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Modular multilevel DC-DC converter with arm interchange concept
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Institution of Engineering and Technology
, 2020 , Article)
Conventional modular multilevel converters (MMCs) are promising converters for high-voltage high-power applications. Unlike DC-AC conversion, DC-DC conversion of MMCs suffers from unbalanced capacitor voltages due to the ...
Modeling and Control of Single-Stage Quadratic-Boost Split Source Inverters
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Institute of Electrical and Electronics Engineers Inc.
, 2022 , Article)
This paper aims to develop the recently introduced Spilt-Source Inverter (SSI) topology to improve its boosting characteristics. New SSI topologies with high voltage gain are introduced in this paper. The proposed converters ...
A high voltage pulse-generator based on DC-to-DC converters and capacitor-diode voltage multipliers for water treatment applications
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Institute of Electrical and Electronics Engineers Inc.
, 2015 , Article)
Pulsed electric field (PEF) can be used effectively in water treatment applications by passing infected water through two electrodes excited from a high voltage pulsed power supply which guarantees killing the harmful ...
Hybrid Modular Multilevel Converter with Arm-Interchange Concept for Zero-/Low- Frequency Operation of AC Drives
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Institute of Electrical and Electronics Engineers Inc.
, 2020 , Article)
DC-AC Modular Multilevel Converter (MMC) is a promising candidate for high-power AC drive applications. The main challenge of operating the MMC in AC drive applications is its performance during low-frequency conditions, ...
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 ...
A grid-connected HVDC shunt tap based on series-input parallel-output DC-AC multi-module 2-level voltage source converters
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Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
Tapping-off a small amount of power from an HVDC transmission line to a three-phase local grid can be achieved by using shunt or series HVDC taps. This paper proposes a new grid-connected HVDC shunt tap. The proposed tap ...
The transition arm multilevel converter - A concept for medium and high voltage DC-DC transformers
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Institute of Electrical and Electronics Engineers Inc.
, 2015 , Conference Paper)
This paper proposes a dc/ac converter topology where each phase leg comprises a conventional series switch valve in one arm and a series connection of half-bridge chopper cells in the other arm. Operation with trapezoidal ...
Fault ride-through capability enhancement based on flywheel energy storage system for wind farms connected via VSC high voltage DC transmission
(
Institution of Engineering and Technology
, 2012 , Conference Paper)
This paper proposes a recovery strategy for wind energy-fed voltage source converter high voltage DC transmission systems, capable of maintaining power balance between the AC and DC sides during different AC faults. This ...
Multi-module Bi-directional Buck-Boost Inverter-based HVDC back-to-back transmission system
(
IEEE
, 2013 , Conference Paper)
Offshore wind energy is now seen as a key contributor to the renewable energy future. HVDC technology is among the chief technologies enabling widespread use of offshore wind. This paper proposes a new configuration, namely, ...