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Implementation of an IoT Based Radar Sensor Network for Wastewater Management
Adam Drenoyanis1,2, Raad Raad3, Ivan Wady4
1School of Electrical, Computer and Telecommunications Engineering (SECTE), University of Wollongong (UOW), Wollongong 2522, NSW, Australia. agd834@uowmail.edu.au.
Sensors (Basel, Switzerland)
|January 13, 2019
Summary
This study introduces a portable radar device and a Low Power Wide Area Network (LPWAN) for real-time wastewater monitoring, enabling early detection of critical events and improving network management.
Area of Science:
- Environmental Engineering
- Water Resource Management
- Sensor Technology
Background:
- Critical wastewater events like blockages and overflows often go undetected, leading to significant environmental and financial costs.
- Current wastewater monitoring relies on periodic checks or SCADA systems, lacking real-time insights between major pumping stations.
Purpose of the Study:
- To present a novel, non-invasive radar device for benchmarking sewer pumping station (SPS) pumps.
- To demonstrate the deployment and capabilities of a Low Power Wide Area Network (LPWAN) for real-time wastewater monitoring.
- To offer solutions for improving wastewater network management and proactively detecting system failures.
Main Methods:
- Development and testing of a standalone, portable radar device for non-invasive pump benchmarking.
- Configuration and deployment of a Low Power Wide Area Network (LPWAN) using the LoRaWAN protocol.
- Robust testing of LoRaWAN network capabilities in an Australian urban environment.
Main Results:
- The study successfully deployed an IoT-capable LPWAN, reducing reliance on mobile networks and SCADA congestion.
- Real-time monitoring devices were enabled, providing proactive alerts for system failures within the wastewater network.
- LoRaWAN achieved maximum transmission distances of 20 km in urban areas and up to 35 km line of sight.
Conclusions:
- A properly deployed LPWAN utilizing the LoRaWAN protocol offers effective, long-range communication for wastewater monitoring.
- The integrated system of portable radar devices and LPWAN enhances proactive wastewater network management and reduces the impact of critical events.
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