Results 31 to 40 of about 94,013 (306)

Моделирование и оптимизация систем автоматического управления уровнем воды в парогенераторах АЭС с реакторами ВВЭР-1000 [PDF]

open access: yes, 2009
В статье рассматриваются задачи управления парогенератором в нормальном режиме работы, и приводится математическое моделирование систем автоматического управления уровнем воды в парогенераторе с различными типами регуляторов.
Джафари Хенджани, Сейед Моджтаба   +1 more
core  

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Soft Neural Interfaces for Circuit‐Level Analysis of Magnetogenetic Deep Brain Stimulation in Parkinson's Disease Models

open access: yesAdvanced Healthcare Materials, EarlyView.
ABSTRACT Magnetogenetic deep brain stimulation (MG‐DBS) represents a wireless neuromodulation that has demonstrated long‐lasting behavioral benefits in Parkinson's disease models. However, the circuit‐level mechanisms underlying these therapeutic effects have remained uncharacterized due to limitations of conventional neural interfaces.
Jakyoung Lee   +10 more
wiley   +1 more source

Mathematical modeling of control system for the experimental steam generator

open access: yesEPJ Web of Conferences, 2016
A steam generator is an essential unit of each cogeneration system using steam machines. Currently one of the cheapest ways of the steam generation can be application of old steam generators came from army surplus store.
Podlasek Szymon   +5 more
doaj   +1 more source

Effect of Saturated Steam Carried Downward on the Flow Properties in the Downcomer of Steam Generator

open access: yesEnergies, 2019
The saturated water separated by the steam separator in a natural circulation steam generator may carry a small amount of saturated steam into the downcomer.
Yan Liu   +4 more
doaj   +1 more source

Performance Optimization Method of Steam Generator Liquid Level Control Based on Hybrid Iterative Model Reconstruction

open access: yesEngineering Proceedings, 2023
The steam generator is an important piece of energy exchange equipment for nuclear power plants, and the level control of the steam generator plays a key role in the stable operation of the plants.
Xiaoyu Li   +4 more
doaj   +1 more source

Physicochemical Reinforcement Unlocks Sterilization‐Stable Anisotropic Hydrogels for Cell‐Compatible Mock Arteries

open access: yesAdvanced Healthcare Materials, EarlyView.
ABSTRACT In vitro arterial models offer ethical and robust alternatives for vascular research but require cytocompatible materials that replicate physiological mechanics. Poly(vinyl alcohol) (PVA) hydrogels produced by directional freezing and salting‐out (PVA DFSO) are anisotropic yet lack stability for cell culture. Herein, methacrylated PVA (PVA‐MA)
Javiera Sanhueza Ortega   +4 more
wiley   +1 more source

Design of Coil-Wound Once-Through Steam Generator System for Concentrating Solar Power Plants

open access: yesSolarPACES Conference Proceedings
The viability of solar tower plants is endangered owing to multiple failures, mainly in their steam generators. These failures produce unscheduled shutdowns with significant economic losses that increase the financing costs of this technology due to its
Dario Pardillos-Pobo   +3 more
doaj   +1 more source

In Situ Amine Formation to Modulate MOF‐Derived PdIn N‐Doped Carbon Catalysts

open access: yesAdvanced Materials, EarlyView.
An amine‐assisted approach converts PdIn‐MOF into PdIn intermetallic nanoparticles embedded in N‐doped carbon. In situ‐generated amines trigger early Pd nucleation, producing smaller PdIn domains than direct pyrolysis. Amine sterics and basicity tune composition and particle size, while solvent and amine co‐determine textural features.
Gonzalo Egea   +9 more
wiley   +1 more source

Assessment of Radiation Dose during the Installation and Removal of Steam Generator Primary Nozzle Dam in Overhaul Period [PDF]

open access: yesJournal of Radiation Protection and Research
Background The installation and removal of nozzle dam work is one of the representative maintenance works in the steam generator primary side and can result in high levels of exposure due to the Chalk River unidentified deposit deposited inside the steam
Ju Young Kim   +3 more
doaj   +1 more source

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