http://www.floweather.com/ floweather is a GLOSS (Green, Low cost, Open Source, Sustainable) project, floweather is more than an embedded system or the node of a wireless sensor network floweather is not just a little, modular, wiireless station for weather and air quality measurements, floweather is the hi-tech flowerpot designed for your balcony, floweather is Arduino based. develop team: Salvatore Di Dio Stefano Manni Domenico Schillaci

1. FLOWEATHER
Environment monitoring system
based on sensor networks
July 2010

2. – Introduction
! Environmental monitoring system
What ! Weather and pollution data processing
! From idea to prototype
! Territory based approach
! Network infrastructure for distributed measurements
How ! Data presentation through a personalized service
! Flexible and sustainable
! Inside a flowerpot
! Revolution in the concept of environmental monitoring
Why ! Best environmental awareness
! Several applications

3. – Ideas & Motivations
! Weather and pollution data analysis
! Integration of different devices and environmental map
Ideas ! Data presentation via web and customizable service
! Adaptability: modularity and mobility
! Low power consumption
! Innovative and user friendly method user
! Hourly weather data and urban climate map
! Useful tool for building energy management Motivations
! Pollution monitoring
! Original design

4. – The first hi-tech pot

5. – Halfway between WSNs and ESs
Wireless Sensor Networks Embedded systems
• Distributed architecture
• Special purpose
• Short-range wireless
technology • Dedicated hardware
• Autolocalization • Low memory management
• Power consumption control • Interaction with the outside
world
• 2 phases:
• Data collection • Commonly used in real-time
applications
• Data communication

6. – Distributed system
" Every node is an independent device
" Star topology (stations do not communicate with each other)
" All the data is stored on a server

7. – Project drivers
Green Low cost
• Fully recyclable • Low cost price
materials ~ 150! (customer price)
• RoHS components • Traditional forecast
stations price
• LIon rechargeable
> 250!
batteries GLOSS
Project
• Schematics available for • Economic sustainability
free download
• Energetic sustainability
• Source code shared
Open Source Sustainable

8. – Two ways approach
Measuring device Server for data analysis

9. – Device
• Mobility
– Wireless interface, rechargeable batteries
• Modularity
– Additional modules
• Open Hardware
– Ad-hoc designed microcontroller
• Flexibility
– Location, Purpose

10. – Device: basic components
temperature, sensing communication
alimentazione humidity,
air pressure, GSM/GPRS
CO module
LIon
battery
pack microcontroller
integrated
circuit
antenna
solar
panel visualization sincronization
clock
LCD display

11. – Device: behavior
3 WAY VISUALIZATION
Misurazioni Data transmission
Temperatura, Umidità, Pressione
• Unico ciclo di 11 misurazioni (una ogni 1/2s)
• Internet connection through APN
• Temperatura e umidità • Inserimento dei valori all'interno di un vettore
• Contact with server address
• Ordinamento eseguito tramite bubble sort
• Web page
• Pressione atmosferica • Opening a TCP connection
Scelta del valore mediano
• Data transmission
• Monossido di carbonio
Monossido di carbonio
• Mobile phone
• Ciclo di sensing
Ciclo di sensing
• Memorizzazione
• Station display

12. – Device: behavior
3 WAY VISUALIZATION
Misurazioni SMS processing
Temperatura, Umidità, Pressione
• Unico ciclo di 11 misurazioni (una ogni 1/2s)
• Check received message memory
• Temperatura e umidità • Inserimento dei valori all'interno di un vettore
• Verifying request authenticity
• Ordinamento eseguito tramite bubble sort
• Web page
• Pressione atmosferica • Answer with an sms containing last measure
Scelta del valore mediano
• Deleting message
• Monossido di carbonio
Monossido di carbonio
• Mobile phone
• Ciclo di sensing
Ciclo di sensing
• Memorizzazione
• Station display

13. – Device: behavior
3 WAY VISUALIZATION
Misurazioni LCD screeen
Temperatura, Umidità, Pressione
• Unico ciclo di 11 misurazioni (una ogni 1/2s)
• Last measurement always on memory
• Temperatura e umidità • Inserimento dei valori all'interno di un vettore
• Viewable on the LCD screen
• Ordinamento eseguito tramite bubble sort
• Web page
• Pressione atmosferica • Duration: 5 seconds
Scelta del valore mediano
• Overwritten by the next measurement
• Monossido di carbonio
Monossido di carbonio
• Mobile phone
• Ciclo di sensing
Ciclo di sensing
• Memorizzazione
• Station display : : : floweather : : :
Wed 21/07/2010 h 16
T= 27.4 C P=1018 hPa
H= 60% CO=1.0 ppm

14. – Device: consumption control
Temperatura, Umidità,
ACTIVE SLEEP
Pressione
• Clock ciclo di 11 misurazioni (una ogni 1/2s)
Unico hourly alarm • LCD visualization
Unico ciclo di 11 misurazioni (una ogni 1/2s)
• Sensing
Inserimento dei valori all'interno di un vettore • All the components are in idle state
Inserimento dei valori all'interno di un vettore
• Communication
Ordinamento eseguito tramite bubble sort • Clock manages alla alarms
Ordinamento eseguito tramite bubble sort
• SMS management
Scelta del valore mediano • No power valore mediano
Scelta del consumption except RTC
90s 3510s 90s 3510s
active sleep active sleep
= Hourly alarm = LCD on
= Shut down

15. – Device: add-ons
Anemometer
Anemometro Further gas analysis
Anemometro
• Velocità e SO2, NO2
• Velocità e
• Wind speed
direzione del • CO2, O2 del
direzione
• Wind direction
vento vento
• C6H6, NH3
• Wind chill
• Wind chill • Wind chill
PM10
Acoustic pollution board
Anemometro Anemometro
ZigBee module
• Velocità e • Alternative
• Velocità e
• Intensity solution for
direzione del direzione del
communication
• Loudness
vento vento
• Instead of
• Effect on people
• Wind chill GSM/GPRS
• Wind chill
module

16. – Device: design
Material: chylon
• 55% polyethylene
45% sawdust
• Fully recyclable
Project: flowerpot
• Polished design
• Compact sizes
• Components located inside

17. – Server
• Ease
– Clear and quick consultation, Graphs
• Personalization
– Custom web page
• Real time update
– Immediately available
• Automation
– Data processing, stations coordination

18. – Server: components
storing presentation
www.floweather.com
sharing on Twitter EPW file

19. – Server: behavior
DATA MANAGEMENT
GESTIONE
MisurazioniDATI www.floweather.com
1. Home
• Temperatura e umidità
• Memorizzazione 2. Blog
•
• Presentation
Pressione atmosferica 3. Project
•
• Presentazione
Monossido di carbonio 4. MyFloweather
• Twitter 5. Credits
•
• Ciclo di sensing
Twitter
• Memorizzazione
• NRG simulation software
• Software di simulazione
energetica

20. – Server: software

21. – Server: behavior
DATA MANAGEMENT
Misurazioni Social network
• Free microblogging service
• Temperatura e umidità
• Data sharing with neighbors
• Presentation
• Pressione atmosferica • Automatic posting
• Monossido di carbonio
• Twitter
• Ciclo di sensing
• Memorizzazione
• NRG simulation software

22. – Server: funzionalità
DATA MANAGEMENT
GESTIONE
MisurazioniDATI Connection with energy softwares
• Using data for energy simulations
• Temperatura e umidità
• Memorizzazione • Measures stored as EPW file
•
• Presentation
Pressione atmosferica • EnergyPlus, ESP, Climate Consultant
•
• Presentazione
Monossido di carbonio
• Twitter
•
• Ciclo di sensing
Twitter
• Memorizzazione
• NRG simulation software
• Software di simulazione
energetica

23. – Conclusions
Results Work in progress
• Innovative environmental
monitoring • Interconnections with domotics
• Real time and personalized • Experimentation with many
web service devices
• Strong interaction with the
user • Creating a distributed network
• Polished design
• Further add-ons
• Priority document patent
submitted in UK

24. – Publication: Politecnico di Milano
http://www.floweather.com/
Stefano Manni, Domenico Schillaci e Salvatore Di Dio