Cikgu Issey 2

 

  MODUL 701/3

KERTAS KERT AS PENERANGAN PENERAN GAN

KURSUS

TEKNOLOGI ELEKTRIK 

SEMESTER / TAHUN

SEMESTER 3 TA TAHUN HUN 2016

NO DAN TA TAJUK JUK

ETE 701 70 1 – HIGH VOLT VOLTAGE AGE

MODUL

NO DAN PENYATAAN TUGASAN

OBJEKTIF PENCAPAIAN AKHIRAN

NO KOD

NAMA PELAJAR 

INSTALLATION 1

3. PERFORM POLARITY TRANSFOM TRANSFOMER ER TEST

1. Expla! Expla! "p "p#$% #$%$a&'! $a&'! a!( )# )#$&'* $&'* + +*',p *',p ' '! ! !a-# !a-#  pla&#. 2. 3. . .

I(#!& I(#!&% % #! #!( ( p' p'!& !& '% &&*a!" *a!"%'*%'*-#*. #*. /"&! /"&!+, +," " &*a &*a!"% !"%'*'*-#* #* &ap &app! p!+. +. Appl Appl  &# &#"& "& ##, ,p p-# -#!& !& P#*%'*P#*%'*- &#"& &#"& &* &*a!" a!"%'*%'*-#* #* p'la p'la*& *&. .

ETE 701

TARIKH :

 

KUMPULAN

MARKA H

PENGENALAN TRANSFORMER(ALATUBAH)

T*a!"%'*-#*4Ala&,5a a(ala "a&, ala& (-a!a a!a (+,!aa! (ala- -#!aa! (a! -#!,*,!a! V' V'l&a! A*," Ula!+ Al 4 A8. Ala& ! (pa"a!+ ( p#!$a9a!+ p#-5aa+a! ,!&, -#!(apa&a! &aap )'l&a! a!+ (p#*l,a! 'l# p#!++,!a 5a+ -#!al,*a! 5#ala! #l#&* #pa(a p#!++,!a p#!++,!a -#!+,& ##!(a a!+ (-''!

FUNGSI ALATUBAH ALATUBAH

Ala&,5a 5#*%,!+" ,!&, -#!aa! a&a, -#!,*,!a! )'l&a! -#!+,& ##!(a a&a,p,! #p#*l,a!  5a+ "#",a&, ""&#-.

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:a+ ala&,5a a!+ -#!aa! )'l&a! p,la a(ala "#lal,!a (+,!aa! pa(a ""&# p#!+a!&a*a! (-a!a p#!al,*a! p#!al,*a! &#!a+a -#!++,!aa! )'l&a!  a!+ a!+ *#!(a 5a+ ;a*a a!+  ;a, aa! -#!#5a5a! 5a!a 5a!a #la!+a! &#!a+a (ala- p*'"#" p#!+a!&a*a!. p#!+a!&a*a!. Ol# &, ala&,5a ;#!" ! (+,!aa! (ala- p*'"#" !. 8'!&'!a (a* 8'-pa*&-#!& 4"pa(, -!a B I!"&*,$&'! %'* I!"&alla&'! a!( Op#*a&'! 4a*aa! p#-a"a!+a!

Cono!"#ono! $%& no'o $*n+,&!

 

KEBAIKAN ALAT UBAH TIGA FASA BERBANDING DENGAN ALAT UBAH SATU FASA

1

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2

K#a( K#a(aa aa! ! 5#* 5#*a& a& a! a!+ + ,* ,*a! a!+ + (a! (a! p#! p#!##-pa pa&a &a! ! a9 a9a" a"a! a! a a!+ !+ # #$ $l. l.

3

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

S S"&# "&#- p#! p#!+a +a9a 9ala la! ! "#p# "#p#*& *& 5a" 5a" 5a* 5a* "&*, "&*,$& $&,* ,*#= #= "9 "9&$ &$ +# +#a* a* a(a a(ala la  "#!a "#!a!+ !+ 5a 5a+ + ala& ,5a &+a %a"a.



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KEBURUKAN

1.

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U3.&n %.& *,& / &n$& *&n-

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Apa5la Apa5 la 5#ala! 5#ala! (5#*a! # 5#l&a! 5#l&a! )'l&a! )'l&a! *#!(a *#!(a &,= %l, 5a"a aa! &#*a"l (ala- &#*a". K#la!+a! 5#" aa! 5#*la,. K#la!+a! ! ($a&a&a! 'l# -#&#* 9a&&. Nla #la!+a!  5#" ! a(ala -ala* "a-a a(a "#-a"a 5#*5#5a! p#!, a&a, &(a.

M#&#* a-pa* ! (&,+a"a! -#!,a& a*," &a!pa 5#5a!. Ia 5a"a!a 2 D !++a 10 D a(a*a! a*," 5#5a!. K#la!+a! ,p*,- ( 5#l&a! ,&a-a &#*lal, #$l (a! 5'l#la (a5aa! (a! &(a a(a "#5a*a!+ "# 5a*a!+ #la!+a! ,p*,- ( 5#l&a! "#,!(#*.

 

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JENIS DAN KAEDAH UJIAN PENGUBAH PENGUBA H KUASA AGIHAN DAN TIGA FASAFASA-

:#5#*apa ,;a! p#*l, (;ala!a! ,!&, -#-a"&a! "#",a&, p#-a"a!+a! a&a,p,! ala& 5#&,l@  5#&,l "#la-a& "#-a"a (+,!aa!. ala, ala, 5a+a-a!ap,!= ,;a!@,;a! ! &(ala -#!;a-! "#",a&, p#-a"a!+a! a&a, ala& &, "#la-a& "#pa!;a!+ aa&. Ol# #*a!a &, a p#*l, (,; "#-,la (a* "#-a"a # "#-a"a -#!+,& &#-p' a!+ (##!(a ",paa "#5a*a!+ 5aaa (apa& (#laa!. A!&a*a ,;a!@,;a! a!+ a!+ p#*l, (la,aa! a(ala?

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U3.&n P*n*&&n

 

U;a! p#!#5a&a! p#*l, (la,a! # a&a" p p#!+,5a #!+,5a ,!&, -#!#!&,a! p#!+,5a &#*"#5,&

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U3.&n K*,,&n

  U;a! #,&,5a! #,&,5a! p#*l, (la,a! # a&a" p#!+ p#!+,5a ,5a 5a+ -#!#!&,a! p,!$a@p,!$a a&a, &#*-!al pa(a p#!+,5a ( "a-5,!+ #pa(a 5aa+a! a!+ 5#&,l. :a+ p#!+,5a "a&, %a"a ,;a! #,&,5a! (la,a! 5a+ -#!#!&,a! 5aa+a! p*-#* (a! "#,!(#* "#*&a &#*-!al  p#!+al* (,p (a! !#,&*al.

:a+ p#!+,5a 3 %a"a= ,;a! #,&,5a! (la,a! 5a+ -#!#!&,a! 5aa+a! p*-#* (a! "#,!(#* -#!+,& "a-5,!+a! &#*"#(a pa(a p#!+,5a &#*"#5,&. /#!+a! ;,-la p,!$a@p,!$a a&a, &#*-!al= &a (apa& &#!&,a! "a-a(a p#!+,5a &#*"#5,& ( "a-5,!+ "#$a*a 5!&a!+ –  (#l&a a&a, 5'l# ( "a-5,!+ "#!(* "a-a(a 5!&a!+ a&a, (#l&a. U;a! ! ;,+a 5a+ -#!#!&,a! p#!+al* -#*a= ,!!+ (a! 5*, 5a+ "a-5,!+a! (#l&a (a! -#*a= ,!!+= 5*, "#*&a !#,&*al 5a+ "a-5,!+a! 5!&a!+.

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SOALAN :

1. Nyatakan ciri-ciri binaan pengubah tiga fasa. 2. Nyatakan kebaikan pengubah tiga fasa berbanding satu fasa. 3. Nyatakan jenis-jenis sambungan pengubah kuasa agihan tiga fasa ? 4.Terangkan di manakah selalunya alatubah jenis-jenis di baah biasa digunakan! a" #e #enis nis sambun sambunga gan n bint bintan ang-b g-bin intan tang g b" #eni #enis s sam sambu bung ngan an $ $c% c%tt tts s &.'ukiskan litar alatubah sambungan bintang-delta? (.)enapakah alatubah sukar disejukan berbanding dengan mesin-mesin elektrik yang lain? *. +agi pengubah yang melebihi &,,) kaedah penyejukan tambahan perlu dibuat. Terangkan Terangkan bagaimanakah kaedah itu dibuat? /. Nyatak Nyatakan an simb% simb%l-s l-simb imb%l %l ya yang ng bia biasa sa diguna digunaka kan n da dalam lam sis sistem tem penye penyejuk jukan an dan dan ter teran angka gkan n maknanya?

 

0. Nyatakan kelebihan minyak sebagai media penyejukan berbanding dengan udara? 1,. $ebuah pengubah mempunyai &,, lilitan di belitan utama dan &, di belitan pendua. )irakan! a. b. c.

r rus us di be beli lita tan n pen pendu dua a jika jika ar arus us masu masuka kan n 1, mp. mp. %lta ltan di di bel belit ita an u uta tama ma jika jika ku kuas asa a 1,, 1,, at att. %ltan di b be elitan pendua.

11. $ebuah pengubah 1,) mempunyai kehilangan besi &,, att dan kehilangan )uprum (,, att pada fakt%r kuasa ,./&. )irakan kecekapan pengubah ini pada. i" ii "

beban penuh tiga per empat be beban penuh.

RUJUKAN :

:,, P#-a"a!+a! (a! P#!#!++a*aa! El#&*. E(" K#(,a. A:/. SAMA/ HANIF M,a ",*a& 31 !++a 3J. K#*&a" P#!#*a!+a! (B01"05"06"LE"IS) I!"&&,& La&a!