Results 81 to 90 of about 2,662 (201)

Experimental and CFD Evaluation of a Parallel-Flow Solar Air Heater Featuring a V-Grooved Absorber Incorporating Wire Mesh Layers Within the Downward-Pointing Channels

Energies
A unique V-grooved solar air collector was assessed experimentally and numerically to improve thermohydraulic performance. Experiments were conducted on the collector in Baghdad, Iraq, from 23 March to 3 April 2025, encompassing a mass airflow rate ...
Basim A. R. Al-Bakri, Ali M. Rasham
doaj   +1 more source

Advances in the physics and thermohydraulics of nuclear reactors [PDF]

The European Physical Journal Plus, 2021
Ongena, J., Ravetto, P., Ripani, M., Saracco, P.   +3 more
openaire   +2 more sources

Transient thermohydraulics research activities related to LMFBRs at PNC. [PDF]

Journal of Nuclear Science and Technology, 1989
This paper reviews research activities at the Power Reactor and Nuclear Fuel Development Corp. Japan, with emphasis on experimental studies and analytical code development related to transient thermohydraulics in LMFBRs. Much effort in this area has been mainly devoted to studies on low-heat-flux and low-flow phenomena including natural circulation ...
openaire   +1 more source

Prediction of the thermohydraulic performance of porous-media reservoirs for compressed-air energy storage [PDF]

, 1981
The numerical modeling capability that has been developed at the Pacific Northwest Laboratory (PNL) for the prediction of the thermohydraulic performance of porous media reservoirs for compressed air energy storage (CAES) is described.
McCann, R. A., Wiles, L. E.
core  

Modeling of thermohydraulic processes and procedure for the thermal design of pipe systems of heat networks

, 2009
Рассмотрен вопрос математического моделирования теплогидравлических процессов, происходящих в системах трубопроводов тепловых сетей. Получена система алгебраических уравнений для расчета теплогидравлических процессов.
Даминов, А.З.
core  

Heat transfer and flow characteristics in horizontal spiral coils with flat tubes and rectangular ribs: CFD and optimization

International Journal of Thermofluids
The present work focuses on the analysis of heat transfer and flow characteristics in a horizontal spiral coil with rectangular ribbed flat tubes. The influence of Reynolds numbers (Re) ranging from 3000 to 12,000, relative rib height (Hn) from 0.04 to 0.
Luan Nguyen Thanh, Minh Ha Nguyen
doaj   +1 more source

Fin geometry and pitch length optimization for forced convection in tubes a numerical study

Journal of Thermal Engineering
Many applications require smaller, faster, and more powerful electronic devices, leading to excess heat that needs to be removed from the system. Micro-finned tubes are a preferred method to increase the heat-transfer performance of cooling systems ...
Ahmet Furkan Urkut, Mehmed Rafet Özdemir   +1 more
doaj   +1 more source

Comparison of various flow maldistribution quantification methods in mini heat exchangers. [PDF]

Sci Rep, 2023
Dąbrowski P.
europepmc   +1 more source

Thermohydraulic Performance in SMR Reactors with Mixed Oxide (U, Th)O2 Fuel: A Computational Approach

Brazilian Journal of Radiation Sciences
This paper presents a computational study on the thermohydraulic performance of subchannels within Small Modular Reactor (SMR) configurations using Mixed Oxide (MOX) fuels comprising (U, Th)O2 alongside subchannels containing conventional UO2.
Pedro Emanuel Moraes Santos, Mariana Cecilia Betancourt, Leorlen Yunier Rojas Mazaira, Carlos Rafael García Hernández, Dany Sanchez Dominguez, Carlos Alberto Brayner de Oliveira Lira   +5 more
doaj   +1 more source

Transient thermohydraulic modeling of two-phase fluid systems

, 2012
International audienceThis paper presents a transient thermohydraulic modeling, initially developed for a capillary pumped loop in gravitational applications, but also possibly suitable for all kinds of two-phase fluid systems.
Bertin, Yves, Delalandre, Nicolas, Blet, Nicolas, Ayel, Vincent, Romestant, Cyril, Platel, Vincent   +5 more
core   +1 more source