Considerations when applying large-scale PIV and PTV for determining river flow velocity

MJ Jolley, AJ Russell, PF Quinn, MT Perks - Frontiers in Water, 2021 - frontiersin.org
Large-scale image velocimetry is a novel approach for non-contact remote sensing of flow in
rivers. Research within this topic has largely focussed on developing specific aspects of the …

[HTML][HTML] A Review on the Video-Based River Discharge Measurement Technique

M Chen, H Chen, Z Wu, Y Huang, N Zhou, CY Xu - Sensors, 2024 - mdpi.com
The hydrological monitoring of flow data is important for flood prevention and modern river
management. However, traditional contact methods are increasingly struggling to meet the …

Streamflow observations from cameras: Large‐scale particle image velocimetry or particle tracking velocimetry?

F Tauro, R Piscopia, S Grimaldi - Water Resources Research, 2017 - Wiley Online Library
Image‐based methodologies, such as large scale particle image velocimetry (LSPIV) and
particle tracking velocimetry (PTV), have increased our ability to noninvasively conduct …

[HTML][HTML] In-situ water level measurement using NIR-imaging video camera

Z Zhang, Y Zhou, H Liu, H Gao - Flow Measurement and Instrumentation, 2019 - Elsevier
Water level is a critical component for observation and management of water resources.
Since video surveillance is becoming a standard configuration of gauging stations, more …

Large-scale particle image velocimetry to measure streamflow from videos recorded from unmanned aerial vehicle and fixed imaging system

WC Liu, CH Lu, WC Huang - Remote Sensing, 2021 - mdpi.com
The accuracy of river velocity measurements plays an important role in the effective
management of water resources. Various methods have been developed to measure river …

Drone-based optical measurements of heterogeneous surface velocity fields around fish passages at hydropower dams

D Strelnikova, G Paulus, S Käfer, KH Anders, P Mayr… - Remote Sensing, 2020 - mdpi.com
In Austria, more than a half of all electricity is produced with the help of hydropower plants.
To reduce their ecological impact, dams are being equipped with fish passages that support …

[HTML][HTML] Unpiloted Aerial Vehicle (UAV) image velocimetry for validation of two-dimensional hydraulic model simulations

C Masafu, R Williams, X Shi, Q Yuan, M Trigg - Journal of Hydrology, 2022 - Elsevier
Non-intrusive image-based techniques for measuring surface river velocities have rapidly
evolved as a cost-effective and safe means for quantifying flow patterns. Large-scale particle …

Uncertainty analysis for image-based streamflow measurement: The influence of ground control points

WC Liu, WC Huang, CC Young - Water, 2022 - mdpi.com
Large-scale particle image velocimetry (LSPIV) provides a cost-effective, rapid, and secure
monitoring tool for streamflow measurements. However, surveys of ground control points …

Application of an automated discharge imaging system and LSPIV during typhoon events in Taiwan

WC Huang, CC Young, WC Liu - Water, 2018 - mdpi.com
An automated discharge imaging system (ADIS), which is a non-intrusive and safe
approach, was developed for measuring river flows during flash flood events. ADIS consists …

Optical sensing for stream flow observations: A review

F Tauro, A Petroselli, S Grimaldi - Journal of Agricultural …, 2018 - agroengineering.org
Images are revolutionising the way we sense and characterise the environment by offering
higher spatial and temporal coverage in ungauged environments at competitive costs. In this …