power electronics iii
TRANSCRIPT
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1Fmyajms Tlmje Tlaje
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6 ^owgr Ghgbtrojmbs
Fmyajm's Tlmje TajeBojbgpt fasgd jotgs
^owgr Ghgbtrojmbs MMM
(F.Tgbl Ytl Rgk, BR)
Apoorva Cupta
Asst. ^roigssor
Dgptt. oi Gjcmjggrmjc
Fmyajm Mjtgrjatmojah Mjstmtutg oi Gjcmjggrmjc ajd Tgbljohocy
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2Fmyajms Tlmje Tlaje
^ufhmslgd fy 0
Tlmje Tajes
Fmyajm Croup oi Bohhgcgs
Bojbgpt & Bopyrmclt 0
Fmyajm Rlmeslaj Rakmtm
Rgbtor-2, Ymdlyadlar Jacar,
@ampur-2>6 >62 (Va`astlaj)
^l 0 >141-6223
G-kamh 0 abadNfmyajmbohhgcgs.orc
Sgfsmtg 0www.curuepo.bok5 www.fmyajmbohhgcgs.orc
Gdmtmoj 0 6>16
Hgasgr Typg Rgttgd fy0
Fmyajm Bohhgcg ^rmjtmjc Dgpartkgjt
Slmhg gvgry giiort ms taegj to avomd grrors or okmssmojs mj tlms ^ufhmbatmoj, ajy kmstaeg or
okmssmoj tlat kay lavg brgpt mj ms jot mjtgjtmojah. Mt kay fg taegj jotg oi tlat jgmtlgr tlg
pufhmslgr jor tlg autlor wmhh fg rgspojsmfhg ior ajy dakacg or hoss oi ajy emjd armsmjc to
ajyojg mj ajy kajjgr oj abboujt oi subl grrors ajd okmssmojs.
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4 ^owgr Ghgbtrojmbs
^rgiabg
M ak chad to prgsgjt tlms fooe, gspgbmahhy dgsmcjgd to sgrvg tlg jggds oi tlg studgjts.Tlg fooe las fggj wrmttgj eggpmjc mj kmjd tlg cgjgrah wgaejgss mj ujdgrstajdmjc tlg
iujdakgjtah bojbgpts oi tlg topmbs. Tlg fooe ms sghi-gxphajatory ajd adopts tlg Tgabl
]oursghi styhg. Mt ms fasgd oj qugstmoj-ajswgr pattgrj. Tlg hajcuacg oi fooe ms qumtg gasy
ajd ujdgrstajdafhg fasgd oj sbmgjtmimb approabl.
Ajy iurtlgr mkprovgkgjt mj tlg bojtgjts oi tlg fooe fy kaemjc borrgbtmojs, okmssmoj
ajd mjbhusmoj ms eggj to fg ablmgvgd fasgd oj succgstmojs irok tlg rgadgrs ior wlmbl tlg
autlor slahh fg ofhmcgd.
M abejowhgdcg spgbmah tlajes to Kr. Va`ggv Fmyajm, Blamrkaj & Dr. Raj`ay Fmyajm,
Dmrgbtor (Abad.) Fmyajm Croup oi Bohhgcgs, wlo arg tlg fabefojgs ajd kamj bojbgpt
provmdgr ajd ahso lavg fggj bojstajt sourbg oi kotmvatmoj tlrouclout tlms Gjdgavour. Tlgy
phaygd aj abtmvg rohg mj boordmjatmjc tlg varmous stacgs oi tlms Gjdgavour ajd spgarlgadgd
tlg pufhmslmjc wore.
M hooe iorward to rgbgmvmjc vahuafhg succgstmojs irok proigssors oi varmous gdubatmojah
mjstmtutmojs, otlgr iabuhty kgkfgrs ajd studgjts ior mkprovgkgjt oi tlg quahmty oi tlg fooe.
Tlg rgadgr kay iggh irgg to sgjd mj tlgmr bokkgjts ajd succgstmojs to tlg ujdgr kgjtmojgd
addrgss.
Apoorva Cupta
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7Fmyajms Tlmje Tlaje
R]HHAFWR
7G\1 OSGV GHGBTVOJMBRWjmt-1 ^owgr Rgkmbojdubtor Dgvmbgs0 Blarabtgrmstmbs oi ^owgr Trajsmstor,Tlyrmstor,CTO, ^owgr KORIGT ajd MCFT. Two-Trajsmstor Kodgh oi Tlyrmstor.Wjmt-6 RBV0 Bojstrubtmoj ajd blarabtgrmstmbs, spgbmimbatmoj ajd ratmjcs, puhsgtrajsiorkgr, optmbah msohators, kgtlods oi turj oj0 V, VB, W@T rghaxatmoj osbmhhator,Vatmjc gxtgjsmoj fy sgrmgs ajd parahhgh bojjgbtmojs, strmjc giimbmgjby. ^rotgbtmoj oiRBV^rotgbtmoj acamjst ovgr vohtacg, ovgr burrgjt, dv/dt, dm/dt, Catg protgbtmoj.Wjmt-2 Bojvgrtgrs-M0 Rmjchg ^lasg lahi & iuhh wavg bojvgrtgrs wmtl VH hoad, Rmjchg
plasg duah bojvgrtgrs, Tlrgg plasg lahi wavg bojvgrtgrs, Tlrgg plasg iuhh bojvgrtgrswmtlVH hoad, Tlrgg plasg duah bojvgrtgrs.Wjmt-4 Bojvgrtgrs-MM0 Rmjchg ajd tlrgg-plasg sgkm bojvgrtgrs wmtl VH hoad. ^owgrIabtorMkprovgkgjt-Gxtmjbtmoj ajchg bojtroh, sykkgtrmbah ajchg bojtroh, puhsg wmdtlkoduhatmojbojtroh ajd smjusomdah puhsg wmdtl koduhatmoj bojtroh. Mjvgrsmoj opgratmoj. Giigbt oihoadajd sourbg mkpgdajbgs.
Wjmt-7 DB-DB Bojvgrtgrs0 Bloppgrs0 Rtgp Wp/Dowj Boppgr, BloppgrBojimcuratmojs, ajahysms oi typg A Bloppgr Bokkutatmoj oi Bloppgrs. RwmtblgdKodgVgcuhators-fube, foost, fubefoost ajd bue rgcuhator.
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9 ^owgr Ghgbtrojmbs
^owgr Rgkmbojdubtor Dgvmbgs
Q.1 Gxphamj tlg opgratmjc prmjbmphg oi CTO
Ajs. Catg turj oii tlyrmstor ms turjgd oj apphymjc a posmtmvg puhsg mt bojsmsts oi iour
haygrs, pjpj, as hmeg bojvgjtmojah tlyrmstors. Iujbtmojs gxbgpt ior turj-oii arg
tlg sakg as tlosg oi bojvgjtmojah tlyrmstors, tlgrgiorg, wg kamjhy dgsbrmfg tlg
turj-oii opgratmoj lgrg.
Mj tlg oj-statg oi a CTO tlyrmstor , tlg bgjtrah fasg rgcmojs arg imhhgd wmtllohgs supphmgd irok tlg ajodg ajd ghgbtrojs supphmgd irok tlg batlodg. Mi
rgvgrsg fmas ms apphmgd to kaeg tlg catg jgcatmvg mj rgspgbt to tlg batlodg,
part oi lohgs mj tlg p-fasg haygr arg gxtrabtgd tlroucl tlg catg, supprgssmjc
tlg mj`gbtmoj oi ghgbtrojs irok tlg batlodg. Korg lohg burrgjt ms gxtrabtgd
tlroucl tlg catg mj rgspojsg to tlms supprgssmoj, iurtlgr supprgssmjc tlg
ghgbtroj mj`gbtmoj. Mj tlg boursg oi tlms probgss, tlg batlodg gkmttgr `ujbtmoj
(@2) ms put mjto a rgvgrsg-fmas statg gjtmrghy, CTO tlyrmstor ms turjgd oii. Imc. 1
mhhustratgs tlg turj-oii opgratmoj, usmjc a two-trajsmstor kodgh
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3Fmyajms Tlmje Tlaje
Q.6 Gxphamj Ajodg slort CTO tlyrmstor.Ajs. Tlg strubturg ior Ajodg slort CTO tlyrmstor ms slowj mj Imc. 2 fghow0
At tlg @1 `ujbtmoj, tlg ajodg ms partmahhy slortgd dug to tlg j+ haygrs, so tlat
tlg rgvgrsg vohtacg oi tlg CTO tlyrmstor ms as skahh as tlat oi tlg @2 `ujbtmoj
(aroujd 17Y jorkahhy). Lowgvgr, gxbgss barrmgrs arg gxtrabtgd irok tlg catg
ajd irok tlg j+ haygr durmjc tlg turj-oii, gjafhmjc lmcl-spggd swmtblmjc.
Tlms typg oi tlyrmstor ms sumtafhg ior apphmbatmojs tlat rgqumrg lmcl-spggd
swmtblmjc fut do jot jggd lmcl rgvgrsg vohtacg, subl as vohtacg sourbg
mjvgrtgrs.
Q.2 Gxphamj rgvgrsg bojdubtmjc CTO tlyrmstor.
Ajs Tlg strubturg oi rgvgrsg bojdubtmjc CTO tlyrmstor ms slowj mj Imc. 4 fghow.
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< ^owgr Ghgbtrojmbs
Tlg rgvgrsg bojdubtmjc CTO tlyrmstor bojsmsts oi a iast rgbovgry dmodg part
ajd tlg ajodg slort CTO tlyrmstor part, tlg iorkgr oi wlmbl ms bojjgbtgd mj
parahhgh to tlg hattgr. Tlg tlyrmstor ms tlg sakg typg as tlg ojg dgsbrmfgd afovg.Tlms ms sumtafhg ior apphmbatmoj to vohtacg sourbg mjvgrtgrs ior gxakphg, wlgrg
a CTO tlyrmstor rgqumrgs Ihywlggh dmodg. Jo addmtmojah dmodg ms jgbgssary mi
tlms CTO tlyrmstor ms usgd, rgdubmjc tlg systgk smzg ajd wgmclt.
Q.4 Gxphamj wlat do you kgaj fy KORIGT?
Ajs Kosigt Kgtah (or pohy-smhmboj dopgd lgavmhy to abt hmeg a kgtah). Oxmdg (RmO6,
Abts as aj mjsuhator.). Rgkmbojdubtor (Ojg baj sghgbtmvghy blajcg tlg barrmgr
typg to j-typg or p-typg.) Imghd Giigbt (Dgvmbg ms bojtrohhgd fy aj ghgbtrmb imghd
as opposgd to burrgjt.) Trajsmstor (Tlrgg tgrkmjah dgvmbgs)
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=Fmyajms Tlmje Tlaje
(a) Slgj YCR (Catg-sourbg vohtacg) ms jot supphmgd
(f) Slgj YCR (Catg-sourbg vohtacg) ms supphmgd
Imcurg 20Tlg Rtrubturg oi aj Gjlajbgkgjt Typg KORIGT ajd mts Opgratmoj
(a) Slgj YCR (Catg-sourbg vohtacg) ms jot supphmgd
(f) Slgj YCR (Catg-sourbg vohtacg) ms supphmgd
Tlg advajtacgs oi tlg hatgrah KORIGT arg0
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1> ^owgr Ghgbtrojmbs
1. How catg smcjah powgr rgqumrgkgjt. Jo catg burrgjt baj ihow mjto tlg catg
aitgr tlg skahh catg oxmdg bapabmtajbg las fggj blarcgd.
6. Iast swmtblmjc spggds fgbausg ghgbtrojs baj start to ihow irok dramj to
sourbg as sooj as tlg blajjgh opgjs. Tlg blajjgh dgptl ms proportmojah to tlg
catg vohacg ajd pmjblgs bhosgd as sooj as tlg catg vohtacg ms rgkovgd, so
tlgrg ms jo storacg tmkg giigbt as obburs mj fmpohar trajsmstors.
Tlg ka`or dmsadvajtacgs arg
1. Lmcl rgsmstajbg blajjghs. Mj jorkah opgratmoj, tlg sourbg ms ghgbtrmbahhy
bojjgbtgd to tlg sufstratg. Smtl jo catg fmas, tlg dgphgtmoj rgcmoj gxtgjds outirok tlg Jadramj mj a psgudo-lgkmsplgrmbah slapg. Tlg blajjgh hgjctl H
bajjot fg kadg slortgr tlaj tlg kmjmkuk dgphgtmoj wmdtl rgqumrgd to
support tlg ratgd vohtacg oi tlg dgvmbg.
6. Blajjgh rgsmstajbg kay fg dgbrgasgd fy brgatmjc wmdgr blajjghs fut tlms ms
bosthy smjbg mt usgs up vahuafhg smhmboj rgah gstatg. Mt ahso shows dowj tlg
swmtblmjc spggd oi tlg dgvmbg fy mjbrgasmjc mts catg bapabmtajbg.
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11Fmyajms Tlmje Tlaje
RBV
Q.1 DMRBWRR MJ RLOVT TLG ^AVAHHGH O^GVATMOJ OI TL]VMRTOVR
Ajs. SSllggjjttllyyrrmmssttoorrssaarrggbboojjjjggbbttggddmmjjppaarraahhhhgghh,,ttllgghhooaaddbbuurrrrggjjttmmssjjoottssllaarrggdd
ggqquuaahhhhyy,,ttlg burrgjt ujfahajbg mjbrgasgs tlg `ujbtmoj tgkpgraturg oi tlg RBV
barrymjc tlg lmclgr burrgjt ajd dgbrgasgs mts mjtgrjah rgsmstajbg tlms mjbrgasgs
mts burrgjt slarmjc ajd kay dakacg tlg tlyrmstor.AAsskkaahhhhrrggssmmssttaajjbbgg
bboojjjjggbbttggddmmjjssggrrmmggsswwmmhhhhiioorrbbggggqquuaahhbbuurrrrggjjttssllaarrmmjjcc..
KKaaccjjggttmmbbaahhhhyybboouupphhggddmmjjdduubbttoorrssbbaajjaassssuurrggggqquuaahhbbuurrrrggjjttssllaarrmmjjccdduurrmmjjccttllgg
ttrraajjssmmggjjttppggrrmmoodd..
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16 ^owgr Ghgbtrojmbs
Q.6 G\^HAMJ dm/dt TL]VMRTOV VOTGBTMOJ.
Ajs. A tlyrmstor rgqumrgs a kmjmkuk tmkg to sprgad tlg burrgjt bojdubtmoj
ujmiorkhy tlrouclout tlg `ujbtmoj.Mi tlg ratg-oi-rmsg oi ajodg burrgjt ms vgry
iast bokpargd to tlg sprgadmjc vghobmty oi a turj-oj probgss, a lot spot wmhh
obbur.As a rgsuht oi tlg gxbgssmvg tgkpgraturg, tlg dgvmbg kay iamh.Tlgrgiorg,
mj prabtmbah bmrbumts tlg dgvmbg kust fg protgbtgd acamjst lmcl dm/dt.
Hgt us bojsmdgr tlg iohhowmjc bmrbumt.
Dkwmhh bojdubt wlgj tlyrmstor T1ms oii.Mi T1ms imrgd wlgj Dkms stmhh
bojdubtmjc, dm/dt baj fg vgry lmcl.Mj prabtmbg, tlg dm/dt ms hmkmtgd fy addmjc
a sgrmgs mjdubtor Hs.Tlgj
s
s
ssH
Y
dt
dm
dt
dm
HY
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12Fmyajms Tlmje Tlaje
Q.2 G\^HAMJ dv/dt TL]VMRTOV VOTGBTMOJ.
AAjjss
MMiittllggsswwmmttbbllRR11mmssbbhhoossggddaatttt;;>>,,aassttggppvvoohhttaaccggwwmmhhhhffggaapppphhmmggddaabbrroossssttllgg
ttllyyrrmmssttoorrTT11
..TTllggddvv//ddttkkaayyffggllmmccllggjjoouuccllttoottuurrjjoojjttllggddggvvmmbbgg..TTllggddvv//ddtt
bbaajjffgghhmmkkmmttggddffyybboojjjjggbbttmmjjccaabbaappaabbmmttoorrBBssaabbrroossssTT
11..SSllggjjttllggttllyyrrmmssttoorrTT
11mmss
ttuurrjjggddoojj,,ttllggddmmssbbllaarrccggbbuurrrrggjjttooiibbaappaabbmmttoorrmmsshhmmkkmmttggddffyyrrggssmmssttoorrVVss..TTllggVVBB
bbmmrrbbuummttmmsseejjoowwjjaassaassjjuuffffggrrbbmmrrbbuummtt,,aajjddttllggvvoohhttaaccggaabbrroossssttllggttllyyrrmmssttoorrwwmmhhhhrrmmssggggxxppoojjggjjttmmaahhhhyy..TTllggbbmmrrbbuummttddvv//ddttbbaajjffggiioouujjddaapppprrooxxmmkkaattgghhyyiirrookk00
TTllggssjjuuffffggrrbbmmrrbbuummttbbaajjffggddggssmmccjjggddffaassggddoojjttllggeejjoowwjjvvaahhuuggooiittllggddvv//ddtt
iioorraaddggvvmmbbgg..
TTllggvvaahhuuggooiiVVssmmssiioouujjddiirrookkttllggddmmssbbllaarrccggbbuurrrrggjjttMM
TTDD..
ss
ss
BV
YY
dt
dv 926.>926.>
TD
s
s
M
Y
V
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14 ^owgr Ghgbtrojmbs
TTllgghhooaaddbbaajjiioorrkkaassggrrmmggssbbmmrrbbuummttwwmmttllttllggsjuffgr jgtwore as slowj fghow.
SSggbbaajjsslloowwttllaattttllggddaakkppmmjjccrraattmmooooiittllggssggbboojjddoorrddggrrbbmmrrbbuummttwwmmhhhhffgg00
wwllggrrggHHssmmssttllggssttrraayymmjjdduubbttaajjbbgg..
TToohhmmkkmmttttllggppggaaeevvoohhttaaccggoovvggrrsslloooottaabbrroossssttllggTT11,,aaddaakkppmmjjccrraattmmoommjjttllgg
rraajjccggooii>>..77ttoo11mmssuussggdd..TTllggHHmmssttyyppmmbbaahhhhyyllmmccll,,aajjddVVsssslloouuhhddffggllmmccllaajjdd BB
ss
sslloouuhhddffggsskkaahhhhttoorrggttaammjjttllggddggssmmrrggddvvaahhuuggooiiddaakkppmmjjccrraattmmoo..A harcg vahug oi
Vswmhh rgdubg tlg dmsblarcg burrgjt, ajd a how vahug oi Bs wmhh rgdubg tlg
sjuffgr hossgs.
HH
BVV
s
ss
o 6
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17Fmyajms Tlmje Tlaje
Bojvgrtgrs-M
Q.1 Slat do you kgaj fy tlrgg plasg duah bojvgrtgr?
Ajs Tlg iour quadrajt opgratmoj ms cgjgrahhy rgqumrgd mj varmafhg-spggd drmvgs
apphmbatmoj ior tlms wg lavg to mkphy a bojvgrtgr wlmbl baj wore mj ahh iour
quadrajts tlg tlrgg-plasg duah bojvgrtgrs arg gxtgjsmvghy usgd ior tlgrg
purposgs. Mj tlms wlgj imrst croup ms woremjc as mjvgrtgr tlaj tlg sgbojd
croup ms woremjc as rgbtmimgr ajd wlgj imrst croup ms woremjc as rgbtmimgr tlgj
sgbojd croup ms woremjc as mjvgrtgr
Tlg iohhowmjc imcurg1 slows tlrgg-plasg duah bojvgrtgrs wlgrg two tlrgg-
plasg bojvgrtgrs arg bojjgbtgd fabe-to-fabe ajd tlg wavgiorks ior mjput
vohtacgs, output vohtacgs, ajd tlg vohtacg abross tlg mjdubtor.
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19 ^owgr Ghgbtrojmbs
imc1
Tlrgg plasg duah bojvgrtgr bmrbumt ajd wavgiork
Dug to mjstajtajgous vohtacg dmiigrgjbgs fgtwggj tlg output vohtacgs oi
bojvgrtgrs, a bmrbuhatmjc burrgjt ihows tlroucl tlg bojvgrtgrs. Tlms bmrbuhatmjc
burrgjt ms hmkmtgd fy a rgabtor. Tlg two bojvgrtgrs arg bojtrohhgd mj subl a
way tlat mi 1ms tlg dghay ajchg oi bojvgrtgr 1, tlg dghay ajchg oi bojvgrtgr 6
ms 6; - 1.
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13Fmyajms Tlmje Tlaje
Y
m>
v>
Bloppgr
ISD
+
HOAD
Bojvgrtgrs-MM
Q.1 Dmsbuss tlg giigbts oi sourbg ajd hoad mkpgdajbg.
Ajs Tlg sourbg mjdubtajbg slouhd fg as skahh as possmfhg to hmkmt tlg trajsmgjt
vohtacg. Ahso sourbg mjdubtajbg kay bausg bokkutatmoj profhgk ior tlgbloppgr. Wsuahhy aj mjput imhtgr ms usgd to ovgrbokg tlg profhgk oi sourbg
mjdubtajbg. Tlg hoad rmpphg burrgjt ms mjvgrsghy proportmojah to hoad
mjdubtajbg ajd bloppmjc irgqugjby. ^gae hoad burrgjt dgpgjds oj hoad
mjdubtajbg. To hmkmt tlg hoad rmpphg burrgjt, a skootlmjc mjdubtor ms
bojjgbtgd mj sgrmgs wmtl tlg hoad as slowj mj imcurg1
Imcurg1
Tlg dmiigrgjt kodgs oi tlg opgratmoj arg dmsbussgd fghow
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1< ^owgr Ghgbtrojmbs
HOAD
H
B
MH
HR
YR
+
_
+
_
T1
D1
YB mB
KODG 1 O^GVATMOJ
Tlyrmstor T1ms imrgd at t ; >. Tlg supphy vohtacg bokgs abross tlg hoad. Hoad
burrgjt MH ihows tlroucl T1 ajd hoad.At tlg sakg tmkg bapabmtor dmsblarcgs
tlroucl T1, D1, H1, & B ajd tlg bapabmtor rgvgrsgs mts vohtacg.Tlms rgvgrsg
vohtacg oj bapabmtor ms lghd bojstajt fy dmodg D1.
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1=Fmyajms Tlmje Tlaje
HOAD
B
HR
YR+
_+
_
T6
YB
MH
MH
KODG 6 O^GVATMOJ
Tlyrmstor T6ms jow imrgd to bokkutatg tlyrmstor T1.Slgj T6 ms OJ bapabmtorvohtacg rgvgrsg fmasgs T1ajd turjs mi oii. Tlg bapabmtor dmsblarcgs tlroucl tlg
hoad irok Y to >.Dmsblarcg tmkg ms ejowj as bmrbumt turj-oii tmkg.
Q.6 Gxphamj ^owgr iabtor mkprovgkgjt tgbljmqugs.
Bapabmtor Dmsblarcg Burrgjt
smj
1Slgrg
& Bapabmtor Yohtacg
bos
B
B
Bm t Y t
H
HB
Y t Y t
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6> ^owgr Ghgbtrojmbs
Ajs. Tlg powgr iabtor oi plasg-bojtrohhgd bojvgrtgrs dgpgjds oj dghay ajchg, ajd
mt ms cgjgrahhy how. Tlgsg bojvgrtgrs mj`gbt larkojmbs mjto tlg supphy. Iorbgdbokkutatmoj baj mkprovg tlg mjput powgr iabtor ajd rgdubg tlg larkojmbs
hgvghswmtl advajbgkgjt oi dgvmbgs (CTO or MCFT), tlg iorbgd bokkutatmoj
baj fg mkphgkgjtgd mj prabtmbah systgks.
Tlg fasmb tgbljmqugs oi iorbgd bokkutatmoj wlmbl arg0
Gxtmjbtmoj Ajchg Bojtroh Rykkgtrmbah Ajchg Bojtroh ^uhsg-Smdtl Koduhatmoj Rmjchg-^lasg Rmjusomdah ^uhsg-Smdtl Koduhatmoj Tlrgg-^lasg ^SK Bojtroh
Gxtmjbtmoj Ajchg Bojtroh0-
Mj tlms swmtbl s1 ms turjgd oj at t ;> ajd ms turjgd oii fy iorbgd bokkutatmojat t ; . swmtbl s6 ms turjgd oj at t ; ajd ms turjgd oii fy iorbgd
bokkutatmoj at t ;6 .
Tlg iohhowmjc imcurg1 slows bmrbumt dmacrak ajd wavgiork ior Gxtmjbtmoj
Ajchg Bojtroh ior smjchg plasg iorbgd bokkutatgd sgkmbojvgrtgr
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61Fmyajms Tlmje Tlaje
imc1
Tlg iohhowmjc imcurg6 slows bmrbumt dmacrak ajd wavgiork ior Gxtmjbtmoj
Ajchg Bojtroh ior smjchg plasg iorbgd bokkutatg iuhh bojvgrtgr
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66 ^owgr Ghgbtrojmbs
Imc6
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62Fmyajms Tlmje Tlaje
Rykkgtrmbah Ajchg Bojtroh0-
Mj tlms swmtbl s1 ms turjgd oj at t ;( )/6 ajd ms turjgd oii at t ;(
+)/6 fy iorbgd bokkutatmoj .Rwmtbl s6 ms turjgd oj at t ; ( 2 )/6 ajd
ms turjgd oii fy iorbgd bokkutatmoj at t ;( 2 +)/6 .Tlg output vohtacg ms
bojtrohhgd fy varymjc bojdubtmoj ajchg .
Tlg iohhowmjc imcurg2 slows wavgiork ior Rykkgtrmbah Ajchg Bojtroh
Imc2
^uhsg-Smdtl Koduhatmoj Bojtroh
Mj tlg ^SK tlg bojvgrtgr swmtblgs arg turjgd oj ajd oii sgvgrah tmkgs durmjc
a lahi bybhg ajd tlg output vohtacg ms bojtrohhgd fy varymjc tlg wmdtl oi tlg
puhsgs.
Tlg iohhowmjc imcurg4 slows wavgiork ior ^uhsg-Smdtl Koduhatmoj Bojtroh
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64 ^owgr Ghgbtrojmbs
Imc4
Rmjchg-^lasg Rmjusomdah uhsg-Smdtl Koduhatmoj
Mj tlms tlg puhsg wmdtl arg cgjgratgd fy bokparmjc a trmajcuhar rgigrgjbg
vohtacg Yr oi akphmtudg Ar ajd irgqugjby Ir wmtl a barrmgr lahi smjusomdah
vohtacg Yb oi varmafhg akphmtudg Ab ajd irgqugjby 6Is.Tlg iohhowmjc imcurg7
slows wavgiork ior Rmjchg-^lasg Rmjusomdah ^uhsg-Smdtl Koduhatmoj
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67Fmyajms Tlmje Tlaje
Imc7
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69 ^owgr Ghgbtrojmbs
DB-DB Bojvgrtgrs0 Bloppgrs
Q.1 wlat do you kgaj fy bloppgr ? Jakg mts dmiigrgjt bhassmimbatmojs.
Ajs. A Bloppgr ms a statmb dgvmbg usmjc mt a varmafhg db vohtacg ms oftamjgd irok a
bojstajt db vohtacg sourbg. Mt ms ahso ejowj as db-to-db bojvgrtgr ajd ms
wmdghy usgd ior kotor bojtroh ajd mj rgcgjgratmvg fraemjc.
Bloppgrs arg oi Two Typgs0-
1) Rtgp-dowj bloppgrs. Mj tlms output vohtacg ms hgss tlaj mjput vohtacg6) Rtgp-up bloppgrs. Mj stgp up bloppgr output vohtacg ms korg tlaj mjput
vohtacg.
Sg baj bhassmiy bloppgrs as
Bhass A Bloppgr
Bhass F Bloppgr
Bhass B Bloppgr
Bhass D Bloppgr
Bhass G Bloppgr
Q.6 Gxphamj dmiigrgjt bhassgs oi bloppgrs mj dgtamh.
Ajs. Tlg dmiigrgjt bhassgs oi bloppgrs arg as iohhows
1.Bhass A bloppgr
Bhass A Bloppgr ms a imrst quadrajt bloppgr .Mj tlgsg wlgj tlg bloppgr ms OJ,
supphy vohtacg Yms bojjgbtgd abross tlg hoad ajd wlgj tlg bloppgr ms OII,
vO; > ajd tlg hoad burrgjt bojtmjugs to ihow mj tlg sakg dmrgbtmoj tlroucl
tlg irggwlgghmjc dmodg ,tlg avgracg vahugs oi output vohtacg ajd burrgjt arg
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63Fmyajms Tlmje Tlaje
Y
Bloppgr
ISD
+
v>
v>
m>
m>
HOAD
Y
ahways posmtmvg. Bhass A Bloppgr ms a stgp-dowj bloppgr mj wlmbl powgr
ahways ihows iork sourbg to hoad.
Tlg gqumvahgjt bmrbumt dmacrak ior tlg Bhass A or imrst quadrajt bloppgr ms
slowj mj imc(1.a)ajd imc(1.f)rgspgbtmvghy,
Imc 1.a Imc 1.f Bmrbumt
dmacrak oi Bhass A bloppgr Imrst quadrajt opgratmoj
To study tlg pgriorkajbg oi Bhass A Bloppgr tlg output burrgjt wavgiork
oftamjgd mj stgp dowj bloppgr wmtl V-Hhoad baj fg usgd
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6< ^owgr Ghgbtrojmbs
Output burrgjt
Tlyrmstorcatg puhsg
Output vohtacg
mc
m>
v>
t
t
ttOJ
T
BL OJ
ISD Bojdubts
Imc(1.b)wavgiork ior Bhass A bloppgr
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6=Fmyajms Tlmje Tlaje
Y
Bloppgr
+
v>
v>
m>
m>
H
G
V
D
Bhass F Bloppgr0
Mj tlms avgracg output vohtacg ms posmtmvg ajd avgracg output burrgjt ms
jgcatmvg, tlgrgiorg Bhass F Bloppgr opgratgs mj sgbojd quadrajt. Bhass F
Bloppgrms a stgp-up bloppgr mj tlms bloppgr, powgr ihows irok hoad to sourbg.
Slgj bloppgr ms OJ, G drmvgs a burrgjt tlroucl H ajd V mj a dmrgbtmoj
opposmtg to tlat slowj mj imcurg. Durmjc tlg OJ pgrmod oi tlg bloppgr, tlg
mjdubtajbg H storgs gjgrcy. Slgj Bloppgr ms OII, dmodg D bojdubts, ajd
part oi tlg gjgrcy storgd mj mjdubtor H ms rgturjgd to tlg supphy. Bhass F
Bloppgrms usgd ior rgcgjgratmvg fraemjc oi db kotor.
Tlg gqumvahgjt bmrbumt dmacrak ior tlg Bhass F or sgbojd quadrajt bloppgr ms
slowj mj imc (6.a) ajd imc (6.f) rgspgbtmvghy,
Imc 6.a imc6.f
Bmrbumt dmacrak oi Bhass F bloppgr Rgbojd quadrajt opgratmoj
Tlg wavgiork ior Bhass F bloppgr ms slowj mj imcurg 6.b
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2> ^owgr Ghgbtrojmbs
Output burrgjt
Dbojdubts Bloppgr
bojdubts
Tlyrmstorcatg puhsg
Output vohtacg
mc
m>
v>
t
t
t
Mkmj
Mkax
T
tOJtOII
Imc6.b wavgiork ior Bhass F bloppgr
Bhass B bloppgr0
Tlg Bhass B Bloppgrms a bokfmjatmoj oi Bhass Aajd Bhass F Bloppgrs, ior imrstquadrajt opgratmoj, BL1 ms OJ or D6 bojdubts ajd ior sgbojd quadrajt
opgratmoj, BL6ms OJ or D1bojdubts.
Slgj BL1ms OJ, tlg hoad burrgjt ms posmtmvg ajd tlg output vohtacg ms gquah
to Y & tlg hoad rgbgmvgs powgr irok tlg sourbg ajd wlgj BL1ms turjgd
OII, gjgrcy storgd mj mjdubtajbg Hiorbgs burrgjt to ihow tlroucl tlg dmodg
D6 ajd tlg output vohtacg ms zgro ajd tlg Burrgjt bojtmjugs to ihow mj
posmtmvg dmrgbtmoj.
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21Fmyajms Tlmje Tlaje
Y
Bloppgr
+
v>
D1
D6BL6
BL1
v>m>
m>
H
G
V
Slgj BL6 ms trmccgrgd, tlg vohtacg G iorbgs burrgjt to ihow mj opposmtg
dmrgbtmoj tlroucl H ajd BL6, tlg output vohtacg ms zgro jow oj turjmjc OIIBL6, tlg gjgrcy storgd mj tlg mjdubtajbg drmvgs burrgjt tlroucl dmodg D1ajd
tlg supphy output vohtacg ms Y, tlg mjput burrgjt fgbokgs jgcatmvg ajd powgr
ihows irok hoad to sourbg. Avgracg output vohtacg ms posmtmvg wlmhg avgracg
output burrgjt baj taeg fotl posmtmvg ajd jgcatmvg vahugs.
Rokg pomjt to eggp mj kmjd rgcardmjc Bhass B bloppgr arg 0-
Bloppgrs BL1 & BL6 slouhd jot fg turjgd OJ smkuhtajgoushy as mtwouhd rgsuht mj slort bmrbumtmjc tlg supphy.
Bhass B Bloppgr baj fg usgd fotl ior db kotor bojtroh ajd rgcgjgratmvgfraemjc oi db kotor.
Bhass B Bloppgrbaj fg usgd as a stgp-up or stgp-dowj bloppgr.Tlg gqumvahgjt bmrbumt dmacrak ior tlg Bhass B or quadrajt imcurg oi bloppgr
ms slowj mj imc (2.a) ajd imc (2.f) rgspgbtmvghy,
Imc (2.a) Imc (2.f)
Bmrbumt dmacrak oi Bhass B bloppgr Imrst ajd Rgbojd quadrajt opgratmoj
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26 ^owgr Ghgbtrojmbs
Catg puhsg
oi BL6
Catg puhsgoi BL1
Output burrgjt
Output vohtacg
mc1
mc6
m>
Y>
t
t
t
t
D1 D1D6 D6BL1 BL6 BL1 BL6OJ OJ OJ OJ
Tlg wavgiork ior Bhass B bloppgr ms slowj mj imcurg 2.b
Imc(2.b) Savgiork ior Bhass B bloppgr
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22Fmyajms Tlmje Tlaje
Y
+ v>
D6
D1
BL6
BL1
v>
m>
H GV m>
Bhass D Bloppgr
Bhass D ms ahso a two quadrajt bloppgr. Slgj fotl BL1ajd BL6arg trmccgrgd
smkuhtajgoushy, tlg output vohtacg vO; Yajd output burrgjt ihows tlroucl
tlg hoad.
Slgj BL1ajd BL6arg turjgd OII, tlg hoad burrgjt bojtmjugs to ihow mj tlg
sakg dmrgbtmoj tlroucl hoad, D1 ajd D6, dug to tlg gjgrcy storgd mj tlg
mjdubtor H. Tlg Output vohtacg vO; - Y
Tlg avgracg hoad vohtacg ms posmtmvg mi bloppgr OJ tmkg ms korg tlaj tlg OII
tmkg m.g. tOJ : tOII ajd avgracg output vohtacg fgbokgs jgcatmvg mi tOJ 8tOII.
Lgjbg tlg dmrgbtmoj oi hoad burrgjt ms ahways posmtmvg fut hoad vohtacg baj fg
posmtmvg or jgcatmvg.
Tlg gqumvahgjt bmrbumt dmacrak ior tlg Bhass D or quadrajt opgratmoj ms slowj
mj imc (4.a) ajd imc (4.f) rgspgbtmvghy,
Imc (4.a) Imc (4.f)
Bmrbumt dmacrak oi Bhass D bloppgr Imrst ajd Iourtl quadrajt opgratmoj
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24 ^owgr Ghgbtrojmbs
Catg puhsgoi BL6
Catg puhsgoi BL1
Output burrgjt
Output vohtacg
Avgracg v>
mc1
mc6
m>
v>
Y
t
t
t
t
BL ,BLOJ1 6 D1,D6 Bojdubtmjc
Tlg wavgiork ior Bhass D bloppgr ms slowj mj imcurg 4.b ajd 4.d
Imc(4.b) Savgiork ior Bhass D bloppgr
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27Fmyajms Tlmje Tlaje
Catg puhsgoi BL6
Catg puhsgoi BL1
Output burrgjt
Output vohtacg
Avgracg v>
mc1
mc6
m>
v>
Y
t
t
t
t
BL ,BL
OJ1 6 D1,D6 Bojdubtmjc
Imc(4.d) Savgiork ior Bhass D bloppgr
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29 ^owgr Ghgbtrojmbs
Y
v>
m>H GV
BL6 BL4D6 D4
D1 D2BL1 BL2
+
Bhass G Bloppgr
Bhass G ms a iour quadrajt bloppgr. Slgj BL1ajd BL4arg trmccgrgd, output
burrgjt mo ihows mj posmtmvg dmrgbtmoj tlroucl BL1 ajd BL4, ajd wmtl output
vohtacg vO ; Y, tlms cmvgs tlg imrst quadrajt opgratmoj. Slgj fotl BL1 ajd
BL4arg OII, tlg gjgrcy storgd mj tlg mjdubtor H drmvgs mOtlroucl D6ajd D2
mj tlg sakg dmrgbtmoj, fut output vohtacg vO ; -Y. Tlgrgiorg tlg bloppgr
opgratgs mj tlg iourtl quadrajt. Slgj BL6 ajd BL2 arg trmccgrgd, tlg hoad
burrgjt moihowsmj opposmtg dmrgbtmoj & output vohtacg vO; -Y. Rmjbg fotl mO ajd
vOarg jgcatmvg, tlg bloppgr opgratgs mj tlmrd quadrajt. Slgj fotl BL6 ajd
BL2arg OII, tlg hoad burrgjt mO bojtmjugs to ihow mj tlg sakg dmrgbtmoj D1ajd D4 ajd tlg output vohtacg vO ; Y. Tlgrgiorg tlg bloppgr opgratgs mj
sgbojd quadrajt as vO ms posmtmvg fut mOms jgcatmvg.
Tlg gqumvahgjt bmrbumt dmacrak ior tlg Bhass D or quadrajt opgratmoj ms slowj
mj imc (7.a) ajd imc (7.f) rgspgbtmvghy,
Imc(7.a)Bmrbumt dmacrak oi Bhass G bloppgr
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23Fmyajms Tlmje Tlaje
v>
m>
BL - BL OJ
BL - D Bojdubts1 4
4 6
D D6 2
- Bojdubts
BL - D Bojdubts4 6
BL - BL OJ
BL - D Bojdubts
2 6
6 4
BL - D Bojdubts
D - D Bojdubts
6 4
1 4
Imc(7.f)Iourtl quadrajt opgratmoj