protection of transmission system using gps

8/9/2019 protection of transmission system using gps

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PROTECTOIN OFTRANSMISSION

LINES USING

GPS

by:SATPAL SINGH

1ME07EE0438th sem EEE


2/22

OVER VIEW

INTROD!TION

GPS TE!HNI"E

TRANSMISSION S#STEM

$ALT LO!ATION

!ASES O$ $ALTS


3/22

A %e& te'h%()*e +,- the .-,te't(,% ,+t-/%sm(ss(,% systems

Re/ys /-e (%st/e2 /t e/'h b*s b/- (% /t-/%sm(ss(,% %et&,-

Re/y ',%t/(%s / +/*t 2ete't(,% system

t,5ethe- &(th / ',mm*%('/t(,% *%(t

Re/y 2ete-m(%e the ,'/t(,% ,+ the +/*t

INTROD!TION


4/22

WHAT IS GPS?

G,b/ P,s(t(,%(%5 System 6GPS(s / s/te(teb/se2 %/9(5/t(,%system m/2e *. ,+ / %et&,- ,+ 4

s/te(tes ./'e2 (%t, ,-b(t

,-(5(%/y (%te%2e2 +,- m((t/-y/..('/t(,%s

/,&s .-e'(se 2ete-m(%/t(,% ,+,'/t(,%; 9e,'(ty; 2(-e't(,% /%2t(me


5/22

HOW GPS WOs e?/'t ,'/t(,%

A''*-/te 3D ,'/t(,%-e)*(-e +,*- s/te(tes


6/22

THE GPS SATELLITE SYSTEM

4 s/te(tes th/t m/e *. the GPS s./'e se5me%t /-e ,-b(t(%5 the e/-th /b,*t 1;000 m(es /b,9e *


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WHAT’S THE SIGNAL?

GPS s/te(tes t-/%sm(tt&, ,& .,&e- -/2(,

s(5%/s A GPS s(5%/ ',%t/(%sth-ee 2(@e-e%t b(ts ,+(%+,-m/t(,%

/ .se*2,-/%2,m

',2e;e.heme-(s 2/t/; /m/%/' 2/t/


8/22

HOW ACCURATE IS GPS?

T,2/y>s GPS -e'e(9e-s /-e e?t-emey /''*-/teGPS -e'e(9e-s /-e /''*-/te t, &(th(% 1 mete-s ,%

/9e-/5eNe&e- GPS -e'e(9e-s &(th WAAS 6W(2e A-e/ A*5me%t/t(,% System '/./b((ty '/%Im.-,9e /''*-/'y t, ess th/% th-ee mete-s ,% /9e-I%'-e/se2 /''*-/'y t, &(th(% /% /9e-/5e ,+ th-ee t

mete-s


9/22

SOURCES OF GPS SIGNAL ERRORS

I,%,s.he-e /%2 t-,.,s.he-e 2e/ys

S(5%/ m*t(./th

Re'e(9e- ',' e--,-s

N*mbe- ,+ s/te(tes 9(s(be

S/te(te 5e,met-yCsh/2(%5

I%te%t(,%/ 2e5-/2/t(,% ,+ the s/te(te s(5%/


10/22

GENERATION TRANSMISSION DISTRIBUTION

TRANSMISSION

SYSTEM


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LO!ATION O$ $ALT

S/9e t(me /%2 -es,*-'es +,- the ee't-('*t((ty (%2*st-y

Dete-m(%e 2(st/%'e t, +/*t +-,m /t-/%sm(ss(,% (%e e%2

A(2 (% +/st -est,-/t(,% ,+ .,&e-

!,mm*%('/t(,% systems '/% -et-(e9e +/*t,'/t(,% (%+,-m/t(,%


12/22

TRANSMISSION LINES


13/22

WHAT IS TRAVELING WAVE

FAULT LOCATION?

$/*ts ,% the .,&e-t-/%sm(ss(,% system '/*se

t-/%s(e%ts th/t .-,./5/te /,%5 thet-/%sm(ss(,% (%e /s &/9es $/*t ,'/t(,% '/% the% be

,bt/(%e2 by m*t(.y(%5the &/9e 9e,'(ty by thet(me 2(@e-e%'e (% (%e e%2s


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BENEFITS OF TRAVELING WAVE

FAULT LOCATION

E/-y +/*t ,'/t,-s *se2 .*se2 -/2/-

R/2/- e)*(.me%t (s ty.('/y m,b(e ,- ,'/te2 /t

s*bst/t(,%s /%2 -e)*(-es m/%*/,.e-/t(,%

Im.e2/%'eb/se2 +/*t ,'/t,-s /-e / .,.*/-

me/%s ,+t-/%sm(ss(,% (%e +/*t ,'/t(%5

T-/9e(%5 &/9e +/*t ,'/t,-s /-e be',m(%5 .,.*/-&he-e h(5he- /''*-/'y (s (m.,-t/%t


15/22

TRAVELING WAVE FAULT LOCATIONTHEORY

T-/9e(%5 &/9e +/*t ,'/t,-s m/e *se ,+ the t-/%s(e%ts(5%/s 5e%e-/te2 by the +/*t

%(e (m.e2/%'eb/se2 +/*t ,'/t(,% systems; thet-/9e(%5 &/9e +/*t ,'/t,- (s*%/@e'te2 by ,/2 ',%2(t(,%s

P-e'(sey sy%'h-,%(e2 ','s /-e the ey eeme%t (%the (m.eme%t/t(,% ,+ th(s +/*t ,'/t(,% te'h%()*e

The -e)*(-e2 e9e ,+ ',' /''*-/'y h/s ,%y -e'e%tybee% /9/(/be /t -e/s,%/be ',st &(th the (%t-,2*'t(,%

,+ the G,b/ P,s(t(,%(%5 System


16/22

The 9,t/5e /%2 '*--e%t /t /%y .,(%t ? ,bey the ./-t(/ 2(@e-e%t(/ E)*/t(,%s

Whe-e L /%2 ! /-e the (%2*'t/%'e /%2 '/./'(t/%'e,+ the (%e .e- *%(t e%5th


17/22

POSSIBLE CAUSES OF FAULT


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19/22


20/22

!ON!LSION Th*s the *se ,+ GPS (% .-,te't(,% ,+ t-/%sm(ss(,% systems

be%eB'(/ (% the -es.e'ts (e

V/*e -e5/-2(%5 .-,5-/mm/t(' 5,/s

Te'h%('/ me-(t

O9e-/ .e-+,-m/%'e


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protection of transmission system using gps