chương 6 lập kế hoạch đo gps

Chuong Vl 4P ui ao4cr Do cpy cAC ordM cHfNn C6 nhi6u ydu td cdn dUQc xem xdt giai doqn lqp kd hoqch GPS, bao gdm: F MUc dich c0a viQc do: LOp tudi t Vi vAv ta cdn thidt phai c6 qud tiinn cdi chidu thidt kd tr6n'thUc.dia.nhim'ph6t hifn nh0ng didm bdt hQp lf thidt ke idm tren mat ddt-bing dinh, sdn hay xay g Ghi sd rrieu didm vA so hoa kV dd trdnh that lac Diinh gi6 d0 chfnh x6,c ludi GPS Xfi l)t mOt hldi GPS hodn chinh c6 ttrd chia ldm giai do4n: > Xfl lf ttng ming ri0ng 16 F Kdt hQp cr4c ming clo clon dd tao thdnh mQt + Chring ta cAn hai mO hinh cd bdn li m6 hi-nh sai sd hrdi thdng nhdt mO hinh chrlc ndng vd M0 hinh chric ning cfia ludi GPS / MO hinh chrlc-nang thd hiQn mdi quan hQ toiln hoc gitta c6c tri vd ci{c dn sd AXi.;= \ - x, AY,;-Yi-Y, ,rt\ur,\ Vi DU VE MO H|NH CHUC NANG x2Y2 22x3Ytz3 Xo Yo 24 (r o o o o o o o o) lo r o o o o o o ol r o o o o o ol lo o 0l l-t -l0 o0 or 0l 0o o o ol lo o -l o o l o o ol u=lo o o I o o o ol lo o o o l o -lo -r ol lo l'o o o o o I o o -ll o o o o o o -r o o I I o o o o o o o -l o lo o o o o o o o -t) AX't AYrz LZ,, AX,, LYrt LZrz aX43 AY,r aZnt AXo, I I AY,, LZur M0 HiNn sAt sd D6 chinh xiic ctia mQt hldi GPS phu thu6c vdo: > Ctrdt h.rQng cria c6c drldng clly don F Tinh ddng nha't cia c6c tri GPS (mQt vi hai tdn sd do, vv ) > Sd luQng vd srJ phdn bd ciic clrrdng d:iy dQc lQp hrdi > Sd lrrgng cdc tildm g6c dd, c6 DQ chinh xi{c ctia c6c clrrdng d6y dQc l4p phq thu6c vdo: ) Chidu dii drldng driy ttdn ) Kidu mr{y thu GPS (mQt hay hai tAn sd) > Thdi gian d4t miiy thu tai tram > Sdhlgng vQ tinh quan siit drrdc > Tri dr)ng viQc xrl l! (pha hay md) ) Phdn mdm dnng dd xf/ 1! vv ) M0 Hirun H6n sAt sd cps BASELINE VECTOR > Y9 hinh ildn.gid+.qugc- sfi d-qng nhidu nhdt hi€n ad oann giri d0 chinh xric chidu dli drldns drll, _ d6 ,,,, l;*i!*:J\:l^)l"o aon uir,,,, a=0.2-lcm b=l-5ppm tring ;d a v a theo rrong sd ny hudng ddn cta miiy thu GpS theo ki6u du ding mriy-thu Trihble 4000SSi tinh.yd xfi lf tri mm, ! = lppm > Thgo Chris Rizos, ta c6 thd x{p xi dQ chinh xiic cho ciic thdnh phdn cfia cludng ddy ld ( z m2* =La@.tZ)' D0 cHiNH xAc KHONc ctAN x,x, x,r, r,r, Q gn =(t'ref' xrz, Q r,z, o':.L' = 4x,x, 4x,r" Qx,z, r,x rrr" n':.': n?.'.' Qx"x" Qx,y, Qx"z Q ":!: 8r,y, I r,z" Matrdn sd tl6o cria X Y vd Z Qr,z, o- mi: Qx,x,+Qr,r,+Q.z,z, HE rQA D0 rnxc DlA DlA PHUONG fru.c V tgng v.gi p|gn tuydn tai Q, vcyi chteu duong huong ly tdm Tiuc E tqo voi trqrc N vd trUc U thdnh mot hd tam di€n trdi Q*"t N,x, QNeu 444 N,E, N,u, QN,u" Q e,r, I 4EN, Qep, n":.7 tru, n":.i' Qxw =TQxnTr = ":.1: Q u.r" N$ e$, Q 4N,u, 4e,u, n":.? Matran sd ddo cria N E vi U Q u^u, t,u" Qu^u^ - sin /n sin 2n cos cos/ a /,, sin 2,, /\ ^( SAI SO TP TUONG HO 4,,=arctanl ' (rv, -rv,) I Et-E' ) Him trgng-l s0': ai f",, = !(o o) 5,, a, =Jcti = (sinau -cosa/ 0) bi b, = -b i= (- cos au - sin a, I,=(o bi Trgng sddio: Qo, = fo,Qrur-f!, = lo,(Qruu * QNcu, -zQrru,bl J Q", = f,nQNeuf{, = b,@*uu, + Qrrr, -zQ*urbl Sai s6'trung phr/dng tr/dng h6: m"- =,[e mr, = JA o) 0) Phdn mdm ddnh gid dQ chinh xdc Iudi GPS - GPSEST DINH DANG FILE NHAP tong so diem T€n tlidm, to4 rlQ Gauss (UTM) x vd y cria t{t c6, c6c didm GpS lUdi 12 23 34 45 51 so diem TOn canh GPS theo chidu cung :_ DINH DANG FILE XUAT SAI SO VI TRI MAT BANG CUA LUOI GPS vido kinh mx(m) my(m) mp(m) 8.1954 106.0111 0.3616 1.7112 1.7490 9.1319 109.0231 0.0986 1.3373 1.3409 9.1620 106.0739 0.0000 0.0000 0.0000 9.1235 108.1060 0.0767 0.9902 0.9932 9.1249 110.s638 0.1158 1.5119 1.5163 SAI SO TRUNG PHUONG TUONG HO Canh S mS T Diem 347176.385 2.2039 157530 't-3 104715.260 1.7490 59872 1- 257287.279 2.0113 127922 1- 551668.659 2.3147 238328 2- 320674.399 1.3409 239141 2- 94562.268 1.6687 56669 2- 209796.619 2.0242 103646 3- 226192222 0.9932 227751 3- 530446.435 1.5163 349832 4- 304351.675 1.8126 167910 'l- LAP LICH DO ) Chgn thdi didm thich hEp Chgn thdi gian crta mAt ca > LAp fich ca D cHeN rHol otdnr Do rHicH HgP Fq ilile L"Erd" > Co tnd Oung cdc m6 dun lQp kd hoach cria phdn mdm GPS > Vf dr; phdn mdm Pinnacle c6 mo dun Ociupation Planning dUQc thiet kd cho mqc dich ndy I n N - F-i0 Ldrg@ ^ : _- i0 :, dia j r[ H4 Mo> I D0'thi CDOP vi PDOP cHeN THol ctAN c0n MQT cA DO odi vOi dinh vi tudng odi tinrr, quy phqm c0a Qudn d0i My' dd nghi theo bing sau (don vi thdi gian la phft) Dtrdng ddy (km) vd tinh mt! lan Don 1- 10 60 v€ tinh al IAN so K6p 20 )\ 10-20 20-50 105 35 >50 180 60 75 Don >=6 vC tinh lan SO Kdp 36 45 Don so K6p 12 24 15 30 10 75 25 135 45 60 90 JU 20 tAp LICH CA DO Gid sfi thdi gian m6i ca ld 45 ph(t, thdi gian chuydn m6y gi0a cdc tr4m trung binh la pn.it vd thdi gian tdt nhdt rrong ld tU Bh ddn 12h Ca Thdi gian M6y thu n I 8:00 9:00 J 10:00 ll:00- - - B C 8:45 I 9:45 A l0:45 A J J ll:45 ) J QUA TRINH Do TREN THUC DlA > Cei dflt anten vd dg cao anten ) Ddng bQ cAc mey thu ca > Ghi chdp vAo sd ao Y Cdc ki6m tra cdn thi6t [...]... 0.09 86 1.3373 1.3409 3 9. 162 0 1 06. 0739 0.0000 0.0000 0.0000 4 9.1235 108.1 060 0.0 767 0.9902 0.9932 5 9.1249 110.s638 0.1158 1.5119 1.5 163 SAI SO TRUNG PHUONG TUONG HO Canh S mS T Diem 2 3471 76. 385 2.2039 157530 't-3 104715. 260 1.7490 59872 1- 4 257287.279 2.0113 127922 1- 5 55 166 8 .65 9 2.3147 238328 2- 3 32 067 4.399 1.3409 239141 2- 4 94 562 . 268 1 .66 87 566 69 2- 5 2097 96. 619 2.0242 10 364 6 3- 4 2 261 92222... -zQ*urbl Sai s6'trung phr/dng tr/dng h6: m"- =,[e mr, = JA o) 0) Phdn mdm ddnh gid dQ chinh xdc Iudi GPS - GPSEST DINH DANG FILE NHAP 5 tong so diem T€n tlidm, to4 rlQ Gauss (UTM) x vd y cria t{t c6, c6c didm GpS trong lUdi 12 23 34 45 51 1 so diem 3 TOn canh do GPS theo chidu cung :_ DINH DANG FILE XUAT SAI SO VI TRI MAT BANG CUA LUOI GPS vido kinh do mx(m) my(m) mp(m) 1 8.1954 1 06. 0111 0. 361 6 1.7112... (km) 4 vd tinh mt! lan Don 1- 10 60 5 v€ tinh al IAN so K6p 20 )\ 10-20 20-50 105 35 >50 180 60 75 Don > =6 vC tinh 1 lan SO Kdp 36 45 Don so K6p 12 24 8 15 30 10 75 25 135 45 60 90 JU 20 tAp LICH CA DO Gid sfi thdi gian m6i ca do ld 45 ph(t, thdi gian chuydn m6y gi0a cdc tr4m trung binh la 1 5 pn.it vd thdi gian do tdt nhdt rrong ngay ld tU Bh ddn 12h Ca do Thdi gian M6y thu n I 8:00 2 9:00 J 10:00 4... 2 261 92222 0.9932 227751 3- 5 5304 46. 435 1.5 163 349832 4- 5 304351 .67 5 1.81 26 167 910 'l- LAP LICH DO ) Chgn thdi didm do thich hEp Chgn thdi gian crta mAt ca do > LAp fich ca do D cHeN rHol otdnr Do rHicH HgP Fq ilile L"Erd" > Co tnd Oung cdc m6 dun lQp kd hoach cria phdn mdm GPS > Vf dr; trong phdn mdm Pinnacle c6 mo dun Ociupation Planning dUQc thiet kd cho mqc dich ndy I n N 6 - F-i0 Ldrg@ ^ : _- i0 :,... rrong ngay ld tU Bh ddn 12h Ca do Thdi gian M6y thu n I 8:00 2 9:00 J 10:00 4 ll:00- - - B C 8:45 I 2 9:45 A 2 l0:45 A 5 J J ll:45 6 ) J QUA TRINH Do TREN THUC DlA > Cei dflt anten vd do dg cao anten ) Ddng bQ cAc mey thu trong ca do > Ghi chdp vAo sd ao Y Cdc ki6m tra cdn thi6t ...D0 cHiNH xAc KHONc ctAN 8 x,x, 4 x,r, r,r, Q gn =(t'ref' 4 xrz, Q r,z, o':.L' = 4x,x, 4x,r" Qx,z, r,x rrr" n':.': n?.'.' Qx"x" Qx,y, Qx"z 4 Q ":!: 8r,y, I r,z" Matrdn trong sd tl6o cria X Y vd Z Qr,z, o- mi: Qx,x,+Qr,r,+Q.z,z, HE rQA D0 rnxc DlA DlA PHUONG fru.c V tgng v.gi p|gn tuydn tai Q, vcyi chteu duong huong ly tdm Tiuc E tqo voi trqrc N vd trUc U thdnh mot hd tam di€n trdi ... 104715. 260 1.7490 59872 1- 257287.279 2.0113 127922 1- 55 166 8 .65 9 2.3147 238328 2- 32 067 4.399 1.3409 239141 2- 94 562 . 268 1 .66 87 566 69 2- 2097 96. 619 2.0242 10 364 6 3- 2 261 92222 0.9932 227751 3- 5304 46. 435... ddi h6i kh6i dOng GPS G6c ddi h6i da dudng ddy C6,c ddi h6i vdng kh6p C6c ddi h6i khdng chd t