Low cost sensor and system for collecting water usage data

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Agenda

1. Introduction

2. Sensor System

3. Pilot

4. Conclusion

2

Introduction3

Waternomics

• Increase end-user conservation awareness and affect behavioural changes

• Avoid waste through leak detection

• Save energy and CO2 through saving water

• Smart water sensors• Software

4

Sensor System

• Water Sensor

• Data Acquisition Device

• Website

5

Water Sensors

Ultrasonic Flow Meter Mini Water meter

Easy installation For main pipe in the building Positive/negative/net flow analyzer Serial RS485 output Built-in calibration ±1% accuracy

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Small size For areas around the house fit with regular residential hose (1/2”) 1 to 30L/min ±2% accuracy

Data Acquisition Device

BeagleBone Black (BBB)

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• High speed (1GHz)

• Multiple GPIO and Serial ports

• Runs on Linux

• $45

Website

• Real time monitoring

• Downloading data

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Pilots9

Collective data

Conclusion

• Presented the pilots and its preliminary requirements

• The sensors and the data acquisition system that we propose

• Have developed and tested a low cost water flow sensor based system for collecting water information for three types of pilots.

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THANK YOU!THANK YOU!