Results 31 to 40 of about 472,625 (280)

Energy Production Analysis and Optimization of Mini-Grid in Remote Areas: The Case Study of Habaswein, Kenya [PDF]

open access: yes, 2017
Rural electrification in remote areas of developing countries has several challenges which hinder energy access to the population. For instance, the extension of the national grid to provide electricity in these areas is largely not viable.
DEL CITTO, Riccardo   +8 more
core   +2 more sources

Fault diagnosis for open-circuit faults in NPC inverter based on knowledge-driven and data-driven approaches [PDF]

open access: yesIET Power Electronics, 2020
In this study, the open-circuit faults diagnosis and location issue of the neutral-point-clamped (NPC) inverters are analysed. A novel fault diagnosis approach based on knowledge driven and data driven was presented for the open-circuit faults in ...
Lei Kou   +5 more
semanticscholar   +1 more source

Optimal size selection of combined diesel generator/fuel cell/photovoltaic system components using a multi‐objective strategy and sea lion optimization algorithm

open access: yesIET Renewable Power Generation, EarlyView., 2023
The main purpose of the presented paper is to offer an optimum arrangement for a combined diesel generator/FC/PV system to off‐grid supplying of the electricity in a community in Shache, China. Abstract One of the challenges of the production sector of the electricity industry at present is how to meet the needs of electricity consumption in the ...
Hongbin Wang   +3 more
wiley   +1 more source

Artificial neural networks controllers for three-phase neutral point clamped inverters

open access: yesEngineering Science and Technology, an International Journal, 2023
In this study, a new current control method consisting of proportional-resonant (PR) based artificial neural networks (ANN) has been developed for a neutral point clamped (NPC) inverter.
Yunus Emre Yağan, Kadir Vardar
doaj   +1 more source

Design and Control of Multi – Input Multi – Output DC-DC Converter for Neutral Point Clamped Inverters

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2019
In this study, multi-input multi-output DC/DC converter topology is presented for both multisource operation and voltage unbalancing of Neutral Point Clamped (NPC) inverters.
Naki GÜLER, Erdal IRMAK
doaj   +1 more source

Power Quality Enhancement in Electricity Grids with Wind Energy Using Multicell Converters and Energy Storage [PDF]

open access: yes, 2019
In recent years, the wind power industry is experiencing a rapid growth and more wind farms with larger size wind turbines are being connected to the power system.
Allali, Ahmed   +5 more
core   +2 more sources

A novel space-vector algorithm for multilevel converters based on geometrical considerations using a new sequence control technique [PDF]

open access: yes, 2004
his paper presents a fast and simple space vector modulation algorithm for voltage source multilevel converters for calculating the switching times and the space vectors using simple geometrical considerations.
Carrasco Solís, Juan Manuel   +4 more
core   +1 more source

Precise modelling of switching and conduction losses in cascaded h-bridge multilevel inverters [PDF]

open access: yes, 2014
Nowadays, voltage source multilevel inverters are being used extensively in industry due to its many advantages, compared to conventional two level inverters, such as higher output voltage at low switching frequency, low voltage stress(dv/dt), lower ...
Alamri, B, Darwish, M
core   +1 more source

Efficiency Improvement of Fault-Tolerant Three-Level Power Converters [PDF]

open access: yes, 2018
Fault-tolerant power converters play a critical role in the transportation electrification. However, fault-tolerant operation, high efficiency, and low cost usually result in design criteria that have conflicting constraints and goals.
He, Jiangbiao   +3 more
core   +2 more sources

Study of the Modulation Schemes in the Hybrid Three-Phase Multilevel Inverter

open access: yesEletrônica de Potência, 2017
This work proposes and analyzes modulation strategies for a hybrid three- phase multilevel inverter, which employs two different topologies in a cascade connection, a three-phase Neutral Point Clamped (NPC) converter and single- phase half-bridge ...
Marcos Vinicius Bressan   +2 more
doaj   +1 more source

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