.... A multiphysics analysis framework for irregular geometry is developed to analyze and further optimize the reactor design. The TRISO particle positions are generated with discrete element method (DEM). The Reactor Monte Carlo code (RMC) and the commercial computational fluid dynamics (CFD) software star - ccm...

... recombiner computational fluid dynamics nuclear power plant loss of coolant accident containment Gaseous hydrogen can be released in large quantities in the containment of a nuclear power plant (NPP) following an accident which may then threaten, the integrity of the containment building...

...Holler Tadej; Ed M. J. Komen; Kljenak Ivo The paper presents the computational fluid dynamics (CFD) combustion modeling approach based on two combustion models. This modeling approach was applied to a hydrogen deflagration experiment conducted in a large-scale confined experimental vessel. The used...

... May 16, 2018. Assoc. Editor: Dmitry Paramonov. 30 10 2017 10 01 2018 Computational fluid dynamics Next generation reactors Thermal hydraulics A fast breeder reactor (FBR) is considered as the promising technology in terms of reduction of loads on the environment, because...

... 10 2017 23 02 2018 Advanced reactors Computational fluid dynamics Thermal hydraulics Nuclear thermal propulsion (NTP) system is regarded as a promising technology for human space exploration in the near future, which has been validated in some aspects during the period of Rover...

..., computational fluid dynamics (CFD) software of CFX was used to simulate and analyze its free interface character. The method of k – ε turbulence, cavitation, and volume of fluid (VOF) model was used to study the flow characteristic of liquid Lead-Bismuth eutectic (LBE) alloy with cavitation phase change...

... November 20, 2017; published online May 16, 2018. Assoc. Editor: Masaki Morishita. 04 07 2017 20 11 2017 Computational fluid dynamics Current reactors Nuclear safety Thermal hydraulics Security Hydrogen management remains as one of the most important issues of the nuclear...

... with spacing between elements maintained using the wire-wrap spacers. Experimental data and correlations are not available for the fuel-assembly concept of the Canadian SCWR. To analyze the thermalhydraulic performance of the new bundle design, CNL is using computational fluid dynamics (CFD) as well...

...Attila Kiss; Andrey Churkin; Darwan S. Pilkhwal; Abhijeet M. Vaidya; Walter Ambrosini; Andrea Pucciarelli; Krishna Podila; Yanfei Rao; Laurence Leung; Chen Yuzhou; Mark Anderson; Meng Zhao Two computational fluid dynamic (CFD) benchmarks have been performed to assess the prediction accuracy...

.... 20 04 2017 15 08 2017 Computational fluid dynamics Next generation reactors Nuclear engineering Nuclear safety Thermal hydraulics Security Supercritical fluids are characterized by a temperature and pressure higher than the critical state properties of these respective...

... author. Manuscript received April 30, 2017; final manuscript received September 21, 2017; published online December 4, 2017. Assoc. Editor: Thomas Schulenberg. 30 04 2017 21 09 2017 Computational fluid dynamics Next generation reactors Thermal hydraulics...

... average Acronyms AICC = adiabatic isochoric complete combustion AMR = adaptive mesh refinement CFD = computational fluid dynamics CFL = Courant–Friedrichs–Lewy DDT = deflagration-to-detonation transition PWR = pressurized water reactor References [1...

...Peter Katzy; Josef Hasslberger; Lorenz R. Boeck; Thomas Sattelmayer The presented work aims to improve computational fluid dynamics (CFD) explosion modeling for lean hydrogen–air mixtures on under-resolved grids. Validation data are obtained from an entirely closed laboratory-scale explosion...

... for such applications should be developed. a 1…3, i = activity concentrations for each construction part, Bq/kg C 1…3 = radon progeny activity concentrations in the indoor environment, Bq/m 3 CFD = computational fluid dynamics E Ex = external exposure component of the effective dose...

... ,” CFD4NRS-5 Conference , Zurich, Switzerland, Sept. 9–11. 1 Corresponding author. Manuscript received September 18, 2016; final manuscript received January 3, 2017; published online May 25, 2017. Assoc. Editor: Ilan Yaar. 18 09 2016 03 01 2017 Computational fluid dynamics...

... given for natural circulation flow in a loop is compared with the steady-state experimental data. The Reynolds number was found to be in the range of 57–114. Computation fluid dynamics (CFD) simulation has also been performed for MAFL using openfoam code, and the results are compared...

...   ( − σ q A / 8 ρ k ¯ ) . Manuscript received April 15, 2016; final manuscript received December 17, 2016; published online March 1, 2017. Assoc. Editor: Andrey Churkin. 15 04 2016 17 12 2016 Computational fluid dynamics Nuclear safety Thermal...

... Design-basis event Computational fluid dynamics China owns the largest nuclear power fleet under construction at the time being and the ambitious development program. According to the World Nuclear Association (2014) [ 1 ], at the end of 2014, 22 nuclear power reactors were in operation, 26...

... steady-state simulations for a wide range of flow conditions. Both the accuracy of the numerical approximations and the validity of some physical models used in computational fluid dynamic (CFD) codes are assessed. The numerical results are then used to construct a cartographical representation...

...Donald M. McEligot; Richard W. Johnson Available computational fluid dynamics (CFD) predictions of pressure distributions in the vertical bypass flow between blocks in a prismatic gas-cooled reactor (GCR) have been analyzed to deduce apparent friction factors and loss coefficients for nuclear...