Results 21 to 30 of about 4,122 (158)

Usage of extruded diamond multi-injectors for improvement of fuel mixing inside the supersonic combustion chamber

open access: yesScientific Reports, 2023
The main attention of this work is to investigate the usage of diamond multi extruded injectors on the fuel distribution in combustor of scramjet. This study applied the computational technique to simulate the transverse fuel jets released from extruded ...
Hossein Seraj   +3 more
doaj   +1 more source

Propellant Mass Gauging in a Spherical Tank under Micro-Gravity Conditions Using Capacitance Plate Arrays and Machine Learning

open access: yesSensors, 2023
Propellant mass gauging under micro-gravity conditions is a challenging task due to the unpredictable position and shape of the fuel body inside the tank.
Shah M. Chowdhury   +3 more
doaj   +1 more source

Numerical Simulation of Cross Flow Characteristic for Annular Fuel Mixed Core

open access: yesYuanzineng kexue jishu, 2023
Annular fuel is a new type of pressurized water reactor fuel with inner and outer dual coolant channels. Selecting the actual reactor and annular fuel pilot assembly to form a mixed core to carry out irradiation test is one of the important links in the ...
HU Liqiang;TIAN Zihao;JI Songtao;HE Xiaojun
doaj  

Modernization of the fuel supply system in the internal combustion engine by electronic control of the ring valve [PDF]

open access: yesBIO Web of Conferences, 2022
The research was carried out in order to develop a method for skipping fuel supplies (turning off individual piston strokes) at low frequencies of crankshaft rotations and at partial engine operating modes with direct-acting fuel supply systems to ...
Gabdrafikov Fanil   +3 more
doaj   +1 more source

Application of multi-extruded fuel injectors for mixing enhancement of hydrogen gas at scramjet engine: computational study

open access: yesScientific Reports, 2023
Scramjet engines are considered a highly promising technology for improving high-speed flight. In this study, we investigate the effects of using multi-extruded nozzles on fuel mixing and distribution inside the combustion chamber at supersonic flow ...
Seyyed Amirreza Abdollahi   +4 more
doaj   +1 more source

FAST irradiations and initial post irradiation examinations – Part I

open access: yesNuclear Engineering and Technology, 2022
The Advanced Fuels Campaign Fission Accelerated Steady-state Test (FAST) at Idaho National Laboratory (INL) completed its first irradiation cycle within the Advanced Test Reactor (ATR).
G. Beausoleil   +5 more
doaj   +1 more source

An Evaluation of the Annular Fuel and Bottle-Shaped Fuel Concepts for Sodium Fast Reactors [PDF]

open access: yesNuclear Technology, 2011
Two innovative fuel concepts, the internally and externally cooled annular fuel and the bottle-shaped fuel, were investigated with the goal of increasing the power density and reducing the pressure...
Memmott, Matthew   +2 more
openaire   +2 more sources

Approaches to optimization of core reactivity coefficirnts for the “MASTER” heat supply reactor

open access: yesNuclear Energy and Technology, 2015
After increasing the power output of heat supply reactor «MASTER» by insertion of the annular channel with coolant, feedback coefficients are deteriorated.
D.M. Titov   +2 more
doaj   +1 more source

Experimental Investigation on Reflooding Behavior in Annular Rod Bundle

open access: yesYuanzineng kexue jishu, 2022
The internally and externally cooled annular fuel is one of the innovative fuel geometry proposals for advanced PWR, which could provide a substantial increase of power density while maintaining or improving safety margins.
GUI Miao;SHAN Jianqiang;CHEN Kaidong;HE Xiaojun;JI Songtao
doaj  

Effect of central hole on fuel temperature distribution

open access: yesNuclear Engineering and Technology, 2017
Reliable prediction of nuclear fuel rod behavior of nuclear power reactors constitutes a basic demand for steady-state calculations, design purposes, and fuel performance assessment.
Mehdi Yarmohammadi   +2 more
doaj   +1 more source

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