Cited by 22Water Quality Monitoring TechnologiesAlgal biology and biofuel productionInnovations in Aquaponics and Hydroponics Systems

Evaluation of Real-Time Monitoring on the Growth of Spirulina Microalgae: Internet of Things and Microalgae Technologies

Lim, Hooi Ren, Khoo, Kuan Shiong, Chew, Kit Wayne, Teo, Michelle Yee Mun, Ling, Tau Chuan, Alharthi, Sarah, Alsanie, Walaa F., Show, Pau Loke·2024·IEEE Internet of Things Journal

Abstract

Microalgae farming is still in its infancy phase to implement Internet of Things (IoT) technologies. Spirulina microalgae was selected to be investigated in this study because it is the most commercially viable microalgae for large-scale production. There are various methods to measure the biomass concentration of microalgae. However, the conventional methods are time consuming, laborious, or expensive. Therefore, this research aims to integrate IoT with a biomass concentration sensor (TCS3200), to monitor the biomass concentration of Spirulina in real time and remotely through the cloud-based system (ThingSpeak). The TCS3200 sensor was programmed and set up to measure the absorbance of the Spirulina culture in a 10-L cultivation tank. The data was collected and stored in the cloud Thingspeak platform. Besides, additional parameters, such as temperature, light intensity, and water level, were monitored to gain a comprehensive understanding of the entire cultivation process. These sensors were all controlled by a Lolin NodeMCU ESP8266 microcontroller. The TCS3200 sensor was found to be better suited for measuring low-biomass concentrations, while a UV-Vis spectrophotometer was able to measure higher biomass concentrations after the sample was diluted. Real-time monitoring of these parameters allows for timely adjustments to be made to the cultivation conditions to optimize the growth and productivity of the Spirulina culture and detect any problems or abnormalities in the process. The use of IoT technologies in the cultivation of microalgae can improve the efficiency and sustainability of the process and provide valuable data for further research and development.

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Crossref · 10.1109/jiot.2023.3296525

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Authors
Lim, H. R., Khoo, K. S., Chew, K. W., Teo, M. Y. M., Ling, T. C., Alharthi, S., Alsanie, W. F., & Show, P. L.
Affiliations
  • University of Nottingham Malaysia Campus (MY)
  • Chettinad Academy of Research and Education (IN)
  • Nanyang Technological University (SG)
  • UCSI University (MY)
  • University of Malaya (MY)
  • Taif University (SA)
  • Wenzhou University (CN)
Venue
IEEE Internet of Things Journal
Published
2024-01-15
Volume
11
Issue
2
Pages
3274-3281
ISSN
  • 2327-4662 (ISSN-L)
  • 2372-2541
OpenAlex
W4384787475
Cited by
22
References
23
Citations by year
2026: 2 · 2025: 12 · 2024: 7 · 2023: 1
FWCI
1.76
Type
journal article
Language
en
Open access
closed
Locations
  • IEEE Internet of Things Journal (publishedVersion)
  • DR-NTU (Nanyang Technological University) (submittedVersion)
Funders
  • Biolina Corporation Sdn Bhd., Malaysia (NVEC0018)
  • UCSI University for the Research Excellence and Innovation Grant (REIG-FAS-2022/003)
  • Taif University Researchers Supporting Project, Taif University, Saudi Arabia (TURSP-HC2023/3)
  • Khalifa University (8474000580)
Topics
  • Physical Sciences › Environmental Science › Water Science and Technology › Water Quality Monitoring Technologies
  • Physical Sciences › Energy › Renewable Energy, Sustainability and the Environment › Algal biology and biofuel production
  • Life Sciences › Agricultural and Biological Sciences › Aquatic Science › Innovations in Aquaponics and Hydroponics Systems
Keywords
Spirulina, microalgae cultivation, Internet of Things, real-time monitoring, ThingSpeak, cloud storage, NodeMCU ESP8266, UV-Vis spectroscopy, remote monitoring, water level monitoring

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