Results 11 to 20 of about 23,732 (261)

Features of methods for monitoring the fuel cladding tightness in lead-cooled fast breeder reactors [PDF]

open access: yesNuclear Energy and Technology, 2021
To timely detect failed fuel elements, a reactor plant should be equipped with a fuel cladding tightness monitoring system (FCTMS). In reactors using a heavy liquid-metal coolant (HLMC), the most efficient way to monitor the fuel cladding tightness is by
Anastasiya V. Dragunova   +2 more
doaj   +3 more sources

Development of self-actuated shutdown system for sodium-cooled fast reactor (Study on component materials suitable for fast reactors)

open access: yesNihon Kikai Gakkai ronbunshu, 2020
The self-actuated shutdown system (SASS) is a reactor shutdown system that is able to achieve passively de-tach the absorber rod based on the coolant temperature rise under the any type of abnormal conditions and then the absorber rods will be inserted ...
Jungo KATO   +4 more
doaj   +1 more source

The effect of errors in the neutron flux density on the uncertainties of nuclear concentrations of nuclides arising during the calculation of fuel burnup in cells with different neutron spectra [PDF]

open access: yesNuclear Energy and Technology, 2022
Computational studies have been carried out showing the complex time dependence of uncertainties in nuclear concentrations of various nuclides arising from the propagation of the neutron flux density errors in the burnup calculation process in cells with
Aleksandr N. Pisarev   +2 more
doaj   +3 more sources

Polyolephine waste recycling as source of power energy [PDF]

open access: yesHemijska Industrija, 2008
Polyolephine waste (polyetilene, polypropilene) is the main source of environmental pollution. Depolymerization of waste in reactor under atmospheric pressure yields hydrocarbon mixture C1-C34.
Tisovski Štefan, Valent Vladimir
doaj   +1 more source

Electric power frequency and nuclear safety - Subsynchronous resonance case study

open access: yesNuclear Engineering and Technology, 2019
The increase of the alternate current frequency results in increased rotational speed of the electrical motors and connected pumps. The consequence for the reactor coolant pumps is increased flow in primary coolant system.
Andrija Volkanovski, Andrej Prošek
doaj   +1 more source

Comparative evaluation of response reliability during accidents in light water reactors and fast reactors

open access: yesMechanical Engineering Journal, 2020
To identify functions and facilities that are critical for ensuring safety in advanced reactors, for which only a limited usage history is available, it is necessary to consider the characteristics of each reactor type by utilizing more risk-related ...
Masaaki SUZUKI   +3 more
doaj   +1 more source

Potential of Electric Power Production from Microbial Fuel Cell (MFC) in Evapotranspiration Reactor for Leachate Treatment Using Alocasia macrorrhiza Plant and Eleusine indica Grass

open access: yesE3S Web of Conferences, 2018
Microbial fuel cell is one of attractive electric power generator from nature bacterial activity. While, Evapotranspiration is one of the waste water treatment system which developed to eliminate biological weakness that utilize the natural evaporation ...
Zaman Badrus, Wisnu Wardhana Irawan
doaj   +1 more source

Reduced model of a nuclear reactor and its use for teaching Nuclear Engineering courses

open access: yesModelling in Science Education and Learning, 2019
In the Bachelor’s degree of Energy Engineering, students can attend to Nuclear Technology and Nuclear Safety courses. Both subjects are focused on the reactor design to assure the nuclear power plant operates in safe conditions.
Antoni Vidal-Ferràndiz   +3 more
doaj   +1 more source

Utilization of a zero power reactor for examination of operator influence on reactor control [PDF]

open access: yesEPJ Web of Conferences, 2020
The reactor operator is an inseparable part of reactor safety and his actions influence the course of the reactor transients. Understanding the operator’s effect on reactor control thus contributes to the knowledge of the safe operation of nuclear ...
Bily Tomas   +2 more
doaj   +1 more source

Ex-core neutron exposure monitoring and reactor internals aging management at Ringhals [PDF]

open access: yesEPJ Web of Conferences
This paper discusses the management of plant aging at the Ringhals Units 3 and 4 nuclear power plants and provides a summary of its extensive database of reactor dosimetry comparisons.
Fischer Greg   +3 more
doaj   +1 more source

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