a novel filtering scheme to prevent transmission systems

8/19/2019 A Novel Filtering Scheme to Prevent Transmission Systems

1/28

Deependra RasM150236EE

Power System

A NOVE !"#ER"N$ S%&EME PREVEN# #RANSM"SS"ON

S'S#EMS !ROM "N!"#RA#"OO! &ARMON"%S


2/28

• "ntrod()tion

• iterat(re s(r*ey

• &armoni)s +(i,d(p in modern distri+(tion systems

• #ypi)a, mitigation s)-emes

• #ertiary winding .,ter s)-eme

• Design o/ t-e .,ter

• Sim(,ation st(dies

• App,i)ation

• %on),(sion

• Re/eren)es

%ON#EN#S


3/28

•

!or a power system engineer Power (a,ity ia,ways a )on)ern -i)- is most,y ae)&armoni)s )ontent in t-e system

• "n t-e so,(tion o/ a+o*e pro+,em *ario(s m-a*e a,ready +een ta4en

• (t wit- t-e in*ent o/ power e,e)troni) swit)-at domesti) end -armoni)s are ae)ting power

• Domesti) ,oad wor4s at ,ow ,e*e, *o,tageindi*id(a,,y t-eir -armoni) )ontent is neg,igi+,e

"N#ROD7%#"ON


4/28

•

(t w-en we )onsider a distri+(tion networ4-armoni)s are m()- more signi.)ant and ae)t t-(a,ity

• "n distri+(tion networ4s9 :S and N:S +ot- type o/ -apresent

• #o pre*ent t-e transmission system /rom t-ese (/re(en)y )omponent *ario(s s)-eme -a*e +een pr

• (t d(e to some ,imitations9 s)-emes s-o(,d +e

wit- )are

"N#ROD7%#"ON ;)ont<


5/28

[1].S -atta)-aryya9 S %o++en9 P Ri+eiro9 and =,ing9 >&armon

,imits and responsi+i,ities at a point o/ )onne)tion9? IET Gen. Trans

*o, 69 no 39 pp 256@2689 Mar 2012

• This paper describes the various standards that are currently avail

harmonics and it also explain the THD generated by various loads.

[2]. D Sa,,es9 %-en9 B(9 !reitas9 and & E MaCin9 >Ass

)o,,e)ti*e -armoni) impa)t o/ modern residentia, ,oadsPart """9?

Power Del.9 *o, 2F9 no 89 pp 1G3FH1G559 O)t 2012

• This paper explain A probabilistic method to determine the harmoniresidential loads and houses.

"#ERA#7RE S7RVE'


6/28

[3]. P ag-eri and B(9 IA te)-ni(e to mitigate CeroH-armoni)s in power distri+(tion systems9I IEEE Trans. Power 2G9 no 19 pp 215H2239 !e+ 2018

• This paper presents the techni!ues o "# harmonics mitigatio

[4]. #iany( Ding and i,s(n B(9 >A !i,tering S)-eme to RePenetration o/ &armoni)s into #ransmission Systems9? "EEE TraDel.9 *o, 319 iss(e GG 9 No19 !e+ 2016

• In this paper a passive harmonic $lter have been explained acompare various harmonic $lter techni!ues.

"#ERA#7RE S7RVE' ;)ont<


7/28

•

Se*era, domesti) e,e)tri)a, e(ipment are a*amar4et w-i)- depend on e,e)troni) swit)-es

• #-ese e(ipment are energy eJ)ient +(t d(e tnon ,inear power e,e)troni) swit)-es9 g-armoni)s too

• Se*era, modern -ome app,ian)es s()- as )K(ores)ent ,ig-ts9 %D #Vs and persona, )omgenera,,y inLe)t a ,arge amo(nt o/ -armoni) )into t-eir s(pp,y systems

&ARMON"%S 7"D7P "N MODERN D"S#R"7#"ON S


8/28

&ARMON"%S 7"D7P ;)ont<

!ig 1 &armoni) )(rrent magnit(des o/ dierent de*i)es (nder ),ean s(pp,y *


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• A,t-o(g- ea)- o/ t-e de*i)es is not indi*id(a,,y

so(r)e o/ -armoni)s9 t-e )o,,e)ti*e ee)t is dan• #-e -ig- ,e*e,s o/ -armoni) distortion in a

system in)rease t-e ris4 o/ dierent tro(+,eso(nwe,)ome ee)ts

&ARMON"%S 7"D7P ;)ont<

!ig 2 %orre,atioinstantaneo(s *o)(rrent o/ a ,oad t-e dryer ;+


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• "n distri+(tion system sing,e p-ase ,oads g

+asi)a,,y trip,en -armoni)s and ot-er odd-armoni)s

• #rip,en -armoni)s are :eroHorder -armoni)s anodd -armoni)s we )an say t-at Non :e-armoni)s

• ased on &armoni)s we )an ),assi/y t-ese sasH

@ "ero%#e!uence Harmonic &itigation Techni!ues

@ 'on(ero%#e!uence Harmonic &itigation Techni!ue

#'P"%A M"#"$A#"ON S%&EMES


11/28

•

#rip,en -armoni)s ;3rd

9Gt-

< are t-e Cero se-armoni)s

• Sing,eHp-ase non,inear ,oads s()- as %!9 )omre/rigerator9 energy eJ)ient -ome app,ian)es t-e most signi.)ant so(r)e o/ :S -armoni)s

• #-ere are two )onne)tion termino,ogy to rem-armoni)s

• #rans/ormer )onne)tion

• Passi*e Cero se(en)e .,ter

:ERO SE7EN%E &ARMON"%S M"#"$A#


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#RANS!ORMER %ONNE%#"ONH

• !or pre*ention o/ system /rom trip,en -armo)an (ti,iCe a trans/ormer

• As we 4now t-at de,ta )onne)tion does not a

Cero se(en)e )(rrent in to ,ine9 -en)e we )an )onne)tion

• 7ngro(nded wye )onne)tion is a,so -e,pre*ention /rom :S -armoni)s



13/28

Passi*e Cero se(en)e .,terH

• #-e main prin)ip,e o/ t-is 4ind o/ .,ter is to ma*ery ,ow impedan)e pat- /or trip,en -armoni)s


)ig* + The conventional "# harmonic $lters*,a- (ig%(ag transormer%based ,b- star%type ,c- star%type including a three%pinductor. /0


14/28

• A topo,ogy )onsists o/ a 'gQ trans/ormer wit- a)apa)itor inserted into t-e de,ta winding

• y inserting a )apa)itor into t-e de,ta ,oop andadL(sting t-e )apa)itor siCe9 a *ery ,ow :S impe

)an +e )reated at a desired -armoni) /re(en)y• e )an a,so (se a :igHCag trans/ormer to o*er)

t-is iss(e

Passi*e Cero se(en)e .,terH

N S & i Miti ti


15/28

• E)ept trip,en a,, odd order -armoni)s a

-armoni)s

• #-e s-(nt )onne)ted passi*e -armoni) .,terpop(,ar )-oi)e /or t-e medi(mH and -ig-Happ,i)ations in power systems

•

%ommon,y (sed % N:S .,ters in),(de t-e

t(ned .,ter9 damped .,ter9 and %Htype .,ter

NonCeroHSe(en)e &armoni) Mitigation #e)-ni(e

)ig* 1 Tun


16/28

•

/or :S e,emination de,ta winding is (sed and e,emination we )an (se star winding +y ma4ingimpedan)e pat-

• !or t-is s)-eme we )an (ti,iCe t-e tertiary winddistri+(tion trans/ormer

•

#-e +asi) )on)ept +e-ind t-is s)-eme is9 to (t,ea4age impedan)e as *ery ,ow impedan)e o/ t-ewinding at )ertain /re(en)ies

• y )onne)ting t-e tirtiary in to de,ta and t-en +y ad)omponent9 a ,ow impedan)e pat- )an +e ma4e

#ER#"AR' "ND"N$ !"#ER S%&EME


17/28

#ER#"AR' "ND"N$ !"#ER S%&EME

!ig 5 Arrangement o/ % )omponent in tertiary

winding1


18/28

E7"VAEN# %"R%7"#

!ig 6 E(i*a,ent %ir)(it o/ distri+(tion networ4 1

-ereH

• :(pTQHQ0;-< represents t-e e(i*a,ent transmission system

impedan)e seen at t-e primary side

• :downTQHQ0;-< and "down

TQHQ0;-< represent t-e impedan)e and

)(rrent so(r)e o/ distri+(tion /eeders


19/28

•

e design .,ter +y )onsidering t-at it wi,, trap)omponent ;3rd and Gt- order< +y de,ta and t-r)omponent ;5t-9Ft- and 11t- < +y star

• ,ea4age impedan)e o/ t-e tertiary winding w)onsider

• !or t-e ee)ti*e .,ter9 impedan)e o/ t-e .,ter m,ess t-an t-e impedan)e oering +y t-e system

45 6+ 77 845 6/9:hwo 25 6/8 7 8 45 6/9:hwo 25 6/9" up9;%;<

DES"$N O! #&E !"#ER


20/28

DES"$N O! #&E !"#ER

!ig F #opo,ogy o/ t-e tertiar:S and +H /or N

=

>here%

-ere -i and - L represent t-e :SH

t(ned order o/ t-e tertiary winding.,ter6


21/28

DES"$N O! #&E !"#ER

• !or Star )onne)tion t-e N:Simpedan)e o/ t-e .,ter at

-armoni) order - )an +eepressed as

• !or remo*a, o/ -t- order /;-< wi,,+e Cero

-ere

f (h) ? @/ hBwoB3/,2/92+92 6+ -0,/hBwo

B2B3B - hBwo

B2B3/C ,3+931

hBwoB213+31 - 9+3/,/ h

BwoB2B3B -,/

hBwoB213+ -

g(h) ? hwo3/,/ hBwo

B2B3B - ,3+931

hB

woB

213+31 -

!ig !,ow )-art o/ design pro)e

tertiary winding .,ter 1


22/28

•

#o eamine t-e per/orman)e o/ tertiary windingsim(,ation st(dy -as +een done /or distri+(tionsystem

• #-o(g- t-e mode,,ing o/ distri+(tion system )adone ea)t,y +(t somew-at res(,ts are satis/a)t

S"M7A#"ON S#7D"ES

!ig G todistortioo/ )(rreninto t-e system


23/28

S"M7A#"ON S#7D"ES

!ig 10 #ypi)a, "nddemand distortion)(rrents propagatitransmission syste

!ig 11 #&D *ariation o/ *o,tagesat t-e primary side o/ t-es(+station trans/ormer1


24/28

S"M7A#"ON S#7D"ES

!ig 12 #ypi)a, "nd-armoni) distortioo/ *o,tages at t-e t-e s(+station tran

Sin)e t-e ,oad *aries wit- t-e )o(rse o/ t-e day9 timeH*aryiare o+tained


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• Vario(s type o/ energy eJ)ient ,oads are t-e ma

+e-ind t-e generation o/ -armoni)s in domesti) s(pp• #-ese -armoni)s are odd in nat(re9 /or trip,en -arm

)an (se se)ondary o/ s(+station trans/ormer as dt-at wi,, +e not s(J)ient +e)a(se N:S -armoni)s wt-e system

• #o o*er)ome t-is iss(e we )an (se t-e tertiary windand in doing t-is we wo(,d not need a separate trans

• in t-is te)-ni(e t-e trans/ormer tertiary MVA is -aprimary winding -en)e it wi,, sa*e )ost o/ t-e % )oand power ,oss wi,, a,so +e ,ess

APP"%A#"ONS


26/28

•

y (sing t-is .,ter te)-ni(e we )an easi,y trapGW o/ -armoni) )(rrent

• "n t-is s)-eme we are (ti,iCing s(+stationtrans/ormers tertiary

• "t )an trap two :S and 3 N:S )omponent

sim(,taneo(s,y• #-is .,ter s)-eme is )ost ee)ti*e

%ON%7S"ON


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1 #iany( Ding and i,s(n B(9 >A !i,tering S)-eme to Red()e t-e Pe&armoni)s into #ransmission Systems9? "EEE Trans. Power Del.9 *o, 31No19 !e+ 2016

2 P ag-eri and B(9 IA te)-ni(e to mitigate CeroHse(en)e -armondistri+(tion systems9I IEEE Trans. Power Del.9 *o, 2G9 no 19 pp 215H2239

3 S -atta)-aryya9 S %o++en9 P Ri+eiro9 and =,ing9 >&armoni) emissioresponsi+i,ities at a point o/ )onne)tion9? IET Gen. Transm. Distrib.9 *o, 256@2689 Mar 2012

8 D Sa,,es9 %-en9 B(9 !reitas9 and & E MaCin9 >Assessing t-

-armoni) impa)t o/ modern residentia, ,oadsPart """9? IEEE Trans. Pow2F9 no 89 pp 1G3FH1G559 O)t 2012

5 %EA#" #e)-ni)a, Report9 >Power (a,ity impa)t /rom mass penetratioeJ)ient and )ons(mer e,e)troni) de*i)es9? 3EATI International I

#08F00H5186 A9 Sep 2011

6 Arri,,aga9 D A rad,ey9 and P S odger Power #ystem Harmonics Newi,ey9 1G5

RE!EREN%ES


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#&AN= 'O7X

a novel filtering scheme to prevent transmission systems

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