Results 21 to 30 of about 5,234,237 (301)
Measurements of Complex Free Water Surface Topography Using a Photogrammetric Method
This paper presents a photogrammetry-based system for capturing turbulent aerated flow topography in a laboratory environment, especially for complex hydraulic phenomena character-ised by turbulent, non-stationary, and non-homogeneous aerated flows.
Žan Pleterski +4 more
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The Analysis of Flow Regime in the Aerated Flow
AbstractSetting aeration facilities on the discharge structure in the dam to make the gas in the flow, is a common used method to reduce erosion damage to the building today. Based on the feature of the discharge structure and considering the types of the ventilation facilities and air-intake system, this paper simplified a model for project to analyze
Wu, Xiaoju +4 more
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Experimental setup to study two phase flows for environmental applications [PDF]
The air water mix is a major concern for the environmental application. This paper proposes an experimental method to accede simultaneously at the water flow velocity field and at the void fraction. Instantaneous and mean fields, as well as the evolution
Murgan Irina +3 more
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Low-cost Packing Materials in an Aerated Biofilter for Lagoon Effluent Treatment [PDF]
As part of a comprehensive evaluation of post-treatment techniques for the removal of chemical and microbiological pollutants from lagoon effluents, an aerated biofilter was designed.
Malika Khelladi +5 more
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Aeration performance of hydrodynamic flow regulators
Hydrodynamic flow regulators are used in environmental engineering as a replacement for traditional flow throttling devices. They are extremely efficient, reliable and free from the common disadvantages of traditional devices. Recent research by the authors indicated that the atomization of a liquid by hydrodynamic flow regulators accelerates ...
P, Wójtowicz, M, Szlachta
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AERATED FLOW CHARACTERISTICS ON STEPPED CHANNELS
Stepped channels are effective for dissipating the energy of supercritical flows that occur at steep channels, dams, weirs, and drop structures. As stepped channel flows are characterized as aerated flows, it is important to estimate the energyh ead of the aerated flow for a hydraulic design of the stepped channel.
TAKAHASHI, Masayuki +2 more
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Aeration strategies and total nitrogen removal in a hybrid aerated treatment wetland
This study investigates the impact of aeration strategy on the performance of total nitrogen (TN) removal in a compact hybrid aerated treatment wetland (TW), called Rhizosph'air®.
Caroline Kimie Miyazaki +4 more
doaj +1 more source
Turbulence in continuous flow surface aeration systems [PDF]
Turbulence characteristics in an optimal continuous surface aeration system were investigated in this study. The experimental system consists of a rectangular tank, where flow is driven by equally spaced aerators placed on the liquid surface. The mass-transfer coefficient and turbulent parameters at the tank's inlet and outlet were measured to enable ...
Anurag, Sharma +2 more
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The design of cost-effective reactors for wastewater treatment by electrochemical advanced oxidation processes is still a challenge. In this work, a novel electro-Fenton reactor concept is presented.
J. F. Pérez +5 more
semanticscholar +1 more source
Self-aerated technology of valve lintel (SATVL) is widely used in high head navigation lock water delivery system to address the cavitation problem. To optimize the structural parameters of valve intel including the height of the throat ( $ h_1=20\,{\rm ...
Bo Wu, Ya-an Hu, Xin Wang, Xiujun Yan
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