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8/11/2019 Final Synopsis of Upqc
http://slidepdf.com/reader/full/final-synopsis-of-upqc 1/4
B.Sc Electrical Engineering Final year Project Synopsis
Title
Control Strategy of Three-phase, Four-wire UPQC forPower Quality !pro"e!ent
SUB#TTE$ B%&fti'har #an(oor )*-E+-)
#an(oor ussain )*-E+-*
Ba/ar ussain )*-E+-0*
Qaisar 1a(a )*-E+-23
1E4ST15T67 76&2010-UET-IEFR/fd-ELECT-12
2010-UET-IEFR/fd-ELECT-48
2010-UET-IEFR/fd-ELECT-38
2010-UET-IEFR/fd-ELECT-83
CE++ 8+92-320-4558505
+92-341-2070672
+92-344-5177876+92-312-9596979
SUPE19S61&
Sir Touseef !id
E!ail&
If"i#$%rr&'%()oor*ou"oo#&,o'
%()oore%$i50*.%$oo&,o'
e("er86*ie&,o'
%is%r&'%s"*.%$oo&,o'
FC ISTITUTE F EIEERI FERTILIER RESERC
8/11/2019 Final Synopsis of Upqc
http://slidepdf.com/reader/full/final-synopsis-of-upqc 2/4
Title&
Control Strategy of Three-phase, Four-wire UPQC for Power Quality
!pro"e!ent
5/stract&
T$is roe," de%s i"$ ,o(,e"u% s"ud. of u(ified oer :u%i". ,o(di"io(er ;U<C= duri(> o"%>e
s%> %(d se o( "$e oer dis"ri!u"io( (e"or# %(d rese%r,$es rofou(d. o( "$e ,oordi(%"ed ,o("ro
of U<C ;U(ified <oer u%i". Co(di"io(er=& ?. %(%.)i(> "$e r%di,% re%so(s of ,oui(> effe,"
!e"ee( U<C series u(i" %(d s$u(" u(i"@ % si'e %(d r%,"i,% ,oordi(%"ed ,o("ro s"r%"e>. for
U<C series u(i" %(d s$u(" u(i" is roosed& T$erefore@ "$e ,o'eA de>ree of "$e $oe U<C
,o("ro s.s"e' is si'ified >re%".&
T$e ,oordi(%"ed ,o("ro !e"ee( U<C series u(i" %(d s$u(" u(i" is i'e'e("ed !. "$e roosed
s"r%"e>.& Fi(%.@ "$e u(ified oer :u%i". 'u"i-fu(,"io( ,o("ro of U<C is %,$ieed& ?%sed o(
i(e,"ed o"%>e $%se %(>e i"$ rese," "o "$e u"ii". or <CC o"%>e $%se %(>e@ "$us "$e U<C
,%( or# i( )ero %,"ie oer ,o(su'"io( 'ode@ %,"ie oer %!sor"io( 'ode %(d %,"ie oer
deieri(> 'ode& T$e series %,"ie oer fi"er ;<F= %r" of U<C or#s i( %,"ie oer deieri(>
'ode %(d %!sor"io( 'ode duri(> o"%>e s%> %(d se ,o(di"io(@ rese,"ie.& T$e s$u(" <F %r"
of U<C duri(> "$ese ,o(di"io(s $es series <F !. '%i("%i(i(> d, i(# o"%>e %" ,o(s"%(" ee&
T$is roe," i("rodu,es % (e ,o(,e" of o"i'% u"ii)%"io( of % U<C& T$e series i(er"er of U<C
is ,o("roed "o erfor' si'u"%(eous
1= Bo"%>e s%>/se ,o'e(s%"io( %(d
2= Lo%d re%,"ie oer s$%ri(> i"$ "$e s$u(" i(er"er&
T$e %,"ie oer ,o("ro %ro%,$ is used "o ,o'e(s%"e o"%>e s%>/se %(d is i("e>r%"ed i"$
"$eor. of oer %(>e ,o("ro ;<C= of U<C "o ,oordi(%"e "$e o%d re%,"ie oer !e"ee( "$e "o
i(er"ers& T$e TL? / SIULI resu"s %re roided i( order "o erif. "$e %(%.sis& T$e %u"$or rese("s resu"s i"$ !%%(,ed@ u(!%%(,ed %(d (o(i(e%r o%ds %" o%d !us&
ntro:uction&I( re,e(" .e%rs@ <oer e(>i(eers %re i(,re%si(>. ,o(,er(ed oer "$e :u%i". of "$e ee,"ri,% oer& I(
'oder( i(dus"ries@ o%d e:ui'e(" uses ee,"ro(i, ,o("roers $i,$ %re se(si"ie "o oor o"%>e
:u%i". %(d i s$u" do( if "$e su. o"%>e is deressed %(d '%. '%-oer%"e i( o"$er %.s if
$%r'o(i, is"or"io( of "$e su. o"%>e is eA,essie& os" of "$is 'oder( o%d e:ui'e(" uses
ee,"ro(i, si",$i(> dei,es $i,$ ,%( ,o("ri!u"e "o oor (e"or# o"%>e :u%i".& T$e ,o'e"i"io( i(
ee,"ri,% e(er>. su. $%s ,re%"ed >re%"er ,o''er,i% %%re(ess of "$e issues of oer :u%i".
$ie e:ui'e(" is re%di. %%i%!e "o 'e%sure "$e :u%i". of "$e o"%>e %efor' %(d so :u%("if.
"$e ro!e'&
o(> i"$ %d%(,e "e,$(oo>.@ "$e or>%(i)%"io( of "$e ordide e,o(o'. $%s eoed "o%rds
>o!%i)%"io( %(d "$e rofi" '%r>i(s of '%(. %,"ii"ies "e(d "o de,re%se& T$e i(,re%sed se(si"ii". of
"$e %s" '%ori". of ro,esses i#e ;i(dus"ri%@ seri,es %(d ee( reside("i%= "o < ro!e's "ur( "$e
%%i%!ii". of ee,"ri, oer i"$ :u%i". % ,ru,i% f%,"or for ,o'e"i"ie(ess i( eer. se,"or& T$e
,o("i(uous ro,ess i(dus"r. %(d "$e i(for'%"io( "e,$(oo>. seri,es %re 'os" ,ri"i,% %re%& ue "o
dis"ur!%(,e@ % $u>e %'ou(" of fi(%(,i% osses '%. $%e(@ i"$ "$e ,o(se:ue(" oss of rodu,"ii".
%(d ,o'e"i"ie(ess& %(. effor"s $%e !ee( "%#e( !. u"ii"ies "o fufi ,o(su'er re:uire'e("@ so'e
,o(su'ers re:uire % $i>$er ee of oer :u%i". "$%( "$e ee roided !. 'oder( ee,"ri,
(e"or#s& T$is i'ies "$%" so'e 'e%sures 'us" !e "%#e( so "$%" $i>$er ees of <oer u%i". ,%( !e o!"%i(ed&
8/11/2019 Final Synopsis of Upqc
http://slidepdf.com/reader/full/final-synopsis-of-upqc 3/4
T$e FCTS dei,es %(d Cus"o' oer dei,es %re i("rodu,ed "o ee,"ri,% s.s"e' "o i'roe "$e
oer :u%i". of "$e ee,"ri,% oer& BR@ STTC@ CTIBE FILTERs@ U<C e", %re so'e of
"$e dei,es used "o i'roe "$e oer :u%i". of "$e o"%>e %(d ,urre("& Di"$ "$e $e of "$ese
dei,es e %re ,%%!e "o redu,e "$e ro!e's re%"ed "o oer :u%i".&
"$ou>$ % dei,es ,%( i'roe "$e oer :u%i". !u" i( "$is "$e fo,us is o( U<C&U<C is % oer ee,"ro(i, dei,e ,o(sis"i(> of !o"$ BR %(d -STTC@ for'er is ,o((e,"ed i( series %(d
%""er is ,o((e,"ed i( %r%e "o ro"e," "$e se(si"ie o%d fro' % dis"ur!%(,es&
THE MAIN POWER QUALITY PROBLEMS IN THREE-PHASE, FOUR-WIRE DISTRIBUTION SYSTEMS ARE
oor o"%>e re>u%"io(@
$i>$ re%,"ie oer de'%(d@
$%r'o(i,s ,urre(" ?urde(@
o%d u(!%%(,i(>@
eA,essie (eu"r% ,urre("@ o"%>e $%r'o(i,s@
Bo"%>e s%>s %(d ses&
Effects of Power Qu!"t# Pro$!e%s&
T$e :u%i". de>r%d%"io( e%ds "o
o oer f%,"or@
o Effi,ie(,.@
oer$e%"i(> of "r%(sfor'ers %(d so o(&
oreoer@ i( ,%se of "$e is"ri!u"io( s.s"e'@ "$e oer% o%d o( "$e s.s"e' is $%rd. !%%(,ed@
,%usi(> EA,essie (eu"r% ,urre("s i( % "$ree- $%se@ four-ire dis"ri!u"io( s.s"e'& er$e%"i(> of "$e
(eu"r% ,o(du,"or o,,urs !e,%use of "$e fu(d%'e("% %(d $i>$-fre:ue(,. ,o("e("s i( "$e (eu"r%
,urre("&
Solution to Pro/le!
T$e U(ified <oer u%i". Co(di"io(er ;U<C= is o(e of "$e !es" sou"io(s "o ,o'e(s%"e !o"$
,urre("- %(d o"%>e-re%"ed ro!e's si'u"%(eous.& s "$e U<C is % ,o'!i(%"io( of series %(d
s$u(" %,"ie oer fi"ers ;<Fs=@ "o <Fs $%e differe(" fu(,"io(s& T$e series <F fi"er
suresses %(d iso%"es o"%>e-!%sed dis"or"io(s@ $ere%s "$e s$u(" <F ,%(,es ,urre("-!%sed
dis"or"io(s& " "$e s%'e "i'e@ "$e s$u(" <F ,o'e(s%"es for "$e re%,"ie ,urre(" of "$e o%d %(d
i'roes oer f%,"or& Fur"$er'ore@ "$e roosed s"r%"e>. "re%"s "$e U<C %s % "o i(u"- "o-
ou"u" s.s"e' dire,".@ r%"$er "$%( "o si(>e-i(u" si(>e- ou"u" s.s"e's %s i( so'e o"$er 'e"$ods&
T$us@ "$is i roide % 'ore effe,"ie ,oordi(%"io( of "$e "o ,o("ro %ri%!es& %r'o(i,s
Co'e(s%"io( i( "$e Su. Bo"%>e %(d Lo%d Curre(" i"$ <oer F%,"or Corre,"io( %" "$e Su.
Side ,%( !e do(e&