Results 1 to 10 of about 88,026 (201)

Electrochemical Sensors for Controlling Oxygen Content and Corrosion Processes in Lead-Bismuth Eutectic Coolant—State of the Art [PDF]

open access: yesSensors, 2023
Controlling oxygen content in the primary circuit of nuclear reactors is one of the key tasks needed to ensure the safe operation of nuclear power plants where lead-bismuth eutectic alloy (LBE) is used as a coolant.
Sergey N. Orlov   +4 more
doaj   +2 more sources

Vibration Monitoring Using Fiber Optic Sensors in a Lead-Bismuth Eutectic Cooled Nuclear Fuel Assembly [PDF]

open access: yesSensors, 2016
Excessive fuel assembly vibrations in nuclear reactor cores should be avoided in order not to compromise the lifetime of the assembly and in order to prevent the occurrence of safety hazards.
Ben De Pauw   +6 more
doaj   +2 more sources

Comparative Analysis on the Characteristics of Liquid Lead and Lead–Bismuth Eutectic as Coolants for Fast Reactors

open access: yesEnergies
With the increasing global demand for sustainable energy, the importance of advanced nuclear technologies, such as fourth-generation reactors, has become increasingly prominent.
Mian Xing   +6 more
doaj   +2 more sources

Numerical analysis of the venturi flowmeter in the liquid lead-bismuth eutectic circuit after long-term operation

open access: yesNuclear Engineering and Technology
The liquid Lead-bismuth eutectic is used as the coolant for Gen-IV reactor concepts. However, due to its strong corrosive and high operating temperature, it is difficult to accurately measure the flow rate in long-term operating conditions.
Zhichao Zhang   +2 more
doaj   +2 more sources

A Review of Corrosion Behavior of Structural Steel in Liquid Lead–Bismuth Eutectic

open access: yesCrystals, 2023
Liquid lead–bismuth eutectic alloy is one of the candidate coolants for fourth-generation nuclear power systems because of its good physical and chemical properties, neutron economic performance, and safety. However, the compatibility between the coolant
Wentao Wang   +3 more
doaj   +1 more source

Lead-bismuth cooled reactors: history and the potential of development. Part 1. History of development [PDF]

open access: yesNuclear Energy and Technology, 2022
The article is devoted to the history of the creation of lead-bismuth-cooled reactor units (RUs) for nuclear-powered submarines (NPSs), which were developed in the absence of the necessary knowledge and experience, as well as under strict deadlines for ...
Vladimir M. Troyanov   +3 more
doaj   +3 more sources

Structural seismic characteristics assessment of LMFR fuel assembly hexagonal wrapper over operational temperature range [PDF]

open access: yesNuclear Technology and Radiation Protection, 2019
In this study, the structural integrity of liquid metal fast reactor fuel assembly has been established for different parameters considering the optimum fuel design.
Khizer M.   +4 more
doaj   +1 more source

Experimental Investigation on CIRCE-HERO for the EU DEMO PbLi/Water Heat Exchanger Development

open access: yesEnergies, 2021
The present paper describes the experimental campaign executed at the ENEA Brasimone Research Centre aiming at supporting the development of a PbLi/water heat exchanger suitable for the lithium–lead loops of the dual coolant lithium lead and the water ...
Pierdomenico Lorusso   +5 more
doaj   +1 more source

Numerical simulation of three-dimensional flow and heat transfer characteristics of liquid lead–bismuth

open access: yesNuclear Engineering and Technology, 2021
Liquid lead-bismuth cooled fast reactor is one of the most promising reactor types among the fourth-generation nuclear energy systems. The flow and heat transfer characteristics of lead-bismuth eutectic (LBE) are completely different from ordinary fluids
Shaopeng He   +5 more
doaj   +1 more source

Numerical study on the heat transfer characteristics of a liquid lead–bismuth eutectic in a D-type channel

open access: yesFrontiers in Energy Research, 2022
A printed circuit heat exchanger (PCHE) can offer superior performance in area concentration and heat transfer efficiency. A PCHE with a liquid lead–bismuth eutectic (LBE) and supercritical carbon dioxide as working media can use these materials as ...
Hong Liu   +3 more
doaj   +1 more source

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