Simulation of a liquid metal fast breeder reactor on a hybrid computer

by Charles Lee Keller

Publisher: Naval Postgraduate School in Monterey, California

Written in English
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  • Physics
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Open LibraryOL25128800M

A transient overpower (TOP) accident in a Liquid Metal Fast Breeder Reactor (LMFBR) is considered. The analysis is formulated to model the dynamic response of the reactor fuel subassembly during the initial period of the postulated overpower transient. An equivalent cylindrical cell . A fast breeder reactor is one which utilises fast neutrons for fission reaction. It uses liquid metal as coolant generally sodium. These reactors are cooled by liquid sodium metal. Sodium is heavier than hydrogen, a fact that leads to the neutrons. The explosion hazard of the liquid metal cooled, fast breeder reactor (LMFBR): And the unconstitutionality of the AEC's civilian nuclear power program [Richard E Webb] on *FREE* shipping on qualifying : Richard E Webb. These two thoughts became the drivers behind the idea of a liquid metal fast breeder reactor (LMFBR). Plutonium fission with fast neutrons produces an average of neutrons per fission, more than any other type of fission. Metal coolants are poor moderators, leaving more neutrons at fast .

Experimental and theoretical studies on the stability of induction pumps at large Rm numbers.- m3/h MHD pump for fast breeder reactor.- Self-excitation of liquid metal MHD generators.- Comprehensive study on the MHD phenomena in the metal pool with the single-phase induction coil.- Grain refinement in continously cast ingots of light. Fast Reactors Using Molten Chloride Salts as Fuel: Final Report () EIR Breeding in Molten-Salt Reactors EIR Transmutation of Fission Products in a Liquid-Fuelled Fast Fission Reactor with Thermal Column EIR Chemical State of Sulphur Obtained by the 35 Cl(n,p) 35 S Reaction During In-Pile Irradiation. The facility houses two PHWRs that generate MWe each that operate for commercial purposes. These are managed independently by the Nuclear Power Corporation of India.. Research Reactors. There are three research reactors at IGCAR. FBTR is a liquid metal cooled fast breeder test reactor, maintained by Reactor Operation and Maintenance Group (ROMG).; KAMINI 30 kW(t) reactor, . Table 1. Operating Parameters of a 1,Mwe Molten Salt Breeder Reactor. Thermal power 2, MW Electric power 1, MW Plant lifetime 30 years Fuel processing On-line continuous Fissile inventory 1, kg Breeding ratio Plant doubling time 20 years Thermal efficiency 44% Fuel salt composition 7 LiF - BeF 2 - ThF 4 - UF 4 (primary circuit) ( - - - mole%) Moderator.

T1 - Validation of a 3D hybrid cfd-dem method based on a self-leveling experiment. AU - Guo, Liancheng. AU - Morita, Koji. AU - Tagami, Hirotaka. AU - Tobita, Yoshiharu. PY - /1/1. Y1 - /1/1. N2 - The postulated core disruptive accidents (CDAs) are regarded as particular difficulties in the safety analysis of liquid-metal fast reactors.

Simulation of a liquid metal fast breeder reactor on a hybrid computer by Charles Lee Keller Download PDF EPUB FB2

Fast breeder reactors. In the early 21st century, all large power plants using fast breeder reactors employed liquid-metal fast breeder reactors, which convert uranium into the fissionable isotope plutonium by means of artificial radioactive decay.

The plutonium. The fast breeder reactor. Liquid metal fast breeder reactors (LMFBRs) have been operated successfully throughout the world. In the United States, the Experimental Breeder Reactor-I at Idaho Falls was the first power reactor to generate electricity in Its successor, EBR-II, was used from to to test equipment and materials.

A liquid metal cooled nuclear reactor, liquid metal fast reactor or LMFR is an advanced type of nuclear reactor where the primary coolant is a liquid metal cooled reactors were first adapted for nuclear submarine use but have also been extensively studied for power generation applications.

Metal coolants remove heat more rapidly and allow much higher power density. Simulation of a liquid metal fast breeder reactor on a hybrid computer. distribution is unlimitedA Liquid Metal Fast Breeder Reactor is simulated on a hybrid computer to study the transient behavior of the neutron density during a controlled reactivity input disturbance.

The nonlinear partial differential equations of heat flow are reduced Author: Charles Lee Keller. A breeder reactor is a nuclear reactor that generates more fissile material than it consumes.

Breeder reactors achieve this because their neutron economy is high enough to create more fissile fuel than they use, by irradiation of a fertile material, such as uranium or thorium that is loaded into the reactor along with fissile fuel.

Breeders were at first found attractive because they. Print book: National government publication: EnglishView all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Liquid metal fast breeder reactors -- Data processing.

More like this: Similar Items. Print book: National government publication: EnglishView all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Liquid metal fast breeder reactors. Superheating reactors. Kinetic theory of liquids -- Mathematical models.

View all subjects; More like this: Similar Items. liquid-metal. fast-breeder. simulation is done by the use of Geant4 code. The fusion hybrid reactor has been identified by such Nobel Laureates as Bethe and Sakharov as the system that. This book discusses innovations in the field of hybrid energy storage systems (HESS) and covers the durability, practicality, cost-effectiveness, and utility of a HESS.

It demonstrates how the coupling of two or more energy storage technologies can interact with and support renewable energy power systems. Liquid metal cooled reactors — Design and construction. Liquid metal fast breeder reactors — Cooling systems. Nuclear reactors — Materials. International Atomic Energy Agency.

Series. IAEAL 12– COPYRIGHT NOTICE All IAEA scientific and. Other articles where Liquid-metal fast-breeder reactor is discussed: nuclear reactor: Liquid-metal reactors: Sodium-cooled fast-neutron-spectrum liquid-metal reactors (LMRs) received much attention during the s and ’70s when it appeared that their breeding capabilities would soon be needed to supply fissile material to a rapidly expanding nuclear industry.

A computer code, SSC-L, has been written on the CDC computing systems. This code simulates thermohydraulic transients in the entire liquid metal fast breeder reactor (LMFBR) plant. This report provides for all information related to the usage of this computer code to the potential users.

Lead-bismuth eutectic is a potential candidate for coolant of secondary loops of sodium-cooled fast breeder reactors (FBR).

The studies on the diffusion of liquid Pb-Bi in liquid Na are carried out corresponding to the case that liquid Pb-Bi leaks to liquid Na by accident. The postulated core disruptive accidents (CDAs) are regarded as particular difficulties in the safety analysis of liquid-metal fast reactors (LMFRs).

In the CDAs, core debris may settle on the core-support structure and form conic bed mounds. A fast-breeder nuclear reactor produces more fuel than it consumes, while generating energy.

Conventional reactors use uranium as fuel and produce some plutonium. Breeders produce much more plutonium, which can be separated and reused as fuel. The integral fast reactor (IFR, originally advanced liquid-metal reactor) is a design for a nuclear reactor using fast neutrons and no neutron moderator (a "fast" reactor).IFR would breed more fuel and is distinguished by a nuclear fuel cycle that uses reprocessing via electrorefining at the reactor site.

IFR development began in and the U.S. Department of Energy built a prototype, the. Liquid metal has shown its great superiority and broad prospect in solar power technologies [1,2], and in nuclear power plant. Sodium [3, 4] and lead-bismuth eutectic (LBE) [5,6] have been.

with liquid metal and molten salt cooled reactors. Liquid metal reactors are fast spectrum reactors and use either sodium or lead or a lead-bismuth eutectic as coolant. They are the subject of this report while molten salt reactors with either a thermal or fast spectrum are considered in a companion report.

[] Objectives. Its latest version would comprise a liquid metal‐cooled, metal‐fueled, fast‐spectrum “burner” reactor (not a breeder – no U‐containing blanket around the core) fed with TRU “waste” (mostly Pu) extracted from spent commercial light water reactor (LWR) fuel via a modified version of the pyrochemical fuel reprocessing.

Abstract. A risk assessment has been performed for the potential future LMFBR fuel cycle, based on the results of several recent environmental reviews of the LMFBR program and of the Clinch River Breeder Reactor Plant (CRBRP), as well as applicable Light Water Reactor (LWR) data.

• A fast breeder reactor can convert Uranium into Plutonium at a rate faster than it consumes its fuel (mixture of U plus Pu) • By repeated recycling of the fuel, it should be realistically possible to exploit 50% of the fuel value of the uranium feed • This means that fast reactors.

Charles Lee Keller has written: 'Simulation of a liquid metal fast breeder reactor on a hybrid computer' -- subject(s): Physics. Research Reactors. There are three research reactors at IGCAR. FBTR is a liquid metal cooled fast breeder test reactor, maintained by Reactor Operation and Maintenance Group (ROMG).; KAMINI 30 kW(t) reactor, starred inuses Uranium fuel transformed from Thorium in the FBTR.; Prototype Fast Breeder Reactor, a MWe fast breeder reactor using Mixed Oxide (Uranium oxide +.

Global interest in fast reactors has been growing since their inception in because they can provide efficient, safe and sustainable energy. Their closed fuel cycle can support long-term nuclear power development as part of the world’s future energy mix and decrease the.

On Jthe 60th anniversary of the start of the 5 MWe Obninsk reactor that was the first reactor in the world to routinely supply electricity to a commercial power grid, Russia started up the latest in a series of sodium-cooled fast reactors, the BN This new nuclear plant is an evolutionary refinement of the successful BN that has been operating in Russia since and.

In the USA, GE with the DOE national laboratories from was developing a modular liquid metal-cooled inherently-safe reactor – PRISM during the advanced liquid-metal fast breeder reactor (ALMR) programme. This earlier version of PRISM was MWt (approx. MWe) with a breeding ratio ofpeak burnup of GWd/t using metal fuel.

Office of Scientific and Technical Information. The plutonium breeder reactor is commonly called a fast breeder reactor, and the cooling and heat transfer is done by a liquid metal.

The metals which can accomplish this are sodium and lithium, with sodium being the most abundant and most commonly used. The construction of the fast breeder requires a higher enrichment of U than a light.

Integral Fast Reactor. The Integral Fast Reactor (IFR) is a revolutionary reactor design concept developed at Argonne National Laboratory. The IFR is a reactor fueled by metal alloy and cooled by liquid sodium. On April 3,two tests demonstrated the inherent safety of the IFR concept.

These tests simulated accidents involving loss of coolant flow. To date, there has been sufficient uranium to supply the once through nuclear fuel cycle. However, interest in a synergistic relationship Liquid Metal Fast Breeder Reactors (LMFBR) and a consumer LWR fleet persists, prompting this study.

This study considered LMFBR concepts with varying additions of axial and radial reflectors. Applications of optimal control theory to space-time reactor kinetics, Steven Robert Specker.

Theses/Dissertations from PDF. Detection of sodium boiling in fast sodium-cooled reactors by neutron measurements, Keith Eugene Asmussen.

PDF. Liquid-metal corrosion effects of iron additions on uranium-chromium eutectic in yttrium, Robert.Properties of Lead-Bismuth Eutectic (LBE)was used to analyze the design a level sensor for a liquid metal cooled compact high temperature reactor.

2. Completed simulation using Comsol to obtain Title: Junior Electrical Engineer at .In a fast breeder reactor, extra U– is added so that more fissile atoms are created than are destroyed by fission. The additional neutrons from fast fissions make this possible. This means that essentially all of the original uranium ore (which is % U and % U) can be used as reactor fuel in a fast breeder reactor.