Results 61 to 70 of about 3,283,665 (289)

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

Mini Vapour Cycle System For High Density Electronic Cooling Applications [PDF]

open access: yes, 2012
This paper reports the preliminary experimental results of a mini Vapour Cycle System (VCS) for electronic thermal management applications. The water cooled miniature scale refrigeration system uses R134a as working fluid and implements a new concept oil-
Mancin, Simone   +2 more
core  

Effect of Different Pre-Cooling Methods on the Quality of Litchi During Cold Storage

open access: yesAgronomy
Pre-cooling can rapidly reduce the respiration intensity of fruit, helping extend its preservation period. This study investigates the effects of forced-air cooling with package treatment on fruit cooling and subsequent quality during storage.
Zhixiong Zeng   +8 more
doaj   +1 more source

USE OF THE CHILLERS REFRIGERATION CAPACITY EXCESS FOR THE GT INLET AIR COOLING

open access: yesАвіаційно-космічна техніка та технологія, 2020
The processes of the gas turbine inlet air cooling by exhaust heat conversion chillers, which utilizing the gas turbine exhaust gas heat, converting it into cold were analyzed.
Андрій Миколайович Радченко   +4 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

Effect of cooling method during heat treatment on microstructure and mechanical properties of FGH96 powder metallurgy superalloy

open access: yesJournal of Aeronautical Materials
Heat treatment is the most critical thermal process determining the properties of powder metallurgy(PM)superalloy components,with FGH96 currently being one of the most prevalent PM Ni-based superalloys.
WANG Yu   +6 more
doaj   +1 more source

ESTIMATION OF EFFICIENCY OF DEEP AIR COOLING AT THE INLET OF GTU BY WASTE HEAT RECOVERY CHILLER

open access: yesАвіаційно-космічна техніка та технологія, 2019
Significant fluctuations in the current temperature and relative humidity of the ambient air lead to significant changes in the heat load on the air cooling system at the inlet of the gas turbine unit, which urgently poses the problem of choosing their ...
Андрій Миколайович Радченко   +3 more
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

Heat Transfer Enhancement of the Air-Cooling Tower with Rotating Wind Deflectors under Crosswind Conditions

open access: yesApplied Sciences, 2018
To investigate the effect of wind deflectors on air flow and heat transfer performance of an air-cooling tower under crosswind conditions, an experimental system based on a surface condenser aluminum exchanger-type indirect air-cooling tower is ...
Xueping Du, Dongtai Han, Qiangmin Zhu
doaj   +1 more source

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