Results 61 to 70 of about 3,083 (222)

Thermo-Hydraulic Performance of Pin-Fins in Wavy and Straight Configurations

open access: yesMicromachines, 2022
Pin-fins configurations have been investigated recently for different engineering applications and, in particular, for a cooling turbine. In the present study, we investigated the performance of three different pin-fins configurations: pin-fins forming a
Mohamad Ziad Saghir   +1 more
doaj   +1 more source

Operation, Testing and Long Term Behaviour of the LHC Test String Cryogenic System [PDF]

open access: yes, 1998
Since the end of 1994 we have been operating a prototype half-cell of the machine lattice, accumulating more than 10,000 hours at superfluid helium temperatures and recovering from 150, mainly provoke d, magnet resistive transitions.
Casas-Cubillos, J   +4 more
core  

Influence of Layering and Curie Temperature Uncertainty on the Performance of Multilayer Active Magnetic Regenerators

open access: yesAdvanced Functional Materials, Volume 35, Issue 52, December 23, 2025.
This study examines how manufacturing uncertainties in Curie temperatures (1.5–2°C) affect multilayer active magnetic regenerators (AMR). While increasing the number of magnetocaloric layers boosts cooling power, performance degrades due to temperature variations.
Urban Tomc   +6 more
wiley   +1 more source

Numerical modelling of slope–vegetation–atmosphere interaction: an overview [PDF]

open access: yes, 2017
The behaviour of natural and artificial slopes is controlled by their thermo-hydro-mechanical conditions and by soil–vegetation–atmosphere interaction. Porewater pressure changes within a slope related to variable meteorological settings have been shown ...
Askarinejad, Amin   +16 more
core   +1 more source

Influence of Geometrical Parameters of Open-Cell Aluminum Foam on Thermohydraulic Performance

open access: yesHeat Transfer Engineering, 2013
The influence of the geometry of open-cell aluminum foam on the thermohydraulic behavior in channel flow is investigated. The mean cell diameter and the strut cross-sectional surface area are chosen as geometrical parameters, ranging respectively between 1.2 and 5.2 mm and between 0.0125 and 0.17 mm2.
De Jaeger, Peter   +5 more
openaire   +3 more sources

Systematic Review of Flat Plate Photovoltaic Thermal Systems: Components, Efficiency, Monitoring, and Artificial Intelligence

open access: yesEnergy Technology, Volume 13, Issue 11, November 2025.
This article presents a review of flat‐plate hybrid solar panels, focusing on four key aspects: system components, parameters affecting efficiency, monitoring, and applications of artificial intelligence. The use of hybrid solar panels represents a promising technology for the simultaneous generation of electrical and thermal energy from solar ...
Amy Zulema Velasco Bonilla   +8 more
wiley   +1 more source

Superfluid helium as a technical coolant [PDF]

open access: yes, 1997
The characteristics of superfluid helium as a technical coolant, which derive from its specific transport properties, are presented with particular reference to the working area in the phase diagram (saturated or pressurised helium II).
Lebrun, P
core  

Forced Convection of Carreau Hybrid Nanofluid in a Modified T‐Shaped Cavity Under Inclined MHD and Radiation Effects

open access: yesEngineering Reports, Volume 7, Issue 10, October 2025.
The 2D, steady, laminar forced convection of a Carreau hybrid nanofluid (MgO–Ag/water) in a modified T‐shaped cavity with two outlets and a bottom inlet is investigated numerically in current work. The cold nanofluid enters from the inlet at the bottom with Tc$$ {T}_c $$ and velocity uc$$ {u}_c $$, while the vertical L‐shaped walls (W1$$ {W}_1 $$ and ...
Inayat Ullah   +5 more
wiley   +1 more source

Analysis of air impact on aircraft engine lubrication system performance

open access: yesАвіаційно-космічна техніка та технологія
A distinctive feature of an aircraft gas turbine engine (GTE) oil system is that an oil-air mixture, rather than pure oil, circulates through almost all of its components.
Taras Mykhailenko   +2 more
doaj   +1 more source

Excitation test results on a single inner vertical coil for the Large Helical Device [PDF]

open access: yes, 1997
Excitation experiments on a single inner vertical coil for the Large Helical Device (LHD) were carried out to confirm its performance. The coil is one of the LHD\u27s poloidal field coils and consists of a forced-flow Nb-Ti cable-in-conduit conductor ...
A. Iwamoto   +21 more
core   +1 more source

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