Results 101 to 110 of about 1,731,878 (356)

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Analysis and suppression of high-frequency oscillation in wind farm-MMC-HVDC interconnected system considering distribution characteristics of submarine cables

open access: yesInternational Journal of Electrical Power & Energy Systems
With the large-scale development of offshore wind power, modular multilevel converter-based high-voltage direct current (MMC-HVDC) has emerged as a pivotal grid integration solution, yet it is constrained by high-frequency oscillation issues in power ...
Yanxu Wang   +5 more
doaj   +1 more source

Modeling of power electronic systems with EMTP [PDF]

open access: yes
In view of the potential impact of power electronics on power systems, there is need for a computer modeling/analysis tool to perform simulation studies on power systems with power electronic components as well as to educate engineering students about ...
Dravid, Narayan V., Tam, Kwa-Sur
core   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Coordinated control strategy for MMC-CLCC considering AC voltage support and active power transmission

open access: yesInternational Journal of Electrical Power & Energy Systems
The hybrid HVDC transmission system employing the Modular Multilevel Converter (MMC) at the sending end and the Controllable Line-Commutated Converter (CLCC) at the receiving end offers advantages such as avoiding commutation failures and providing ...
Weiru Wang   +5 more
doaj   +1 more source

A sonic satellite power system microwave power transmission simulation [PDF]

open access: yes
A simulator is described which generates and transmits a beam of audible sound energy mathematically similar to the SPS power beam. The simulator provides a laboratory means for analysis of ground based closed loop SPS phase control and of ionospheric ...
Ott, J. H., Rice, J. S.
core   +1 more source

Unlocking the Power of Quercetin‐Encapsulated Mesoporous Bioactive Glass Nanoparticles: A Multifunctional Approach to Bone Regeneration

open access: yesAdvanced Engineering Materials, EarlyView.
Mesoporous bioactive glass nanoparticles (MBGNs) are investigated for bone regeneration given their remarkable structural and functional properties. MBGNs are functionalized with Mn and Cu and incorporated with quercetin, a natural flavonoid exhibiting antioxidant, anti‐inflammatory, and antimicrobial properties.
Giovanni Lo Bello   +5 more
wiley   +1 more source

Physical propagation and anomaly identification of transformer with HVDC&RTTS stray current invasion

open access: yesInternational Journal of Electrical Power & Energy Systems
Aiming at the operation stability of the transformer with stray current invasion, the evolution and propagation of multiple information is investigated in this paper.
Chao Pan   +5 more
doaj   +1 more source

Optimized power converters for electrically augmented on-orbit propulsion systems

open access: yes, 2002
Advances in satellite thruster technology have produced the requirement for high power electrical supplies to operate electrically augmented on-orbit propulsion systems.
Olyniec, Lee Michael
core   +1 more source

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