Numerical simulation of hydraulic jumps. Part 1: Experimental data for modelling performance assessment

D Valero, N Viti, C Gualtieri - Water, 2018 - mdpi.com
Hydraulic jumps have been the object of extensive experimental investigation, providing the
numerical community with a complete case study for models' performance assessment. This …

A review on methods for measurement of free water surface

G Rak, M Hočevar, S Kolbl Repinc, L Novak, B Bizjan - Sensors, 2023 - mdpi.com
Turbulent free-surface flows are encountered in several engineering applications and are
typically characterized by the entrainment of air bubbles due to intense mixing and surface …

Evaluation of water level in flowing channels using ultrasonic sensors

TSR Pereira, TP de Carvalho, TA Mendes… - Sustainability, 2022 - mdpi.com
Monitoring flow in channels is difficult, expensive, and potentially dangerous; hence,
alternatives minimizing these factors are sought and indirect methods to measure the flow …

Turbulent free-surface monitoring with an RGB-D sensor: the hydraulic jump case

DB Bung, BM Crookston, D Valero - Journal of Hydraulic Research, 2021 - Taylor & Francis
Measuring flow depths in free-surface turbulent flows can be challenging due to their fast
dynamics and the presence of aeration. This study analyses the suitability of a low-cost …

Can we improve the non-intrusive characterization of high-velocity air–water flows? Application of LIDAR technology to stepped spillways

M Kramer, H Chanson, S Felder - Journal of Hydraulic Research, 2020 - Taylor & Francis
The characterization of high-velocity air–water flows is crucial for the design of hydraulic
structures including stepped spillways. Recent experimental advances have shown that …

Case study of prototype hydraulic jump on slope: Air entrainment and free-surface measurement

Z Bai, R Bai, R Tang, H Wang, S Liu - Journal of Hydraulic …, 2021 - ascelibrary.org
This paper presents a case study of a prototype B-type hydraulic jump produced
downstream an irrigation-regulating gate in a natural river. The inflow Froude number is Fr …

Prototype air–water flow measurements in D-type hydraulic jumps

H Wang, R Tang, Z Bai, S Liu, W Sang… - Journal of Hydraulic …, 2023 - Taylor & Francis
Prototype hydraulic jump experiments were conducted at the Pei-bridge Gates in the Bao
River, China. Two D-jumps formed on the 14° slope downstream one of the 5-m-wide sluice …

Evolution of local scour downstream of Type A PK weir in non-cohesive sediments

WD Lantz, BM Crookston, M Palermo - Journal of Hydrology and …, 2022 - sciendo.com
A large-scale piano key weir laboratory study was conducted to investigate the evolution of
the scour process occurring in the downstream basin for two non-cohesive granular bed …

Fully developed self-aerated flow in steep chute with various bottom roughness

Z Bai, H Wang, R Bai - Physics of Fluids, 2024 - pubs.aip.org
Self-aerated open channel flows have been extensively investigated in various physical
scales, but comprehensive depiction of air entrainment and air–water flow properties for …

Robust estimators for free surface turbulence characterization: A stepped spillway application

D Valero, H Chanson, DB Bung - Flow Measurement and Instrumentation, 2020 - Elsevier
Robust estimators are parameters insensitive to the presence of outliers. However, they
presume the shape of the variables' probability density function. This study exemplifies the …