Results 21 to 30 of about 221,527 (244)

Air horizontal jets into quiescent water

open access: yesNuclear Engineering and Technology, 2023
Gas submerged jet is an outstanding thermohydraulic phenomenon in pool scrubbing of fission products during a severe nuclear accident. Experiments were performed on the hydraulic characteristics in the ranges of air mass flux 0.1–1400 kg/m2s and nozzle ...
Weichao Li   +4 more
doaj   +1 more source

Effect of inlet conditions on taylor bubble length in microchannels [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
Shao, N   +3 more
core   +6 more sources

Aeration and hydrodynamics in submerged membrane bioreactors [PDF]

open access: yes, 2011
Membrane bioreactor (MBR) is already a well-developed wastewater treatment process for both municipal and industrial applications. Nonetheless, membrane fouling remains a significant problem for its wider development.
Etienne Braak   +7 more
core   +1 more source

Research on Unsteady Flow Field Characteristics of Submerged Inlet under Large Maneuver Condition [PDF]

open access: yesHangkong bingqi
In order to explore the differences in steady-state and transient aerodynamic characteristics of submerged inlets during high maneuvering flight, this study focuses on cruise missile and adopts CFD numerical methods to conduct steady-state and transient ...
Feng Yuhua, Zhang Junyao, Wang Limin, Mi Baigang
doaj   +1 more source

Numerical Investigations of the Effects of Sidewall Compression and Relaminarization in 3D Scramjet Inlet [PDF]

open access: yes, 2011
This paper presents the numerical simulations and performance analysis of a 3D scramjet inlet with focus on the effects of sidewall compression and relaminarization. A well-validated finite volume flow solver was used to simulate a scramjet inlet with a
Marek Behr   +9 more
core   +1 more source

Field test and CFD of performance of undershot water wheel in snow drainageway

open access: yesNihon Kikai Gakkai ronbunshu, 2020
The present paper describes the performance of a micro undershot water wheel for the power generation in a snow drainageway with the Froude number of 2 to 3. In order to optimize the installation conditions of the undershot water wheel and its arc blade,
Yoshitaka KIKUCHI   +2 more
doaj   +1 more source

IODINE REMOVAL EFFICIENCY IN NON-SUBMERGED AND SUBMERGED SELF-PRIMING VENTURI SCRUBBER

open access: yesNuclear Engineering and Technology, 2013
The objective of this conducted research is to study the iodine removal efficiency in a self-priming venturi scrubber for submerged and non-submerged operating conditions experimentally and theoretically.
MAJID ALI   +5 more
doaj   +1 more source

Dynamical Modelling and Simulation of Waste water Filtration Process by Submerged Membrane Bioreactors [PDF]

open access: yes, 2009
A mathematical model was developed for the filtration process and the influence of aeration on Submerged Membrane Bioreactors. The dynamics of sludge attachment to and detachment from the membrane, in relation to the filtration and a strong intermittent ...
Zarragoitia-González, Alain   +3 more
core   +1 more source

Effects of forebody boundary layer on the performance of a submerged inlet

open access: yes, 2021
The use of a submerged inlet is advantageous in modern aircrafts because of its low drag resistance, small radar cross section and ease of maintenance. Although it is well known that the forebody boundary layer deteriorates the aerodynamic performance of
Guo, S.   +6 more
core   +1 more source

Investigating the Scouring Rate in Plunge Pools Resulting from Impinging Jets With and Without Aeration [PDF]

open access: yesعلوم و مهندسی آبیاری, 2018
draining the flood of enormous dams and transmitting the procedure to the downstream is one of the important issues regarding hydraulic structures. Plunge pools are the main structures to dissipate the high rate of energy.
Akbar Armaghani   +2 more
doaj   +1 more source

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