Results 121 to 130 of about 135,830 (309)

VOF Calculations of Countercurrent Gas-Liquid Flow in a PWR Hot Leg

open access: yesScience and Technology of Nuclear Installations, 2012
We improved the computational grid and schemes in the VOF (volume of fluid) method with the standard š‘˜āˆ’šœ€ turbulent model in our previous study to evaluate CCFL (countercurrent flow limitation) characteristics in a full-scale PWR hot leg (750 mm diameter),
M. Murase   +6 more
doaj   +1 more source

Air-water flow on a labyrinth spillway

open access: yes, 2014
The design of the Beni Slimane Dam (Medea Province, Algeria) was verified by scale model analyses, conducted on two separate scale models: a partial model of labyrinth spillway and a complete model of spillway structures. Aeration of the labyrinth spillway, which was the focus of the study, could be properly assessed only by means of a large scaled ...
Starinac, Danica   +7 more
openaire   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Characterisation of air-in-water upward flows with Electrical Impedance Tomography and Wire Mesh Sensor

open access: yes, 2014
Both Electrical Impedance Tomography (EIT) and Wire-Mesh Sensor (WMS) can present the characterisation of air-in-water upward flows, for instance in-situ volumetric fraction and velocity of air phase.
Wang M   +5 more
core  

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Internal pressure measurements in microchannels of different shapes

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Maslov, AA   +3 more
core  

Oil-water separation phenomenon due to corrosion cavity and scale sediments build-up in horizontal pipeline [PDF]

open access: yes, 2012
The concurrent flow of two immiscible liquids (Oil-Water) in pipelines is usually encountered in oil production and pipeline transportation. Water is present in crude oil and separation facilities.
Abdullahi, Nuhu
core  

Feasibility of Nitrogen as a Carrier Gas for Inconel Cold Spray in Hydropower Application

open access: yesAdvanced Engineering Materials, EarlyView.
N2, despite being nearly two orders of magnitude cheaper than He, is a feasible carrier gas for cold spray Inconel coatings in hydropower repair applications when higher gas temperature and pressure are used. Reducing powder size significantly improved cavitation resistance, while the addition of fine chromium carbide particles further enhanced erosion
Tianhao Wang   +4 more
wiley   +1 more source

Liquid - liquid flows in microchannels

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Dore, V   +3 more
core  

The importance of the knowledge of flow stream in water sump pump [PDF]

open access: yes, 2013
Numerous different experimental and numerical methods have been developed and are already improved in order to get rather good flow descriptions inside pump components. These calculations are generally realized assuming uniform and steady flow conditions,
SIMONET, Sophie   +3 more
core  

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