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A long-range, low-cost technique to measure water level variations over limnimeters on hydraulic weir using machine vision and IoT

  • A. Chiliquinga-Chiliquinga
  • , R. Garcés-Llerena
  • , V. Bautista-Naranjo
  • , G. Vayas-Ortega
  • , Jose Ignacio Castillo-Velazquez
  • , R. Clotet
  • , M. Huerta
  • , D. Rivas-Lalaleo

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

It is neither practical nor economical to make continuous and direct measurements of the water flow in a stream, so indirect methods must be used to measure the water level and, based on a calibration curve, relate it to the corresponding flow rate. A hydraulic weir with a limnimeter fulfills this purpose, but its disadvantage is that it does not allow the automated registration of the water level and therefore new and more efficient technologies must be used to perform this measurement automatically and thus have a lower waste and optimization of the resource. This experiment develops an algorithm based on computer vision and the inclusion of the concepts of the Internet of Things, in order to measure and record the values of the water level in a hydraulic dam, also includes energy storage system, power supply, remote computer, devices with wireless communication and IoT platform that allow a measurement error of less than ± 2% to be obtained with respect to a visual measurement made by the operator.

Original languageEnglish
Title of host publicationProceedings of the 2022 IEEE 40th Central America and Panama Convention, CONCAPAN 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728167152
DOIs
StatePublished - 2022
Event40th IEEE Central America and Panama Convention, CONCAPAN 2022 - Panama City, Panama
Duration: 9 Nov 202212 Nov 2022

Publication series

NameProceedings of the 2022 IEEE 40th Central America and Panama Convention, CONCAPAN 2022

Conference

Conference40th IEEE Central America and Panama Convention, CONCAPAN 2022
Country/TerritoryPanama
CityPanama City
Period9/11/2212/11/22

Bibliographical note

Publisher Copyright:
© 2022 IEEE.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Computer Vision
  • Hydraulic Weir
  • Limnimeter

CACES Knowledge Areas

  • 216A Network and Database Design and Administration

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