H-Index & Metrics Top Publications

H-Index & Metrics

Discipline name H-index Citations Publications World Ranking National Ranking
Electronics and Electrical Engineering H-index 106 Citations 40,793 740 World Ranking 32 National Ranking 1

Research.com Recognitions

Awards & Achievements

2016 - IEEE William E. Newell Power Electronics Award For contributions to the advancement of three-phase pulse-width modulation (PWM) converter systems and power electronics education.

Overview

What is he best known for?

The fields of study he is best known for:

  • Electrical engineering
  • Mechanical engineering
  • Voltage

His scientific interests lie mostly in Electronic engineering, Electrical engineering, Control theory, Power electronics and Power factor. His studies in Electronic engineering integrate themes in fields like Three-phase, Rectifier, PWM rectifier, Topology and Boost converter. His Electrical engineering study incorporates themes from Maximum power transfer theorem and Power density.

Johann W. Kolar combines subjects such as Ripple, AC power, Voltage and Filter with his study of Control theory. He works mostly in the field of Power electronics, limiting it down to topics relating to Multi-objective optimization and, in certain cases, Energy conversion efficiency and Industrial engineering. His Power factor research incorporates themes from Inductor and Harmonics.

His most cited work include:

  • Design and Implementation of a Highly Efficient Three-Level T-Type Converter for Low-Voltage Applications (525 citations)
  • SiC versus Si—Evaluation of Potentials for Performance Improvement of Inverter and DC–DC Converter Systems by SiC Power Semiconductors (493 citations)
  • An Isolated Three-Port Bidirectional DC-DC Converter With Decoupled Power Flow Management (458 citations)

What are the main themes of his work throughout his whole career to date?

Johann W. Kolar mainly focuses on Electrical engineering, Electronic engineering, Voltage, Control theory and Power. His Electrical engineering study frequently intersects with other fields, such as Power density. The Electronic engineering study combines topics in areas such as Converters, Rectifier, Topology, Pulse-width modulation and Boost converter.

The various areas that Johann W. Kolar examines in his Rectifier study include Power factor and Power semiconductor device. His Voltage study combines topics in areas such as Electronic circuit, Modulation and Topology. His Control theory research includes themes of Ripple, Three-phase, Rotor and PWM rectifier.

He most often published in these fields:

  • Electrical engineering (43.06%)
  • Electronic engineering (37.02%)
  • Voltage (24.35%)

What were the highlights of his more recent work (between 2017-2021)?

  • Voltage (24.35%)
  • Electrical engineering (43.06%)
  • Power (18.01%)

In recent papers he was focusing on the following fields of study:

The scientist’s investigation covers issues in Voltage, Electrical engineering, Power, Three-phase and Inverter. Johann W. Kolar focuses mostly in the field of Voltage, narrowing it down to topics relating to Topology and, in certain cases, Phase and Buck converter. His Electrical engineering study frequently links to other fields, such as Power density.

Johann W. Kolar has researched Power in several fields, including Capacitance, Inductor, Topology, Filter and Electronic engineering. His work often combines Electronic engineering and Network topology studies. Johann W. Kolar has included themes like Power factor, Mains electricity and Buck–boost converter in his Three-phase study.

Between 2017 and 2021, his most popular works were:

  • Applicability of Solid-State Transformers in Today’s and Future Distribution Grids (91 citations)
  • Accurate Transient Calorimetric Measurement of Soft-Switching Losses of 10-kV SiC mosfets and Diodes (49 citations)
  • 99% Efficient 10 kV SiC-Based 7 kV/400 V DC Transformer for Future Data Centers (33 citations)

In his most recent research, the most cited papers focused on:

  • Electrical engineering
  • Mechanical engineering
  • Voltage

The scientist’s investigation covers issues in Voltage, Three-phase, Electrical engineering, Power density and Converters. The study incorporates disciplines such as Electromagnetic coil, Modulation and Electronics in addition to Voltage. His Three-phase research is multidisciplinary, incorporating perspectives in Power factor, Mains electricity and Buck–boost converter.

His Power factor study incorporates themes from Inductor and Rectifier. His Electrical engineering study integrates concerns from other disciplines, such as Capacitance and Silicon carbide. His Converters research is multidisciplinary, relying on both Power electronics, Inverter and Capacitor.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Top Publications

Influence of the modulation method on the conduction and switching losses of a PWM converter system

J.W. Kolar;H. Ertl;F.C. Zach.
ieee industry applications society annual meeting (1990)

681 Citations

Design and Implementation of a Highly Efficient Three-Level T-Type Converter for Low-Voltage Applications

M. Schweizer;J. W. Kolar.
IEEE Transactions on Power Electronics (2013)

639 Citations

SiC versus Si—Evaluation of Potentials for Performance Improvement of Inverter and DC–DC Converter Systems by SiC Power Semiconductors

J Biela;M Schweizer;S Waffler;J W Kolar.
IEEE Transactions on Industrial Electronics (2011)

629 Citations

The essence of three-phase PFC rectifier systems

Johann W. Kolar;Thomas Friedli.
international telecommunications energy conference (2011)

597 Citations

An Isolated Three-Port Bidirectional DC-DC Converter With Decoupled Power Flow Management

Chuanhong Zhao;S.D. Round;J.W. Kolar.
IEEE Transactions on Power Electronics (2008)

595 Citations

A novel three-phase utility interface minimizing line current harmonics of high-power telecommunications rectifier modules

J.W. Kolar;F.C. Zach.
IEEE Transactions on Industrial Electronics (1997)

550 Citations

Review of Three-Phase PWM AC–AC Converter Topologies

J. W. Kolar;T. Friedli;J. Rodriguez;P. W. Wheeler.
IEEE Transactions on Industrial Electronics (2011)

487 Citations

Novel Three-Phase AC–AC Sparse Matrix Converters

J.W. Kolar;F. Schafmeister;S.D. Round;H. Ertl.
IEEE Transactions on Power Electronics (2007)

478 Citations

Efficiency-Optimized High-Current Dual Active Bridge Converter for Automotive Applications

F. Krismer;J. W. Kolar.
IEEE Transactions on Industrial Electronics (2012)

470 Citations

PWM Converter Power Density Barriers

Johann W. Kolar;Uwe Drofenik;Juergen Biela;Marcelo Heldwein.
power conversion conference (2007)

398 Citations

Profile was last updated on December 6th, 2021.
Research.com Ranking is based on data retrieved from the Microsoft Academic Graph (MAG).
The ranking h-index is inferred from publications deemed to belong to the considered discipline.

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