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UNIVERSITATEA DIN CRAIOVA FACULTATEA DE INGINERIE ELECTRICA ECHIPAMENTE SI INSTALATII DE BORD
PROIECT LA DISCIPLINA
INSTALATII ELECTRICE DE BORD
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Tema de proiect:
(Sa se )ro#ecte*e s#ste+" e"ectroener$et#c )entr n a,#on de t#)" Cessna t#)" Cessna '-.! .!
Date de proiectare:
.!'!
Caracteristici:
a/ ,#te*a +a0#+a: 302 km/h 1/ )"afon: 4,100 m c/ an,er$ra: 11.00 m d/ "n$#+e: 8.28 m e/ atono+#e de *1or: 234.+#n f/ +e+1r## ec3#)a&"#:'(5 $/ $retate +a0#+a ad+#sa "a deco"are: 1,111 kg .!.!
Caracteristicile retelei.
.!.!'!
S.E.E impus curent continuu
.!.!.!
Tensiunea nominal 28. ! cc
.!.!5!
Caderea de tensiune admisi"ila #$%&!
.!.!4!
'aterialul conductor: Cu
.!5!
Proiectul (a cuprinde:
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.!5!'! Sta"ilirea receptoarelor de ener)ie electrica in *unctie de tipul a(ionului si dura
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.!5!6!'! Calculul retelei ma)istrale din conditia de minimi-are a )reutatiise utili-ea-a ipote-a /minim de material conductor01. .!5!6!.! Calculul retelei de distri"utie din conditiile caderii de tensiune admisi"ila. .!5!6!5! !eri*icarea la incal-irea instalatiilor proiectate.
&. i"lio)ra*ie
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Cons#derat## as)ra s#ste+e"or e"ectroener$et#ce de 1ord 1.1 GENERALITATI
D)a c+ se st#e7 n a)arat de *1or +odern este n s#ste+ te3n#c co+)"e0 care neces#ta )e )ro#ectare n )ro$ra+ cores)n*ator ca )roces #nte$ra" s# #terat#, de catare a so"t##"or o)t# co+)nerea s# or$an#*area a)arat"# de *1or 7t#nand(se sea+a de #nf"enta rec#)roca a s#ste+e"or 8s1s#ste+e"or/ sa"e fnct#ona"e de "a 1ord as)ra #nd#ctor#"or te3n#co(tact#c# s# econo+#c# a# a)arat"# de *1or!
Part#c"ar#tatea caracter#st#ca a )roces"# de )ro#ectare a n# a)arat de *1or consta #n fa) o ser#e de caracter#st#c# se dedc d#n cond#t#a +#n#+#*ar# +ase# de *1or! Astfe"7 cresterea +a ec3#)a+ent"# de 1ord c ,a"oarea 9M neces#ta o +ar#re s)"#+entara a +ase# constrct#e +ase# co+1st#1#""# s# a )ter## #nsta"at##"or de forta 7fa)t care atra$e d)a s#ne7 +ar#rea +a de *1or a aerona,e# c ,a"oarea
K M
9M! Coef#c#ent"
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caracter#*ea*a cant#tatea
M S care se +areste7 cresterea +ase# de *1or a a,#on"# "a o crestere 9 a +ase# sarc#n## You're Reading a Preview De a#c# re*"ta 7 ca o redcere re"at#, +#ca a +ase# ec3#)a+ent"# de 1ord ce se +ontea*a Unlock full with a free trial. nor+a" sarc#n#"e #+)se/7 )oa a)arat 8 c cond#t##"e ca acest ec3#)a+ent sa access #s# re*o",e #n +od a,ea n efect cons#dera1#" "a o)t#+#*area caracter#st#c#"or a)arat"# de *1or #n #ntre$#+e! Download With Free Trial D#ntre s#ste+e"e fnct#ona"e de 1ord face )arte s# s#ste+" de a"#+entare c ener$#e e"ect Acesta este dest#nat )entr as#$rarea a"#+entar## fara #ntrer)ere a a)arate"or de 1ord cons+atoare de ener$#e e"ectr#ca c cant#tatea s# ca"#tatea nec esara de ener$#e!
Pro#ectarea s#ste+"# e"ectroener$et#c de "a 1ord re)re*#nta "crarea de conce)t#eco+)"e Sign up to vote on this title dator#ta fa)t"# ca7 )e de o )arte7 este necesar sa se def#neasca de "a #nce)t c a)ro0#+at#e Useful Not useful +a# 1na +a&or#tatea rece)tor#"or de ener$#e e"ectr#ca7 #ar )e d e a"ta )arte7 dator#ta cond#t#on d#ntre )ara+etr## fnct#ona"# a# s#ste+"# e"ectroener$et#c s# corecta fnct#onare a ttror
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acestea )ana "a cons+ator#7 efectarea co+tar#"or necesare7 re*er,area a"#+entar# c ener e"ectr#ca a cons+ator#"or de #+)ortanta deose1#ta s# )rotect#a "a re$#+r# de a,ar#e!
F#ecare d#n aceste s#ste+e )oate a,ea d#fer#te ,ar#ante de e0ect#e te3n#ca7 deose1#te )r#n +od" #n car se efectea*a d#,erse o)erat##7 )r#n natra s# )r#n)ara+etr##ec3#)a+ent"# fo"o )rec+ s# )r#n conf#$rat#a "e$atr#"or e"ectr#ce d#ntre e"e+ente"e s#ste+"#!
1.2 DEFINIRA SISTEMULUI ELECTROENERGETIC DE BORD
In acce)t#nea cea +a# $enera"a7 )r# #nsta"at#a e"ectr#ca de 1ord se #nte"e$e ansa+1"" srs s# co,ertoare"or de ener$#e e"ectr#ca7 s#ste+" de trans+#tere s# d#str#1t#e a ener$#e# e"ectr#ce )rec+ s# cons+ator## e"ectr#c#! N se #nc"d a#c# s#ste+e"e +ecan#ce7 e"ectron#ce sa de a" natra decat e"ectr#ca7 des# neces#ta n cons+ de ener$#e e"ectr#ca!
Pr#n s#ste+ e"ectroener$et#c de 1ord sa s#ste+ de a"#+entare c ener$#e e"ectr#ca se #nte"e ansa+1"" co+)onente"or d#n #nsta"at#a e"ectr#ca a ne# aerona,e care as#$ra $enerarea7 con,ers#a7 trans+#terea s# d#str#1t#a ener$#e# e"ectr#ce7 ad#ca: srse"e e"ectr#ce 7 con,ertoare reteaa e"ectr#ca! You're Reading a Preview Se n+este retea e"ectr#ca ansa+1"" #nsta"at##"or )r#n #nter+ed#" carora ener$#a e"ectr# Unlock full access with a free trial. trans+#sa de "a srse "a cons+ator#! Ea c)r#nde cond ctor# e"ectr#c#7 a)aratra de co+tat# )rotect#e s# contro" )rec+ s# d#s)o*#t#,e"e de +ontare a rete"e# Download With Free Trial )e a,#on 8ta1"or# de d#str#1 c)"e7 )r#*e7 c"e+e7etc/! D)a fe"" crent"#7 s#ste+e"e e"ectroener$et#ce )ot f#: de crent cont#n7 de crent a"ternat#, sa +#0te!
Sign up to vote on this title In ca*" s#ste+e"or e"ectroener$et#ce de crent cont#n srse"e )r#nc#)a"e snt $eneratoa crent cont#n! Pentr a"#+entarea c tens#ne cont#na deUseful ,a"or# s)er#oare ce"e# frn#*ate Not useful $enerator" )r#nc#)a" 7 se t#"#*ea*a d#fer#te t#)r# de co,ertoare!
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tens#n# s# fre$,ente d#fer#te! Pte+ a,ea $eneratoare de crent cont#n s# de crent a"terna a+1e"e act#onate de +otr" a,#on"#!
De ase+enea tot +#0t ,a f# s# s#ste+" for+at d#n $enerator de crent a"ternat#, c fre$,ent ,ar#a1#"a s# $enerator" de crent a"ternat#, de fre$,enta constanta!
Pe a,#oane se )ot t#"#*a s# s#ste+e e"ectroener$et#ce c )rodcerea ener$#e# e"ectr#ce #n cre a"ternat#, s1 tens#ne sta1#"#*ata s# fre$,enta ,ar#a1#"a 7 #ar d)a redresare s# f#"trare trans+ ener$#e# "a cons+ator# se face s1 for+a de crent cont#n!
Pr#n rece)tor# sa cons+ator# de ener$#e e"ectr#ca #nte"e$e+ ec3#)a+ente"e s# a$re$ate"e 1ord7 care neces#ta )entr fnct#onarea nor+a"a n an+#t cons+ de ener$#e e"ectr#ca! D#n )nct" de ,edere a" cond#t##"or de t#"#*are +a# )te+ d#st#n$e: (s#ste+e e"ectroener$et#ce )r#nc#)a"e8S!E!P/7 care snt dest#nate sa a"#+ente*e cons+atr## de 1ord #n cond#t## nor+a"e de *1or!
(s#ste+e e"ectroener$et#ce a0#"#are 8SEA/7 care snt dest#nate sa as#$re a"#+entarea #nsta"at##"or e"ectr#ce de 1ord "a so"7 #n cond#t## nor+a"e7 dar cand n fnct#onea*a +otoare"e a,#on"#! Acest s#ste+ este for+at d#ntr(n $enerator care se c)"ea*a )e reteaa de 1ord7 f You're Reading a Preview act#onat de o #nsta"at#e de forta a0#"#ara! Unlock full access with a free trial.
(s#ste+ e"ectroener$et#c de a,ar#e 8SEA,/7 este dest#nata sa as#$re a"#+entarea cons+ator#"or e"ectr#c# #n *1or "a a,ar#a #nte$ra"a s#ste+"# Download Witha Free Trial e"ectroener$et#c )r#nc#)a"!
(s#ste+ e"ectroener$et#c a0#"#ar de a,ar#e 8SEAA/ are ro"" de a #nde)"#n# atat fnct# SEA "a so" cat s# fnct#a SEA #n *1or "a a,ar#a srse"or )r#nc#)a"e! (s#ste+ de a"#+entare e"ectr#ca de aerodro+ se refera "a srse"e e"ectr#ce e0ter#oare up to on sco) this title a,#on"# care )er+#t a"#+entarea "# )e t#+)" stat#onar##Sign "a so"! Invote acest a,#on" este Useful Not useful )re,a*t c o )r#*a e0ter#oara adec,ata!
Pr#n srsa )r#+ara de ener$#e e"ectr#ca se #nte"e$e #nsta"at#a care transfor+a ner$#a nee"ect
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Pte+ a,ea s#ste+e tert#a"e de a"#+entare e"ectr#ca care a ro"" de a con,ert# ener$#a frn#*ata de s#ste+" secndar #n ener$#e e"ectr#ca c a"t# )ara+etr##! S)re e0e+)"7 daca s#s )r#+ar este de crent a"ternat#, c fre$,enta ,ar#a1#"a7 #ar s#ste+" secndar de a"#+entare e de crent cont#n8BTR/ atnc# a"#+entarea #n crent a"ternat#, c fre$,enta constanta se rea"#*ea*a c #n,ertoare7 care re)re*#nta e,#dent7 s#ste+e tert#a"e de a"#+entare e"ectr#ca! Ma# +ent#ona ca s#ste+e"e e"etroener$et#ce de 1ord )ot f# +onocana" sa +"t#cana"! In ta1e"" '!' se #nd#ca )r#nc#)a"## )ara+etr## e"ectr#c# a# s#ste+e"or e"ectroener$et#ce de
S#ste+ e"ectroener$et# c
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De c!a7 tr#fa*atc tens#ne de .==?''2V s# fre$,enta ,ar#a1#"a
Tens#nea Tens#nea "a Fre$,enta srse# cons+ator# 8H*/ e"ectr#ce8,o"t# 8,o"t#/ /You're Reading a Preview .!2;5< Unlock full access with.-;'=< a free trial. Se ad+#te s# Se ad+#te #n .!2;4< ca* de ( Download With Free Trial .!-;-< a,ar#e .=V .=?'.=;5< .==?''2;2 5==(@== .=;5 < .==;2< Sign up to vote on this title
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U>.!2;.< C re$"ato de )rec#*#e
f>4==;2 * daca Not useful act#onarea face de "a +otor
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''2V s# fre$,enta constanta De c!a tr#fa*at c tens#nea de 56V s# fre$,enta constanta De c!a tr#fa*at c tens#nea de 56V s# fre$,enta )rec#sa De c!a c tens#nea de .-V s#
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1.3 CERINTE TEHNICO-ECONOMICE Download With Free Trial
I+)ortanta s# co+)"e0#tatea fnct##"or #nde)"#n#te de #nsta"at##"e e"ectr#ce de 1ord )rec+ s cond#t##"e s)ec#f#ce #n care "crea*a 7 r#d#ca o ser#e de e0#$ente #n fata constrctor#"or s# )ro#ectant#"or! Sign up to vote on this title
Aceste e0#$ente #n )arte co#nc#d c ce"e #+)se or#care# #nsta"at## ! E0#sta #nsa n n Useful e"ectr#ce Not useful d cer#nte s)ec#f#ce t#"#*ar#"or e"ectr#ce "a 1ord" a,#oane"or as)ra carora ,o+ #ns#sta #n ce"e r+ea*a!
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acest# trans)ort )entr #ntrea$a )er#oada de e0)"oatare a a,#on"# de)aseste #nss# )ret" d cost a" #nsta"at#e# res)ect#,e! Cond#t##"e restr#ct#,e de $a1ar#t snt #+)se de s)at#" d#s)on#1 "#+#tat #n aerona,e! Pentr a redce $retatea #nsta"at#e# e"ectr#ce este necesar sa se t#"#*e*e +ater#a"e soare c ca"#tat# e"ectron#ce s)er#oare!
De ase+enea s #+)ne cresterea cons#dera1#"a a sarc#n#"or ad+#s#1#"e +ecan#ce7 ter+#ce s e"ectr#ce a,and #n ,edere drata redsa de ser,#c# a #nsta"at#e# de 1ord co +)arat#, c #nsta" terestre! De ase+enea se reco+anda cresterea tens#n## s# fre$,ente# de "cr a rete"e"or de 1 )rec+ s# a trat#e# +as#n#"or e"ectr#ce!
5! S#+)"#tatea #n e0)"oatare s# secr#tatea ec3#)a&"# s# a )asa$er#"or! Confor+ acestor cer#nte #nsta"at##"e de 1ord tre1#e astfe" conce)te s# asa+1"ate "a 1ord #ncat sa )er+#ta n a sor s# o t#"#*are s#+)"a s# s$est#,a a acestora! Se #+)ne tot +a# +"t ato+at#*area fnct#onar##7 ttror a$re$ate"or7 astfe" #ncat n+ar" +e+1r#"or ec3#)a&"# sa )oata f# reds acest sco) tre1#e a)"#cate c cea +a# +are atent#e )r#nc)##"e er$ono+etr#e# "a 1ord" aerona,e"or!
D#n )nct" de ,edere a" secr#tat##7 a,and #n ,edere ca tens#nea rete"e# )oate f# de .==?'' tre1#e sa se e0c"da )os#1#"#tatea #ntrar## #n contact a ec3 #)a&"# sa )asa$er#"or c e"e+ent You're+a# Reading a Preview ce se $asesc s1 tens#ne sa te+)eratr# +ar# de -= ° C! Unlock full access with a free trial.
4!Te3no"o$#e de re)arat#e s#+)"a s# )ret" de cost reds! S#ste+" e"ectroener$et#c tre1 astfe" conce)t #ncat a,ar##"e sa )oata f# de)#state s# re+ed#ate Download With Free Trial cat +a# re)ede )entr a redc drata #nd#s)on#1#"#tat# aerona,e#! De ase+enea se #+)ne ac ces" sor7 de+ontarea s# +ont soara"a 1ord a co+)onente"or #nsta"at#e# e"ectr#ce! Pentr redcerea c3e"t#e"#"or de #ntret#n re)arat#e se #+)ne rea"#*area nor a$re$ate )e rfect#onate c resrsa +are 7 care )er+#t o crestere cons#dera1#"a a drate# de t"#*are #ntre re)arat## s# "crar# re$"a+entare! Tre1#e a, ser,#c# ,edereca cer#nte"e )r#,#nd s#$ranta #n fnct#onare7 $retatea +are #n Sign +#n#+a7 up to vote drata on this title )ret" de cost reds snt contrad#ctor##! De aceea tre1#e ana"#*at #n )arte s# sta1# Useful f#ecare useful Notca* cond#t#a de co+)ro+#s cea +a# rat#ona"a!
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tre1#e sa f#e std#ate )os#1#"#tat#"e de a"#+entare a a$re$ate"or ,#ta"e )ana "a ater#*are #n ca* #es#r## d#n fnct#ne a ne# )art# d#n #nsta"at#a e"ectr#ca! ! Intersc3#+1a1#"#tatea a$re$ate"or s# n#f#carea fa1r#cat#e# co+)onente"or! Pentr a rea"#*a o e0)"oatare soara s# o redcere a c3e"t#e"#"or de re)arat#e s# #ntret#nere se #+)ne rea"#*area ttror a$re$ate"or s# co+)onente"or #nsta"at##"or e"ectr#ce "a n ase+enea $ra de )rec#*#e #ncat sa )oata f# or#cand #n"oc#t c a"te"e e0#stente #n +a$a*#e!
1.4 Structura sistemelor electroenergetice de bord
Pentr as#$rarea fnct#onar## nor+a"e a cons+ator#"or e"ectr#c# de "a 1ord este ne,o ce" +a# s#+)" ca* de doa fe"r# de ener$#e e"ectr#ca: crent cont#n de &oasa tens#ne8.!2 crent a"ternat#, c frec,enta sta1#"a 84== H*7.=?'.=V/! In acest ca* )terea necesara #n c cont#n s# a"ternat#, )oate sa ,ar#e*e #n "#+#te dest" de "ar$# c cond#t#a7 #nsa ca )entr a+andoa fe"r#"e de crent sa e0#ste o an+#ta )tere "#+#ta! Cons+ator## de crent a"ternat#, c frec,enta sta1#"a de .==?''2V se e0ecta atat tr#fa*at# cat s# +onofa*at#! E0#sta oa "ata cate$or#e de de cons+ator# care tre1#e a"#+entat# You're Reading a Preview crent tr#fa*at de frec,enta sta1#"a s# tens#nea de 56 V! Unlock full access with a free trial.
E0#sta o ser#e de rece)tor# e"ectr#c# care )ot f# a"#+entat# #n c!a! c frec,enta nesta1#"# 8f>,ar! >const!/! Srse"e care )rodc ener$#e e"ectr#ca aceasta for+a snt +a# s#+)"e s# Download With Frees1 Trial s#$re decat ce"e care )rodc ener$#e e"ectr#ca c ener$#e sta1#"#*ata ! Insa7 #n fnct#e de t#) a)arat"# de *1or7 se sta1#"este o an+#ta "#+#ta a )ter## crent"# a"ternat#, de frec,enta ,ar#a1#"a!
In )re*ent e0#sta n n+ar sf#c#ent de +are de +etode de $enerare a d#fer#te"or fe" Sign up to vote on this title ener$#e e"ectr#ca "a 1ord" aerona,e"or fo"os#nd ca srsa )r#+ara ener$#a +ecan#ca a +otor Useful Not useful a,#on!
Con,ers#a ne# )art# d#n ener$#ea +ecan#ca a +otor"# de a,#on #n ener$#e a"ectr#ca7
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de "a 1"ocr# de transfor+are(redresare7 #ar crent" a"ternat#, de frec,enta sta1#"#*ata se o1t# c a&tor" nor #n,ertoare!
Strctra d#n f#$! '!'!(c re)re*#nta n s#ste+ e"ectroener$et#c +#0t7 n fe" de co+1#na #ntre )r#+e"e doa s#ste+e! F#ecare +otor a" a,#on"# act#onea*a cate n $enerator de c!c! $enerator de c!c! s# n $enerator de c!a! de frec,enta nesta1#"#*ata! Crent" a"ternat#, c frec,enta constanta se o1t#ne c a&tor" n# #n,ertor !
Cea de a )atra strctra 8f#$! '!'!(d/ re)re*#nta n s#ste+ e"ectroener$et#c de c!a! c frec,enta sta1#"#*ata! Generator" de c!c! este act#onat )r#n #nter+ed#" n# c)"a& re$"a1#" a #ncat trat#a "a #es#re este constanta! Crent" cont#n necesar se o1t#ne )r#n redresare! Rest cons+ator#"or se a"#+entea*a c crent a"ternat#, de frec,enta constanta!
De re+arcat ca #n toate sc3e+e"e )re*entate7 a"#+entarea rece)tor#"or de c!c! conecta ta+)on c o 1ater#e de ac+"atoare 8B!A!/!
In "t#+### an# cercetator## acorda o +are atent#e s#ste+e"or e"ectroener$et#ce for+ate $eneratoare de c!a! c frec,enta nesta1#"#*ata de ,a"or# r#d#cate 8'.==(.4==H*/7 c)"ate c d#s)o*#t#, c se+#condctor# de t#) con,ertor sa #n,ertor7 astfe" #ncat crent" a"ternat#, "a # sa se o1t#na "a frec,enta constanta!In afara de aceasta7 e0#sta +"te a"te ,ar#ante de strctr# You're Reading a Preview s#ste+e"or e"ectro+a$net#ce )entr )rodcerea c!a! de frec,enta constanta 1a*ata )e t#"#*are nor cascade de +as#n# e"ectr#ce! Unlock full access with a free trial.
D#n n+ar" +are de strctr# ce )ot f# With conce)te7 se o)tea*a )entr ace"e sc3e+e sa Download Free Trial ,ar#ante care ofera ne"e a,anta&e: +asa de *1or +#n#+a7 f#a1#"#tate +a0#+a7 )ret de cost +# etc! .!5!Ca"c"" 1#"ant"# e"ectr#c Ca"c"" 1#"ant"# e"ectr#c se face astfe":
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'!Se desco+)n d#fer#te"e fa*e a"e +#s#n## de *1 or #n eta)e de drata data7#n #nter#or" caro )res)ne ca fnct#onea*a an+#te ec3#)a+ente de 1ord!Aceste eta)e tre1#e sa cores)nda
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2(*1or" de croa*#era )entr a,#oane"e c#,#"e!In ca*" a,#oane"or +#"#tare aceasta fa*a *1or"# se #+)arte #n +a# +"te eta)e c+ ar f#: *1or deas)ra ter#tor#"# )ror)#7*1or dea ter#tor#"# #na+#c7r+ar#rea7#nterce)tarea7atac"7")ta aer#ana7de$a&area7#ntoarcerea7etc
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F#ecare d#ntre aceste fa*e tre1#e def#n#ta #n fnct#e de cond#t##"e de *1or: de noa)te7de *#7#n cond#t## $re"e7c sa fara &#,ra&7etc!!+ent#nand(se drate"e "or cat +a# corect #n fnct#e de t# +#s#n#"e aerona,e# res)ect#,e!
.!Se deter+#na #n cont#nare fa*e"e de *1or #n care snt )os#1#"e an+#te a,ar## )e aerona,a cons#derata ca de e0e+)": *1or" c n s#n$r +otor #n ca*" n# a,#on +"t+#tor7a,ar#a $enerator de 1ord7etc!
5!Se )rec#*ea*a )entr toate fa*e"e +ent#onate ec3#)a+ente"e 8rece)tor## e"ectr#c#/ care fnct#onea*a s# )terea e"ectr#ca 8sa crent"/ cons+ata!Pr#n #ns+are se )oate o1t#ne )en f#ecare fa*a )terea tota"a a1sor1#ta d#n reteaa e"ectr#ca de 1ord! You're Reading a Preview
In $enera" se )rec#*ea*a c atent#e cond#t##"e de fnct#onare a rece)tor#"or e"ectr#c# #n f#ecare Unlock full access with a free trial. fa*a7#nd#cand(se s)rasarc#n#"e )o*#1#"e s# drata "or 8se a"e$ ca refer#nta de 2 s7' +#n72 +#n/7)rec+ s# cond#t##"e de fnct#onare ce"e +a# caracter#st#ce! Download With Free Trial
Cons+" rece)tor#"or se e0)#+a #n crent a1sor1#t sa #n ) tere )entr rete"e"e de c!c!7#ar ) rete"e"e de c!a! sarc#na se e0)r#+a )r#n crent" a1sor1#t )e f#ecare fa*a s# )r#n factor" de )tere7sa #n )tere a)arenta 8VA/!
up acest#a to vote ons# this title In afara de s)ec#f#cat#a #ntoc+#ta s1 for+a ta1e""# s# )eSign 1 a*a ana"#*and +#s#n Usefule"ectr#ce7se Not useful *1or cea +a# d#f#c#"a d#n )nct" de ,edere a" #ncarcar## srse"or e"a1orea*a n ta de cons+ator# e"ectr#c# #n care se +ent#onea*a fa*a de *1or #n care #ntra #n fnct#ne
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"#7de +#s#n#"e de *1or7etc!De aceea7)entr f#ecare ca* #n )arte7$raf#c" de sarc#na nor+a"a +a# d#f#c#" se sta1#"este )e 1a*a ana"#*e# atente a ttror factor#"or s# cond#t##"or de *1or! Se )ot for+"a tots# r+atoare"e reco+andar# $enera"e #n fnct#e de t#)" a,#oane"or!
(Pentr a,#oane"e de 1o+1arda+ent $re se cons#dera ca re$#+" ce" +a# d#f#c#" se o1t#ne *1or" se efectea*a "a +are a"t#td#ne noa)tea7deas)ra ter#tor#"# #na+#c7c e0ectarea n +#s#n# de 1o+1arda+ent7e0ectand(se s#+"tan tra$er# c rac3ete s# ar+a+ent art#"er#st#c7e,enta" cons#derand e0#stenta )e tra#ect a nor cond#t## fa,ora1#"e &#,ra&"#!
(Pentr a,#oane"e de ,anatoare s# #nterce)tare se )oate "a ca refer#nta d#n acest )nct de ,edere7o +#s#ne de *1or de noa)te c atac "a t#nta7d)a care se cons#dera ca se )n #n fnct toate +#&"oace"e de na,#$at#e s# ater#*are7)rec+ s# s#ste+e"e de act#onare e "ectr#ca7de #"+#n de ant#&#,ra&!
In ca*" a,#oane"or de trans)ort +#"#tar cea +a# d #f#c#"a #ncarcare e"ectr#ca se o1t#ne daca *1o se e0ecta deas)ra ter#tor#"# #na+#c noa)tea c detasarea de oa+en# s# +ater#a"e!
In ca*" a,#oane"or de )asa$er# se ,a cons#dera ca +#s#ne de refer#nta *1or" de noa)te7#arn t#"#*area "a +a0#++ a #nsta"at##"or de #nca"*#re7de&#,rare7#"+#nat7+ena&ere s# a ec3#)a+en You're Reading a Preview de c"#+at#*are!
Unlock full accessre$#+" with a freeata1#"#sat trial. Graf#c" de sarc#na se constr#este n+a# )entr de fnct#onare a" cons+ator#"or! Download With Free Trial Pe ordonata se ,a trece ,a"oarea crent"# sa a )ter## cons+ator#"or #n fnct#ne "a +o+ res)ect#,7#ar )e a1sc#sa t#+)" )e eta)e de *1or!
Constrct#a $raf#c"# de sarc#na tre1#e #nce)ta d#n +o+ent" #n care se cons#dera ca srse e"ectr#ce de 1ord de1#tea*a ener$#e #n reteaa e"ectr#ca!S)re e0e+)"7daca #n fa*a de)re$at# Sign up to vote on this title aerona,e# "a start7a"#+entarea e"ectr#ca se as#$ra de "a srseUseful de aerodro+7$raf#c" de sarc#na Not useful ,a constr# n+a# #nce)and d#n +o+ent" dec)"ar## acestora de "a )r#*a e0ter#oara a a,#on
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de a se #nce)e constrct#a $raf#c"# de sarc#na!De e0e+)" stat#a de rad#oe+#s#e fnct#onea* ca+ '=('2< d#n t#+)" de "cr a" stat#e# de rad#orece)t#e!
Pe 1a*a $raf#c"# de sarc#na nor+a"a7constr#t c $r#&a7"a o scara con,ena1#"a7de re$"a )e 3 +#"#+etr#ca7se trece "a ca"c"" )ter## srse"or )r#nc#)a"e de ener$#e e"ectr#ca s# "a a"e$erea " constrct#,a )e 1a*a cata"oa$e"or f#r+e"or constrctoare!
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T#)" $enerator"# de+aror REGIM DE GENERATOR ()terea +a0#+a "a 5=8V/ ($a+a de trat#e 8rot?+#n/ (s)rasarc#na +a0#+a (de)as#rea de trat#e ad+#sa 8rot?+#n/ REGIM DE DEMAROR (crent +a0#+ cons+at
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Ener$#a tota"a necesara se ca"c"ea*a c for+"a: En$>P+edt '
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G('7.75747 H(574 TD5: A('7.757472767- B('7. D('7.757472767-77@ TD4: C(.7574727@7'= E(.75747276 F(.72767-7 TD2: C(6 F('7574 G('7.757472767-77@ H('7.7574!
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Ca"c"" rete"e#: de C!A!8)r#nc#)a"a/7C!C!8secndara/ Download With Free Trial
Reteaa e"ectr#ca de 1ord7 de crent a"ternat#, se ca"c"ea*a #n #)ote*a ,o"+"# +#n de c)r7#n r+atoare"e ca*r# de fnct#onare7cores)n*atoarenor #ncarcar# +a0#+e a"e n Sign up to vote on this title ta1"or# de d#str#1t#e:
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In cond#t## nor+a"e de *1or: a *1or )e tra#ect 8c cons+ +a0#+ de )tere/
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( factor" de sarc#na cosϕ>=! ace"sas# )entr tot# cons+ator## ( reactanta d#str#1#ta a rete"e# K>'=(5Ω?+ ( randa+ent" redresoare"or ηr >=!2 ( condct#,#tatea s)ec#f#ca a c)r"# σ>25+?8Ω++./! Notat##: TD ta1"o de d#str#1t#e de crent a"ternat#, R redresor G $enerator TCDA ta1"o centra" de d#str#1t#e de crent a"ternat#,! Ln$#+#"e condctor#"or de crent a"ternat#,: O'A'>"=8'/>=!2+ A'B'>"'8'/>=!-+ A'C'>".8'/>=!2+
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' . 5
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∆Uad+'85/>.!-(=!==.>.!-V
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