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Accurate Parameter Estimation for Unbalanced Three-Phase System [PDF]

open access: yesThe Scientific World Journal, 2014
Smart grid is an intelligent power generation and control console in modern electricity networks, where the unbalanced three-phase power system is the commonly used model. Here, parameter estimation for this system is addressed.
Yuan Chen, Hing Cheung So
doaj   +2 more sources

Single Phase Grid Connected PV-Wind-Diesel-Battery System Operated Three Phase Induction Motor for Aqua-Farms [PDF]

open access: yesE3S Web of Conferences, 2023
Sustainable Aqua Farms requires continuous power supply to drive three phase induction motors for maintaining good oxygen levels. Unfortunately many places are suffering from frequent power cuts as well as availability of only single phase supply. Hence,
M. Rekha   +4 more
doaj   +1 more source

Gas hold-up in a three-phase reciprocating plate column [PDF]

open access: yesJournal of the Serbian Chemical Society, 2005
The influence of the geometry of a reciprocating plate column (diameter), superficial gas velocity, vibration intensity and content of the solid phase in the column on the gas hold-up in a three phase column (G–L–S) were investigated in this study.
LJUBISA B. NIKOLIC   +3 more
doaj   +3 more sources

Efficient Control of a Three Phase Grid Connected PV System [PDF]

open access: yesE3S Web of Conferences, 2021
This paper presents a new control strategy of a photovoltaic system, which consists of a photovoltaic generator PVG coupled to a three phase load and three phase grid by a three phase voltage source inverter VSI without DC-DC converter. The controller is
Bahri Hicham   +5 more
doaj   +1 more source

Influence of fluid-mechanical characteristics of the system on the volumetric mass transfer coefficient and gas dispersion in three-phase system [PDF]

open access: yesHemijska Industrija, 2014
Distribution of gas bubbles and volumetric mass transfer coefficient, Kla, in a three phase system, with different types of solid particles at different operation conditions were studied in this paper.
Knežević Milena M.   +1 more
doaj   +1 more source

Power Converter Resonant Control for an Unbalanced and Non-Constant Frequency Supply

open access: yesSensors, 2023
Distorted voltage supplied as unbalanced and/or non-constant frequency can be found in weak grids, such as microgrids, or systems working in islanding mode. These kinds of systems are more sensitive under load changes. Particularly, an unbalanced voltage
Jaime Rohten   +6 more
doaj   +1 more source

Mathematical Simulation of Modes and Characteristics of Asynchronous Motors under Asymmetrical Power Supply [PDF]

open access: yesProblems of the Regional Energetics, 2019
The purpose of this article is to develop a method and algorithm for the calculation of the steady-state mode and static characteristics of the squirrel-cage asynchronous motors that are supplied by a three-phase network with an asymmetrical voltage ...
Malyar V.S.   +3 more
doaj   +1 more source

An investigation into the relationship between the formation of thermal cracked components and PM reduction during diesel combustion using water emulsified fuel

open access: yesJournal of Thermal Science and Technology, 2015
Water-in-diesel emulsion fuel (W/O) operated in diesel engines, shows a significant reduction of particulate matter (PM). In this paper, PM reduction characteristics by thermal decomposition of W/O10 and W/O20 (10vol.% and 20vol.% of water in W/O ...
Hirofumi NOGE   +4 more
doaj   +1 more source

Three-Phase Single-Stage Photovoltaic System With Synchronverter Control: Power System Simulation Studies

open access: yesIEEE Access, 2022
The performance of a grid forming inverter integrating solar PV/Wind farms with the grid is currently a topic of wide interest. Synchronverter control is one of the well-known grid forming converter techniques. Evaluation of synchronverter control in the
Ajinkya J. Sonawane, Amod C. Umarikar
doaj   +1 more source

Modulation Variants in DC Circuits of Power Rectifier Systems with Improved Quality of Energy Conversion—Part I

open access: yesEnergies, 2021
The article presents various concepts of three-phase power rectifiers with improved quality of converted electric power. This effect is obtained by modulating the currents in the DC output circuits of the rectifiers by means of power electronics ...
Tomasz Pajchrowski   +2 more
doaj   +1 more source

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