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Modular Multilevel Converter-Based Bipolar High-Voltage Pulse Generator with Sensorless Capacitor Voltage Balancing Technique
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Article)
In order to generate bipolar high-voltage (HV) pulses across certain load from HV dc (HVdc) power supply, a voltage source inverter (VSI) stage should be inserted between the load and the supply. In order to meet the ...
A grid-connected cascaded H-bridge multilevel converter with quasi seven-level Selective Harmonic Elimination
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
In this paper, a high power grid-connected cascaded H-bridge multilevel inverter (CHB-MLI) operating with Selective Harmonic Elimination (SHE) is presented complying with the low switching frequency operation limitation. ...
Selective harmonic elimination for quasi seven-level operation of cascaded-type multilevel converters with unequal DC sources
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Generally, selective harmonic elimination (SHE) complexity for multilevel converters increases with the increase in number of levels. In this paper, an approach for multilevel converters' SHE is introduced. This approach ...
A Zeta-converter based four-switch three-phase DC-AC inverter
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Minimizing the number of active switching devices in switched-mode power-electronic systems has a significant importance. Reduced complexity and switching losses, low cost, weight, and volume and high reliability are the ...
A nine-arm modular multilevel converter (9A-MMC) for six-phase medium voltage motor drives
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Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Dual three-phase (asymmetrical six-phase) induction motors have received significant attention in high power medium voltage drive applications. Typically, two three-phase voltage source converters are needed to feed such ...
Quasi seven-level operation of multilevel converters with selective harmonic elimination
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
Generally, selective harmonic elimination (SHE) complexity for multilevel inverters increases with the increase in number of levels. In this paper, a novel approach for SHE is introduced. This approach is based on cancelling ...
Voltage sensorless current control of low power inverter-based distributed generation systems
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
The control of power electronic converters is subjected to several challenges as measurement sensors drift, malfunction in harsh environments, non-ideal grid, and performance degradation due to the delay of discrete control ...
Non-linear sliding-mode control of three-phase buck-boost inverter
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
The development of static power converters capable of transforming DC energy obtained from alternative sources into AC has become one of the main challenges in renewable energy systems. In this context, the buck-boost ...
A new five-phase to three-phase back-to-back current source converter based wind energy conversion system
(
IEEE
, 2013 , Conference Paper)
Wind energy is one of the fastest growing renewable energy sources. The increased penetration of wind power into the utility grid brings challenges such as voltage and frequency fluctuations, generator torque ripples, and ...
A stationary frame current control for inverter-based distributed generation with sensorless active damped LCL filter using Kalman filter
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
Due to the large variety of renewable power sources, power electronics play an important role in energy conversion. Different power converter topologies are used to interface distributed power generation systems (DPGS) ...