

113. Juha Turunen 22.5.2009 
Series Active Power Filter in Power Conditioning
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

112. Pramod Bhusal 16.1.2009
Energy-efficient Electric Lighting for Buildings in Developed and Developing Countries
Helsinki University of Technology
Professor Liisa Halonen, Laboratory of Lighting

111. Markku Hyvärinen 15.12.2008 
Electrical networks and economies of load density
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

110. Mikko Routimo 12.12.2008 
Developing a Voltage-Source Shunt Active Power Filter for Improving Power Quality
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

109. Matti Karppanen 21.11.2008 
Issues in dynamic analysis and design of interconnected DC-DC power supply systems
Tampere University of Technology
Professor Teuvo Suntio, Laboratory of Power Electronics

108. Liping Guo 7.11.2008 
Intelligent road lighting control systems – experiences, measurements and lighting control strategies
Helsinki University of Technology
Professor Liisa Halonen, Laboratory of Lighting

107. Antti Kosonen 31.10.2008 
Power line communication in motor cables of variable-speed electric drives − analysis and implementation
Lappeenranta University of Technology
Professor Jero Ahola, Laboratory of Control Engineering and Digital Systems

106. Paulo Pinho 19.9.2008 
Usage and control of solid-state lightning for plant growth
Helsinki University of Technology
Professor Liisa Halonen, Laboratory of Lighting

105. Murtaza Hashmi 22.8.2008
Partial Discharge Detection for Condition Monitoring of Covered-Conductor Overhead Distribution Networks using Rogowski Coil 
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

104. Samuli Honkapuro 18.6.2008 
Performance benchmarking and incentive regulation – considerations of directing signals for electricity distribution companies
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

103. Petri Hyvönen 13.6.2008
Predication of insulation degradation of distribution power cables based on chemical analysis and electrical measurements
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

102. Antti Piippo 30.5.2008
An adaptive observer with signal injection for interior permanent magnet synchronous motors
Helsinki University of Technology
Professor Jorma Luomi, Power Electronics Laboratory

101. Kari Nurminen 16.5.2008 
Thermal modeling and evaluation of harmonic effects on a dry-type air-core reactor
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

100. Antti Puisto, 18.4.2008
The Initial Oxidation of Transition Metal Surfaces
Lappeenranta University of Technology
Professor Matti Alatalo, Laboratory of Electronics Material Science

99. Emad Dlala, 11.4.2008
Magnetodynamic Vector Hysteresis Models for Steel Laminations of Rotating Electrical Machines
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

98. Anna-Kaisa Repo, 4.4.2008
Numerical impulse response tests to identify dynamic induction-machine models
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

97. Abdelsalam Mohamed Elhaffar, 25.3.2008
Power Transmission Line Fault Location based on Current Traveling Waves
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

96. Tanja Grönlund, 9.1.2008
Development of advanced silicon radiation detectors for harsh radiation environment
Lappeenranta University of Technology
Professor Tuure Tuuva, Laboratory of Applied Elektronics

95. Janne Salomäki, 21.12.2007
Sensorless Control of AC Drives Equipped With an Inverter Output Filter
Helsinki University of Technology
Professor Jorma Luomi, Power Electronics Laboratory

94. Rafal Jastrzebski, 19.12.2007
Design and implementation of FPGA-based LQ control of active magnetic bearing
Lappeenranta University of Technology
Professor Olli Pyrhönen, Laboratory of Control Engineering and Digital Systems

93. Tuomo Aho, 18.12.2007
Electromagnetic Design of a solid steel rotor motor for demanding operation environments
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

92. Meri Viikari, 14.12.2007
Analysis of performance based mesopic models and a proposal for a model for the basis of mesopic photometry
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

91. Mikko Valtonen, 13.12.2007
Performance Characteristics of an Axial-Flux Solid-Rotor Core Induction Motor
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

90. Kari Mäki, 5.12.2007
Novel methods for assessing the protection impacts of distributed generation in distribution network planning
Tampere University of Technology
Professor Pertti Järventausta, Power Systems and Markets Laboratory

89. Janne Kinnunen, 29.11.2007
Direct-on-line axial flux permanent magnet synchronous generator static and dynamic performance
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

88. Mikko Hankaniemi, 30.11.2007
Dynamical Profile of Switched-Mode Converter - Fact or Fiction?
Tampere University of Technology
Professor Teuvo Suntio, Laboratory of Power Electronics

87. Nagy Ibrahim Elkalashy, 26.11.2007
Modeling and Detection of High Impedance Arcing Fault in Medium Voltage Networks
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

86. Matti Jussila, 23.11.2007
Comparison of Space-Vector-Modulated Direct and Indirect Matrix Converters in Low-Power Applications
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

85. Pertti Pakonen, 16.11.2007
Detection of Incipient Tree Faults on High Voltage Covered Conductor Lines
Tampere University of Technology
Professor Pekka Verho, Laboratory of Power Electronics

84. Andrej Burakov, 25.10.2007
Modelling the Unbalanced Magnetic Pull in Eccentric-Rotor Electrical Machines with Parallel Windings
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

83. Henry Juslén, 19.10.2007
Lighting, productivity and preferred illuminances – field studies in the industrial environment
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

82. Pedro Vicente Jover Rodríguez, 14.9.2007
Current, Force, and Vibration Based Techniques for Induction Motor Condition Monitoring
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

81. Kimmo Rauma, 19.12.2006
FPGA-based control design for power electronic applications
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

80. Jarno Martikainen, 8.12.2006
Methods for Improving Reliability of Evolutionary Computation Algorithms and Accelerating Problem Solving
Helsinki University of Technology
Professor Seppo Ovaska, Laboratory of Power Electronics

79. Jussi Puranen, 5.12.2006
Induction motor versus permanent magnet synchronous motor in motion control applications: a comparative study
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

78. Matti Eskola, 1.12.2006
Tahtimoottorin kulman ja nopeuden ajonaikainen estimointi
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

77. Marian Negrea, 29.11.2006
Electromagnetic flux monitoring for detecting faults in electrical machines
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

76. John Millar, 13.11.2006
A Comprehensive Approach to Real Time Power Cable Temperature Prediction and Rating in Thermal Unstable Environments
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

75. Slavomir Seman, 10.11.2006
Transient performance analysis of wind-power induction generators
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

74. Janne-Matti Heinola, 21.10.2006
Relative Permittivity and Loss Tangent Measurements of PWB Materials Using Ring Resonator Structures
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

73. Jaakko Ketomäki, 5.10.2006
Effects of Lighting Parameters on Contrast Threshold in Mesopic and Photopic Luminance Range
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

72. Petri Mäki-Ontto, 21.4.2006
Modeling and Reduction of Shaft Voltages in AC MotorsFed by Frequency Converters
Helsinki University of Technology
Professor Jorma Luomi, Power Electronics Laboratory

71. Asaad Ali Elmoudi, 20.4.2006
Evaluation of Power System Harmonic Effects on Transformers – Hot Spot Calculation and Loss of Life Estimation
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

70. Kari Leinonen, 10.2.2006
Fabrication and characterization of silicon position sensitive particle detectors
Lappeenranta University of Technology
Professor Tuure Tuuva, Laboratory of Micro Electronics

69. Tero Viitanen, 14.12.2005
Space Vector Modulation of Boost-Type Three-Phase, Three-Switch and Three-Level Unidirectional PWM Rectifier - Analysis and Implementation
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

68. Sarén Hannu, 25.11.2005
Analysis of the voltage source inverter with small DC-link capacitor
Lappeenranta University of Technology
Professor Olli Pyrhönen, Laboratory of Control Engineering

67. Pirjo Heine, 25.11.2005
Voltage sags in power distribution networks
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

66. Satu Viljainen, 11.11.2005
Regulation design in the electricity distribution sector - theory and practice
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

65. Pasi Orreveteläinen, 28.10.2005
Models for spectral luminous efficiency in peripheral vision at mesopic and low photopic luminance levels
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

64. Marjukka Eloholma, 21.10.2005
Development of visual performance based mesopic photometry
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

63. Dejan Susa, 26.8.2005
Dynamic Thermal Modelling of Power Transformers
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

62. Ilkka Suorsa, 16.5.2005
Performance and Modeling of Magnetic Shape Memory Actuators and Sensors
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

61. Sami Kanerva, 29.4.2005
Simulation of electrical machines, circuits and control systems using finite element method and system simulator
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

60. Asko Parviainen, 19.4.2005
Design of Axial-Flux Permanent-Magnet Low-Speed Machines and Performance Comparison Between Radial-Flux and Axial-Flux Machines
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

59. Liisa Pottonen, 8.4.2005
A method for the probabilistic security analysis of transmission grids
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

58. Juha Lohjala, 18.3.2005
Haja-asutusalueiden sähkönjakelujärjestelmien kehittäminen - erityisesti 1000 V jakelujännitteen käyttömahdollisuudet
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

57. Antti Tarkiainen, 11.3.2005
Power Quality Improving with Virtual Flux-Based Voltage Source Line Converter
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

56. Pia Salminen, 20.12.2004
Fractional slot permanent magnet synchronous motors for low speed applications
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

55. Mohammad Ahmed, 14.12.2004
Sliding mode control for switched mode power supplies
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

54. Jussi Huppunen, 3.12.2004
High-Speed Solid-Rotor Induction Machine - Electromagnetic Calculation and Design
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

53. Mikael Nordman, 19.11.2004
An Architecture for Wireless Sensors in Distributed Management of Electrical Distribution Systems
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

52. Lasse Laurila, 5.11.2004
Analysis of torque and speed ripple producing non-idealities of frequency converters in electric drives
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

51. Marko Hinkkanen, 17.9.2004
Flux estimators for speed-sensorless induction motor drives
Helsinki University of Technology
Professor Jorma Luomi, Power Electronics Laboratory

50. Mircea Popescu, 3.9.2004
Analytical prediction of the electromagnetic torques in single-phase and two-phase ac motors
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

49. Anouar Belachen, 27.8.2004
Magnetoelasticity, Magnetic Forces and Magnetostriction in Electrical Machines
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

48. Timo Holopainen, 42.8.2004
Electromechanical Interaction in Rotordynamics of Cage Induction Motors
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

47. Vesa Tuomainen, 4.6.2004
Low-Power PFC and Forward Converters ­ Methods to Improve Performance
Helsinki University of Technology
Professor Jorma Kyyrä, Power Electronics Laboratory

46. Mikko Kuisma, 12.3.2004
Minimizing Conducted RF-emissions in Switch Mode Power Supplies Using Spread-Spectrum Techniques
Lappeenranta University of Technology
Professor Pertti Silventoinen, Laboratory of Applied Electronics

45. Veli-Matti Leppänen, 17.12.2003
Low-Frequency Signal-Injection Method for Speed Sensorless Vector Control of Induction Motors
Helsinki University of Technology
Professor Jorma Luomi, Power Electronics Laboratory

44. Tuomo Lindh, 13.12.2003
On the Condition Monitoring of Induction Machines
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

43. Riku Pöllänen, 12.12.2003
Converter-flux-based current control of voltage source PWM rectifiers - analysis and implementation
Lappeenranta University of Technology
Professor Olli Pyrhönen, Laboratory of Control Engineering

42. Kari Lahti, 21.11.2003
Effects of Internal Moisture on the Durability and Electrical Behaviour of Polymer Housed Metal Oxide Surge Arresters
Tampere University of Technology
Docent Kari Kannus, High Voltage Laboratory

41. Pasi Pohjanheimo, 20.10.2003
A Probabilistic Method for Comprehensive Voltage Sag Management in Power Distribution Systems
Helsinki University of Technology
Professor Matti Lehtonen, Power Systems Laboratory

40. Jero Ahola, 29.8.2003
Applicability of Power-Line Communications to Data Transfer of On-line Condition Monitoring of Electrical Drives
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

39. Panu Kurronen, 22.8.2003
Torque vibration model of surface mounted axial flux permanent magnet synchronous machine
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

38. Asmo Tenhunen, 22.8.2003
Electromagnetic forces acting between the stator and eccentric cage rotor
Helsinki University of Technology
Professor Antero Arkkio, Laboratory of Electromechanics

37. Jorma Haataja, 25.6.2003
A comparative performance study of four-pole induction motors and synchronous reluctance motors in variable speed drives
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

36. Tommi Keikko, 6.6.2003 (Member of the GSEE 1995-2000)
Technical Management of the Electric and Magnetic Fields in Electric Power System
Tampere University of Technology
Professor Leena Korpinen, Laboratory of Electrical Engineering and Health

35. Jyri Rajamäki, 13.12.2002
Market Surveillance of Electrical Equipment in Finland Analysis and Development
Helsinki University of Technology
Professor Jorma Kyyrä, Power Electronics Laboratory

34. Jarmo Perho, 12.12.2002
Reluctance Network for Analysing Induction Machines
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

33. Mika Salo, 5.12.2002
Microcontroller based control of current source PWM converter applications
Tampere University of Technology
Professor Heikki Tuusa, Laboratory of Power Electronics

32. Jussi Lähteenmäki, 29.11.2002
Design and Voltage Supply of High-Speed Induction Machines
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

31. Tanja Heikkilä, 22.11.2002
Permanent magnet synchronous motor for industrial inverter applications - Analysis and Design
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

30. Jari Hällström, 1.11.2002
A Calculable Impulse Voltage Cali-brator
Helsinki University of Technology
Professor Martti Aro, High Voltage Institute

29. Pekka Koponen, 23.8.2002
Sparse sampling methods for power quality monitoring
Tampere University of Technology
Professor Pertti Järventausta, Power Systems and Markets Laboratory

28. Ari Nikander, 12.4.2002
Novel Methods for Earth Fault Management in Isolated or Compensated Medium Voltage Electricity Distribution Networks
Tampere University of Technology
Professor Pertti Järventausta, Power Systems and Markets Laboratory

27. Seppo Hänninen, 17.12.2001
Single Phase Earth Faults in High Impedance Grounded Networks; Characteristics, Indication and Location
Helsinki University of Technology
Professor Matti Lehtonen, HUT Power Systems Laboratory and VTT Energy

26.Vlad Grigore, 30.11.2001
Topological Issues in Single-Phase Power Factor Correction
Helsinki University of Technology
Professor Jorma Kyyrä, Power Electronics Laboratory

25.Áron Szücs, 9.11.2001
Macro Element Method for Modelling Eddy Currents in the Multiconductor Windings of Eletrical Machines
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

24.Július Saitz, 6.11.2001
Magnetic Field Analysis of Electric Machines Taking Ferromagnetic Hysteresis into Account
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

23.Eino Tetri, 2.11.2001
Effect of Dimming and Cathode Heating on Lamp Life of Fluerescent Lamps
Helsinki University of Technology
Professor Liisa Halonen, Lighting Laboratory

22.Pertti Silventoinen, 2.11.2001
Electromagnetic Compatibility and EMC-Measurements in DC-Voltage Link Converters
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

21.Sami Repo, 19.10.2001
On-line Voltage Stability Assessment of Power System - an Approach of Black-box Modelling
Tampere University of Technology
Professor Pertti Järventausta, Power Systems and Markets Laboratory

20.Julius Luukko, 30.6.2000
Direct Torque Control of Permanent Magnet Synchronous Machines - Analysis and Implementation
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

19.Petri Lampola, 29.5.2000
Directly Driven, Low-Speed Permanent-Magnet Generators for Wind Power Applications
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

18. Bolarin Oyegoke, 27.5.2000
Transient Voltage Distribution in Stator Winding of Electrical Machine Fed from a Frequency Converter
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

17. Janne Nerg, 26.5.2000
Numerical Modelling and Design of Static Induction Heating Coils
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

16. Jussi Salo, 18.12.1999
Design and Analysis of a Transversal-Flux Switched-Reluctance-Linear-Machine Pole-Pair
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

15. Seppo Simonen, 1.7.1999
Control of Quality and Product Safety of Electrical Equipment and Accessories
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

14. Markku Niemelä, 16.4.1999
Position Sensorless Electrically Excited Synchronous Motor Drive for Industrial use Based on Direct Flux Linkage and Torque Control
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

13. Jukka Kaukonen, 26.3.1999
Salient Pole Synchronous Machine Modelling in an Industrial Direct Torque Controlled Drive Application
Lappeenranta University of Technology
Professor Juha Pyrhönen, Laboratory of Electric Drives

12. Jari Lauronen, 18.12.1998
Spare Part Management of an Electricity Distribution Network
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

11. Olli Pyrhönen, 11.12.1998
Analysis and Control of Excitation Field Weakening and Stability in Direct Torque Controlled Electrically Excited Syncronous Motor Drives
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Drives

10. Matti Antila, 20.11.1998
Electromechanical Properties of Radial Active Magnetic Bearings
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

9. Sami Väliviita, 28.8.1998
Predictive Filtering Methods for Motor Drive Instrumentation
Helsinki University of Technology
Professor Seppo Ovaska, Power Electronics Laboratory

8. Martti Aro, 15.5.1998
Feasibility of Impulse Voltage Puncture Test on Insulators in Air
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

7. Kari Kannus, 17.4.1998
Aspects of the Electrical Performance of Voltage Insulators and Metal Oxide Surge Arresters under Various Environmental Stresses
Tampere University of Technology
Professor Leena Korpinen, Laboratory of Electrical Engineering in Industry

6. Juha Saari, 30.1.1998
Thermal Analysis of High-Speed Induction Machines
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

5. Pekka Verho, 12.5.1997
Configuration Management of Medium Voltage Electricity Distribution Network
Tampere University of Technology
Professor Jarmo Partanen, Lappeenranta University of Technology, Laboratory of Electric Engineering

4. Anssi Seppälä, 29.11.1996
Load Research and Load Estimation in Electricity Distribution
Helsinki University of Technology
Professor Matti Lehtonen, VTT Energy

3. Sakari Palko, 27.8.1996
Structural Optimization of an Induction Motor Using a Genetic Algorithm and a Finite Element Method
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics

2. Pertti Järventausta, 13.10.1995
Feeder Fault Management in Medium Voltage Electricity Distribution Networks
Lappeenranta University of Technology
Professor Jarmo Partanen, Laboratory of Electric Power Systems

1. Janne Väänänen, 2.6.1995
Combination of Two-Dimensional Finite Element Analysis of Electrical Machines with Circuit Simulation Techniques
Helsinki University of Technology
Professor Tapani Jokinen, Laboratory of Electromechanics