IJMG DUNG CONG NGHE GSM/GPRS

CONG NGHE Q N G DUNG

IJMG DUNG CONG NGHE GSM/GPRS

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TRONG DIEU KHIEN

VA GIAM SAT HE THONG CHIEU SANG CONG CONG TP QUY NHON

APPLYING GSIVl / GPRS TECHNOLOGY IN CON- TROLLING & IVIONITOR- ING QUY NHON PUBLIC LIGHTING SYSTEIVl

Modern lighting system is a distributed system that needs to be managed and automatically remote-con- trolled based on new tech- nologies in order to ensure good quality, reduce man- power costs and save energy.

This article introduces appli- cation of GSM (Global System

for Mobile C o m m u n i c a t i o n ) / G P R S

(General Packet Radio Service) in controlling and supervising of public lighting systems. On that basis, the application is made to give trial to the line Quy Nhon - Nhon Hoi in Quy Nhon city

\ V- 1

Tiung tam dieu khieii

] 'Nha cung cap dich vu

< LE VAN D O A N H - L E THAI HIEP Trudng DH BK Ha Noi - TrUdng OH Qui Nhan

Trong bai bao nay gidi thieu ufng dung cua he thong thong tin di dong toan cau GSM (Global System for Mobile Communication)/Djch vu vo tuyen goi chung GPRS (General Packet Radio Service) vao dieu khien va giam sat he thong chieu sang cong cong. Tren cof sdr do xay dung ufng dung thuf nghiem cho tuyen dUdng Quy Nhoin - Nhofn Hoi cua thanh pho Quy Nhofn.

USB port

: .j-Baauaa USB GPRS/3G

CP24:

U S B GPRS/3G USB port COM port

GSM Modem

I V J O i V l

I Model COM port

SIU COMOI Modem

Tai hien trUdng lien lac vdi trung tam dieu khien va ngUdI giam sat thdng qua Internet bdi dieh vu GPRS eua nha eung cap djch vu dl ddng.

Qng dung dupe de xay dUng he thdng dieu khien va giam sat tCf xa.

Tai hien trUdng lien lac vdi trung tam dieu khien va ngUdI giam sat thdng qua Internet bdi dieh vu GPRS eCia nha cung cap dich vu di ddng.

Lfng dung dupe de xay dUng he thdng dieu khien va giam sat tCf xa.

Tai hien trUdng lien lac vdi trung tam dieu khien va ngUdi giam sat thdng qua Internet bdi djch vu GPRS eua nha cung cap djch vu dl ddng.

Qng dung dupe de xay dUng he thdng dieu khien va giam sat tCf xa vdl gia thanh tha'p.

Tai hien trUdng lien lac vdi trung tam dieu khien va ngUdi giam sat chi don gian thdng qua tin nhan SMS.

[Jng dung dupe de xay dUng he thdng dieu khien va giam sattCf xa, nbUng tinh nang se han che.

Tai hien trUdng gCfl tin nhan SMS tdi trung tam dieu khien va ngudi giam sat thdng qua Modul GSM.

Do tinh chat mdt chieu nen ehi Cfng dung de xay dUng he thdng canh bao.

Hinh 1: Cac thiet bj cong nghe ho trO truyen thong theo cong nghe GSM/GPRS

16

Tyr dong hoa ngay nay / l l , 2 0 1 0

I. GlOfI THIEU CHUNG

He thdng chieu sang hien dai la mdt he thdng phan tan can dUpc quan ly va giam sat tU ddng, tCf xa dUa tren edng nghe mdi nham: dam bao chat lupng tdt, giam chi phi nhan lUc, tie't kiem nang lupng.

Qua khao sat va danh gia hien trang he thdng chie'u sang edng cdng d Ha Ndi, thanh phd Hd Chi Minh, thanh phd Quy Nhon, eung nhU khao sat cac thie't bj cdng nghe hd trp truyen thdng theo cdng nghe GSM/GPRS ta cd the tdm tat trong sP dd hinh 1.

Rieng ddi vdi he thdng dieu khien va giam sat he thdng chie'u sang cdng cdng cd the md ta chi tie't he thdng dieu khien va giam sat tren hinh 2.

CAU TRUC HE THONG DIEU KHIEN VA GIAiVI SAT CHIEU

S A N G

CONG CONG

Bang sau day dUa ra viee so sanh Uu, nhupe diem cua cac he thdng dieu khien va giam sat he thdng chieu sang cdng cdng:

Dieu khi^n hf$n trirjmg

Hmh 2: Cau true chi tiet hi thong dieu khien va gidm sat chieu sdng cong cong

Cong nghf ung dung m^ng GSM/GPRS

Cdng nghf irng dung du'A^g dSy difn thogi k^t hQTp PLC (dang ^p dung tai Hk N^i) 1. Phuyng thurc vS t6c d$ truyen thong

+ Truyen da diem

+ DO lieu dang goi tin khong don^ bp

+ Toe dp 19,2-115,2 kbps

+ Khong can phan theo khu v\rc, cac tram truyen thong khong phy thuoc nhau.

2. C h i t Imyng t r u y i n thdng + Chi phy thugc chat lugfng cua nha cung c§p djch vy.

+ it bj gidn doan vi truyen khong day.

+ Truyen diem — diem + Truyen dong bp + T6cdp 1,2^4,8 kbps

+ Phan bo theo khu vyc, cdc tram truyen thong phy thu§c nhau.

+ Khong chi phu thugc chat lupng cua nhd cung cap dich vy, ma c6n phy thupc nhieu vao chat lupTig ducmg day dipn thoai va duimg day di^n.

+ Hay bi gidn do?n vi s\r c6 durt ddy.

Cdng nghf ti'ng dyng mgng Internet k i t h^p P L C (dang dp dung tai thdnh pho Ho Chi Minh) *

+ Truyen da diem

+ DLT Heu dang goi tin khong d6ng bp

+ T6c dp 4,8-9,6 kbps tren liroi chieu sang va co the len t6i 2 Mbps tren ducmg truyen ADSL.

+ Phan bo theo khu vyc, cac trgm truydn thong phy thupc nhau.

3. Kbi nSng dieu kbien vi ^ m s i t + Dieu khien va gi^m sat den tung tu dieu khien chieu sang v^ tiing diem sang.

+ 0 6 kha nSng dieu khien v4 giam sat bjng phin mem tai trung tam ho^c tren web bao m$t.

+ Co kha nang <i&l Ijch dong cat cho tu dieu khien ho^c dong c3t tOrc thdi.

+ Co kha nang di^u khiSn dong cat theo cac che dp: 0%, 30%, 50%, 100%.

+ Giam sat cac thong so: U, I, coscp, P, s6 dien tieu thu, che dp d6ng cat.

+ Co t h i dieu khiSn va giam sat d6ng theri trong thoi gian ngan.

+ Dieu khiSn dugc tai mpi noi.

4. Khi n i n g canh b i o + Ddng thdi canh bao cac si/

cd ve tnmg tam, co kha nang thong tin canh bao d&i t | n ngudi van hanh. ^

+ Dudng truyen canh bao

Dieu khien va gidm sat den timg tu dieu khien chieu sang.

+ Co kha nang dieu khien va giam sat bang phan mim tai trung tam (phan mem SmartLight).

+ Co kha nang dat Ijch dong cat cho to dieu khien.

+ Co kha nang dilu khiln dong cat theo cie c h i dp: 0%, 30%, 50%, 100%.

+ Giam sat cac thdng s6: U, I, c h i dp ddng cat.

+ Dieu khien va giam sat lan lupt trong thdi gian dai.

+ Chi dieu khien dupe tai trung tam dieu khien.

+ Khdn§ ddng thdi canh bao cac su cd ve tnmg tam.

+ Dudng truyin canh bao bj ximg dpt khi cd hai tii dieu khien trd len cimg canh bao.

+ Phy thupc vio dudng day mang ADSL.

+ Phu thupc dudng day di?n chieu sang.

+ Hay b) giin dojn vi s\f co dirt diy.

+ Dieu khien va giam sat den timg tii dieu khien chieu sang va timg diem sang.

+ Cd kha nang dieu khien va giam sat bing phan mem tai tnmg tam hoac tren web bao mat.

+ C6 kha nan^ dat ljch ddng cat cho tu dieu khien hodc ddng cat tire thdi.

+ Cd kha nang dilu khien ddng cat theo cac che dp: 0%, 30%, 50%, 100%.

+ Giam sat cac thdng sd: U, 1, cosip, P, sd di#n tieu thu, che dp ddng cat.

-*- Cd the dilu khien va giam sat ddng thdi trong thdi gian ngin.

+ Chi dilu khien dupe t^i noi cd mang Intemet.

+ Dong thdi canh bao cac ^\f cd ve trung tam.

+ Dudng truyin canh bao khdng bj xung dpt.

Qua so sanh cac phUdng an d tren ta tha'y phUPng an dng dung mang GSM/GPRS cd gia thanh tha'p nha't, cd tinh kha thi eho thCr nghiem va trien

khai.

Trong sP dd eau true he thdng ta dijng cac IPC (may tinh cdng nghiep) de lam viec 24h/24h va ehiu dupe rung, bui ban. NhUng xet dieu kien thUc te thi he thdng chie'u sang khdng can lam viee 24h/24h, ma chi can t d 17h00 ngay hdm trUde de'n 7h00 ngay bdm sau, ed the thie't l a p t u b a t v a t u t a t may; khdng chju rung ddng manh, t r d khu vUc gan dudng sat; chiu bui ban nhieu, nhUng cd the dung ludi Ipc bui. Vi the cd the thay IPC bang PC (may tinh ea nhan) de giam chi phi. Hien tai cd rat nhieu Ioal PC cd kich thudc nhd gpn ed the lap dat vao tu chie'u sang dUpc.

Phan cdng la he thdng mang vien thdng dl ddng cd s3n. Van de la can xay dUng phan mem chuyen dung danh cho dieu khien va giam sat he thdng chie'u sang cu the

Automation Today / 1 1 , 2010

11

tl PHAN MEM HE THONG OIEU KHIEN

G I A M

SAT

7. Sa do khoi ciia phdn mem (hinh 3)

Module Truyen so lieu

Module Dieu kien Workstation

Module

Module i Module Xac dinh cbe —>•. Ra lenh f—>

dp. Ulv ; dieu khien

i Xii li so lieu

u

^{Thu thap Module}

He thong

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DO dat dien ap

Dirii dat che dp

ffinh 3: So do I(h6i phdn mem

2) Xay dung cdc giao diin chinh cua phan mem dieu khien vd gidm sdt he thong chieu sdng cho TP Quy Nhan

Tuyen dddng Quy Nhan - Nhan Hgi

Dam Thi Nai la mdt dam nUdc Idn va sau, cd hinh nhu mdt cai da day, ra vao dam bang mpt ldi duy nha't la cCra cang Quy NhPn, noi tru ngu ly tudng cua tau thuyen khi gap bao. Cau Thj Nai la chiec cau vUpt bien dai nha't Viet Nam dupe thi cdng bang cdng nghe hien dai. Cau duoc khdi edng xay dUng vao thang 11 nam 2002 va khanh thanh vao ngay 12-12 nam 2006, ndi lien thanh phd Quy Nhon va ban dao PhUdng Mai (khu kinh te Nhan Hdi).

Phan chinh cua cau dai 2.477,3 m, rdng 14,5 m.

Cau gdm 54 nhjp cd khau dp mdi nhip la 120 m. Tinh ca phan he thdng dudng g o m , cau dai 6960 m vdi 5 cau ngan. Cau chiu xe trpng tai 30 tan va xe banh xich trpng tai 80 tan.

He thdng chie'u sang tren doan dudng nay dupe xay dung vdi nhdng thdng sd chinh sau:

lo Tir dpng hoa ngay nay / 1 1 , 2010

- Dieu khien chie'u sang:

Thdng qua 5 tu dieu khien TD - 03 (phan lam 5 tram). Cae tu den nay dUpc cap ngudn tii 5 tram bie'n ap dung rieng eho he thdng chie'u sang.

Che dp van hanh: tU ddng (hai ehe dp):

+ Budi tdi 18*^00 -:- 23^00 bat 100% sd den.

+ Den khuya 23^00 ^ 06^00 cat bdt cdn 2/3 sd den.

+ Ban ngay 06^00 ^ 18^00 tat hoan toan.

*• Bd t r i chie'u sang:

Bd t r i edt den TC - l i m , lap den Solalr-S.250W d hai ben dudng, tren cae eau lap hai edt hai ben vao thanh cau.

Hinh 4: Bo tri chieu sdng tren ducing Quy NhOn - Nhdn Hgi

Giao dien giam sat cua Server va Client dupe trinh bay tren binh 5 cdn hinh 6 trinh bay giao dien dieu khien Server va Client. Hinh 7 la giao dien giam sat Workstation.

Hinh S: Giao dien gidm sdt cua Server cdng nhii Client

Control W i n d o w

Quy NbOD Nbon H0101 Ch.^MUn.vK^.0 O r f « U u . v l « ^ j , 0 ^ TW.Eh..lUchho.. 1 03:00

. iO". 1 . 50-, ,•300 1 ; j « .

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H/n/i 6; Giao dien dieu khien cua Server cung nhu Client

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Ke't qua thu dUpe luc 23h03, tram QNNH01 sang 30% tdng sd den (hinh 10).

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Hinh 7: Giao dien gidm sdt ciia Worlistation

Hinh 10: Trgm QNNH01 bdtsdng30% tongsoden

Sd lieu tCr tram QNNH01 truyen ve trung tam dieu khien, dUde hien thi tren man hinh giam sat (hinh 11).

C/iay t/iu'he t/76'ng;

Thie't lap che dp lam viec eho tram QNNH01 trong cCra so dieu khien (hinh 8)

Thdng tin dieu khien dupe truyen t d may tinh

Hinh 8: Thiet lap che do lam viec cho trgm QNNH01 tgi trung tdm dieu khien

Server dat tai trung tam dieu fchlen de'n may tinh Workstation dat tai t u dieu khien chie'u sang QNNH01.

Ke't qua thu dupe lue 22h55, tram QNNH01 sang 100% tdng so den (hinh 9).

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Hinh 9: Tram QNNH01 bdt sdng 100% tong so den

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Hinh 11: Hien thi thong so gidm sdt trgm QNNH01 tgi trung tdm dieu ithien

III. KET LUAN:

Viec dng dung cdng nghe GSM/GPRS vao dieu khien va giam sat chieu sang cd tinh linh boat eao trong dieu khien, giam sat va van hanh. Viee eai dat he t h d n g tuong ddi don gian, re tien. Tuy nhien phuong phap nay ddi hdi phai cd djch vu mang vien t h d n g day du. Thdng qua mdt dng dung eho mdt he t h d n g chie'u sang cu the cae tae gia da xay dUng dUpc phan mem t r p giup viec dieu khien va giam sat he thdng chie'u sang cdng cdng.Q

Automation Today / l l , 2010

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