Results 71 to 80 of about 10,270 (304)

DESIGN AND OPERATION OF A SOLID-STATE TRANSFORMER FOR INTEGRATION OF RENEWABLE ENERGY SYSTEMS

open access: yesTaikomieji tyrimai studijose ir praktikoje, 2020
Renewable energy-based grid integrations in distribution systems cause changes in the energy structure of the grid such as load flow, short circuit and protection coordination.
Burak Esenboğa   +2 more
doaj  

Smart transformer communication and application in rural microgrid settings [PDF]

open access: yes, 2015
Thesis (MEng)--Stellenbosch University, 2015.ENGLISH ABSTRACT: The Smart Grid is an initiative to make the existing utility grid more effective and efficient by making utility infrastructure smarter.
Verster, Cornel
core  

Influence of Surface Finish on the Tribological Performance of AlTiBN Coatings Deposited on Forming Tools

open access: yesAdvanced Engineering Materials, EarlyView.
Aluminum and nitride coatings are used in industry because they are hard, resist wear, and protect against oxidation. Adding boron can improve friction behavior and other properties. This study tests coatings on surfaces with different finishes. Results show smoother surfaces perform better, while rough ones wear faster, although coatings can reduce ...
Adrián Claver   +9 more
wiley   +1 more source

SMART INTERPRETATION OF TRANSFORMER FREQUENCY RESPONSE SIGNATURE [PDF]

open access: yes, 2022
Distribution and power transformers are essential components of any electricity network, hence electrical and mechanical safety of the transformer unit is among the highest concerns of electricity providers.
Nurmanova, Venera
core  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Analysis of Factors Influencing Life Cycle Costs of Transformers Based on TOPSIS Method

open access: yesEnergies
The transformer is an essential piece of equipment in a power system, and its selection is directly related to the security, stability, and economics of the power system.
Long Zhan   +8 more
doaj   +1 more source

A wireless sensor network for vibration measurement

open access: yes, 2011
Wireless sensor networks (sensornets) enable distributed sensing, opening up sensing possibilities not previously available.
Kaplan, Shaun
core  

A Smart Strategy for Photoresponsive Molecules: Utilizing Generative Pre-trained Transformer and TDDFT Calculations in Drug Delivery

open access: yes
Photoresponsive drug delivery stands as a pivotal frontier in smart drug administration, leveraging the non- invasive, stable, and finely tunable nature of light-triggered methodologies.
Shiyi, Wang   +7 more
core   +1 more source

Modular Power Converters for Smart Transformer Architectures [PDF]

open access: yes, 2019
The large integration of renewable energy sources and intermittent loads (e.g. electric vehicles) into the utility grid has imposed new challenges to the electric distribution network with respect to the voltage regulation, power quality and reliability.
Ferreira Costa, Levy
core  

Control strategies for multi-frequency power transfer in a smart-transformer-fed low-voltage grid [PDF]

open access: yes, 2015
Smart grids have attracted the attention of the scientific community for years, since the ability to better manage distributed resources in a dynamic grid scenario is of paramount importance.
Brüske, Sebastian   +5 more
core   +1 more source

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