Results 31 to 40 of about 871,934 (285)

Development of High Frequency Annular Array with a Novel Structure for Medical Imaging [PDF]

open access: yes, 2010
High frequency annular arrays offer a number of advantages in medical imaging. A novel 2mm diameter, 7-element, 40MHz array using equal width elements, instead of the more conventional equal area ones, has been designed and evaluated.
Harris, Nick, Qian, Yi Chen
core   +2 more sources

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

Using LES to Study Reacting Flows and Instabilities in Annular Combustion Chambers [PDF]

open access: yes, 2011
Great prominence is put on the design of aeronautical gas turbines due to increasingly stringent regulations and the need to tackle rising fuel prices.
Pierre Wolf   +9 more
core   +1 more source

Phase flow rate measurements of annular flows [PDF]

open access: yes
In the international oil and gas industry multiphase annular flow in pipelines and wells is extremely important, but not well understood. This thesis reports the development of an efficient and cheap method for measuring the phase flow rates in two phase
Al-Yarubi, Qahtan
core   +3 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

State of the Art of Fuel Cells for Ship Applications [PDF]

open access: yes, 2012
Fuel cells promise to be far more efficient, produce lower or zero emissions, and operate cleaner than conventional internal-combustion engine and gas turbine. They are already used for transportation application (buses, cars and tramways).
HAN, Jingang   +5 more
core   +1 more source

Numerical Simulation Study on Boiling Heat Transfer Characteristics of Annular Fuel

open access: yesYuanzineng kexue jishu
Enhancing reactor safety and economic efficiency represents a key trend in nuclear fuel element technology development. Various nuclear fuel suppliers continuously optimize fuel assembly designs to improve fuel performance.
HU Liqiang1, JI Songtao1, , HAN Zhijie1, HE Xiaojun1, XIAO Yao2
doaj   +1 more source

A simple analytical model to study and control azimuthal instabilities in annular combustion chambers [PDF]

open access: yes, 2012
This study describes a simple analytical method to compute the azimuthal modes appearing in annular combustion chambers and help analyzing experimental, acoustic and LES (Large Eddy Simulation) data obtained in these combustion chambers. It is based on
Wolf, Pierre   +5 more
core   +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  

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