Results 81 to 90 of about 3,356,558 (195)

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

AGN outflows and the cluster cooling flow conundrum

open access: yes, 2011
Temperature distributions within cores of galaxy clusters indicate gas in the core should cool down rapidly and contract. The cooling flow problem involves the hypothesis that the rapidly cooling gas should eventually condensate into unobserved molecular
Klees, Ilja
core   +1 more source

Dynamic Forecasting Model of Concrete Casting Warehouse in Middle-late Cooling Age

open access: yes工程科学与技术, 2013
:In view of the temperature fields’ simulation analysis on the full dam progress, a dynamic forecasting model of the casting warehouse during the middle-late cooling period was established, by combining the concrete average thermometer formula of the ...
黄耀英   +3 more
doaj  

Optimizing Control Chain Latency in Liquid Cooled Data Center for Load Responsive Operation

open access: yesBuildings
High power servers are accelerating adoption of cold plate liquid cooling in data centers, but control-chain latency and thermal inertia can delay regulation after load changes and trigger transient swings that threaten temperature stability.
Haotian Shi   +5 more
doaj   +1 more source

Impact of MgO Additions on the Oxidation Resistance and Compression Behavior of Vanadium Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
An increase in oxidation resistance at 600 °C is achieved for alloys containing more than 2.5 wt.% MgO. It has been established that, along with V2O5, MgO6V2, and Mg2O7V2 are formed, which are presumed to enhance oxidative stability. Furthermore, the possible transformation of Mg‐vanadates through reaction with CO2, which presumably occurs in this ...
Ievgen Solodkyi   +5 more
wiley   +1 more source

DYNAMICS OF CHANGES IN TEMPERATURE OF BATCH STERILIZERS WITH BACKPRESSURE

open access: yesАвтоматизация технологических и бизнес-процессов, 2017
The article describes the construction of dynamic subsystem logical and dynamic model for batch sterilizer with counter-pressure needed for the construction of programmer. To describe the dynamics of counter-pressure autoclave is used mathematical method
O. Klymenko, V. Petrenko, V. Tregub
doaj   +1 more source

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

Analysis of Energy Consumption, Economic Efficiency and Carbon Emissions of Ice Slurry Direct Supply System: A Case Study of China

open access: yesEnergy Science & Engineering
Traditional air conditioners suffer from low energy efficiency and exacerbate grid peak loads. While ice storage offers energy‐saving potential, the systematic regulation of ice packing fraction (IPF) on cooling consumption and its synergy with dynamic ...
Di Yang, Wenpeng Hong, Xu Jin
doaj   +1 more source

Dynamic performance analysis of sensible and latent cold thermal energy storage systems for building cooling networks

open access: yesCase Studies in Thermal Engineering
In the context of increasing energy demands and the need for efficient cooling strategies in buildings, Cold Thermal Energy Storage (TES) systems offer a promising solution for enhancing the energy flexibility of district cooling networks. However, there
Bilal Lamrani   +3 more
doaj   +1 more source

Uniform Amorphization of Crystalline Silicon Surfaces Enabled by Deep Ultraviolet Femtosecond Laser Pulses

open access: yesAdvanced Engineering Materials, EarlyView.
Deep‐UV (258 nm) femtosecond pulses enable uniform amorphous silicon writing on Si(100)/(111) with a six‐fold larger fluence amorphization window than NIR methods. Optimized fluence and overlap yield 20–45 nm uniform and continuous amorphous layers. Microscopy shows sharp interfaces, and real‐time reflectivity reveals nanosecond melt–resolidification ...
Wissal Benali   +5 more
wiley   +1 more source

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