A circumferentially non‐uniform fuel model and its application to thermal‐hydraulic code
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Energy Research"
DOI: 10.1002/er.3769
Abstract: Summary In the fuel assemblies in reactor core, the distribution of temperature is not uniform in the fuel rod along the circumferential direction. The circumferential temperature difference could be neglected for conventional assembly design but… read more here.
Keywords: thermal hydraulic; hydraulic code; uniform fuel; fuel ... See more keywords
Thermal and hydraulic characteristics of a large-scaled parabolic trough solar field (PTSF) under cloud passages
Sign Up to like & getrecommendations! Published in 2019 at "Frontiers in Energy"
DOI: 10.1007/s11708-019-0649-4
Abstract: To better understand the characteristics of a large-scaled parabolic trough solar field (PTSF) under cloud passages, a novel method which combines a closed-loop thermal hydraulic model (CLTHM) and cloud vector (CV) is developed. Besides, the… read more here.
Keywords: thermal hydraulic; ptsf; characteristics large; large scaled ... See more keywords
Experimental Study on Thermal Hydraulic Performance of Plate-Type Heat Exchanger Applied in Engine Waste Heat Recovery
Sign Up to like & getrecommendations! Published in 2018 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-017-2765-y
Abstract: This paper experimentally investigates the thermal hydraulic characteristics for three types of fluid on plate heat exchanger surfaces. The three types of fluid are R245fa, glycol and water. The characteristics of heat transfer coefficient Nu… read more here.
Keywords: experimental study; thermal hydraulic; heat exchanger; plate ... See more keywords
Improved numerical algorithm and experimental validation of a system thermal-hydraulic/CFD coupling method for multi-scale transient simulations of pool-type reactors
Sign Up to like & getrecommendations! Published in 2017 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2017.01.002
Abstract: Abstract The paper describes the development and validation of a coupling methodology between the best-estimate system thermal-hydraulic code RELAP5-3D and the CFD code FLUENT, conceived for high fidelity plant-scale safety analyses of pool-type reactors. The… read more here.
Keywords: methodology; validation; pool type; thermal hydraulic ... See more keywords
Neutronic/thermal-hydraulic coupling analysis of natural circulation IPWR under ocean conditions
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2017.10.043
Abstract: Abstract In this paper, a thermal-hydraulic analysis code under non-inertial system was developed based on a RELAP5/MOD3 code by establishing dynamic simulation models of typical ocean conditions. The simulation results under periodic force field were… read more here.
Keywords: ocean conditions; thermal hydraulic; power; hydraulic coupling ... See more keywords
Thermal-hydraulic analysis of a 7-pin sodium fast reactor fuel bundle with a new pattern of helical wire wrap spacer
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2017.12.027
Abstract: Abstract Thermal-hydraulic analysis was performed with a 7-pin fuel bundle by using CFD. The ordinary wire-wrapped spacers are wound on the fuel pins in the same direction. Counter flow is predicted to occur in all… read more here.
Keywords: thermal hydraulic; analysis; wire; fuel ... See more keywords
Adaptive mesh method applied to the thermal hydraulic program of system code with a judging criterion based on the matrix error
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2018.06.040
Abstract: Abstract In this paper, an adaptive mesh method is described and applied to the one-dimension thermal hydraulic program in a system code for simulating the two-phase flow problems. The adaptive mesh method has been widely… read more here.
Keywords: system; thermal hydraulic; mesh method; method ... See more keywords
Performance analysis of magnetohydrodynamic pump for sodium-cooled fast reactor thermal hydraulic experiment
Sign Up to like & getrecommendations! Published in 2019 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2019.04.037
Abstract: Abstract An MHD pump with a developed pressure of 4 bar and flow rate of 20 kg/s was designed using electrical equivalent circuit method, which is typically used in analyzing linear induction machines. The experiment is conducted… read more here.
Keywords: cooled fast; sodium cooled; pump; reactor thermal ... See more keywords
Effects of newly developed entrainment model for a thermal hydraulic system code (SPACE) based on breakup of large droplets in reflood
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2020.107582
Abstract: Abstract The accurate prediction of the fuel rod temperature from a peak cladding temperature to quenching is required for a thermal–hydraulic system code in the reflood phase within a pressurized water reactor. Although conventional codes… read more here.
Keywords: temperature; thermal hydraulic; breakup large; system code ... See more keywords
Uncertainty analysis in coupled neutronic/thermal-hydraulic calculations based on computational fluid dynamics
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DOI: 10.1016/j.anucene.2021.108215
Abstract: Abstract There is an inevitable uncertainty in the coupled neutronic/thermal–hydraulic calculations, which are used for simulating the performance of nuclear reactors, due to the influence of design parameters and initial conditions. The application of uncertainty… read more here.
Keywords: coupled neutronic; uncertainty; hydraulic calculations; neutronic thermal ... See more keywords
Program development and study on supercritical CO2-cooled reactor sub-channel thermal hydraulic
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DOI: 10.1016/j.anucene.2021.108612
Abstract: Abstract Most of the researches on supercritical CO2-cooled reactors focus on the design of core performance parameters world widely, but few on the detailed thermal hydraulic analysis. To supplement the lack of research in this… read more here.
Keywords: thermal hydraulic; supercritical co2; co2 cooled; cooled reactor ... See more keywords