物聯網在環境感測上的應用 - 以空氣盒子為例

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Email: [email protected]

Dr. Ling-Jyh Chen ([email protected])

March 2, 2017

2

LAN

40%

LPWAN

45%

Cellular M2M

15%

LAN

40%

LPWAN

45%

Cellular M2M

15%

LAN

40%

LPWAN

45%

Cellular M2M

15%

(Sensor)

(Sensor)


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3

Internetof

Things


March 2, 2017

(AirBox) PM2.5

4

l Micro Air Pollution Sensing l Participatory sensing l Open big data / Analysis

l Device design & manufacture l Apps & firmware development l Cloud Facility

l Public Awareness l Smart City l Environment Policy

l Location Awareness Sensing System l Experts and technology hackers l Maker Community

l Environment education l Maker education


March 2, 2017

PM2.5?

5


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PM2.5

6

1.Par'culatema.erentersourlungsystemthroughthenoseandthroat.

2|3.Thelargerpar'culate(PM10)iseliminatedthroughcoughingsneezingandswallowing.

4.PM2.5canpenetratedeepintothelungs.Itcantravelallthewaytothealveoli,causinglungandheartproblems,anddeliveringharmfulchemicalstothebloodsystem.


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PM2.5

7


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8

76 10


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9

?


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10

Data

Community

Education

Deployment


March 2, 2017

11

Dep

loym

ent

LASS FT AirBox LASS4U MAPSPlatform MediaTek LinkIt One Realtek Ameba Realtek Ameba MediaTek LinkIt Smart 7688 Duo

T/H sensor DHT22 HTS221 SHT31 BME280

PM sensor PMS3003 PMS5003 PMS3003 PMS5003

CO2 sensor - - SenseAir S8 -

Air pressure sensor - - - BME280

Open source YES - YES YES

Open data YES YES YES YES

Phone app - YES YES -

End user makers schools/buildings citizens academia


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12

Dep

loym

ent

2016/8/19 New Taipei City:298

2016/8/17 Taichung: 230

2016/8/30 Tainan :220

2016/7/26 Kaohsiung :242

2016/3/22 Taipei City :143


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13

Dep

loym

ent

1,600+ devices 26 countries 3+ requests/sec 8GB data/day


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14

Dep

loym

ent

Dat

a

TSI AM510 (5,000 USD) GRIMM Model 1.109 (30,000 USD)

0

0.2

0.4

0.6

0.8

1

0 5 10 15 20 25 30 35 40

CD

F

PM 2.5 (g/m3)

G3Sharp-D

0

0.2

0.4

0.6

0.8

1

0 5 10 15 20 25 30 35 40

CD

F

PM 1/2.5/10 (g/m3)

PM1PM2.5PM10

consistency test


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D

eplo

ymen

tD

ata


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2.0D

eplo

ymen

tD

ata

https://pm25.lass-net.org/grafana/


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D

eplo

ymen

tD

ata

All measurement results are released in real time

https://sites.google.com/site/pm25opendata/open-data

JSON format

https://sites.google.com/site/pm25opendata/open-data


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D

eplo

ymen

tD

ata

https://pm25.lass-net.org/GIS/voronoi/

https://pm25.lass-net.org/GIS/IDW/


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D

eplo

ymen

tD

ata

Smog from China on 2017/01/30


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D

eplo

ymen

tD

ata

2017/02/04 21:00 - 2017/02/05 04:00


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21

Dep

loym

ent

Dat

aEd

ucat

ion


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22

Dep

loym

ent

Dat

aEd

ucat

ion


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23

Dep

loym

ent

Dat

aC

omm

unity

Educ

atio

n


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24

Dep

loym

ent

Dat

aC

omm

unity

Educ

atio

n


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25

Dep

loym

ent

Dat

aC

omm

unity

Educ

atio

n


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26

Dep

loym

ent

Dat

aC

omm

unity

Educ

atio

n

PM2.5


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27

Dep

loym

ent

Dat

aC

omm

unity

Educ

atio

n

PM2.5


March 2, 2017

1,000

28


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29

http://www.rosebt.com/uploads/8/1/8/1/8181762/6779091_orig.jpg


March 2, 2017

30

Something happened on 2015/12/20(UTC time)


March 2, 2017

PM2.5

24 PM2.5 Taiwan: https://pm25.lass-net.org/grafana/dashboard/db/idw-taiwan North TW: https://pm25.lass-net.org/grafana/dashboard/db/idw-taipei Centra TW: https://pm25.lass-net.org/grafana/dashboard/db/idw-taichung South TW: https://pm25.lass-net.org/grafana/dashboard/db/idw-tainan

31

https://pm25.lass-net.org/grafana/dashboard/db/idw-taiwanhttps://pm25.lass-net.org/grafana/dashboard/db/idw-taipeihttps://pm25.lass-net.org/grafana/dashboard/db/idw-taichunghttps://pm25.lass-net.org/grafana/dashboard/db/idw-tainan


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32

Time-Sliced Anomaly Detection (TSAD)

Device Ranking (DR)

Malfunction Detection (MD)

Real-time Emission Detection(RED)

DailyReal-time Daily

Real-time PM2.5 Measurements

5~6 min/sample

weekly pattern

contribution level varies


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33


Device Ranking (DR)






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34


Device Ranking (DR)





daily pattern


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35


Device Ranking (DR)





stable

discriminativedaily pattern


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36


Device Ranking (DR)






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37


March 2, 2017

38


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39


March 2, 2017

Correlation with traffic and stationary emission source

Impacts on individual and community health Finer-grained PM2.5 dispersion model Backend calibration model Urban microclimates On-demand responses & government

policymaking

40


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41


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42

http://www.rosebt.com/uploads/8/1/8/1/8181762/6779091_orig.jpg


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March 2, 2017

44

Become the first node in your community

Promote AirBox in your community

Work together on data analysis

Contribute your crazy ideas and work together on that

Pass the spirit to your students


March 2, 2017

PM2.5

must-have nice-to-have

45


March 2, 2017

Government: TW EPA, TPE, KH, New TPE, Tainan, Taichung, NCHC, MOST,

Academia: AS-IIS, AS-RCEC, SUTD, Industry: Edimax, Realtek, Community: LASS, G0V, CENTRA,

CECEA, PRAGMA,

Hard-working bees: my research teams, students, interns, and many friends

46


March 2, 2017

47

128 [email protected] http://www.iis.sinica.edu.tw/~cclljj/

Institute of Information Science

Associate Research Fellow

128, Section 2, Academia RoadInstitute of Information ScienceAcademia Sinica, NankangTaipei 11529, Taiwan

(02)2788-3799 ext. 1702(02)2782-481404142327

Tel : +886-2-27883799 ext. 1702Fax: +886-2-27824814E-mail: [email protected]://www.iis.sinica.edu.tw/~cclljj/

Ph.D.Ling-Jyh Chen

物聯網在環境感測上的應用 - 以空氣盒子為例

Technology