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A T-Type Modular Multilevel Converter
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Institute of Electrical and Electronics Engineers Inc.
, 2021 , Article)
This article proposes a novel modular multilevel converter (MMC) named 'T-type MMC' (T-MMC) for reliable, controllable, and efficient performance in energy conversion applications. Circuitry configurations and control ...
HVDC shunt tap based on series-input parallel-output DC-AC multi-module VSCs with DC voltages balancing
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Institution of Engineering and Technology
, 2014 , Conference Paper)
Conventionally, tapping-off a small amount of power from an HVDC transmission line to a three-phase local network can be achieved using a DC-to-AC voltage source converter (VSC) followed by a step down transformer. In order ...
Medium voltage flywheel energy storage system employing dual three-phase induction machine with machine-side series-connected converters
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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 ...
Analysis and Assessment of Modular Multilevel Converter Internal Control Schemes
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Institute of Electrical and Electronics Engineers Inc.
, 2020 , Article)
Adoption of distributed submodule (SM) capacitors in a modular multilevel converter (MMC) necessitates complex controllers to ensure the stability of its internal dynamics. This paper presents comprehensive analysis and ...
A Six-Arm Symmetrical Six-Phase Hybrid Modular Multilevel Converter with Unidirectional Current Full-Bridge Submodules
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Institute of Electrical and Electronics Engineers Inc.
, 2021 , Article)
Multiphase converter complexity is one of the concerns that restrict the widespread utilization of multiphase machines. One of the developmental trends to alleviate the converter complexity is reducing passive and active ...
A Novel Converter Station Structure for Improving Multiterminal HVDC System Resiliency Against AC and DC Faults
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Institute of Electrical and Electronics Engineers Inc.
, 2020 , Article)
In an effort to minimize the power disruption between a dc grid and ac grids that host power converters during ac and dc network faults, this paper proposes a novel converter station structure to improve ac and dc fault ...
A Neutral-Point Diode-Clamped Converter with Inherent Voltage-Boosting for a Four-Phase SRM Drive
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Institute of Electrical and Electronics Engineers Inc.
, 2020 , Article)
This article proposes a new asymmetric neutral-point diode-clamped (NPC) multilevel converter for a four-phase switched reluctance motor drive. The inbuilt NPC clamping capacitors are used for both voltage level clamping ...
A generalized approach for design of contingency versatile DC voltage droop control in multi-terminal HVDC networks
(
Elsevier Ltd
, 2021 , Article)
The non-deterministic nature of power fluctuations in renewable energy sources impose challenges to the design of DC voltage-droop controller in Multi-Terminal High-Voltage DC (MTDC) systems. Fixed droop control does not ...
Development of a three-phase interleaved converter based on SEPIC DC-DC converter operating in discontinuous conduction mode for ultra-fast electric vehicle charging stations
(
John Wiley and Sons Inc
, 2021 , Article)
One of the main challenges that impact transportation systems electrification is their batteries' charging process. This work presents the development of a three-phase ultra-fast Electric Vehicle (EV) charger based on the ...
An asymmetrical six-phase induction motor drive based on nine-arm Modular Multilevel Converter (9AMMC) with circulating current suppression
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Asymmetrical six-phase (dual three-phase) induction motors have received significant attention in high power medium voltage drive applications. Normally, two three-phase voltage source converters are used to supply the ...