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Novel voltage balancing algorithm for single-phase cascaded multilevel inverter for post-module failure operation in solar photovoltaic applications
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Institution of Engineering and Technology
, 2019 , Article)
Four cascaded quasi-impedance source inverter (qZSI) modules are required for achieving nine-level output voltage waveform. In case of one module failure, number of levels in output voltage are reduced to seven. This leads ...
New tri-switching state non-isolated high gain DC-DC boost converter for microgrid application
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Institution of Engineering and Technology
, 2019 , Article)
High efficiency is an important requirement from DC-DC converter in DC microgrid system when integrated with renewable energy sources. This study proposes a new tri-switching state non-isolated high gain boost converter ...
Selective harmonics elimination in multilevel inverter by a derivative-free iterative method under varying voltage condition
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ISA - Instrumentation, Systems, and Automation Society
, 2019 , Article)
Selective Harmonics Elimination Pulse width modulation (SHE PWM) presents an alternative modulation technique to operate medium voltage medium and high power converters as it reduces the switching losses. SHE PWM generates ...
A New Variable Frequency Control of 49-Level Cascaded Packed U-Cell Voltage Source Inverter
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Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
Requirement of large number of levels with lower number of switching devices has made asymmetrical converters more popular than the symmetrical ones. Asymmetrical cascaded multilevel inverters (ACMLI) can achieve high ...
A New Triple-Switch-Triple-Mode High Step-Up Converter with Wide Range of Duty Cycle for DC Microgrid Applications
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Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
DC microgrid is gaining attraction and a recent trend in distribution power generation system due to penetration of renewables (especially photovoltaic or fuel cell). In this paper, a new triple-switch-triple-mode high ...
Nonisolated Symmetrical Interleaved Multilevel Boost Converter with Reduction in Voltage Rating of Capacitors for High-Voltage Microgrid Applications
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Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
This article proposed a nonisolated symmetrical interleaved multilevel boost converter for high-voltage microgrid applications. The proposed converter configuration is derived from the integration of a voltage multiplier ...
Novel level-shifted PWM technique for cascaded multilevel quasi-impedance source inverter
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Institute of Electrical and Electronics Engineers Inc.
, 2021 , Article)
In a multilevel quasi-impedance source inverter (qZSI), phase-shifted carrier pulsewidth modulation (PS-PWM) is the most popular modulation method as it offers advantages such as simple implementation and evenly powered ...
High gain switched-inductor-double-leg converter with wide duty range for dc microgrid
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Institute of Electrical and Electronics Engineers Inc.
, 2021 , Article)
In a dc microgrid, efficient high gain converters are needed to raise the voltage level of low voltage power sources such as photovoltaic, fuel cells, etc. In this article, a high-gain switched-inductor-double-leg converter ...
Modified multilevel buck-boost converter with equal voltage across each capacitor: Analysis and experimental investigations
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Institution of Engineering and Technology
, 2019 , Article)
Recently, the circuitry of Multilevel Buck-Boost Converter (here, called MBBC1) is suggested in the literature to attain high inverting voltage by increasing the output levels of the classical buck-boost converter. However, ...
High gain three-state switching hybrid boost converter for DC microgrid applications
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Institution of Engineering and Technology
, 2019 , Article)
A novel high gain three-state switching hybrid boost (TSS-HB) converter for DC microgrid applications is proposed in this study. The TSS-HB converter is developed from a conventional boost converter with voltage lift ...