Download pdf - Tong Quan Mtthk

GII THIU TNG QUAN VTHNG TIN, DN NG,

GIM ST (CNS)

Middle Region Air Traffic Services Co., CNS Technical Division

Bin son: V Hng Sn Trng phng K thut

2 December 29th, 2010

Khi nim v CNS/ATM

Cc khi nim: ATM: Air Traffic Management (Qun l khng lu)

Qun l khng lu (ATM) c th hiu l qun l s lu thng ca tu bay di chuyn trn khng. S lu thng ca tu bay trn cc tuyn ng bay cn phi tun theo s iu hnh ca b phn kim sot khng lu dimt t m bo hot ng bay an ton, iu ho, v hiu qu.

CNS: Communication Navigation Surveillance (Thng tin Dnng Gim st) Qu trnh m bo cho tu bay bay an ton v hiu qu t im khi

hnh ban u ti im n yu cu cc h thng qun l khng lu phic hiu qu c h tr bi ba chc nng chnh: thng tin (Communication), Dn ng (Navigation) v Gim st (Surveillance) gi tt l CNS.

Thng tin: L vic trao i cc tin tc thoi v d liu gia ngi li vkim sot vin khng lu (KSVKL) hoc cc trung tm thng bo bay.

Dn ng: ch v tr ca tu bay cho t li. Gim st: ch v tr tu bay cho KSVKL, gm vic chuyn cc tin tc v

dn ng t tu bay cho cc trung tm KSKL to iu kin ghi hnhlin tc cc v tr c lin quan ca tu bay.

ICAO (International Civil Aviation Organization) gi 3 chc nng l dchv CNS h tr cho qun l khng lu thut ng CNS/ATM



Bn ng bay trong cc vng FIR thuc phm vi trch nhim ca Vit Nam



Vng tri trch nhim ca APP Nng



Thng tin - Communication

Phn loi: Theo dch v:

Thng tin lu ng hng khng (Aeronautical Mobile Services AMS) bao gm: Dch v thng tin lu ng gia cc i hng khng mt t vi tu bay: Thng tin khng a (Air

Ground Comm).

Gia cc tu bay vi nhau (Air Air Comm).

Thng tin c nh hng khng (Aeronautical Fixed Services AFS): L dch v vin thngc cung cp bi cc mng lin lc thoi v d liu, bao gm: Mng vin thng c nh Hng khng: Aeronautical Fixed Telecommunication Network (AFTN); Air Traffic Services (ATS) Message Handling System (AMHS): H thng x l in vn dch v khng

lu. ATS speech networks and circuits: Cc mng v mch thoi ATS (Air Traffic Services) Common ICAO Data Interchange Network (CIDIN): Mng trao i d liu chung ca ICAO Dedicated networks of ATS providers: Mng dng ring ca cc nh cung cp dch v ATS. OPMET (OPerational METeological) circuits and centres: Cc mch v trung tm OPMET ATS computer-to-computer data networks and circuits: Mng v cc mch d liu my tnh ATS. Satellite Distribution System for information relating to air navigation (SADIS): H thng phn b

thng tin v tinh lin quan n dn ng hng khng.

Ghi ch: Ngun trch dn thng tinhttp://www.eurocontrol.int/amc/public/standard_page/aeronautical_fixed_service.html

Theo dng tn hiu (d liu): Thng tin thoi. Thng tin d liu.



Lin lc khng a (A/G)

Mc ch: Thit lp knh (mch) lin lc gia KSVKL ti cc trung tm kim sot khng lu ATC (Air

Traffic Control Center) v ngi li (tu bay): trao i thng tin, ra hun lnh,

Phng tin hay cch thc lin lc:


Hin ti:

Ch yu l lin lc thoi VHF A/G; hoc HF A/G (i vi nhng vngtrn bin, sa mc,) m tm vica sng VHF khng n c.

Tng lai: S dng lin lc d liu(Datalink) thng qua cc trmv tinh, trm VHF Datalink(VHF DL), Radar mode S


Lin lc khng a (A/G)

Lin lc thoi khng a: u im:

Trin khai n gin, r (s dng cc trm thu/pht VHF A/G iu ch AM hoc HF).

Nhc im: Nhiu in t: lm sai lch thng tin, c bit l lin lc HF A/G Tm ph hn ch: Do c tnh truyn thng ca sng VHF. Thi gian lin lc di: Do dng thoi. Kh khn v mt ngn ng: ICAO quy nh s dng ting Anh.

Lin lc d liu khng a: u im:

chnh xc cao: dng phng thc truyn s liu Tm ph khng hn ch: Do kt hp nhiu phng thc lin lc vi nhau: VHF D/L; v tinh;

Radar mode-S

Thi gian lin lc ngn: Gi message Tng lu lng x l/ thi gian. Khng b hn ch v mt ngn ng.

Nhc im: Tn km, trin khai phc tp: Ph thuc vo iu kin h tng tng quc gia, hng tu bay.

Kt lun: Lin lc d liu khng ia l phng thc s c p dng cho chng trnh CNS/ATM mi

ca ICAO nh s tin b ca Khoa hc k thut, cng ngh, kinh t, L phng thc linlc chnh ca tng lai

Hin nay phng thc ny ang tip tc c nghin cu pht trin v ng dng thnghim.



Bn ph sng VHF A/G trong cc vng thng bo bay FIR ca Vit Nam cc FIR ln cn.



Lin lc d liu khng a (A/G)

ng truyn d liu qua hthng v tinh lu ng hngkhng AMSS (Aeronautical Mobile Satellite Service):

S dng cc v tinh a tnh thit lp cc knh lin lc giatrm mt t vi tu bay nmtrong vng nhn thy (ph sng) ca v tinh.

Ph hp vi lin lc trn idng, sac mc, cc vng rngni sng VHF A/G khng ph nc.

S dng VHF Data link: S dng phng tin VHF A/G

nhng truyn d liu (data) thayv truyn thoi (voice).

Cc mode VHF D/L: mode 1, 2, 3, 4.


ng truyn d liu Radar mode S (SSR mode S):

SSR Mode S da vo a chn nht ca tu bay gm24-bit do ICAO quy nh d tm mt v tr ca mt tubay

C 16.777.214 a ch mybay c ICAO quy nh ng k cho tu bay, hocc ng k theo hng khaithc, hoc ng k theo tngquc gia.


Controller Pilot Data Link Communication (CPDLC)

Khi nim: H thng thng tin bng ng truyn d liu gia KSVKL v phi cng gi tt

l CPDLC

l mt phng tin lin lc gia kim sot vin v phi cng, s dngng truyn d liu trao i thng tin ATC.


Mn hnh lin lc CPDLC trn tu bay Boeing

Minh ha phng thc lin lc CPDLC


Lin lc VHF khng a (VHF A/G)

c tnh k thut tng qut thit b mt t theo tiu chun caICAO:

Di tn: t 117.975 MHz 137 MHz Tn s max: 136.975 MHz

Tn s min: 118.0 MHz

Phn cc: ng

Phn cch knh tn s: 25 kHz.

n nh tn s: 0.002% ca tn s n nh (phn cch knh 25 kHz);

0.001% ca tn s n nh (phn cch knh 8.33 kHz).

Cng sut pht x hiu dng: Phi ln cng in trngtrong phm vi tm ph hot ng t nht l: 75 microvolts/m.

c tnh m tn: 300 - 2 700 Hz.

Lin lc: Thoi 2 chiu (bn song cng)

Tn s lin lc khn nguy: 121.5 MHz



c tnh k thut thit b VHF A/G ti APP/TWR Nng

APP Nng: Tn s hot ng:

Tn s chnh: 125.3 MHz Tn s d phng: 119.5 MHz Tn s khn nguy: 121.5 MHz - Dng chung vi TWR

Cu hnh my tn s 125.3 MHz. Thit b VHF chnh:

My thu pht VHF AM n tn ca hng Jotron (Na Uy 1995). ang chun b thay my mi. Cu hnh: Gm 2 b my thu v my pht, cu hnh 1+1: (Tx: TA-5103 (50W)/ Rx (RA-5002). ng

ten c lp. V tr t my: Trm Radar Thng tin Sn Tr. Phm vi hot ng: Trong vng tip cn Nng (R~ 300km) Kt ni iu khin xa: T h thng chuyn mch thoi VCCS Nng qua tuyn viba Sn Tr

TWR Nng.

Thit b d phng: My thu pht VHF AM a tn ca hng Rodhe & Schwarz (c - 1996) Cu hnh:

Gm 2 b my thu/pht (Tranceivers), cu hnh 1+1: (XU452 (50W)/VU490(200W)). ng ten c lp.

01 my IC A-200 (7W) ca hng ICOM (Nht SX - 1998) t ti bn iu khin ca APP1, sdng iu khin trc tip khng qua VCCS.

V tr t my: phng Thit b trung tm (T7) - i KSKL Nng. Phm vi hot ng: Trong vng tip cn Nng (R~ 300km) Kt ni iu khin xa: T h thng chuyn mch thoi VCCS Nng qua tuyn cp ng kt ni

trc tip n my.. C th chuyn sang cc tn s khc: 119.5 MHz, 121.5 MHz (my a tn).




APP Nng:

Tn s 119.5 MHz. My thu pht VHF AM a tn ca hng Rodhe & Schwarz (c - 1996)

Cu hnh: Gm 2 b my thu/pht (Tranceivers), cu hnh 1+1: (XU452 (50W)/VU490(200W)). ng ten c lp.

V tr t my: Trm Radar Thng tin Sn Tr.

Phm vi hot ng: Trong vng tip cn Nng (R~ 300km)

Kt ni iu khin xa: T h thng chuyn mch thoi VCCS Nng qua tuynviba Sn Tr TWR Nng.

C th chuyn sang cc tn s khc: 119.5 MHz, 121.5 MHz (my a tn).

Tn s 121.5 MHz (dng chung vi TWR Nng): My thu pht VHF AM a tn ca hng Jotron (Na Uy - 2009)

Cu hnh: Gm 2 b my thu v my pht (TR-7725), cu hnh 1+1: (Tx: 7625 (25W)/ Rx (RA-7302). ng ten c lp.

V tr t my: phng Thit b trung tm (T7) - i KSKL Nng.

Phm vi hot ng: Trong vng tip cn ti sn Nng (R~ 300km)

Kt ni iu khin xa:

T h thng chuyn mch thoi VCCS Nng qua tuyn cp ng kt ni trc tipn my.

Khi VCCS c s c: chuyn by-pass qua thit b iu khin xa TE-1039 t ti cc bnConsole ca APP v TWR.




TWR Nng: Tn s 118.35 MHz:

Thit b chnh: My thu pht VHF AM a tn ca hng Jotron (Na Uy - 2009) Cu hnh: Gm 2 b my thu v my pht (TR-7725), cu hnh 1+1: (Tx: 7625 (25W)/ Rx (RA-7302).

ng ten c lp. V tr t my: phng Thit b trung tm (T7) - i KSKL Nng. Phm vi hot ng: Trong vng ti sn (TWR) Nng (R~ 60km) Kt ni iu khin xa:

T h thng chuyn mch thoi VCCS Nng qua tuyn cp ng kt ni trc tip nmy.

Khi VCCS c s c: chuyn by-pass qua thit b iu khin xa TE-1039 t ti cc bnConsole ca APP v TWR.

Thit b d phng: 01 my thu/pht VHF AM a tn IC-A110 (9W) ca hng ICOM (Nht - 2004). 01 my thu/pht VHF AM a tn IC-A22 (1.5W) ca hng ICOM (Nht - 2004).

Ngun cung cp cho thit b: Do UPS (30 KVA ti TWR N, 60KVA ti Sn Tr) cp in AC trc tip.

Cc my Jotron TR-7725 ti TWR Nng s dng ngun back-up t t hp cquy, c b np km theo.

Ngun in li: in li ca in lc

in d phng: cc my pht in ti cc trm (cu hnh 1+1) cung cp, c hthng chuyn i in ATS t ng.

Ghi m: Ti APP/TWR Nng s dng h thng ghi m Atis PL-2000 48 knh Ghi trc tip tn hiu thoi vo/ra ca my hoc ghi t h thng VCCS (theo PO)



S kt ni iu khin h thng VHF TWR Nng



S cp ngun cho VHF TWR Nng



c tnh k thut thit b VHF A/G ti TWR a phng

TWR Ph Bi: Tn s 118.8 MHz v 121.5 MHz (khn nguy). Tm hot ng 60km

04 my thu/pht VHF AM a tn IC-A200 (7W) ca hng ICOM (Nht - 1998). Mi tn s 2 my, t trn bn console v iu khin trc tip.

01 my IC-A22 (1.5W) ca hng ICOM (Nht - 2004): D phng cp 2.

Ghi m: Chnh Atis PL-3200DT (16 knh) + d phng (Racal Wornet Series I) 8 knh.

Ngun cp: Trc tip t UPS (5KVA), c 02 my pht in d phng + ATS, ngun li.

TWR Chu Lai: Tn s 118.225 MHz v 121.5 MHz (khn nguy). Tm hot ng 60km

04 my thu/pht VHF AM a tn IC-A200 (7W) ca hng ICOM (Nht - 1998). Mi tn s 2 my, t trn bn console v iu khin trc tip.


Ghi m: Chnh Atis PL-3200DT (8 knh)

Ngun cp: Trc tip t UPS (1.5KVA) + ngun c quy. C 02 my pht in d phng + ATS, ngun li.

TWR Ph Ct: Tn s 118.6 MHz v 121.5 MHz (khn nguy). Tm hot ng 60km

03 my thu/pht VHF AM a tn IC-A200 (7W) v 01 my IC-A110 (9W) ca hng ICOM (Nht 1998, 2007). Mi tn s 2 my, t trn bn console v iu khin trc tip.






c tnh k thut thit b VHF A/G ti TWR a phng

TWR Pleiku Tn s 118.1 MHz v 121.5 MHz (khn nguy). Tm hot ng 60km

04 my thu/pht VHF AM a tn IC-A200 (7W) ca hng ICOM (Nht - 1998). Mitn s 2 my, t trn bn console v iu khin trc tip.




TWR Tuy Ha: Tn s 118.9 MHz v 121.5 MHz (khn nguy). Tm hot ng 60km

TWR ti Cng HK Tuy Ha: 03 my thu/pht VHF AM a tn IC-A200 (7W) ca hng ICOM (Nht - 1998) + 01 my IC-

A22 (1.5W). Mi t trn bn console v iu khin trc tip.

TWR K4 (Qun s): Khi c bay qun s, KSVKL chuyn sang lm vic ti K4: 02 my thu/pht VHF AM a tn IC-A200 (7W) ca hng ICOM (Nht - 1998) + 01 my IC-

A22 (1.5W). Mi t trn bn console v iu khin trc tip.

Ghi m: Racal Wornet Series I) 8 knh chun b u t 01 ghi m mi 2011.

Ngun cp: Trc tip t UPS (1.5KVA) + ngun c quy. C 01 my pht in dphng v s dng ngun d phng t Cng HK Tuy Ha, ngun li.



i KSKL Ph Bi (TWR Ph Bi)



B tr thit b trn bn console TWR Ph Bi



i KSKL Ph Ct (TWR Ph Ct)



i KSKL Tuy Ha (TWR Tuy Ha)



Mng vin thng c nh hng khng - AFTN

AFTN: Aeronautical Fixed Telecommunication Network

Chc nng: L mng thng lin lc trao i d liu dng in vn (messege), c tc , kh nng lu tr v chuyn mch t thp n trung bnh, thc hin theo cc ng truyn vt l v c s dng chuyn cc in vn hng khng.

Mng AFTN bao gm:

Cc H thng chuyn tip in vn t ng AMSS (Automatic Message Switching System) kt ni vi nhau.

Mi AMSS hay cn gi AMSC (Automatic Message Switching Center) kt ni n cc i (u cui) AFTN nhn v truyn d liu in vn AFTN.

Chc nng ca AMSS: c chc nng nhn, x l, lu tr v chuyn tip cc in vn gia cc i.

Khun dng in vn AFTN tun th theo khuyn co thc hnh ca ICAO (Ti liu ph c 10, quyn 2, Annex 10 Vol.2).



Cu trc in vn AFTN

Hng tiu - Heading: ZCZC CID/CSN Du hiu bt u in vn: ZCZC

Ch danh pht gm: Ch danh mch (Circuit Identification): Gm 3 ch ci n nh cho i truyn. V d: DPA: D i

Nng, P Mch n i nhn Ph Bi, A- Knh A. S th t knh (Channel Sequence Number): gm 3 ch s, bt u t 001 n 000 (ng vi s

1000). c i pht nh li v 001 t thi im 0000 (UTC) mi ngy.

Cc thng tin khc (nu cn): Du khong cch < 10 k t

Du cch khong (space).

Hng a ch - Address: Du i hng (xung hng)

Ch danh khn (priority): Gm 2 ch ci (SS, DD, FF, GG, KK) ty loi in vn v khnca in vn.

a ch i nhn: Gm cc a ch 8 ch ci. V d: VVPBZTZX (a ch ca i KSKL Ph Bi). Ti a 3 hng a ch, mi hng gm 8 a ch i nhn, mi a ch cch nhau bng 1 du

cch.

Du i hng (xung hng)

Hng gc Origin Thi gian thc hin: 6 ch s, 02 ch s u ch ngy trong thng, 04 ch s tip theo l gi,

pht (UTC). V d: 300225 ngy 30, 02 gi 25.

Ch danh a ch gc (Originator Indicator): Ch danh 8 ch ci ca i gc (i pht in vn)

Cnh bo khn (Nu cn)

Du xung hng (i hng)



Cu trc in vn AFTN

Bn vn Text:

Ni dung bn vn v cc k t s dng bn vn tun th theocc khuyn co thc hnh ca ICAO.

Phn kt thc Ending

Gm 7 du ln hng lin tc

NNNN

V d:

ZCZC QJH DPA023

GG VVPBZTZX

290225 VVDNZTZX

NNNN



S kt ni gia cc AMSS trong khu vc



S mng AFTN ca MIRATS



H thng x l in vn khng lu - AMHS

AMHS - Air Traffic Service Message Handling System: H thng x l in vn dch v khng lu.

Chc nng: X l, lu tr, chuyn tip cc loi in vn ATS (NOTAM, Flight Plans, d liu kh tng,)

Chuyn t phng thc x l hng k t (character oriented) ca AFTN sang x l hngbit (Bit Oriented).



H thng chuyn mch thoi - VCCS

VCCS (VCS): Voice Communication Control System

Chc nng:

Cung cp cc v tr lm vic (Operation Position - OP) ti ccbn iu khin ca KSVKL. Thit lp cc knh lin lc thoi t t (ground ground communication) gia cc c s iuhnh bay thng qua cc mch thoi: in thoi (telephone), ATS Direct Speech (ATS D/S) hay cn gi hot-line.

Thit lp cc knh lin lc thoi khng a: Kt ni vi cc hthng, thit b VHF A/G iu khin thu, pht, chn mychnh/ph, chn tn s lin lc,.v.v.

C cc cng giao tip ghi m lin lc thoi theo knh (mchlin lc) hoc theo v tr khai thc.

Thit b VCCS ti Nng:

Model thit b: Gemini 4000 Series II.

Hng sn xut: Drake (Anh).

Nm a vo s dng: 2006



S khi tng quan ca h thng VCS Gemini 4000 Series II



S u ni h thng VCCS APP/TWR Nng



Cc thnh phn ca 1 v tr khai thc (OP)



Cc mng vin thng phc v cho thng tin lin lc

Mc ch: Thit lp h tng mng vin thng kt ni gia cc i, trm, c s ATS trong ton Tng cng ty

phc v cho cc dch v thng tin lu ng v c nh hng khng.

m bo tnh ton vn, tin cy vng chc cho cc mng vin thng hng khng.

Kt cu: Cc mng do t chc, n v ngoi cung cp phn dch v hoc ton b (VNPT, Viettel,)

Cc mng do Tng cng ty u t: Mng VSAT, viba.

Mng VSAT ca Cng ty QLB min Trung: Bng tn: C, thu bng thng ca v tinh Thaicom-V

Trm Hub: t ti Trm Radar thng tin Sn Tr

ng ten parabol: 4.5m.

Cng sut b pht p: 20W (c th ln n 100W).

Cc trm con: Trm Ph Bi, Ph Ct, Pleiku. Cng sut: 5W ng ten Parabol 2.4m

Kt ni n cc trm Hub khc ca Tng cng ty: Trm Tn Sn Nht (AACC HCM); Ni Bi (ACC HAN); Gia Lm (ATC&C).

Thit b ghp knh: Ti Sn Tr: CX2000 (ca hng Memotec). Hng i ACC HAN dng FasstLane F10 ca Scitec

(c).

Ti cc trm Ph Bi, Ph Ct, Pleiku: CX900e (Memotec)

Cc d liu truyn dn trong mng: Thoi: Telephone, ATS D/S (hotline), iu khin xa VHF A/G. S liu: AFTN, Radar, TCP/IP.

Ring trm VSAT Quy Nhn l 1 trm con trc thuc mng VSAT ca Cng ty QLB min Nam



S mng v tinh hin ti ca MIRATS



S mng knh thu ring (Leased-line)



S u ni cc knh truyn trong mng knh thu ring



S cc tuyn viba ca MIRATS



S cc knh truyn ATS D/S ca MIRATS



Dn ng - Navigation

Chc nng: Cung cp thng tin v v tr (hng, gc, ta ) cho tu bay.

Cc h thng dn ng hin ti: Dn ng hng tuyn (En-route): ch yu s dng VOR/DME.

Tip cn: VOR/DME, NDB.

H cnh chnh xc: ILS.

u, nhc im: Tm ph hn ch do c tnh truyn thng ca sng in t.

Vn nhiu (nhiu in t, nhiu a ng,) lm nh hng n chnh xc ca thit b.

H thng dn ng tng lai: ICAO xut s dng h thng dn ng ton cu bng v tinh GNSS (Global Navigation Satellite

System) l h thng dn ng trong tng lai.

u im: Khc ph hn ch v tm ph sng cho php m thm cc ng bay mi, gim p lc v

mt khng lu.

Nhng cn tr: Hin mi c 1 s quc gia s hu cc h thng dn ng bng v tinh: GPS (M), Glonass

(Nga), Galileo (Chu u) Vn ph thuc, vn chnh tr, chnh xc ca cc h thng ny s dng cho h cnh chnh xc cn hn ch.

Phng hng: Nghin cu pht trin cc phng thc dn ng da trn GNSS (thc t mt s tu bay khi

bay hng tuyn s dng GPS). Nghin cu bin php nng cao chnh xc ca GNSS (DGPS, GBAS, SBAS, WASS,

EGNOS,)



Phng thc dn ng hin ti v tng lai



M hnh h thng GBAS


GPS

GBAS

receiver

Monitoring

station

Reference

station

Master

station

Correction

data

Airport Pseudolite

Positioning

information

Positioning informationGPS

GBAS

receiver

Monitoring

station

Reference

station

Master

station

Correction

data

Airport Pseudolite

Positioning

information

Positioning information


VOR/DME

VOR - Very High Frequency Omni-directional radio Range: i dn ng a hng sngcc ngn

CVOR: Conventional VOR VOR qui c (hoc c in)

DVOR: Doppler VOR (VOR s dng hiu ng Doppler). chnh xc DVOR cao hn so viCVOR. Hin nay trong Tng cng ty QLB VN s dng DVOR.

Chc nng: Cung cp thng tin gc phng v gia tu bay vi i VOR so vi hng Bc t.

Nguyn l hot ng DVOR: Da trn s sai khc pha gia 2 tn hiu sin 30Hz c iu ch trn sng mang ca i pht

(nm trong di tn t 108 118MHz).

Tn hiu 30Hz c pha khng i gi l 30Hz Ref., iu ch AM tn hiu sng mang v cpht i t ng ten carrier (ng ten sng mang nm trung tm).

Cc ng ten bin tn (sideband, thng l 48 ci) nm trn vng trn ng ten DVOR ln ltpht i cc tn hiu bin tn trn (Upper Sideband USB) v bin tn di (LSB Lower Sideband) theo tng cp ng i xng nhau.

Tn s 9960 Hz c gi l tn s sng mang ph.

FUSB = Fcarrier + 9960 Hz; FLSB = Fcarrier 9960 Hz

S quay m phng ca cc ng ten bin tn do hot ng cp nng lng ra tng cp ngten sideband xoay vng vi tc 30 vng/giy to ra hiu ng Doppler Tn hiu 9960 biu ch FM tn s 30 Hz, gi l 30 Hz Var.

Ty theo v tr ca tu bay (gc to bi tia ni gia tu bay vi tm i so vi hng Bc t), my thu trn tu bay s nhn c cc tn hiu 30Hz Ref v 30 Hz Var c pha sai lch nhaumt gc ng bng gc phng v ca tu bay.

Nu tu bay ng hng Bc t so vi tm i: 2 tn hiu 30Hz Ref v 30 Hz Var s trngpha nhau.



Hnh nh i DVOR/DME Nng



Nguyn l pht x tn hiu ca i DVOR


ODD ANT

EVEN ANT

LSB

USB

1

25 26

2

Fc 9960 Hz

Fc + 9960 Hz

Tn hiu 30 Ref iu ch

AM Fc


Minh ha tn hiu 30Hz Ref v 30Hz VAR thu c ng vicc v tr khc nhau ca tu bay so vi i DVOR


47 December 29th, 2010Middle Region Air Traffic Services Co., CNS Technical Division


DME

DME - Distance Measuring Equipment: Thit b o c ly bng v tuyn. Chc nng: Cung cp thng tin c ly ca tu bay so vi tm i DME.

Nguyn l hot ng: My hi (Interrogator) trn tu bay pht cp xung hi xung i mt t. Tn hiu xung ny truyn trong khng gian n i mt khong thi gian

l T

i DME mt t gii m, nhn c tn hiu hi hp l, chun b phtcp xung tr li.

Cp xung tr li c pht i sau 1 khong thi gian tr Td = 50S. Cp xung tr li i mt khong thi gian T n c my thu trn tu

bay (v vn tc sng in t >> so vi vn tc tu bay nn xem nh v trtu bay t khi pht n khi nhn khng thay i).

Khong thi gian t lc pht xung hi n khi nhn c xung tr li:Ttotal = 2T + Td

My thu trn tu bay sau khi nhn c cp xung tr li hp l, tnh c lyn i:

Trong : C: Vn tc truyn sng in t = 3.108 (m/s)

Kt hp gia VOR v DME: cung cp gc thng tin gc phng v vc ly ca tu bay so vi i Tu bay s xc nh c v tr ca mnh


NMs

sTTTCD totaldtotal

/36.12

50

2

)(


Nguyn l hot ng ca DME


Airborne Equipment

Internal

delay

50s

Ground Equipment

The Interrogation travels

at the speed of light

The Reply travels

at the speed of light

Distance = Total travel time - 50s

12.36S/NM

DME Signal Characteristics and Functions

The Aircraft Interrogator transmits an

omnidirectional interrogation


Thng s cc i DVOR/DME ti cc sn bay khu vc min Trung

i DVOR/DME Nng:

Ta t i: 10801153,6E, 1600309,9N.

Phm vi cung cp dch v: R= 300 km FL370

i hiu: DAN

Hng sn xut: Airport Systems Inc. (M).

Nm khai thc: 1996

DVOR 1150

Tn s : 114.4 MHz

Cng sut: 100W

sai lch gc phng v cc i: 1.50.

DME 1119

Knh tn s DME: 91X (Tn s thu: 1115,0 MHz; Tn s pht: 1178,0MHz).

Cng sut: 1000W-pp

sai lch c ly cc i: 150m

Kh nng: phc v 200 tu bay cng lc




i DVOR/DME Ph Bi:

Ta t i: 10704206.3E, 1602408.5N


i hiu: HUE

Hng sn xut: Alenia Marconi Systems (ASI) Inc. (M).

Nm khai thc: 2001

DVOR 1150

Tn s : 115.8 MHz

Cng sut: 100W

sai lch gc phng v cc i: 1.50.

DME 1119

Knh tn s DME: 105X (Tn s thu: 1129,0MHz; Tn s pht: 1192,0MHz).

Cng sut: 1000W-pp

sai lch c ly cc i: 150m

Kh nng: phc v 200 tu bay cng lc




i DVOR/DME Ph Ct: Ta t i: 10900234E, 1305730N


i hiu: PCA

Hng sn xut: Selex Systemi Integrati Inc. (M).

Nm khai thc: 2007

DVOR 1150

Tn s : 116.3 MHz Cng sut: 100W sai lch gc phng v cc i: 1.50.

DME 1119A

Knh tn s DME: 110X (Tn s thu: 1134,0MHz; Tn s pht: 1197,0 MHz).

Cng sut: 1000W-pp sai lch c ly cc i: 150m Kh nng: phc v 200 tu bay cng lc

i DVOR/DME Pleiku: Khnh thnh ngy 25/11/2010



Gim st Surveillance

Chc nng:

Cung cp thng tin v v tr (ta , cao, hng bay) ca tubay cho c s ATS iu hnh bay an ton, iu ha, hiu qu.

Phn loi h thng gim st:

Gim st c lp:

T xc nh c v tr tu bay v thng bo v trung tm kimsot khng lu.

Gm cc h thng Radar s cp PSR (Primary Surveillance Radar) v h thng Radar th cp SSR (Secondary Surveillance Radar).

Gim st ph thuc:

Tu bay t xc nh v tr da vo cc thit b dn ng trntu bay, sau ngi li bo co li (bng thoi) cho trm mtt.

Gim st ph thuc ch yu p dng cho nhng vng tri trni dng hoc nhng ni m radar khng th ph sng.



Nguyn l hot ng ca Radar PSR



Nguyn l hot ng ca Radar PSR

My pht pht tn hiu xung cng sut cao trong thi gian ngn.

B ghp/phn nhnh (Duplexer) chuyn i lun phin gia ngtn hiu thu v pht ra ng ten trnh lm hng my thu (khi pht) v a tn hiu thu vo my thu (khi thu).

ng-ten truyn nng lng ca my pht thnh nhng tn hiu trongkhng gian theo cc yu cu v phn b v hiu sut tn hiu.

Nhng xung pht i c bc x vo trong khng gian bi ng-ten di dng sng in t. Sng ny i theo mt ng thng vi vntc khng i v s c phn x li bi mc tiu.

ng-ten nhn c nhng tn hiu tr li b phn tn.

Trong thi gian tip nhn b ghp/phn nhnh dn nhng tn hiuphn hi yu ti my thu.

My thu nhy cao khuch i v gii iu ch tn hiu RF nhnc. My thu cung cp nhng tn hiu hnh nh u ra.

B ch th cn phi th hin thng tin cho ngi quan st mt cchlin tc, d hiu, phc ha c v tr tng i ca mc tiu ra-a.



Receiver Decoder

Transmitter Coder

Transponder

Coder Transmitter

Decoder Receiver

Interrogator

Synchronizer of

Primary Radar

My thu ca Transponder khuch i v gii iu ch

cc tn hiu xung hi

B gii m gii m tn hiu hiv kch thch b m ha chun

b tn hiu tr li tng ng

Coder m ha tn hiu tr li

My pht iu ch vpht cc tn hiu xungtr li xung trm mt

t

Chn ch mha gi tn hiu

hi ln tu bay

iu ch v phtcc xung tn hiuhi ln tu bay

Khuch i v giiiu ch tn hiuxung tr li. Lc

v nhiu.Gii m tn hiu trli da trn mode

v m tr li.

Tn hiu hiUplink

Tn hiu tr liDownlink


The Radar system has 02 RDP

and FDP:

One RDP/FDP from ALENIA

MARCONY located in Ha Noi

ACC and one from Thales

Eurocat-X ATM System in

AACC Ho Chi Minh


H thng Radar PSR/SSR Sn Tr

Tng quan v thit b: PSR: TRAC2000

Cng sut pht: 10kW iu ch PM Di tn: (1215-1370)MHz Tc vng quay: 12 vng/pht; Tn s lm vic: 1260/1340 MHz Tm ph: R = 80 NM ng ten: kiu Parabol, R= 7m

SSR: RSM970:

Cng sut pht 1500W Mode: A/C

Tc vng quay: 12 vng/pht; Tn s lm vic: 1260/1340 MHz Tm ph: R = 250 NM ng ten: kiu LVA, ng knh 5m.

Ta t i: 10801441.23E , 1600759.95N; cao: 618m

M s, a ch k thut: 0000 0010 (SIC).

Hng sn xut: Thomson CFS (C.H Php)

Nm a vo khai thc: 1994 (d n Thanh Long II)

Phc v cho ACC H Ch Minh, APP Nng v ACC H Ni



Radar RSM970 Quy Nhn

Tng quan v thit b:

SSR: RSM970:

Cng sut pht 1500W

Mode: A/C

Tc vng quay: 12 vng/pht;

Tn s lm vic: 1260/1340 MHz

Tm ph: R = 250NM

ng ten: kiu LVA, ng knh 5m.

Ta t i: 10801441.23E , 1600759.95N; cao: 618m

M s, a ch k thut: 0000 0010 (SIC).

Hng sn xut: Thomson CFS (C.H Php)

Nm a vo khai thc: 1994 (d n Thanh Long II)



Tm nhn thng t v tr TRAC2000 Sn Tr


Tm nhn thngng vi cao

1500m


600m


300m


S u ni cung cp tn hiu Radar


Thank you!
