All Stories

  1. Performance evaluation of interleaved high-gain converter configurations

    Article • IET Power Electronics, July 2016, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru

  2. Power Management for Improved Dispatch of Utility-Scale PV Plants

    Article • IEEE Transactions on Power Systems, May 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  3. Single-Phase Grid Voltage Frequency Estimation Using Teager Energy Operator-Based Technique

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, December 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  4. Circulating current controller for parallel interleaved converters using PR controllers

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  5. Dispatch performance analysis of PV power plants using various energy storage capacities

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  6. Optimal capacity design for hybrid energy storage system supporting dispatch of large-scale photovoltaic power plant

    Article • Journal of Energy Storage, October 2015, Elsevier

    Dr Mihai Ciobotaru

  7. Grid synchronisation technique without using trigonometric functions for accurate estimation of fundamental voltage parameters

    Article • IET Generation Transmission & Distribution, September 2015, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru

  8. Comparison between grid side and inverter side current control for parallel interleaved grid connected converters

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  9. Performance of Medium-Voltage DC-Bus PV System Architecture Utilizing High-Gain DC–DC Converter

    Article • IEEE Transactions on Sustainable Energy, April 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  10. Optimal Switching Transition-Based Voltage Balancing Method for Flying Capacitor Multilevel Converters

    Article • IEEE Transactions on Power Electronics, April 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  11. Power System Frequency Estimation by Using a Newton-Type Technique for Smart Meters

    Article • IEEE Transactions on Instrumentation and Measurement, March 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  12. Robust technique for accurate estimation of single-phase grid voltage fundamental frequency and amplitude

    Article • IET Generation Transmission & Distribution, January 2015, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru

  13. Voltage Balancing Method for a Flying Capacitor Multilevel Converter Using Phase Disposition PWM

    Article • IEEE Industrial Electronics Magazine, December 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  14. A Robust Frequency Estimation Technique Based on Three Consecutive Samples for Single-Phase Systems

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, December 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  15. Voltage-Balancing Method Using Phase-Shifted PWM for the Flying Capacitor Multilevel Converter

    Article • IEEE Transactions on Power Electronics, September 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  16. Initial Capacitor Charging in Grid-Connected Flying Capacitor Multilevel Converters

    Article • IEEE Transactions on Power Electronics, July 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  17. Power Smoothing of Large Solar PV Plant Using Hybrid Energy Storage

    Article • IEEE Transactions on Sustainable Energy, July 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  18. Accurate Estimation of Single-Phase Grid Voltage Parameters Under Distorted Conditions

    Article • IEEE Transactions on Power Delivery, June 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  19. Differentiation filter-based technique for robust estimation of single-phase grid voltage frequency under distorted conditions

    Article • IET Generation Transmission & Distribution, May 2014, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru

  20. Large-scale PV systems with energy storage utilizing high-gain DC/DC converters

    Article • February 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  21. Cascaded H-bridge converter with multiphase isolated DC/DC converter for large-scale PV system

    Article • February 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  22. A Modified Demodulation Technique for Single-Phase Grid Voltage Fundamental Parameters Estimation

    Article • IEEE Industrial Electronics Magazine, January 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  23. A demodulation based technique for accurate estimation of real-time single-phase grid voltage fundamental parameters

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  24. A frequency adaptive technique for accurate estimation of single-phase grid voltage fundamental parameters

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  25. A recursive DFT based technique for accurate estimation of grid voltage frequency

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  26. Voltage balancing method using phase-shifted PWM for stacked multicell converters

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  27. Power management of hybrid energy storage system for a MW photovoltaic system

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  28. Optimum state voltage balancing method for stacked multicell converters

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  29. Voltage balancing method for a seven-level stacked multicell converter using reduced switching transitions

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  30. Analysis of a voltage balancing technique with reduced switching transitions in a flying capacitor multilevel converter

    Article • September 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  31. Estimation of single-phase grid voltage fundamental parameters using fixed frequency tuned second-order generalized integrator based technique

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  32. Robust estimation of real-time single-phase grid voltage frequency under distorted conditions

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  33. Real-time estimation of single-phase grid voltage frequency using a modulating function based technique

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  34. Design and Implementation of Digital Control in a Fuel Cell System

    Article • IEEE Transactions on Industrial Informatics, May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  35. Selective harmonic elimination pulse-width modulation of modular multilevel converters

    Article • IET Power Electronics, January 2013, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  36. A Single-Phase Grid-Connected Fuel Cell System Based on a Boost-Inverter

    Article • IEEE Transactions on Power Electronics, January 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  37. Voltage balancing method for the multilevel flying capacitor converter using phase-shifted PWM

    Article • December 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  38. A compact single-phase bidirectional buck-boost-inverter topology

    Article • November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  39. Bi-directional isolated multi-port power converter for aircraft HVDC network power transfer

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  40. Voltage balancing strategy for a five-level flying capacitor converter using phase disposition PWM with sawtooth-shaped carriers

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  41. Voltage balancing of a five-level flying capacitor converter using optimum switching transitions

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  42. Frequency adaptive linear Kalman filter for fast and accurate estimation of grid voltage parameters

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  43. Tracking of time-varying grid voltage using DFT based second order generalized integrator technique

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  44. Solid state transformer based on the flying capacitor multilevel converter for intelligent power management

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  45. Grid voltage offset and harmonics rejection using second order generalized integrator and kalman filter technique

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  46. Instantaneous power quality analysis using frequency adaptive kalman filter technique

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  47. Dynamic behaviour of a back-to-back five-level flying capacitor converter with reduced DC bus capacitance

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  48. A Single-Stage Fuel Cell Energy System Based on a Buck--Boost Inverter with a Backup Energy Storage Unit

    Article • IEEE Transactions on Power Electronics, June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  49. Accurate estimation of grid voltage parameters using singular value decomposition technique

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  50. Frequency adaptive instantaneous power quality analysis using frequency locked loop based Kalman filter technique

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  51. Large-scale PV system based on the multiphase isolated DC/DC converter

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  52. PV power plant using hybrid energy storage system with improved efficiency

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  53. The seven-level flying capacitor based ANPC converter for grid intergration of utility-scale PV systems

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  54. Performance evaluation of a five-level flying capacitor converter with reduced DC bus capacitance under two different modulation schemes

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  55. Cascaded H-bridge multilevel converter for large-scale PV grid-integration with isolated DC-DC stage

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  56. Integration of Vanadium Redox Battery with PV systems: Modeling and operational characteristics

    Article • May 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  57. High gain DC/DC converter for the grid integration of large-scale PV systems

    Article • May 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  58. Power quality analysis using piecewise adaptive Prony's Method

    Article • March 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  59. Effect of redundant sub-module utilization on modular multilevel converters

    Article • March 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  60. A single-stage three-phase fuel cell system based on a boost inverter with a battery back-up unit

    Article • February 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  61. Minimising output power fluctuation of large photovoltaic plant using vanadium redox battery storage

    Article • January 2012, the Institution of Engineering and Technology (the IET)

    Dr Mihai Ciobotaru

  62. Analysis of multi-carrier PWM methods for back-to-back HVDC systems based on modular multilevel converters

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  63. A DC-link voltage ripple compensation method for multilevel active-neutral-point-clamped converters operating with SHE-PWM

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  64. Unlocking the Smart Grid: An Australian industry-university collaborative effort to address skill gaps

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  65. Operation of a modular multilevel converter with selective harmonic elimination PWM

    Article • May 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Dr. Georgios Konstantinou

  66. Grid-connected fuel cell system based on a boost-inverter with a battery back-up unit

    Article • May 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  67. A single-stage fuel cell energy system based on a buck-boost inverter with a back-up unit

    Article • May 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  68. DC-link compensation method for slim DC-link drives fed by soft grid

    Article • July 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  69. Accurate and Less-Disturbing Active Antiislanding Method Based on PLL for Grid-Connected Converters

    Article • IEEE Transactions on Power Electronics, June 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  70. Power Flow Control Through the UNIFLEX-PM Under Different Network Conditions

    Article • EPE Journal, December 2009, Taylor & Francis

    Dr Mihai Ciobotaru

  71. Short-Circuit Analysis of the UNIFLEX-PM Using Stationary and Natural Reference Frame Control

    Article • EPE Journal, December 2009, Taylor & Francis

    Dr Mihai Ciobotaru

  72. Study and analysis of a natural reference frame current controller for a multi-level H-bridge power converter

    Article • June 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  73. Accurate and less-disturbing active anti-islanding method based on PLL for grid-connected PV Inverters

    Article • June 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  74. A stationary reference frame current control for a multi-level H-bridge power converter for universal and flexible power management in future electricity network

    Article • June 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  75. Power electronics control of wind energy in distributed power systems

    Article • May 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  76. Offset rejection for PLL based synchronization in grid-connected converters

    Article • February 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  77. Power Electronics and Control of Renewable Energy Systems

    Article • November 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  78. On-line grid impedance estimation based on harmonic injection for grid-connected PV inverter

    Article • June 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  79. Line Impedance Estimation Using Active and Reactive Power Variations

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  80. Online grid impedance estimation for single-phase grid-connected systems using PQ variations

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  81. Advanced Grid Synchronization System for Power Converters under Unbalanced and Distorted Operating Conditions

    Article • November 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  82. PV inverter simulation using MATLAB/Simulink graphical environment and PLECS blockset

    Article • November 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  83. Control of Single-Stage Single-Phase PV Inverter

    Article • EPE Journal, September 2006, Taylor & Francis

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  84. Control of single-stage single-phase PV inverter

    Article • January 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru

  85. A New Single-Phase PLL Structure Based on Second Order Generalized Integrator

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru, Prof Frede Blaabjerg

  86. Adaptive Resonant Controller for Grid-Connected Converters in Distributed Power Genaration Systems

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Mihai Ciobotaru