Design and implementation of active neutral-point-clamped nine-level reduced device count inverter: an application to grid integrated renewable energy sources
Sign Up to like & getrecommendations! Published in 2018 at "Iet Power Electronics"
DOI: 10.1049/iet-pel.2016.0951
Abstract: Multilevel inverters are one of the preferred choices in medium-voltage and high-power applications in the recent past. Active neutral-point-clamped (ANPC) inverter is the most popular topology, especially in the class of five-level (5L) inverters. In… read more here.
Keywords: inverter; active neutral; level; point clamped ... See more keywords
Seven‐level boosting active neutral point clamped inverter using cross‐connected switched capacitor cells
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DOI: 10.1049/iet-pel.2020.0107
Abstract: In this study, an active neutral point clamped-type boosting switched-capacitor multilevel inverter (SCMLI) with self-voltage balancing capability is proposed. In the proposed topology, a novel switched capacitor cell is used, which has eight switches and… read more here.
Keywords: switched capacitor; active neutral; point clamped; topology ... See more keywords
Fault analysis in the 5-level multilevel NCA DC–AC converter
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DOI: 10.1080/00051144.2023.2203553
Abstract: The existing neutral clamped active inverter has common mode voltage with the high frequency which can reduce the severity with less voltage gain. The traditional active neutral point clamped (APC) DC–AC converter maintains great common… read more here.
Keywords: active neutral; point clamped; level; voltage ... See more keywords
Multi-constraints based predictive current control of simplified neutral point clamped inverter
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DOI: 10.1108/wje-04-2021-0194
Abstract: Purpose Maintaining a balanced neutral point, reducing power loss, execution time are important criteria for the controlling of neutral point clamped (NPC) inverter. However, it is tough to meet all the challenges and also supplying… read more here.
Keywords: inverter; mpc; system; point clamped ... See more keywords
Modified Predictive Control Method of Three-Level Simplified Neutral Point Clamped Inverter for Common-Mode Voltage Reduction and Neutral-Point Voltage Balance
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DOI: 10.1109/access.2019.2936611
Abstract: Three-level simplified neutral point clamped (NPC) inverters are studied due to lower harmonics and fewer switching devices. Nevertheless, this topology needs to obtain neutral point (NP) voltage balance through either control or modulation methods. For… read more here.
Keywords: voltage; balance; control method; neutral point ... See more keywords
A Carrier-Based PWM Strategy Providing Neutral-Point Voltage Oscillation Elimination for Multi-Phase Neutral Point Clamped 3-Level Inverter
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DOI: 10.1109/access.2019.2938623
Abstract: General pulse width modulation (PWM) model for multi-phase neutral point (NP) clamped (NPC) 3-level inverter (3LI) is described. A novel PWM strategy for $N$ -phase NPC 3LI with unconditional NP voltage balance is proposed as… read more here.
Keywords: phase; pwm; pwm strategy; neutral point ... See more keywords
Bidirectional Three-Level Stacked Neutral-Point-Clamped Converter for Electric Vehicle Charging Stations
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DOI: 10.1109/access.2020.2976003
Abstract: Electric vehicles (EVs) powered by batteries and other energy storage devices (ESDs), e.g., ultracapacitors, are expected to play an important role in the development of a more sustainable future. In this context, charging stations (CSs)… read more here.
Keywords: neutral point; level; power; three level ... See more keywords
A Hysteresis Space Vector PWM for PV Tied Z-Source NPC-MLI With DC-Link Neutral Point Balancing
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DOI: 10.1109/access.2021.3068335
Abstract: The Photo-voltaic (PV) tied Z-source Neutral-point clamped multilevel inverter (Z-NPC-MLI) is used in solar grid connected applications due to its single stage conversion and better performance. Though the Z source inverters adaptation is accepted in… read more here.
Keywords: point balancing; mli; neutral point; npc mli ... See more keywords
An Advanced Modulation Technique Featuring Neutral Point Voltage Ripple Suppression of Three-Level Converters in High-Speed Drives
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DOI: 10.1109/access.2021.3122922
Abstract: This paper introduces an advanced space vector modulation technique for three-level neutral-point-clamped (3L-NPC) converters. The studied 3L-NPC converters within aircraft electric starter generator (ESG) systems normally operate at high modulation index, low pulse ratio and… read more here.
Keywords: modulation; voltage ripple; point voltage; point ... See more keywords
Virtual Vector-Based FCS-MPC for NPC Three-Level Grid-Tied Inverter Without Weighting Factor of Neutral-Point Voltage Balancing
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DOI: 10.1109/access.2022.3187994
Abstract: The neutral-point clamped (NPC) inverter is widely used in energy conversion, but the unbalance of neutral-point voltage (NPV) will lead to imprecise control and the decline of power quality. Conventional finite control set model predictive… read more here.
Keywords: voltage; weighting factor; vector; neutral point ... See more keywords
Model Predictive Control Methods for Three-Level Sparse Neutral Point Clamped Inverter
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DOI: 10.1109/jestpe.2019.2914764
Abstract: Three-level sparse neutral point clamped inverter is employed in this paper due to low harmonic, fewer switching devices, and less dc-link capacitor voltage imbalance problems. Model predictive control (MPC) methods are proposed to fully exploit… read more here.
Keywords: level sparse; neutral point; sparse neutral; voltage ... See more keywords