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Pulse width modulation technique for a three-to-five phase matrix converter with reduced commutations
(
Institution of Engineering and Technology
, 2016 , Article)
Variable-speed multiphase drive systems have become an increasingly important topics compared with conventional three-phase one due to their distinct advantages. This study presents a new pulse width modulation (PWM) ...
Three-wire bipolar high-voltage direct current line using an existing single-circuit high-voltage alternating current line for integrating renewable energy sources in multiterminal DC networks
(
Institution of Engineering and Technology
, 2016 , Article)
When compared with conventional point-To-point high-voltage direct current (HVDC) systems, multiterminal HVDC (MTDC) systems are more economical and flexible. MTDC systems can tie distributed high power renewable energy ...
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 ...
Zero-/Low-Speed Operation of Multiphase Drive Systems With Modular Multilevel Converters
(
Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
Modular multilevel converter (MMC)-based AC motor drives are emerging trend-research. They ease medium-/high-voltage handling in high-power applications with reduced footprint and life-cycle costs. A known challenge ...
Sinusoidal PWM modulation technique of five-phase current-source-converters with controlled modulation index
(
Institute of Electrical and Electronics Engineers Inc.
, 2014 , Conference Paper)
Applications such as multiphase machine drives and wind energy conversion systems are normally based on voltage source converters (VSCs) which feature a convenient and familiar control scheme. In high-power medium voltage ...
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 ...
Medium voltage flywheel energy storage system employing dual three-phase induction machine with machine-side series-connected converters
(
Institution of Engineering and Technology
, 2014 , Conference Paper)
Flywheels as energy storage systems are good candidates for numerous power system applications such as voltage support, serving fluctuating loads, frequency regulation and renewable energy utilization. Most of these ...
Capacitor voltage balancing using redundant states of space vector modulation for five-level diode clamped inverters
(
IEEE
, 2010 , Article)
A redundancy balancing technique for the five-level diode-clamped inverter is presented, which balances the four dc-link capacitor voltages at high modulation index and high power factor. The technique is based on dividing ...
Study of voltage source converter-based HVDC system during DC side faults
(
IEEE
, 2013 , Conference Paper)
Recently voltage source converter-based HVDC technology has witnessed a remarkable development due to the several advantages it exhibits over the conventional HVDC systems. However, one of the main remaining challenges is ...
Modular Multilevel Converter Circulating Current Reduction Using Model Predictive Control
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Article)
Modular multilevel converter (MMC) is a promising new topology for high-voltage applications. The MMC is made of several identical submodules. For proper operation, each submodule can be considered as a controlled voltage ...