Results 11 to 20 of about 19,519 (264)

Neutronic conceptual design of Tehran Research Reactor using tubular fuel [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
The purpose of this paper is to investigate the possibility of using fuel with annular geometry (Tubular) in Tehran research reactor (TRR) from a neutronic perspective.
M. Hasanzadeh   +5 more
doaj   +1 more source

Investigating the effect of data acquisition geometry and image reconstruction method on neutron computed tomography images at Tehran Research Reactor [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
Neutron Computed Tomography (nCT) is one of the modern applications of research reactors. The combination of the Three-dimensional representation capability of tomographic imaging and the unique properties of neutron interaction with materials creates ...
N. Araghian   +5 more
doaj   +1 more source

Transient calculation on TRIGA 2000 of plate-type fuel element using RELAP5, EUREKA2/RR, and MTR-DYN codes [PDF]

open access: yesNuclear Technology and Radiation Protection, 2021
The TRIGA 2000 reactor Bandung is proposed to convert from rod-type fuel to plate-type fuel because there are no manufacturers in the world that still produce rod-type fuel.
Dibyo Sukmanto   +2 more
doaj   +1 more source

Development and validation of diffusion based CFD model for modelling of hydrogen and carbon monoxide recombination in passive autocatalytic recombiner

open access: yesNuclear Engineering and Technology, 2023
In water-cooled power reactor, hydrogen is generated in case of steam zirconium reaction during severe accident condition and later on in addition to hydrogen; CO is also generated during molten corium concrete interaction after reactor pressure vessel ...
Bhuvaneshwar Gera   +2 more
doaj   +1 more source

Thermal hydraulic analysis of a tubular fuel assembly in the normal operating condition of Tehran Research Reactor core [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
The purpose of this paper is to investigate the possibility of using tubular fuel assemblies in Tehran Research Reactor (TRR) from the thermal hydraulic perspective.
M. Hasanzadeh   +4 more
doaj   +1 more source

Long-time irradiation effect on corrosion behavior of aluminum alloy in pool water of low-power research reactor

open access: yesScientific Reports, 2023
This study conducted an evaluation of the corrosion behavior of an aluminum alloy utilized in the Isfahan Miniature Neutron Source Reactor (MNSR). The component analyzed, dry channel (DC), had been exposed to radiation for 12 years in a water environment
Mojtaba Bagherzadeh   +5 more
doaj   +1 more source

Control Rods Reactivity Worth Measurement in a Mixed Core Heavy Water Zero Power Reactor (HWZPR) [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2018
Systems related to reactivity control in a heavy water zero power reactor (HWZPR) consist of safety rod, control rod, emergency dump, and water level measurement and regulation systems.
P Kaviani   +3 more
doaj   +1 more source

Biofabrication of Functional Pullulan by Aureobasidium pullulans under the Effect of Varying Mineral Salts and Sugar Stress Conditions

open access: yesMolecules, 2023
Pullulan is a linear exopolysaccharide, produced in the fermentation media of Aureobasidium pullulans, with a variety of applications in the food and pharmaceutical industries.
Katia Van den Eynde   +3 more
doaj   +1 more source

Safety assessment of Tehran Research Reactor fuel test loop during loss of flow accident [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
In order to enhance applicability of Tehran Research Reactor (TRR) for irradiation test of nuclear fuels and materials and considering TRR potential to provide required neutronic and thermal-hydraulic conditions for irradiation tests on domestic nuclear ...
S. Safaei Arshi   +2 more
doaj   +1 more source

Neutron Computerized Tomography (CT) of the non-irradiated fuel rod [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2020
Due to the special and difficult conditions for the fuel rods inside the reactor core, inspection and quality control of the fuel after the production at the factory and before loading in the core of the reactor is essential.
E. Nazemi   +4 more
doaj   +1 more source

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