[PDF][PDF] Free surface detection in hydraulic jumps through image analysis and ultrasonic sensor measurements

JD Nóbrega, HE Schulz, DZ Zhu - ISHS 2014-Hydraulic Structures …, 2014 - researchgate.net
The application of non-intrusive techniques has been sought in experimental studies
involving complex hydraulic phenomena. In this sense, in the present study an ultrasonic …

Numerical procedure for free-surface detection using a volume-of-fluid model

P Lopes, J Leandro, RF Carvalho - Journal of Hydro-Environment Research, 2018 - Elsevier
During the design of a stepped spillway it is fundamental to predict the maximum water
depth to define wall height. Many experimental and numerical studies have been made on …

[PDF][PDF] Free-surface profiles and turbulence characteristics in skimming flows along stepped chutes

ALA Simões, HE Schulz, RM Porto… - Journal of Water …, 2013 - academia.edu
The behavior of the free surface in skimming flows along stepped chutes is investigated for
the step ratio 1V: 1H. Data were collected using high frequency ultrasound probes. The …

Analysis of two phase flows on stepped spillways

RJ Lobosco, HE Schulz… - … -Optimizing Methods and …, 2011 - books.google.com
Self-areation is a very relevant phenomenon that occurs in flows on stepped chutes, and is
one of the reasons of building such structures. In this sense, the main purposes of stepped …

[PDF][PDF] Multiphase analysis of entrained air in skim‐ming flows along stepped chutes

HE Schulz, RJ Lobosco, ALA Simões - ACOMEN, 2011 - researchgate.net
Self-aeration is a predominant phenomenon of flows along stepped chutes. While the steps
increase the energy dissipation rate, they also increase the air uptake, reducing risks of …

Study of the Effect of the Rate Flow and the Slope of the Channel on the Energy Dissipation in the Stepped Channels: Proposing an Empirical Models

G Mostefa, B Kheira, D Abdelkader, D Naima - Procedia engineering, 2015 - Elsevier
Many researchers have concentrated on experimental research of hydraulic characteristics
of the flow over the stepped spillway. It is in this context that we operate in the present work …

André Luiz Andrade Simões, Harry Edmar Schulz

RJ Lobosco, R de Melo Porto - Hydrodynamics: Natural Water …, 2012 - books.google.com
Flows on stepped spillways have been widely studied in various research institutions
motivated by the attractive low costs related to the dam construction using roller-compacted …

[PDF][PDF] Formulação para transferência de oxigênio através da interface ar-água em vertedores em degraus

ALA Simões, HE Schulz, R de Melo Porto - Anais, 2012 - researchgate.net
RESUMO É quantificada a dissolução de gases nos escoamentos bifásicos altamente
turbulentos encontrados em canais escalonados. Esta quantificação parte da formulação …

[引用][C] Stepped spillways: theoretical, experimental and numerical studies

ALA Simões, HE Schulz, RJ Lobosco… - … : natural water bodies, 2011 - repositorio.usp.br
ReP USP - Detalhe do registro: Stepped spillways: theoretical, experimental and numerical
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