Results 1 to 10 of about 4,364 (116)

Thermal-hydraulic performance evaluation of annular fuel based on modified FROBA-ANNULAR

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2021
In this study, based on the modification of the pellet cladding mechanical interaction, gap closure process, and the cladding water corrosion model, Fuel Rod Behavior Analysis-ANNULAR (FROBA-ANNULAR) was uprated.
wenxi Tian, Yingwei Wu, Suizheng Qiu
exaly   +3 more sources

Investigation of unswept ramp system with lobe shape nozzle for fuel mixing of hydrogen jet at a scramjet engine [PDF]

open access: yesScientific Reports
The role of efficient fuel mixing and a stable flame holder is crucial in enhancing the performance and capabilities of scramjet engines for high-speed flight.
Ihab Omar   +9 more
doaj   +2 more sources

Design and Application of Annular Fuel Assembly for Small Reactor

open access: yesYuanzineng kexue jishu, 2023
Small reactors have the characteristics of modular, short construction period and flexible deployment, which can serve as a clean distributed energy source not only for supplying power but also for meeting various needs such as seawater desalination ...
JI Songtao;HE Xiaojun;ZOU Yuanfang;PAN Cuijie;SHI Xiaolei;DIAO Junhui;HU Liqiang;SHI Baolei;HAN Zhijie
doaj   +2 more sources

Computational modeling of the rectangular non-aligned multi-injector for efficient fuel mixing in a supersonic combustion chamber [PDF]

open access: yesScientific Reports
The present investigation examines the usage of rectangular multi-injectors for fuel injection in a supersonic combustion chamber. To evaluate the fuel jet penetration and distribution, a computational method is applied to model the supersonic ...
Pan Zhang   +2 more
doaj   +2 more sources

Researches on Special Thermal Hydraulic Phenomena of Annular Fuel Assembly by Sub-Channel Analysis Code-NACAF

open access: yesFrontiers in Energy Research, 2021
Dual cooled annular fuel is a novel fuel design, which has the potential to improve the reactor power density while maintaining or improving its safety margin.
Pan Wu   +4 more
doaj   +1 more source

Research on effective temperature calculation method of annular fuel cell

open access: yesHe jishu, 2022
BackgroundThe annular fuel can increase the power density of the reactor due to its double-sided cooling, which is of great significance to the miniaturization and long-life operation of the pressurized water reactor.PurposeThis study aims at the ...
CHEN Zhao   +3 more
doaj   +1 more source

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

Key factors affecting the thermal performance of annular fuel elements in LFR

open access: yesHe jishu, 2021
BackgroundThe key factors affecting the thermal performance of the lead-cooled fast reactor (LFR) annular fuel are very important to improve the core power density of LFR.PurposeThis study aims to analyze those key factors and provide guidance for ...
WANG Yuxuan   +5 more
doaj   +1 more source

Core design and neutronic study on small reactor with advanced fuel designs

open access: yesNuclear Materials and Energy, 2021
After the Fukushima nuclear accident in Japan in 2011, the demand for new and innovative nuclear reactor technologies is increasing. The present work implements potential Accident Tolerant Fuels (ATF), U3Si2-FeCrAl, and innovative fuel designs, annular ...
Zhaozhan Zhang   +5 more
doaj   +1 more source

Design and evaluation of an innovative LWR fuel combined dual-cooled annular geometry and SiC cladding materials

open access: yesNuclear Engineering and Technology, 2021
Dual-cooled annular fuel allows a significant increase in power density while maintaining or improving safety margins. However, the dual-cooled design brings much higher Zircaloy charge in reactor core, which could cause a great threaten of hydrogen ...
Yangbin Deng   +7 more
doaj   +1 more source

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