Results 1 to 10 of about 52,035 (240)

Analysis of steam generator tube rupture accidents for the development of mitigation strategies

open access: yesNuclear Engineering and Technology, 2022
We analyzed mitigation strategies for steam generator tube rupture (SGTR) accidents using MARS code under both full-power and low-power and shutdown (LPSD) conditions.
Jungjin Bang   +5 more
doaj   +2 more sources

ROSA/LSTF test and RELAP5 code analyses on PWR steam generator tube rupture accident with recovery actions

open access: yesNuclear Engineering and Technology, 2018
An experiment was performed for the OECD/NEA ROSA-2 Project with the large-scale test facility (LSTF), which simulated a steam generator tube rupture (SGTR) accident due to a double-ended guillotine break of one of steam generator (SG) U-tubes with ...
Takeshi Takeda
doaj   +2 more sources

Analytic springback prediction in cylindrical tube bending for helical tube steam generator

open access: yesNuclear Engineering and Technology, 2020
This paper newly proposes an efficient analytic springback prediction method to predict the final dimensions of bent cylindrical tubes for a helical tube steam generator in a small modular reactor.
Kwanghyun Ahn   +4 more
doaj   +2 more sources

Separate and integral effect tests of aerosol retention in steam generator during tube rupture accident

open access: yesNuclear Engineering and Technology, 2022
A steam generator tube rupture accompanying a core damage may cause the fission product to be released to environment bypassing the containment. In such an accident, the steam generator is the major path of the radioactive aerosol release.AEOLUS facility,
Byeonghee Lee   +2 more
doaj   +1 more source

Estimation of the effective length of microcracks occurring in the water-steam pipeline at cyclic operation mode of NPP steam generator

open access: yesГлобальная ядерная безопасность, 2023
During operation of water-water reactors including KLT-40 type reactors widely used nowadays on icebreakers and floating power units (FPU), the issue of the duration of safe operation of steam generators is acute.
A. P. Elokhin
doaj   +1 more source

Steam generator secondary pH during a steam generator tube rupture [PDF]

open access: yesNuclear Technology, 1991
The Nuclear Regulatory Commission requires utilizes to determine the response of a pressurized water reactor to a steam generator tube rupture (SGTR) as part of the safety analysis for the plant. The SGTR analysis includes assumptions regarding the partitioning of iodine between liquid and vapor in steam generator secondary.
Adams, J. P., Peterson, E. S.
openaire   +5 more sources

Numerical simulation of steam bubble dynamics at microcrack in LBE descending flow field

open access: yesHe jishu, 2022
BackgroundWhen steam generator tube rupture (SGTR) occurs in the lead-bismuth cooled fast reactor, high pressure water/steam flows into the primary side filled with high temperature liquid metal.
DONG Weijian   +5 more
doaj   +1 more source

Analysis of steam generator tube rupture accident for OPR 1000 nuclear power plant

open access: yes, 2021
Evaluation of radionuclide releases to the environment from operating nuclear power plants has increased in importance in the Republic of Korea following the 2015 amendment to its Nuclear Safety Act that includes not only design basis accidents but also ...
Sung Il Kim   +8 more
semanticscholar   +1 more source

Cavity-shaped direct solar steam generator employing conical helical tube for high-temperature application: Model development, experimental testing and numerical analysis

open access: yesEnergy Conversion and Management: X, 2023
Concentrating solar thermal technologies are drawing more attention since it can substantially contribute to a carbon-neutral society. The solar receivers are essential in this technology to convert solar energy efficiently into thermal energy. Moreover,
Yasuki Kadohiro   +6 more
doaj   +1 more source

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