Results 21 to 30 of about 18,407,476 (293)

Integration Of Solid-State Transformer Of Off-Shore Wind Turbine Systems

open access: yes, 2021
A solid state transformer(SST), when combined with a conventional back-to-back converter, is superior to a low-frequency transformer in terms of weight and price, while the efficiency remains the same as that of a low frequency transformer.
Weichong Yao   +5 more
core   +1 more source

Hosting Capacity Improvement Method Using MV–MV Solid-State-Transformer

open access: yesEnergies, 2021
As a large number of distributed generations are connected to the distribution system, research on the hosting capacity is actively being conducted. In particular, various methods, such as smart inverter functionality, co-located energy storage systems ...
Jin-Sol Song   +3 more
doaj   +1 more source

Predictive Control-Based NADIR-Minimizing Algorithm for Solid-State Transformer

open access: yesEnergies, 2021
Solid-state transformers (SSTs) are becoming an important solution to control active distribution systems. Their significant flexibility in comparison with traditional magnetic transformers is essential to ensure power quality and protection coordination
Carlos Fuentes   +2 more
doaj   +1 more source

Active Hybrid Solid State Transformer Based on Multi-Level Converter Using SiC MOSFET

open access: yesEnergies, 2018
As the types of loads have been diversified and demand has increased, conventional distribution transformers are difficult to maintain the constant voltage against voltage drop along with distance, grid voltage swell/sag, and various loads.
Chun-gi Yun, Younghoon Cho
doaj   +1 more source

Design of Three Phase Solid State Transformer Deployed within Multi-Stage Power Switching Converters

open access: yesApplied Sciences, 2019
This paper presents a symmetrical topology for the design of solid-state transformer; made up of power switching converters; to replace conventional bulky transformers. The proposed circuitry not only reduces the overall size but also provides power flow
Umair Tahir   +8 more
doaj   +1 more source

Review of the Solid-State Transformers and an Application of Full Bridge DC/DC Converter

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2019
With the increased power to weight ratio, corresponding to the developments in material science, the demand for high frequency transformers (HFT) in air, land, marine and aerospace technologies where the weight is particularly important has increased ...
Oğuz ALKUL, Şevki DEMİRBAŞ
doaj   +1 more source

The Development and Evaluation of a High-Frequency Toroidal Transformer for Solid-State Transformer Applications

open access: yesEngineering Proceedings, 2023
The performance and efficiency of high-frequency transformers (HFTs) are significantly influenced by leakage inductance. To improve the efficiency of HFTs, it is crucial to consider the effects of leakage inductance during the design and analysis ...
Abdul Shakoor   +2 more
doaj   +1 more source

Stability Assessment of Voltage Control Strategies for Smart Transformer-Fed Distribution Grid

open access: yesIEEE Access, 2020
The smart transformer (ST), a solid-state-based transformer with control and communication functionalities, determines the voltage of the low voltage (LV) network. Due to the similar control purpose, the classic multiple feedback loop (multiloop) voltage
Zhi-Xiang Zou   +3 more
doaj   +1 more source

Application of X-ray Microtomography to Quantify the Liquid Fraction of M2 Steel for Semi-solid Forming process [PDF]

open access: yes, 2013
Thixoforging, one variant of semi-solid metal processing in which the metallic alloys are processed at low liquid fraction (0.1< Fl < 0.3), is used to produce complex parts with high mechanical properties.
GU, Guochao   +4 more
core   +1 more source

Development of a Medium Voltage, High Power, High Frequency Four-Port Solid State Transformer

open access: yesCES Transactions on Electrical Machines and Systems, 2022
The power and voltage levels of renewable energy resources is growing with the evolution of the power electronics and switching module technologies.
Ahmad El Shafei   +4 more
doaj   +1 more source

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