Proceedings ArticleDOI
An innovative modular multilevel converter topology suitable for a wide power range
A. Lesnicar,Rainer Marquardt +1 more
- Vol. 3, pp 272-277
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TLDR
In this article, a new multilevel converter topology suitable for very high voltage applications, especially network interties in power generation and transmission, is presented, and a suitable structure of the converter-control is proposed.Abstract:
This paper presents a new multilevel converter topology suitable for very high voltage applications, especially network interties in power generation and transmission. The fundamental concept and the applied control scheme is introduced. Simulation results of a 36 MW-network intertie illustrate the efficient operating characteristics. A suitable structure of the converter-control is proposed.read more
Citations
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Journal ArticleDOI
High-Efficiency mosfet -Based MMC Design for LVDC Distribution Systems
TL;DR: In this article, a five-level Si mosfet-based modular multilevel converter (MMC) is proposed and evaluated for low-voltage dc distribution networks, which is a promising alternative to the conventional two-level insulated gate bipolar transistor-based converter.
Journal ArticleDOI
Model Predictive Current Control of a Seven-Level Inverter With Reduced Computational Burden
TL;DR: This article presents a new finite control set MPC (FCS-MPC) approach for a seven-level topology that reduces the number of calculations significantly compared to conventional FCS-M PC.
Proceedings ArticleDOI
Experimental verification of limiting fault currents in MVDC systems by using modular multilevel converters
TL;DR: In this article, the experimental results show that the MMC is able to limit the fault current under the investigated scenarios of load steps and arc faults causing an over current However, the AVM requires additional features which are to be implemented in future works to better reproduce the observed behavior.
Journal ArticleDOI
Capacitor Voltage Ripple Suppression in a Modular Multilevel Converter Using Frequency-Adaptive Spatial Repetitive-Based Circulating Current Controller
TL;DR: A new circulating current control architecture that uses the spatial repetitive controller (SRC) in both the outer voltage loop and the inner current loop, and can effectively suppress the second harmonic component of the submodule capacitor voltage ripple even under variable line frequency conditions.
Proceedings ArticleDOI
Phase-shift modulation technique for 5-level packed U-cell (PUC5) inverter
TL;DR: In this paper, a phase shift pulse width modulation (PS-PWM) is designed and implemented on the five level packed U-cell inverter (PUC5) to achieve better harmonic performance.
References
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Multilevel inverters: a survey of topologies, controls, and applications
TL;DR: The most important topologies like diode-clamped inverter (neutral-point clamped), capacitor-Clamped (flying capacitor), and cascaded multicell with separate DC sources are presented and the circuit topology options are presented.
Proceedings ArticleDOI
Multilevel converters-a new breed of power converters
Jih-Sheng Lai,Fang Zheng Peng +1 more
TL;DR: This paper presents three multilevel voltage source converters: (1) diode-clamp, (2) flying-capacitors, and (3) cascaded-inverters with separate DC sources.
Proceedings ArticleDOI
A fast space vector modulation algorithm for multilevel three-phase converters
TL;DR: This paper introduces a general space vector modulation algorithm for n-level three-phase power converters that is computationally extremely efficient and is independent of the number of levels of the power converter.
Proceedings ArticleDOI
Sine-triangle versus space-vector modulation for three-level PWM voltage-source inverters
TL;DR: In this paper, the inherent relations between sine-triangle and space-vector pulsewidth modulation schemes for three-level voltage-source inverters were studied and it was shown that the two schemes can function equivalently through proper selection of common-mode injections in the case of sine triangle modulation, or dwell times in equivalent redundant switching states in a space vector modulation scheme.
Proceedings ArticleDOI
Space vector modulation based on classification method in three-phase multi-level voltage source inverters
TL;DR: In this paper, the authors proposed a vector classification technique to determine sectors and durations associated with SVM in multi-level inverters, which is applicable to any number of levels.
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