Results 51 to 60 of about 6,480 (133)

Off‐Grid Solar Systems: An Experimental Work and Systematic Techno‐Economic Analysis

open access: yesEnergy Science &Engineering, EarlyView.
In the study mentioned above, experimental monitoring and economic evaluation of two off‐grid PV systems were conducted using a low‐cost data logger. The results suggest that basic DC systems are economically feasible compared to grid power, but that AC systems require further cost‐cutting to achieve financial viability.
MD Shouquat Hossain   +7 more
wiley   +1 more source

Fault‐tolerant operation for five‐phase permanent magnet synchronous machine drives with five‐phase six‐leg inverter

open access: yesIET Electric Power Applications
Five‐phase permanent magnet synchronous machine (PMSM) can operate under open‐circuit faults with the appropriate current regulations. However, the traditional current regulations based on the five‐phase half‐bridge inverter have to satisfy the ...
Lijian Wu   +3 more
doaj   +1 more source

Reliability study on DC-link capacitor in fault states of VSI in elective vehicle

open access: yesThe Journal of Engineering, 2019
DC-input side of the inverter to balance input and output power, eliminate voltage fluctuation, and reduce the voltage spike in the input side. The reliability study on DC-link capacitor under fault state is critical to the safe operation of the whole ...
Fang Yao   +3 more
doaj   +1 more source

A Modified Seven-Level Inverter with Inverted Sine Wave Carrier for PWM Control [PDF]

open access: gold, 2022
Arun Vijayakumar   +4 more
openalex   +1 more source

Clinical, Genetic, and Imaging Characteristics of SCA27B: Insights from a Large Dutch Cohort

open access: yesMovement Disorders, EarlyView.
Abstract Background Deep intronic GAA repeat expansions in intron 1 of the FGF14 gene were identified in 2023 as cause of late‐onset cerebellar ataxia. Since then, GAA‐FGF14‐related ataxia (SCA27B) has emerged as one of the most common genetic causes of late‐onset cerebellar ataxia.
Teije H. van Prooije   +26 more
wiley   +1 more source

High-frequency modelling of a three-phase pulse width modulation inverter towards the dc bus considering line and controller harmonics

open access: yesThe Journal of Engineering, 2014
Closed-form analytical formulas are provided to calculate the dc bus harmonics of a three-phase sinusoidal pulse width modulation (SPWM) inverter. The harmonic analysis is performed by using a double Fourier series approach to determine the dc bus ...
Saeid Haghbin   +2 more
doaj   +1 more source

Design of a 100 kHz wide bandgap inverter for motor applications with active damped sine wave filter

open access: yesThe Journal of Engineering, 2019
In this study, a three-phase motor inverter with sinusoidal output voltages based on the application of gallium nitride transistors and advanced control is analysed.
Franz Maislinger   +4 more
doaj   +1 more source

A new three‐level simplified sparce NPC topology for UHS PMSM motor applications

open access: yesIET Electric Power Applications
In ultra‐high speed (UHS) motor applications, full SIC two‐level (2L) inverters with high switching frequencies are generally used due to their lower cost.
Aleksandr Sheianov, Xi Xiao, Xudong Sun
doaj   +1 more source

900 V GaN-based sine-wave inverters for three-phase industrial applications

open access: yesThe Journal of Engineering, 2019
GaN devices are gradually getting attention within the industry along with SiC as a potential wide bandgap device. At present, there are almost no high-voltage GaN devices with voltage >650 V, which makes an inverter design difficult for a three-phase ...
Nilanjan Mukherjee   +3 more
doaj   +1 more source

Dual‐mode control and switching control strategy of microgrid for power battery formation and grading testing system

open access: yesIET Renewable Power Generation
To address the stability issues of the microgrid system for power battery formation and grading testing systems in scenarios involving multiple parallel converters, this paper proposes a hybrid dual‐mode control strategy combining grid‐following and grid‐
Di Xie   +4 more
doaj   +1 more source

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