Results 131 to 140 of about 29,435,835 (299)

Ionic Precursors Transformed Into Vinyl Acetate Synthesis Catalyst via Reaction‐Driven Restructuring

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates that a simple physical mixture of Pd and Au ionic precursors, KOAc promoter, and SiO2 support can transform into a highly active vinyl acetate synthesis catalyst through reaction‐driven restructuring. The results highlight reaction‐induced restructuring as an innovative and sustainable catalyst design strategy.
Byeong Jun Cha   +11 more
wiley   +1 more source

Initial Applications of Synchrophasors Using Area Angles [PDF]

open access: yes, 2012
Synchrophasors allow fast, synchronized measurements of the power grid and have the potential to serve power system applications more e ectively. Synchrophasor data may allow analyzing subareas of the system without need for access to outer area ...
Hussam Sehwail, Sehwail, Hussam
core  

AUTOMATIC GENERATION CONTROL IN MULTI AREA INTERCONNECTED POWER SYSTEM USING PID CONTROLLER BASED ON GA AND PSO

open access: yesDiyala Journal of Engineering Sciences, 2015
The goal of paper is to maintain the frequency and tie line power changes are maintained at their scheduled values, so in this paper presents two methods for determination of the optimal (Proportional-Integral-Derivate) PID parameters for Automatic ...
Ghassan Abdullah Salman
doaj  

Multimodal Optoelectronic Synapses for Neuromorphic Intelligence: Coupling Light, Electrical, Thermal, and Beyond

open access: yesAdvanced Functional Materials, EarlyView.
This review revisits optoelectronic neuromorphic devices that extend from unimodal sensing toward multimodal perception. Five types of stimuli‐to‐output information flow that are classified based on the device roles within the system and applications are summarized and discussed.
Jihyun Shin   +6 more
wiley   +1 more source

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

Bioinspired Co‐Assembly Enables Multiscale Architected Hydrogels for 3D Printing With Integrated Antibacterial and Bioactive Functions

open access: yesAdvanced Functional Materials, EarlyView.
A multicomponent supramolecular hydrogel integrating cell‐adhesive and antibacterial peptides within an alginate‐cellulose nanofibril matrix is developed. Peptide co‐assembly simultaneously strengthens the hydrogel network, improves extrusion printability, and imparts cell‐adhesive and antibacterial functions, offering a versatile platform for ...
Mor Tsuriano‐Zernichov   +4 more
wiley   +1 more source

Minimizing regulation costs in multi-area markets

open access: yes, 2005
In a power system with many fast and/or large changes in the generation or the consumption, for example in a system with large amounts of wind power, the frequency control is more complicated to handle efficiently.
Söder, Lennart,, Lindgren, E.
core  

Robust decentralized AGC in a restructured power system

open access: yes, 2004
This paper addresses a new decentralized robust strategy to adapt the well tested classical automatic generation control (AGC) system to the changing environment of power system operation under deregulation based on the bilateral AGC scheme.
Mitani, Yasunori   +2 more
core   +1 more source

Multi-area load frequency cooperative control based on multi-agent deep reinforcement learning

open access: yes电力工程技术
With the integration of large-scale renewable energy, the frequency stability of power systems has been subjected to severe challenges. In this study, an expert-prefilled multi-agent twin delayed deep deterministic policy gradient (EP-MATD3) algorithm ...
Qingyu XU   +5 more
doaj   +1 more source

Memristive‐Gated RC‐Delay Synaptic Transistors for Time‐Encoded Analog in‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A Memristive‐Gated Transistor for Time‐Encoded Analog In‐Memory Computing — By exploiting the RC delay of a self‐rectifying interface‐type memristor, nonlinear I–V distortion is structurally bypassed, enabling 3‐bit nonvolatile memory, spike‐timing‐based analog encoding, and hardware‐calibrated reservoir‐computing validation within a unified device ...
Yun‐Seo Shin   +7 more
wiley   +1 more source

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