Results 31 to 40 of about 11,482,676 (308)

Evaluation of forced convective boiling heat transfer with layered parallel microchannels

open access: yesJournal of Thermal Science and Technology, 2020
In this study, we experimentally evaluated heat transfer performance using a configuration of layered parallel microchannels, with a focus on the effect of refrigerant mass flow rate on heat transfer performance. HFC-245fa was used as a refrigerant owing
Yusuke NISHIMURA   +3 more
doaj   +1 more source

Simulation Study of Influencing Factors of Immersion Phase-Change Cooling Technology for Data Center Servers

open access: yesEnergies, 2023
The immersion phase-change cooling technology utilizes the latent heat of the cooling liquid to dissipate heat by directly contacting the cooling liquid with the heat-generating electronic chip, which can meet the cooling requirements of current high ...
Tiantian Zhao   +5 more
doaj   +1 more source

Thaw Characteristics of Soil around Buried Pipeline in Permafrost Regions Based on Numerical Simulation of Temperature Fields

open access: yesJournal of Thermal Science and Technology, 2012
The freezing-thawing processes of the soil around the buried oil and gas pipelines in permafrost regions due to the effect of the pipe and atmospheric environment may bring about dangers to the pipelines as frost heave and thaw settlement occur and go on,
Zaiguo FU, Bo YU, Jie ZHU, Wang LI
doaj   +1 more source

Experimental Study of Pore-Scale Water Flooding with Phase Change Based on a Microfluidic Model in Volatile Carbonate Reservoirs

open access: yesApplied Sciences, 2023
Carbonate reservoirs usually have strong heterogeneity, with complex pore structure and well-developed natural fractures. During reservoir development, when the formation pressure is lower than the bubble point pressure of crude oil, the fluid undergoes ...
Pin Jia   +4 more
doaj   +1 more source

Experiment Study and Visualization of the Startup Characteristics of a Loop Heat Pipe Enhanced by the Pressure Head due to Evaporation

open access: yesZhileng xuebao, 2020
A new-type of loop heat pipe (LHP), which is enhanced by the pressure head due to evaporation, was proposed and studied. Its wick was separated from the heating surface and a steam chamber was formed in which the phase change of the working fluid occurs ...
Dong Beibei   +4 more
doaj  

Experimental Validation of an Analytical Condensation Model for Application in Steam Turbine Design

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
This paper presents experimental data on shear-stress-driven liquid water films on a horizontal plate formed by the condensation of superheated steam. The experimental results were obtained in the Experimental Multi-phase Measurement Application (EMMA ...
Florian Felix Lapp   +3 more
doaj   +1 more source

Transient Phase-Change Effect in Phase-Change Memory Devices [PDF]

open access: yes, 2009
Phase-change random access memory (PCRAM) is one of the next-generation memories with the most potential due to its many good characteristics, such as nonvolatility, high endurance and long data retention. PCRAM has the potential to replace flash memory,
Yeo, Eng Guan
core  

Heat transfer enhancement for thermal energy storage using metal foams embedded within phase change materials (PCMs) [PDF]

open access: yes, 2010
In this paper the experimental investigation on the solid/liquid phase change (melting and solidification) processes have been carried out. Paraffin wax RT58 is used as phase change material (PCM), in which metal foams are embedded to enhance the heat ...
Zhao, Changying   +5 more
core   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Analysis on the Improvement of Thermal Performance of Phase Change Material Ba (OH)2·8H2O

open access: yesEnergies, 2021
Benefitting from the characteristics of a high latent heat capacity and stable phase change behavior, phase change materials have widely received concerns in the field of thermodynamic management.
Xiaohui Lu   +3 more
doaj   +1 more source

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