Results 1 to 10 of about 510 (127)

Spatiotemporally heterogeneous soil thermohydraulic processes in the frozen soil of the Tibetan Plateau

open access: yesGeoderma, 2023
Frozen soil properties and thermohydraulic processes are still not fully understood due to lack of in-situ measurements, especially in the high altitudes and high latitudes (HAHL).
Lan Cuo, Yongxin Zhang, Liqiao Liang
exaly   +3 more sources

Examining the effect of backward/forward-facing wavy channels on the thermohydraulic performance of a printed circuit heat exchanger under the laminar flow regime

open access: yesInternational Journal of Thermofluids, 2023
The printed circuit heat exchanger (PCHE) has been used in many important engineering applications because of its advantages, including its small size and high efficiency.
Hayder Mohammad Jaffal
exaly   +3 more sources

Investigation of thermohydraulic dispatcher properties and peculiarities [PDF]

open access: yesE3S Web of Conferences, 2019
Application of thermohydraulic dispatcher (THD) for district heating systems is, to some extent, limited due to insufficient information about its properties and features.
Romanov D. O., Yavorovsky Y. V.
doaj   +2 more sources

Thermohydraulic Performance and Entropy Generation of a Triple-Pass Solar Air Heater with Three Inlets

open access: yesEnergies, 2021
In this paper, a triple-pass solar air heater with three inlets is analytically investigated. The effects of airflow ratios of the second and third passes (ranging from 0 to 0.4), and the Reynolds number of the third pass (ranging from 8000 to 18,000) on
Nguyen Minh Phu, Phu Nguyen Minh
exaly   +3 more sources

Thermohydraulic Performance of Chevron Pin-Fins

open access: yesFluids, 2022
The present study focuses on the optimum design effectiveness in heat removal for small surfaces. Pin-fin made of solid and porous cylindrical shape forming chevron is investigated numerically using the finite element method.
Mohamad Ziad Saghir, Ibrahim Ghalayini
doaj   +2 more sources

Thermohydraulic performance optimization of a novel double-pass solar air heater with vertical PCM-integrated cylinders: A comparative study

open access: yesCase Studies in Thermal Engineering
Solar air heater (SAH) systems are efficient devices to capture solar energy, but their consistent thermohydraulic performance is limited by poor convective heat transfer and fluctuating solar energy.
Adnan Ibrahim   +2 more
exaly   +3 more sources

Large-eddy simulation on gas mixing induced by the high-buoyancy flow in the CIGMAfacility

open access: yesNuclear Engineering and Technology, 2023
The hydrogen behavior in a nuclear containment vessel is a significant issue when discussing the potential of hydrogen combustion during a severe accident.
Satoshi Abe, Yasuteru Sibamoto
doaj   +1 more source

Experimental evaluation of natural convection in the IPR-R1 Triga research reactor at 264 kW and 105 kW

open access: yesBrazilian Journal of Radiation Sciences, 2021
In order to study the safety aspects connected with the permanent increase of the maximum steady state power of the IPR-R1 Triga Reactor of the Nuclear Technology Development Center (CDTN), experimental measurements were done with the reactor operating ...
Amir Zacarias Mesquita
doaj   +1 more source

Thermo-hydraulic Simulation of AP1000 Nuclear Reactor Fuel Assembly

open access: yesVetor, 2021
One of the challenges of future nuclear power is the development of safer and more efficient nuclear reactor designs. The AP1000 reactor based on the PWR concept of generation III + has several advantages, which can be summarized as: a modular ...
Leonardo Acosta Martínez   +3 more
doaj   +5 more sources

The effect of geometrical parameters on thermohydraulic characteristics of plain fin-and-flat tube heat exchangers: A CFD and Taguchi approach

open access: yesInternational Journal of Thermofluids
The present work evaluated the effect of the geometrical parameters of plain fin-and-flat tube heat exchangers on the thermohydraulic characteristics of the air side in a laminar flow regime. The influence of a 21.4–25.4 mm transverse tube pitch, a 17–21
Luan Nguyen Thanh
exaly   +3 more sources

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