Results 41 to 50 of about 4,772 (257)

Steam generator identification using piecewise affine model

open access: yesResults in Nonlinear Analysis, 2019
The role of steam generators in power plants is to remove the thermal power produced in the first cycle and provide the turbine intake steam. Controlling the steam generator water level has an important role in preventing unwanted turbine trips and ...
Samaneh Sadat Sajjadi, Amin Jajarmi, Ahamad Hajipour
doaj  

Research on the Thermal Stratification Phenomenon at the Secondary Side of a Steam Generator in an Isolated Loop

open access: yesEnergies, 2022
In normal operation, there is no significant thermal stratification phenomenon in the tube bundle area of the steam generator of the nuclear power plant.
Xinxin Liu   +3 more
doaj   +1 more source

An Imaging‐Guided, Patient‐Specific Guiding Aid (RWNGuide) for Safe and Reproducible Inner Ear Drug Delivery

open access: yesAdvanced Materials Technologies, EarlyView.
A patient‐specific, imaging‐guided aid enables precise and reproducible drug delivery to the inner ear. By guiding therapeutic agents directly to the round window niche, this approach reduces variability in drug localization, improves delivery safety, and addresses a critical bottleneck in inner ear therapy, offering a scalable strategy for precision ...
Yanjing Luo   +4 more
wiley   +1 more source

Substantiation of strategies for the management of blackout accident at nuclear power plants with wwer-type reactors

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2019
A conservative thermohydrodynamic model of an accident at a nuclear power plant with WWER has been developed for a design and modernized blackout accident management strategy.
Володимир Іванович Скалозубов   +5 more
doaj   +5 more sources

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

PORTABLE STEAM GENERATING EQUIPMENT [PDF]

open access: yesProceedings of SPE Rocky Mountain Regional Meeting, 1965
Publication Rights Reserved This paper was prepared for the Rocky Mountain Regional Meeting to be held in Montana, June 10–11, 1965, and is considered the property of the Society of Petroleum Engineers. Permission to copy is restricted to an abstract of not more than 300 words. Illustrations may not be copied. The abstract should contain
openaire   +1 more source

Omnidirectional Ultra‐Broadband Cu/TiO2 Metasurface Absorbers for High‐Efficiency Solar Thermal Conversion and Photothermal Plasmon‐Driven Catalysis

open access: yesAdvanced Optical Materials, EarlyView.
Metasurface shows selective solar–thermal energy conversion with high‐activity solar/laser‐driven chemistry. The breakthrough is co‐designing broadband FP‐cavity + plasmonic LSPR/SLR resonances in an ultra‐thin metamaterial so that it not only harvests the most efficient proportion of solar radiation but also suppresses mid and IR emissivity. Moreover,
Samira Mehrabi   +4 more
wiley   +1 more source

COMMAND AND CONTROL STRATEGIES APPLIED TO HIGHPOWER STEAM GENERATORS [PDF]

open access: yesJournal of Sustainable Energy, 2015
The paper presents the analysis of the actual operation scheme existing for steam generator drum. Following the trend valid for forced circulation steam generator, it is proposed to replace the classical adjustment loops with new regulation scheme ...
DUINEA. A.M., MIRCEA P.M.
doaj  

Multi-region fuzzy logic controller with local PID controllers for U-tube steam generator in nuclear power plant

open access: yesArchives of Control Sciences, 2015
In the paper, analysis of multi-region fuzzy logic controller with local PID controllers for steam generator of pressurized water reactor (PWR) working in wide range of thermal power changes is presented.
Puchalski Bartosz   +2 more
doaj   +1 more source

Synergy of Pd Clusters and TiO2 {101} for Photocatalytic Nonoxidative Coupling of Methane

open access: yesAdvanced Science, EarlyView.
This study presents photocatalytic nonoxidative coupling of methane over cal‐Pd0.05/TiO2{101}, achieving near 100% selectivity and long‐term stability under mild flow conditions through synergistic single atoms and clusters catalysis. ABSTRACT Photocatalytic nonoxidative coupling of methane (NOCM) offers a sustainable route to valorize CH4 into C2 ...
Jianlong Yang   +2 more
wiley   +1 more source

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