A Discontinuous PWM Strategy Optimized for High-Frequency Pulsating-DC Link Inverters

Arash Rahnamaee ;   Hossein Riazmontazer ;   Alireza Mojab ;   Sudip K. Mazumder ;   Milos Zefran

Tags High-frequency link inverters modulation dc/ac

This paper presents a discontinuous pulse width modulation (PWM) scheme optimized for three-phase high-frequency pulsating-dc link (HFPDCL)…

Read More Download this Paper

A New Hybrid Active Neutral Point Clamped Flying Capacitor Multilevel Inverter

Roozbeh Naderi ;   Keyue Smedley

Tags Multilevel Inverters Hybrid Inverters Flying Capacitor Neutral Point Clamped Capacitor Voltage Balancing

This paper proposes a new five-level hybrid topology combining features of neutral point clamped and flying capacitor inverters. The proposed…

Read More Download this Paper

An Active Filter Method to Eliminate DC-Side Low-Frequency Power for Single-Phase Quasi-Z Source Inverter

Baoming Ge ;   Haitham Abu-Rub ;   Yushan Liu ;   Robert S. Balog

Tags DC-AC Inverter Single phase system

The second harmonic pulsating power flows through dc side of single-phase quasi-Z-source inverter (qZSI), which causes bulky capacitor banks…

Read More Download this Paper

Design Considerations for a Voltage-Boosting DC-AC Modular Multilevel Converter

Justin Reed ;   Giri Venkataramanan ;   Dionisio Ramírez ;   Carlos Soriano

Tags DC-AC Converter M2C Modular Multilevel Converter Dynamic Model Dynamic Phasor Model Multilevel Converters

The Modular Multilevel Converter (M2C) is a relatively recent addition to the family of multilevel power converters. This paper describes the…

Read More Download this Paper

Minimized Quasi-Z Source Network for Single-Phase Inverter

Baoming Ge ;   Haitham Abu-Rub ;   Yushan Liu ;   Robert S. Balog

Tags DC-AC Inverter Single phase system

The single-phase quasi-Z source inverter topology (qZSI) is attracting attentions for the single-phase grid-tie photovoltaic applications….

Read More Download this Paper

New Modular Multilevel Converter with Power Channels between Upper- and Lower Arms Suitable for MV Drives

Liqun He ;   Kai Zhang ;   Jian Xiong ;   Shengfang Fan ;   Xiaosen Chen ;   Yaosuo Xue

Tags Modular Multilevel Converter Medium Voltage Drives Power Channel

When a modular multilevel converter (MMC) is operated at low frequencies, the submodule (SM) capacitors will suffer from huge voltage…

Read More Download this Paper

Practical Implementation of Dual Purpose No Voltage Drives for Bearingless Motors

Eric Severson ;   Srikant Gandikota ;   Ned Mohan

Tags bearingless motors magnetic bearings power electronics two level inverters dual purpose windings

Practical implementations of the power electronics required to operate bearingless machines with so-called “dual purpose no voltage" (DPNV)…

Read More Download this Paper

Ripple Voltage Minimization in Single Phase Floating Bridge Converter Modules using a Transformer Coupled Asymmetrical Bridge Converter

R. Ul Haque ;   S. Leng ;   N. Perera ;   J. Salmon

Tags ripple voltage minimization multi module converter

A method for reducing the capacitor size used in single phase floating capacitor voltage source converter modules is presented. The…

Read More Download this Paper

Space-Vector-Modulated for Z-Source Three-Level T-Type Converter with Neutral Voltage Balancing

Xiangyang Xing ;   Alian Chen ;   Weisheng Wang ;   Chenghui Zhang ;   Yuzhuo Li ;   Chunshui Du

Tags Z-source three-level T-type converter boosting gain balance the neutral-point potential voltage

The Z-source three-level T-type converter(3LT2C) is proposed for low-voltage applications. The traditional space vector modulation (SVM)…

Read More Download this Paper