Results 91 to 100 of about 2,662 (201)

Two-phases flow thermohydraulic oscillation

, 2023
Oscilacije dvofaznog toka mogu izazvati pogonske probleme ili pucanje dijelova postrojenja, pa je predviđanje oscilacija neophodno za njihovo sprječavanje.
Krtolačić, Josip
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Numerical study on heat transfer and fluid dynamics in plate heat exchangers Effects of chevron angl

Journal of Thermal Engineering
Determination of the geometrical parameters of the heat exchanger has important effects on the thermohydraulic performance of the heat exchanger. In this study, the effects of geometric parameters of a plate heat exchanger on thermohydraulic performance ...
Sami KAPLAN
doaj   +1 more source

Numerical and experimental investigation of heat transfer in a dimpled and petaled array tube with a coiled twisted tape and SiC nanofluid

Case Studies in Thermal Engineering
Thermal efficiency challenges are common in absorber tube designs. This study proposes an innovative absorber tube featuring dimples and petal arrays on its surface, integrated with a coiled twisted tape, and circulating a 0.9 % volume concentration of ...
Hariam Luqman Azeez, Adnan Ibrahim, Banw Omer Ahmed, Sharul Sham Dol, Ali H.A. Al-Waeli, Mahmoud Jaber   +5 more
doaj   +1 more source

APROS five equalition thermohydraulics. AFET

, 2022
This report documents the five equation model AFET of the computer program APROS intended for the simulation of nuclear and conventional power plants.
openaire   +1 more source

Upgrade of apollo3® internal thermohydraulic feedback model with THEDI, and application to a control-rod ejection accident

, 2019
International audienceIn the frame of APOLLO3 ® project (new generation CEA code system for core physics analysis based on deterministic neutron transport), it was decided to develop a new internal thermohydraulic feedback model: THEDI, a multi-1D, two ...
Lenain, Roland, Caron, Dominic, Patricot, Cyril   +2 more
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Influence of geometrical parameters of open-cell aluminum foam on thermohydraulic performance

, 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
Ameel, Bernd, De Schampheleire, Sven, T'Joen, Christophe, De Jaeger, Peter, Huisseune, Henk, De Paepe, Michel   +5 more
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A Numerical Investigation on Hydrothermal Performance of Micro Channel Heat Sink with Periodic Spatial Modification on Sidewalls. [PDF]

Micromachines (Basel), 2022
Kumari N, Alam T, Ali MA, Yadav AS, Gupta NK, Siddiqui MIH, Dobrotă D, Rotaru IM, Sharma A.   +8 more
europepmc   +1 more source

Theoretical Analysis of Thermohydraulic Characteristics in a Liquid Nitrogen Heat Exchanger

, 1988
Theoretical analysis of static, thermohydraulic characteristics in a liquid nitrogen heat exchanger has been made. In case that the heat exchanger is vertically installed, condensation rate of a secondary fluid and a pressure drop between an inlet and
福田, 研二, Nishi, Yoshihisa, 近藤, 哲也, 狩野, 透, Kondo, Tetsuya, 西, 義久, Hasegawa, Shu, Karino, Toru, 長谷川, 修, Fukuda, Kenji   +9 more
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Time-dependent obstacle problem in thermohydraulics

, 2009
Obstacle problems, mathematical models of some nonlinear phenomena accompanying a free boundary, have been well studied. In this paper, the existence and uniqueness of a system between the obstacle problem and the Navier-Stokes equations is considered.
openaire   +1 more source

INVESTIGATION THE EFFECT OF CONCURRENT IMPLEMENTATION OF HYBRID NANOFLUID AND MODIFIED INSERTS ON THERMOHYDRAULIC PERFORMANCE OF A HEAT EXCHANGER TUBE

<p>This study aimed to enhance the thermal performance of a heat exchanger tube by employing a hybrid nanofluid comprising graphene-iron oxide nanoparticles and modified helical inserts.
Mertaslan, Onur Metin, Keklikcioglu, Orhan   +1 more
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