Results 1 to 10 of about 303 (143)

Phase disposition PWM control topology based: A novel multilevel inverter with reduced switch for power electronics applications [PDF]

Heliyon
In the field of industrial drive applications, a neutral point clamped multilevel inverter (NPC MLI) is an extensively used option. The NPC MLI architecture involves more number of components for higher level and higher switching frequency operation.
Vijaya Sambhavi Y, Vijayapriya R
doaj   +2 more sources

A new H6 neutral point clamped transformerless photo voltaic inverter [PDF]

Scientific Reports
Transformerless photovoltaic (PV) inverters are widely used in grid-connected solar energy systems due to their high efficiency and compact design. However, conventional transformerless inverters suffer from oscillating common-mode voltage (CMV), which ...
Ahmad Syed, Xiaoqiang Guo, Sudhakar Babu Thanikanti, Mohammad Khishe   +3 more
doaj   +2 more sources

Control method of DC component for NNBI accelerator power supply

Energy Reports, 2023
In the high voltage power supply of the negative ion source neutral beam injection system (NNBI) accelerator, the three-phase three-level neutral point clamping (NPC) inverter, as an inverter module, has a detectable DC component in its output.
Hongfei Yong, Shengmin Pan, Yiyun Huang, Hulin Feng, Baocan He   +4 more
doaj   +1 more source

Grid-Connected Solar PV System with Maximum Power Point Tracking and Battery Energy Storage Integrated with Sophisticated Three-Level NPC Inverter

International Transactions on Electrical Energy Systems, 2023
In this research, a solar photovoltaic system with maximum power point tracking (MPPT) and battery storage is integrated into a grid-connected system using an improved three-level neutral-point-clamped (NPC) inverter.
D. Ravi Kishore, T. Vijay Muni, B. Srinivas Raja, Mukesh Pushkarna, B. Srikanth Goud, Kareem M. AboRas, Sadam Alphonse   +6 more
doaj   +1 more source

A Hybrid-Bridge-Based Dual Active Bridge Converter With Reduced Device Count

IEEE Open Journal of Power Electronics, 2022
In this paper, a hybrid-bridge-based dual-active-bridge (DAB) converter with a three-level (TL) half-bridge and a two-level full-bridge is proposed, which can be utilized to interface the medium voltage and low voltage DC.
Jiahui Wu, Dong Liu, Yanbo Wang, Hongbo Zhao, Zhe Chen   +4 more
doaj   +1 more source

Discontinuous Space Vector PWM Strategy for Three-Phase Three-Level Electric Vehicle Traction Inverter Fed Two-Phase Load

World Electric Vehicle Journal, 2020
Discontinuous pulse width modulation (DPWM) strategies are usually adopted to reduce the switching loss and output current ripple of three-phase three-level traction inverters under three-phase load conditions. However, if there is a short circuit in any
Guozheng Zhang, Yuwei Wan, Zhixin Wang, Le Gao, Zhanqing Zhou, Qiang Geng   +5 more
doaj   +1 more source

Simplified PWM Strategy for Neutral-Point-Clamped (NPC) Three-Level Converter [PDF]

Journal of Power Electronics, 2014
A novel simplified pulse width modulation(PWM) strategy for neutral point clamped (NPC) three-level converter is proposed in this paper.The direct output voltage modulation is applied to reduce the calculation time. Based on this strategy, several optimized control methods are proposed. The neutral point potential balancing algorithm is discussed and a
Zongbin Ye, Yiming Xu, Fei Li, Xianming Deng, Yuanzheng Zhang   +4 more
openaire   +1 more source

A Five Level NPC Inverter Controlled by Using SHEPWM Strategy

Advances in Electrical and Electronic Engineering, 2011
The object of this paper is to analyse the behavior and the performances of a three-phase induction machine supplied with a five level neutral-point-clamped (NPC) inverter controlled by Selective Harmonic Eliminated Pulse-Width Modulation Technique ...
Noureddine Ould Cherchali, Abde Abdelhalim Tlemcani, Linda Barazane, Mohamed Seghir Boucherit   +3 more
doaj   +1 more source

Simplified double switching SVPWM implementation for three-level VSI

The Journal of Engineering, 2019
A generalised space vector pulse width modulation (SVPWM) framework for the realisation of all double switching states with a memory-optimised method is proposed to reduce the total harmonic distortion (THD) and to provide neutral point voltage balancing
Gopinathan Vivek, Jayanta Biswas, Meenu D. Nair, Mukti Barai   +3 more
doaj   +1 more source

Real-Time Optimization Strategy to Minimize Switching Losses for Three-Level NPC Inverter

CSEE Journal of Power and Energy Systems
This paper proposes a real-time optimization strategy, aimed at minimizing switching losses in a three-level neutral-point-clamped (3L-NPC) inverter.
Kai Li, Min Wei, Chuan Xie, Fujin Deng, Josep M. Guerrero, Juan C. Vasquez   +5 more
doaj   +1 more source