Simplified Zero-Voltage-Transition Circuits Applied to Bidirectional Poles: Concept and Synthesis Methodology von Beltrame, Rafael Concatto, Zientarski, Jonatan Rafael Rakoski, da Silva Martins, Mário Lúcio, Pinheiro, José Renes, Hey, Hélio Leães

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A Maximum Power Point Tracking System With Parallel Connection for PV Stand-Alone Applications von Gules, R., De Pellegrin Pacheco, J., Hey, H.L., Imhoff, J.

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Piecewise Fryze power theory analysis applied to PWM DC–DC converters von dos Santos, Niwton Gabriel Feliciani, Hey, Hélio Leães, Zientarski, Jonatan Rafael Rakoski, Martins, Mário Lúcio da Silva

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Self-commutated auxiliary circuit ZVT PWM converters von Martins, M.Ld.S., Hey, H.L.

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Coupled-Filter-Inductor Soft-Switching Techniques: Principles and Topologies von Russi, J.L., da Silva Martins, M.L., Hey, H.L.

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Integrated ZVT auxiliary commutation circuit for input stage of double-conversion UPSs von Schuch, L., Rech, C., Hey, H.L., Pinheiro, J.R.

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Analysis and Design of a New High-Efficiency Bidirectional Integrated ZVT PWM Converter for DC-Bus and Battery-Bank Interface von Schuch, L., Rech, C., Hey, H.L., Grundling, H.A., Pinheiro, H., Pinheiro, J.R.

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A Simple Approach to Detect ZVT and Determine Its Time of Occurrence for PWM Converters von Russi, J. L., Montagner, V. F., da Silva Martins, M. L., Hey, H. L.

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A ZCT auxiliary commutation circuit for interleaved boost converters operating in critical conduction mode von de Oliveira Stein, C.M., Pinheiro, J.R., Hey, H.L.

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Comparison of digital control techniques with repetitive integral action for low cost PWM inverters von Rech, C., Pinheiro, H., Grundling, H.A., Hey, H.L., Pinheiro, J.R.

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Synthesis Methodology for Multipole ZVT Converters von Russi, J.L., Martins, M.Ld.S., Schuch, L., Pinheiro, J.R., Hey, H.L.

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Novel design methodology and comparative analysis for ZVT PWM converters with resonant auxiliary circuit von Martins, M.Ld.S., Russi, J.L., Hey, H.L.

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Analysis and Synthesis of Novel Hybrid Integrated Soft-Switching Cells for Power Converter Systems With Two Switching Poles von Russi, J.L., Pinheiro, J.R., Hey, H.L.

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A modified discrete control law for UPS applications von Rech, C., Pinheiro, H., Grundling, H.A., Hey, H.L., Pinheiro, J.R.

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Zero-current and zero-voltage soft-transition commutation cell for PWM inverters von de Oliveira Stein, C.M., Grundling, H.A., Pinheiro, H., Pinheiro, J.R., Hey, H.L.

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Synthesis and Comparative Analysis of Very High Step-Up DC–DC Converters Adopting Coupled-Inductor and Voltage Multiplier Cells von Andrade, Antonio Manuel Santos Spencer, Mattos, Everson, Schuch, Luciano, Hey, Helio Leaes, da Silva Martins, Mario Lucio

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An improved ZCS-PWM commutation cell for IGBT's application von Fuentes, R.C., Hey, H.L.

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Implementation issues of a digital control system applied to a PFC boost converter von Roggia, L., Beltrame, F., Baggio, J.E., Hey, H.L., Pinheiro, J.R.

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Comparative Evaluation of Single Switch High-Voltage Step-Up Topologies Based on Boost and Zeta PWM Cells von Santos Spencer Andrade, Antonio Manuel, Leaes Hey, Helio, Schuch, Luciano, Lucio da Silva Martins, Mario

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Module Integrated Buck Inverter: Analysis and Design von Pacheco Meurer, Andre, Andrade, Antonio Manuel Santos Spencer, Mezaroba, Marcello, Martins, Mario L. S., Leaes Hey, Helio

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