Results 1 to 10 of about 139,539 (190)
New Neutron Imaging Facility NIFFLER at Very Low Power Reactor VR-1 [PDF]
Journal of Imaging, 2023 The paper describes the construction of the neutron imaging facility at the very low-power research reactor VR-1. The training reactor VR-1 is operated by the Czech Technical University in Prague, Czech Republic.
Jana Matouskova +2 more
doaj +8 more sources
THERMAL-HYDRAULIC ANALYSIS OF IRT-4M IN REACTIVITY INSERTION ACCIDENT AT VR-1 REACTOR [PDF]
Acta Polytechnica CTU Proceedings, 2016 The paper deals with thermal-hydraulic analysis during reactivity insertion accident, i.e. a step increase of nuclear system reactivity by 0.7 eff, at VR-1 Reactor.
Filip Fejt
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NEW SCRAM EXPERIMENTAL DEVICE AT TRAINING REACTOR VR-1 [PDF]
EPJ Web of Conferences, 2021 The paper deals with design of new SCRAM experimental device at Training reactor VR-1. Crucial works cowers the detector development, transient calculations and principal design of the device. Conceptual design will be prepared in 2019–2020.
Novak Ondrej, Sklenka Lubomir
doaj +5 more sources
ACTIVATION ANALYSIS OF HISTORICAL SAMPLES AND NEUTRON SPECTRUM DETERMINATION AT VR-1 TRAINING REACTOR [PDF]
Acta Polytechnica CTU Proceedings, 2016 Vertical irradiation channel of the VR-1 training reactor of the Department of Nuclear Reactors CTU was used for activation analysis of historical samples from the 14th to the 19th century. For determination of mass fractions of materials such as copper,
Jan Šturma, Milan Štefánik
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Online training and education from the VR-1 reactor—Lessons learned
Nuclear Engineering and Technology, 2023 Hands-on education and training is a key part of fixing and developing technology knowledge and is an inherent part of many engineering and scientific curricula.
Ondrej Novak +5 more
doaj +4 more sources
SENSITIVITY ANALYSIS OF STAINLESS STEEL REFLECTOR FOR VR-1 TRAINING REACTOR [PDF]
EPJ Web of Conferences, 2021 Pressurized water reactors are typically surrounded in the radial direction by neutron reflectors made from stainless steel and water. These reflectors decrease neutron leakage and provide protection of pressure vessel from fast neutrons damaging its ...
Frybort Jan +4 more
doaj +5 more sources
Designing Stainless Steel Reflector at VR-1 Training Reactor [PDF]
EPJ Web of Conferences, 2020 Light-water reactor cores are commonly surrounded by a stainless steel and water reflector. The reflectors are improving power distribution in the core, reducing the leakage of neutrons and thus also protecting the pressurized vessel from the neutron ...
Frybort Jan, Suk Pavel, Fejt Filip
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Building and Use of Infrastructure for Detector Development and Testing at VR-1 Reactor Facility [PDF]
EPJ Web of Conferences, 2020 Activities related to detector development, testing, characterisation and applications belong to key research objectives of the VR-1 reactor facility. The contribution gives a review of related improvements, achievements, used approaches, methods, and ...
Bily Tomas, Rataj Jan, Huml Ondrej
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Acta PolytechnicaThe article explores the application of the RELAP5 thermo-hydraulic code for transient simulations on the VR-1 research reactor, focusing on reactor vessel nodalisation and coolant stratification above the core.
Jakub Mátl, Filip Fejt
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Validation of IRDFF-II library in VR-1 reactor field using thin targets [PDF]
Annals of Nuclear Energy, 2021 Cross section data are fundamental quantities which affect the accuracy of all calculations in nuclear applications. A new dosimetry library IRDFF-II that contains cross section evaluations with full uncertainty quantification was developed by the International Atomic Energy Agency and released in January 2020 (https://www-nds.iea.org/IRDFF).
Michal Košťál +11 more
semanticscholar +7 more sources