Results 41 to 50 of about 8,108,520 (294)

A Review on Materials for Flame Retarding and Improving the Thermal Stability of Lithium Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2020
Lithium-ion batteries (LIBs), featured by high energy density, high power density, excellent cycle performance and environmental friendliness, are widely used in electric equipment, electric vehicles and energy storage.
Fei Gao   +6 more
doaj   +1 more source

Line Pilot Protection of Flexible DC Grid Based on Traveling-Wave JS Divergence

open access: yesIEEE Access, 2022
The proportion of renewable energy mainly including hydropower, photovoltaic and wind power is growing rapidly. DC transmission technology has become the main tool of new energy transmission.
Chunxiang Mao   +4 more
doaj   +1 more source

Protecting the power transmission grid

open access: yesTransformers Magazine, 2017
Power transformers are vital pieces of equipment in the power grid. However, the measures taken to safeguard these critical transmission nodes from high-powered ballistics are often insufcient. This article presents the threat that ballistics attacks pose to transformers and the consequences such attacks may have on the broader power grid. The physical
Case, Justin, Pregartner, Helmut
openaire   +2 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Application research on pilot protection method for multi‐terminal hybrid line‐commutated converter/modular multilever converter‐based high voltage DC system

open access: yesIET Generation, Transmission & Distribution, 2021
The multi‐terminal hybrid line commutated converter (LCC)/modular multilevel converter (MMC)‐based high voltage dc (HVDC) has been applied to solve the simultaneous commutation failure problem in East China.
Chenhao Zhang   +6 more
doaj   +1 more source

HVDC Transmission Line Protection Based on Transient Power

open access: yesProcedia Technology, 2016
AbstractThis paper presents a new protection method for High Voltage Direct Current (HVDC) system based on transient power. Behavior of the HVDC system during fault is studied. Variation of transient power and the relation between various parameters of the line are analyzed during each fault.
Tom, Sherin, Thomas, Jaimol
openaire   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

A novel non‐unit protection scheme for HVDC transmission lines based on multi‐resolution morphology gradient

open access: yesIET Generation, Transmission & Distribution, 2021
This paper presents a novel non‐unit protection scheme for the protection of LCC‐HVDC transmission lines. The fault‐generated travelling waves at the faulty line ends are filtered by a filter–reactor unit.
Vahid Raghpoor   +2 more
doaj   +1 more source

KDAC6 alters cell morphology and motility through positive and negative modulation of F‐actin distribution

open access: yesFEBS Open Bio, EarlyView.
KDAC6 has been associated with cell motility and actin structures, but specific domain contributions are not established. The two catalytic domains have differential effects on motility and F‐actin regulation, affecting cortical F‐actin density, motility, stress fibers, and cell spreading.
Taylor V. Joseph   +7 more
wiley   +1 more source

Power Transmission Clamps for Analysis and Protection of Electrical Transmission Lines

open access: yes, 2019
The invention disclosed is type of electronic actuator which tensions and compresses the grid transmission wires so as to avoid the sagging of the wires during high temperature environment. The invention also helps in reducing the vibration of the wires which increases the life of the wires respectively.
openaire   +1 more source

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