internet of (weather) things on a grassroot lorawan network
TRANSCRIPT
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Internet of (weather) Things
Weather ex Machinaɛks ˈmɑːkiːnə
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Manolis Nikiforakis, BEng, MScIoT Architect – CEOFull stack Dev(hardware & software)
Stratos Theodorou, MEng, MSc Mobile app developerUI/UX designer
EXM Core Team
Vassilis Chryssos, MEng, MScCommunity managerOpensource advocateSarantaporo.gr
Yiannis Gkoufas, BEng, MScMiddleware developerBig Data expert
Strategic Partner in Hardware R&D
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Enterprise IoT experience
Previous projects include development of a Building Management System (PlegmaOpenBMS)
Operational on various buildings includingEurobank Building – Plaza, Marousi�20+ IoT hardware devices/sensors cross-vendor on 4 floors�300+ acquiring values/sec �Advanced energy analytics
Open Source (GitHub)
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Chaos when weather matters
4
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Market segments focus
Outdoor enthusiast (using 2+ weather apps)Urban commuter, traveler, wind sports
ProfessionalsAgriculture, energy, retail, logistics, insurance, tourism, outdoor events
Meteorological agenciesData validation, competition analysis
Weather affects: Productivity - Safety – Leisure(…and 1/3 of the worldwide economy)
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WxM is Skroutz for weather
● Tracks the accuracy of weather forecasts
● Delivers the most reliable one per location
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Starting with a simple app
Location
forecasts from different providers
Score based on historical forecast accuracy for this location & days out
No! It will not rain on Tuesday
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Confirmed by competition
88
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Enterprise Architecture
Actual WeatherConditions
(not enough data!)
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Not enough actual DATA!
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LIDAR & Doppler Weather Radars
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Really expensive… aiming at gov met offices
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GSM Weather Stations
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Cumbersome and relatively expensive... aiming at PROs
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WiFi Weather Stations
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Low cost aiming at B2C (limited and/or cumbersome)
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Enterprise Architecture
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Wireless tech trade-offs
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● Inertial sensors for wind, capacitive for rain● Atmel AVR 328 + nRF using ESP8266 as WiFi gateway ● BOM ~30€ (end product ~100€)
https://github.com/ellak-monades-aristeias/WeatherXM
EXM weather station v1
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Wireless tech trade-offs
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LoRa Attributes
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Open Infrastructure & Data
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● Inertial sensors for wind, capacitive for rain● STM32 ARM Cortex-M3 + Microchip RN2483 ● BOM ~40€ (end product ~100€)
EXM weather station v2
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LoRaWAN low-cost gateways
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● Gateway based on RPi + SX1272○ BOM 40€
● Gateway based on ESP8266 + RN2483○ BOM 10€
Really low cost gateways
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LoRaWAN Architecture
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Proposed Architecture
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http://sentilo.weatherxm.com:8080/sentilo-catalog-web/
Open Smart City
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TTN kickstarter validated
€295,331934
0
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EXM Smart City Pilots
OASA Transport Hackathon
● Smart bus WiFi hotspot LBS
AIA DigitalGate● Nearby airport weather/pollution monitoring
Sarantaporo.gr● Infrastructure as a commons
Athens center via EuroCPS● Low-cost LoRa (p2p) solid state weather station
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in GreeceAWMN (Athens Wireless MetropoEWN (Evia Wireless Network) IWMN (Imathia Wireless MetropTRWN (TRipoli Wireless NetworWNA (Wireless Networks AssociTWMN (Thessaloniki's WirelessWiMAN (Wireless Metropolitan WirAN (Wireless Agrinio NetwoTRWN (Trikala Wireless NetworCWN (Corfu Wireless Network) HSWN (Heraklion Wireless NetwWNK (Wireless Network of KoriLWN (Larissa Wireless NetworkCYWN (Cyclades Wireless NetwoASWN (Aegean Students WirelesLWMN (Lamia Wireless MetropolMessWN (Messinia Wireless NetPWMN (Patras Wireless MetropoDWN (Drama Wireless Network) KWN (Kos Wireless Network) htKVWN (Kavala Wireless Network
EXM Pilots…...…...…...…...…...…...…...…...…...…...…...…...…...…...…...…...…...………...…...…...…...…...…...
Grassroot
Yes we can!
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We are...
● Weather Analytics B2C -> B2B
● Unique IoT weather hardware
● LoRaWAN for large scale low-cost deployment
● Advanced Weather Services
● Additional IoT use cases through open LoRaWAN
All pieces together
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Thank you!
Manolis @ WeatherXM.com31