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IoT Application for Water Quality Monitoring: Nitrates

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

12 Scopus citations

Abstract

The intensive agricultural fertilization used for large scale food production generates an increase in the concentration of nitrates in water systems, contamination of water for human consumption and eutrophication of surface waters. Therefore, nitrates monitoring is a must practice in a basin receiving high agricultural activity. Discrete and sporadic samples analysis might reveal spatial differences in concentration, but continuous samples analysis gives the information about the origin, hydrological dynamics, transport and the bioprocessing of the nitrates. Here we present a design of an autonomous system for nitrates remote monitoring that uses an adjustable but continuous sampling flow, UV spectroscopy and Internet of Things (IoT) to directly perform and control the system calibration and nitrates quantification and, a strategy to optimize data generation and the monitoring resolution: a conductivity sensor used as a sampling frequency trigger.

Original languageEnglish
Title of host publication2020 IEEE 11th Latin American Symposium on Circuits and Systems, LASCAS 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728134277
DOIs
StatePublished - Feb 2020
Event11th IEEE Latin American Symposium on Circuits and Systems, LASCAS 2020 - San Jose, Costa Rica
Duration: 25 Feb 202028 Feb 2020

Publication series

Name2020 IEEE 11th Latin American Symposium on Circuits and Systems, LASCAS 2020

Conference

Conference11th IEEE Latin American Symposium on Circuits and Systems, LASCAS 2020
Country/TerritoryCosta Rica
CitySan Jose
Period25/02/2028/02/20

UN SDGs

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

  1. SDG 2 - Zero Hunger
    SDG 2 Zero Hunger

Keywords

  • Frequency triggers
  • Internet of Things
  • nitrates continuous monitoring.

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