k e t k a r P a jr e K r a n i m e S h a l a k a M 3 T I N U K O R O L K A B M A T U T L P A D A P R O T A R E N E G I S A T I S K E M E T S I S G N A R A M E S P B U R E W O P A I S E N O D N I . T P a k i h d r a h a M s a m i h D .1 , rI . eT joSukmadi ,MT2 1Mahasiswadan2DosenJ urusanTeknikElekrto ,Fakutla sTeknik ,Universtia sDiponegoro r P . l J of .Sudhatro ,Tembalang ,Semarang,I ndonesia k a rt s b A k a l o b k ir ts il i g r e n e i d a j n e m k i n a k e m i g r e n e i s r e v n o k g n e m n o r k n i S r o t a r e n e G -bailk secara k ir ts il i g r e n e n a k g n a d e s , r o t o m r a t u m e m g n a y a l u m k a r e g g n e p i r a d l a s a r e b k i n a k e m i g r e n E . k it e n g a m o r t k e l e k li s a h i d an dar iprose sinduks ielektromagneitk yang tejradi pada kumparan-kumparan tsato .r Penggunaan iska t s u r a a y n r a s e b a n e r a k n a h a m e l e k i a y n u p m e m r o t a r e n e g r o t o r e k i s a ti s k e s u r a n a k r u l a y n e m k u t n u g n ir p il s u a t a c e k f it a l e r g n a r a t a k is a d a p n a k r il a i d u p m a m g n a y li .Untukmengatas iketerbatasan iska tarang ,digunakan is tsem .) n o it a ti c x e s s e l h s u r b ( t a k is n a k a n u g g n e m a p n a t is a ti s k e t u b e s i d a m a tr e p t a u g n e p r o t a r e n e G u ti a y ) n o it a ti c x E s s e l h s u r B ( t a k is a p n a t is a ti s k E m e ts is a jr e k p is n ir P n e p r o t a r e n e g n a d r e ti c x e t o li p gua tkedua disebu tmain exctie r(pengua tutama) .Main exctie radalah generato r k a l o b s u r a -bailk dengan kutub pada tsatornya .Roto rmenghaslikan aru sbolak-bailk disearahkan dengan dioda a t u r o t a r e n e g n a g n e d s o r o p u t a s ( r e ti c x e n i a m s o r o p a d a p r a t u p r e b g n a y ma) . . r o t a r e n e g a d a p i s a ti s k e m e ts y s a y n t a p e t ,r o t a r e n e g g n a t n e t r a j a l e b n i g n i s il u n e p , i n i k e t k a r p a jr e k m a l a D a r a p ,i n i n a r o p a l n a g n e D maha isswa dapa tbelaja rjeni s isstem ekstias i yang beke jra pada generato rdan s ir a d n a a r a h il e m e p i u h a t e g n e m i tsemekstia ist ersebu.t a K takunci :Generato risnkron, Si tsemekstia ist anpa iskat N A U L U H A D N E P . I g n a k a l e B r a t a L 1 . 1 ti n U r e w o P a i s e n o d n I . T P Bisni sdan g n a r a m e S U T L P ) P B U ( n a ti k g n a b m e P k e t k a r P a jr e K t a p m e t i a g a b e s h il i p i d i n i n a a h a s u r e p a n e r a k n a g n a p a L menjadi g n a y n a ti k g n a b m e p n a a h a s u r e p u t a s h a l a s n a g n u a n h a w a b i d g n a b a c k a n a n a k a p u r e m r e P usahaan List irk Negara (PLN )dan telah g n a y n a ti k g n a b m e p i g o l o n k e t n a k p a r e n e m n a g n e d n a k it k u b i d i n I . h i g g n a c p u k u c a d a g n a y n a ti k g n a b m e p i s a k if i s r e v i d a y n a d a a i s e n o d n I i d na tara lain , Pusat Lisrtik t a s u P , ) A T L P ( r i A a g a n e T List irk Tenaga P T L P ( i m u B s a n a P B) ,Pusa tList irk Tenaga s a G a g a n e T k ir t s i L t a s u P , ) U T L P ( p a U a s u P , ) G T L P ( tList irk Tenaga Ga sdan Uap a s u P n a d ) U G T L P ( tList irk Tenaga Diese l .) D T L P ( n a u j u T 2 . 1 i u h a t e g n e M jenis-jeni spemeilharaan t a a s a d a p ) i s a ti s k e ( n a t a u g n e p m e t s i s i d t a p a d r e t g n a y l u o h r e v o PLTU Tambak P B U 3 t i n U k o r o L Semarang. h a l a s a M n a s a t a b m e P 3 . 1 g n a t n e t n a s a h a b m e P Sistem Ekstias i g n a y r o t a r e n e G a d a p akan djielaskan lebih n e n o p m o k g n a t n e t m a l a d -komponen Sistem a y n i s g n u f a tr e s e b r o t a r e n e G a d a p i s a ti s k E s i n e j n a d -jeni spemeilharaan suatu Sistem n a k a n u g i d g n a y r o t a r e n e G a d a p i s a ti s k E n a ti k g n a b m e p m e t s i s m a l a d ilst irk pada r e w o P a i s e n o d n I . T P k o r o L k a b m a T U T L P . g n a r a m e S P B U . I I GENERATORSINKRON t a r e n e G o rSinkron merupakan jeni s n a k li s a h g n e m i s g n u f r e b g n a y k ir t s il n i s e m k a l o b n a g n a g e t -bailkdengancaramengubah i g r e n E . k ir t s il i d a j n e m s i n a k e m i g r e n e g n a y r o t o r n a r a t u p i r a d h e l o r e p i d s i n a k e m e m ir p ( a l u m k a r e g g n e p h e l o n a k a r e g i d il i g r e n e n a k g n a d e s , ) r e v o m st irk diperoleh g n a y k it e n g a m o rt k e l e i s k u d n i s e s o r p i r a d . a y n r o t o r n a d r o t a t s n a r a p m u k a d a p i d a jr e t i s i n if e d n a g n e d n o r k n i S r o t a r e n e G a w h a b a n k a m i a y n u p m e m , a y n n o r k n i s n o r k n i s a y n n a k li s a h i d g n a y k ir t s il i s n e u k e r f .t u b e s r e t r o t a r e n e g s i n a k e m n a r a t u p n a g n e d
n a ti l e b i r a d i ri d r e t n o r k n i s r o t a r e n e g r o t o R n a k a h a r a e s s u r a i a l p u s n a g n e d n a d e m r a t u p i d g n a y t e n g a m n a d e m n a k li s a h g n e m n a g n e d a m a s g n a y n a t a p e c e k n a g n e d a r a t n a n a g n u b u H . r o t o r r a t u p n a t a p e c e k i s n e u k e r f n a g n e d n i s e m a d a p t e n g a m n a d e m r o t a t s a d a p k ir t s il dtiunjukanolehpersamaan : i n i h a w a b i d f : a n a m i D =Frekuens iilst irk( Hz) ns =Kecepatans inkronmedan t e n g a m /kecepatanputa r ) m p r ( r o t o r P =J umlahkutub n o r k n i S r o t a r e n e G n e n o p m o K i s r e v n o k g n e m n o r k n i S r o t a r e n e G i g r e n e i d a j n e m k i n a k e m i g r e n e ilst irkbolak i g r e n E . k it e n g a m o rt k e l e a r a c e s k il a b g n a y a l u m k a r e g g n e p i r a d l a s a r e b k i n a k e m k ir t s il i g r e n e n a k g n a d e s , r o t o m r a t u m e m i s k u d n i s e s o r p i r a d n a k li s a h i d a d a p i d a jr e t g n a y k it e n g a m o rt k e l e n a r a p m u k -kumparans tato .r r a b m a G 2.1 Konsrtuks iGenerato rSinkron n o r k n i s r o t a r e n e g m u m u a r a c e S . a r a d u h a l e c n a d , r o t o r , r o t a t s s a t a i ri d r e t r o t a r e n e g i r a d n a i g a b n a k a p u r e m r o t a t S h a l a d a r o t o r n a k g n a d e s m a i d g n a y n o r k n i s n a k k a t e li d a n a m i d r a t u p r e b g n a y n a i g a b s u r a h e l o i a l p u s i d g n a y n a d e m n a r a p m u k ir a d h a r a e s ekstier .Celahudaraadalahr uang .r o t o r n a d r o t a t s a r a t n a . 1 . 2 Stator i s k u rt s n o K stato r yatiu sebaga i : t u k ir e b r a b m a G 2.2 Konsrtuks iStatorGenerato rSinkron n e n o p m o k a p a r e b e b i r a d i ri d r e t r o t a t S : u ti a y , a m a t u . a RangkaStator r o t a t S a k g n a R merupakan rumah r a k g n a j it n i a g g n a y n e m g n a y ) a k g n a r e k ( r o t a r e n e g . b Inits tator i s a n i m a l ir a d t a u b r e t r o t a t s i t n I -laminas i k it e n g a m i s e b u a t a n a r u p m a c a j a b r o t a t s a k g n a r e k g n a s a p r e t s u s u h k . c Alur( slot )dangigi t a p m e t n a k a p u r e m i g i g n a d r u l A r a p m u k n a k k a t e l e m an stator . Ada 3 h a g n e t e s , a k u b r e t u ti a y r o t a t s r u l a k u t n e b p u t u tr e t n a d , a k u b r e t . d KumparanStator( kumparanj angkar) i r a d t a u b r e t a y n a s a i b r a k g n a j n a r a p m u K i n i n a k a p u r e m i n i n a r a p m u K . a g a b m e t l g g a y n l u b m it t a p m e t n a k a p u r e m .i s k u d n i . 2 .2 Rotor g a d a p r o t o R enerato r merupakan n a r a p m u k n a k t a p m e n e m k u t n u n a i g a b n a d e m n a r a p m u K . i s a ti s k e t i n g a m n a d e m r u l a a d a p n u s u s i d t u b e s r e t t i n g a m -alu rint i n a r a p m u k a d a p a li b a p a a g g n i h e s , r o t o r i s e b n a k a a k a m ) C D ( h a r a e s s u r a i ri l a i d t u b e s r e t b u t u k k u t n e b m e m -kutub magni tutara dan . n a t a l e s a d a p n o r k n i s r o t a r e n e g a d a p r o t o R k it e n g a m o rt k e l e h a u b e s h a l a d a a y n r a s a d r o t o r t e n g a m n a d e m b u t u K . r a s e b g n a y ) l o j n o n o m b u t u k ( e l o p t n e il a s a p u r e b t a p a d .) s r e d n il i s b u t u k ( e l o p t n e il a s n o n n a d
r a b m a G 2.3 Konsrtuks iRoto rGenerato rSinkron i r a d i ri d r e t r o t o R 3 komponenutamayatiu : . a SilpRing g n a y m a g o l n i c n i c n a k a p u r e m g n i R p il S n a k h a s i p i d i p a t e t r o t o r s o r o p i r a k g n il e m n a r a p m u k l a n i m r e T . u t n e tr e t i s a l o s i h e l o i n i g n ir p il s e k n a k g n a s a p i d r o t o r e k g n u s g n a l n a k g n u b u h i d n a i d u m e k s s u r a r e b m u s earah. . b KumparanRotor( kumparanmedan) g n a y r u s n u n a k a p u r e m n a d e m n a r a p m u K m a l a d a m a t u n a n a r e p g n a g e m e m n a r a p m u K . t e n g a m n a d e m n a k li s a h g n e m r e b m u s i r a d h a r a e s s u r a t a p a d n e m i n i . u t n e tr e t i s a ti s k e . c Poro sRotor t a p m e t n a k a p u r e m r o t o r s o r o P n a r a p m u k n a k k a t e l e m medan , dimana k u t n e b r e t h a l e t t u b e s r e t r o t o r s o r o p a d a p t o l s -slo t secara parale lterhadap poro s .r o t o r n o r k n i S r o t a r e n e G a j r e K p i s n i r P i d n a k k a t e li d g n a y n a d e m n a r a p m u K i s a ti s k e r e b m u s n a g n e d n a k g n u b u h i d r o t o r h a r a e s s u r a i a l p u s n e m n a k a g n a y u t n e tr e t e t rhadap kumparan medan .Dengan adanya n a r a p m u k i u l a l e m r il a g n e m g n a y h a r a e s s u r a g n a y s k u lf n a k l u b m i n e m n a k a n a d e m . p a t e t h a l a d a u t k a w p a d a h r e t a y n r a s e b g n a y ) r e v o M e m ir P ( a l u m k a r e g g n e P a r e g e s r o t o r n a g n e d l e p o k r e t h a d u s b n a k a r o t o r a g g n i h e s n a k i s a r e p o i d erputa r n a g n e d i a u s e s u t n e tr e t n a t a p e c e k n a g n e d . n a k p a r a h i d g n a y s u g il a k e s t u b e s r e t r o t o r n a r a t u p r e P g n a y t e n g a m n a d e m r a t u m e m n a k a n a d e M . n a d e m n a r a p m u k h e l o n a k li s a h i d n a k a , r o t o r a d a p n a k li s a h i d g n a y r a t u p r a k g n a j n a r a p m u k a d a p n a k i s k u d n ii d m u k a g g n i h e s paran j angka ryang t e lretak d i g n a y k it e n g a m s k u lf n a k li s a h i d n a k a r o t a t s h a b u r e b -ubah besarnya seitap waktu . g n a y k it e n g a m s k u lf n a h a b u r e p a y n a d A n a k a n a r a p m u k u t a u s i p u k g n il e m g n u j u a d a p i s k u d n i l g g n a k l u b m i n e m -ujung t u b e s r e t n a r a p m u k n i s r o t a r e n e g k u t n U kron 3 phasa , g n a y r a k g n a j n a r a p m u k n a k a n u g i d m a l a d n u s u s i d g n a y r o t a t s i d n a k t a p m e ti d n a r a p m u k n a n u s u s a g g n i h e s , u t n e tr e t k u t n e b n a k a n a i k i m e d e s g n a y r a k g n a j a d a p i s k u d n i n a g n a g e t n a k ti k g n a b m e m a y n r a s e b g n a y r a k g n a j n a r a p m u k a g it e k a s a f a d e b r e b i p a t a m a s 1200 satu sama l ain . n a r a p m u k l a n i m r e t a g it e k u ti h a l e t e S k u t n u n a k i s a r e p o i d p a i s r a k g n a j k ir t s il i g r e n e n a k li s a h g n e m a d a P i s a ti s k E m e t s i S GeneratorSinkron m e t s i s h a l a d a i s a ti s k e m e t s i S a d a p n a t a u g n e p i a g a b e s C D k ir t s il n a k o s a p e s u a t a k ir t s il r o t a r e n e g baga i pembangki t r o t a r e n e g u t a u s a g g n i h e s , t e n g a m n a d e m n a g n e d k ir t s il i g r e n e n a k li s a h g n e m t a p a d r o t a r e n e g n a r a u l e k n a g n a g e t r a s e b . a y n i s a ti s k e s u r a a y n r a s e b a d a p g n u t n a g r e b g n a y m e t s i s n a k a p u r e m i n i m e t s i S n a d k ir t s il n a ti k g n a b m e p s e s o r p a d a p l a ti v p a d a p erkembangannya , sistem Ekstias i n a k a d e b i d t a p a d i n i k ir t s il r o t a r e n e g a d a p : u ti a y , m a c a m 2 i d a j n e m . 1 Sistem Ekstias i dengan menggunakan ) n o it a ti c x e h s u r b ( t a k i s r a b m a G 2.4 Sistemekstias idengans ikat
n a k a n u g g n e m i s a ti s k E m e t s i S a d a P l a s a r e b a y n k ir t s il a g a n e t r e b m u s , t a k i s u a t a ) C D ( h a r a e s s u r a r o t a r e n e g i r a d g n a y ) C A ( k il a b k a l o b s u r a r o t a r e n e g u l u h a d h i b e lr e t n a k h a r a e s i d dengan . r e if it c e r n a k a n u g g n e m k ir t s il r e b m u s n a k a n u g g n e m a k i J C A r o t a r e n e g i r a d l a s a r e b g n a y k ir t s il t e n g a M t n e n a m r e P n a k a n u g g n e m u a t a a y n t e n g a m n a d e m ) G M P ( r o t a r e n e G i r a m e l m a l a D . t n e n a m r e p t e n g a m h a l a d a k a l o b s u r a k ir t s il n a g n a g e t , h a r a e y n e p a b u i d k il a b h atau disearahkan menjad i l o rt n o g n e m k u t n u h a r a e s s u r a n a g n a g e t n i a m ( a m a t u r e ti s k e n a d e m n a r a p m u k .) r e ti c x e i s a ti s k E s u r a n a k ri l a g n e m k u t n U r o t a r e n e g r o t o r e k r e ti c x e n i a m i r a d , g n a r a t a k i s n a d g n ir p il s n a k a n u g g n e m g n a y s u r a n a r u l a y n e p a g u j n a i k i m e d r e b asa ldar iplio texctie rkemainexctier. . 2 Sistem Ekstias i tanpa sika t (brushles s .) n o it a ti c x e r a b m a G 2.5 SistemEkstiasit anpas ikat g n ir p il s u a t a t a k i s n a a n u g g n e P r o t o r e k i s a ti s k e s u r a n a k r u l a y n e m k u t n u a n e r a k n a h a m e l e k i a y n u p m e m r o t a r e n e g n a k ri l a i d u p m a m g n a y s u r a a y n r a s e b k u t n U . li c e k f it a l e r g n a r a t a k i s a d a p , g n a r a t a k i s n a s a t a b r e t e k i s a t a g n e m s i s n a k a n u g i d tem eks tias i tanpa s s e l h s u r b ( t a k i s n a k a n u g g n e m .) n o it a ti c x e a p n a t i s a ti s k e m e t s i s n a g n u t n u e K s s e l h s u r b ( t a k i s n a k a n u g g n e m : h a l a d a n i a l a r a t n a , ) n o it a ti c x e . 1 Energ i yang dipe lrukan untuk a m a t u s o r o p i r a d h e l o r e p i d i s a ti s k E a y n n a l a d n a e k a g g n i h e s , )t f a h s n i a m ( i g g n it . 2 Biaya perawatan berkurang karena t a k i s a p n a t i s a ti s k E m e t s i s a d a p t a p a d r e t k a d it ) n o it a ti c x e s s e l h s u r b ( . g n ir p il s n a d r o t a t u m o k , t a k i s . 3 Pada sistem Ekstias i tanpa sika t i d a jr e t k a d it ) n o it a ti c x e s s e l h s u r b ( a y n t a k e l e m a n e r a k i s a l o s i n a k a s u r e k k u b e d arbonpadaf arnishakibats ika t . g n a r a . 4 Mengurang i kerusakan (rtouble ) ) e r e f s o m t a d a b ( k u r u b a r a d u t a b i k a n a k t a p m e ti d n a t a l a r e p a u m e s b a b e s p u t u tr e t g n a u r a d a p . 5 Selama operas i itdak dipe lrukan a g g n i h e s , t a k i s i t n a g g n e p i s a r e p o n a l a d n a e k n a k t a k g n i n e m e b t a p a d lrangsung teru spada waktu . a m a l g n a y . 6 Pemutu smedangenerator( Generato r n a d r o t a r e n e g d l e if , ) r e k a e r b d l e if k a d it l e b a k u a t a r e ti c x e s u b i g a l n a k u lr e p i d . 7 Biaya pondas i berkurang , sebab u a t a r e ti c x e s u b n a d a r a d u n a r u l a i s a d n o p n a k u lr e m e m k a d it l e b a k r a b m a G 2.6 SistemExctiacyt anpas ikat r a b m a g n a g n a r e t e K E M :MainExctier G M :MainGenerator E P :Plio tExctier R V A A : utomaitcVotlage r o t a l u g e R V :TeganganGenerator C A :AtlernaitngCurrent( aru s ) k il a b k a l o b C D :Driec tCurrent( aruss earah)
I I I ANALISIS PEMELIHARAAN T A K I S A P N A T I S A T I S K E M E T S I S U T L P I D R O T A R E N E G A D A P K O R O L K A B M A T 1 . 3 PeralatanYangdigunakan U T L P i d a m a t u r o t a r e n e g e t a l p e m a N : u ti a y g n a r a m e S 3 t i n U k o r o L k a b m a T A V K 0 0 0 . 0 5 2 itpeMB-jr aitngt eru s s u r e n e m tl o V 0 0 0 . 8 1 tekanan3,16kg/cm e r e p m A 9 1 0 . 8 beltianStato rY F P 0 8 , 0 Teganganpengua t375V e s a F 3 aru smedan3035Ampere z H 0 5 kelasisolasij angka rB m p r 0 0 0 . 3 kelasi solas imedanB b u t u k 2 tg lAp ir l1981 n o it a ti c x E s s e l h s u r B t a u g n e p e t a l p m a N r o t a r e n e G : a y a D 1.300KW raitngt eru smenerus 375Votl kelasi solas iB e r e p m A 7 6 4 . 3 ser i79F12310 n a r a t u P 3.000r pm gt lAp ir l1981 2 . 3 Brushles sExctia iton e p it u t a u S pengaturan brushgea /r r o t o r k u t n u g n ir p il s generato rdiilha tpada r a b m a g 3.1 .banyak sika t(brushes )haru s n a a n u g g n e p k u t n u g n ir p a it a d a p g n a s a p i d 0 0 0 5 u ti a y ( r a s e b r o t a n r e tl a i r a d i g g n it s u r a a d a p e r e p m A atlernato r500 MW) .Ha lin i n a a r a h il e m e p m e l b o r p n a k b a b e y n e m t a p a d t a k i s n a u r a b m e p , i p a a g n u b a n e r a k -sika t t a k i s s a g e p n a l e t e y n e p , n a i a k a m e p a n e r a k u t a u s u ti a n e r a k h e l O . a y n i a g a b e s n a d u ti a y , n a k g n a b m e k i d h a l e t i s a ti s k e m e t s i s r p il s n a k g n a li h g n e m n a g n e d ing dan m e t s i s n a g n e d i t n a g i d n a d , r a e g h s u r b l a n e k i d g n a y T A K I S A P N A T I S A T I S K E . ” N O I T A T I C X E S S E L H S U R B “ n a g n e d r a b m a G 3.1SilpRingdanBrushgear t i n u n a k a p u r e m r o t a r e n e g i s a ti s k e m e t s i S r o t a r e n e g n a r a u l e k n a g n a g e t i l a d n e g n e p r a t n a i s g n u f i a y n u p m e m g n a y al ain : . a Mengatu r tegangan keluaran . )l i b a t s ( n a t s n o k p a t e t r a g a r o t a r e n e g . b Mengatu rbesarnyadayar eaktfi . . c Memperitngg i kapas tia s daya n a r u l a s ) y ti c a p a c g n i g r a h c ( n a t a u m e p n a g n e d n a b e b a p n a t i s i m s n a rt .i s a ti s k e n a k il a d n e g n e m . d Menekan kenaikan tegangan pada .) n o it c e j e r d a o l( n a b e b n a g n a u b m e p . e Menaikkan bata s daya stablitia s . n a h il a r e p i a y n u p m e m a n e r a K fungs i sepe tr idiatas , s a k a m istemekstias iharu smempunyais fia t : n i a l a r a t n a . a Mudahdikendailkan . b Dapa tmengendailkandengans tabli . . c Mempunya irespon /tanggapan yang .t a p e c . d Tegangan yang dikendailkan haru s g n a y n a g n a g e t n a g n e d a m a s . n a k n i g n ii d t a k i s a p n a t i s a ti s k e m e t s i s r a s a d p i s n ir P : t u k ir e b r a b m a g a d a p n a k t a h il r e p i d
r a b m a G 3.2 Blokdiagrams sstemekstiasit anpas ikat r a b m a g i r a D diatasterilha tPMG ,AC r o t a r e n e G n i a M r o t o r n a g n e d r e ti c x E a li b a g g n i h e S . s o r o p u t a s a d a p a d a r e b , r a t u p r e b ) n i b r u t( a l u m k a r e g g n e p l u b m it n a k a G M P r o t a t s n a r a p m u k n e n a m r e p t e n g a m i r a d t a b i k a n a g n a g e t a d a p n a k h a r e s i d a y n t u j n a l e s , r a t u p r e b g n a y g e t r u t a g n e p ( r o t a l u g e r e g a tl o v angan staits ) . r e ti c x E C A r o t a t s m a l a d n a k r u l a s i d k u t n u k a l o b n a g n a g e T -bailk yangdihaslikanpada g n it a t o r m a l a d n a k h a r a e s i d r e ti c x E C A t a u g n e p i a g a b e s n a k a n u g i d k u t n u r e if it c e r a k a M . r o t a r e n e g n i a m r o t o r a d a p ) i s a ti s k e ( i c i n i i tr e p e s i s a ti s k e m e t s i s a d a p ncin dan . n a k a n u g i d k a d it g n a r a t a k i s n e n o p m o K komponenda irbrushless a p n a t i s a ti s k e m e t s i S ( m e t s y s n o it a ti c x e )t a k i s antaral ain: . 1 ACExctier . . 2 RotaitngRecit ife .r . 3 Permanen tMagne tGenerator . . 4 Pengatu rTeganganStaits( Regulator) . . 5 Pane lEkstier 3 . 3 Macam Pemeilharaan Brushles s n o it a ti c x E , n it u r n a a r a h il e m e p n a a n a s k a l e P t a r u s n a g n e d i a u s e s n a k a n a s k a li d n a a jr e k e p k u t n u u ti a y , t a s u P N L P i r a d n a r a d e , n a u g g n i m n it u r n a a r a h il e m e p n a a n a s k a l e p g n a j n u n e m t a fi s r e b g n a y , n a n u h a t , n a n a l u b b n a t a l a r e p i r a d i s a r e p o ersangkutan . k u t n u k i d o ir e p n a a s k ir e m e p n a k g n a d e S i d a j n e m i g a b i d t i k g n a b m e p 2 kategor i : u ti a y , n a a s k ir e m e p . 1 Peme irksaan peirodik sederhana (simple ) n o it c e p s n i n a k a p u r e m i n i n a a r a h il e m e p s i n e J p a d a h r e t n a k u k a li d g n a y n a a s k ir e m e p t a l a -ala t bantu , kekerasan baut , gland n a it n a g g n e p n u p u a t a a p m o p l a e s t a fi s r e b g n a y n a g n ir g n a y n a t a l a r e p n i s e m h a l e t e s n a k a n a s k a li d , n a k i a b r e p . m a j 0 0 0 . 8 a m a l e s i s a r e p o r e b l e b a T 3.1SimpleI nspeciton n a d k o p m o l e K ProgramStandar n a t a l a r e P r e ti c x e s s e l h s u r B r o t o R . a - Peirksakelonggaran beban penyeimbang. r a t u p a d o i D . b - Peirksas ekeirngnya. (diodawheel) - Peirksakerusakandanper ubahanbentukdar iujung penghanta rl(ead.) - d aBeirrsroihdkaannyab.agiandalam n a l a t n a B . c - Peirksai katan /kelonggaran b -autbau tpadabagianl uar cicinbantalan. r o t a r e n e G C . A . d - Peirksakerusakan,r etak atauputusnyaujungpeng- hanta rphasa. - Peirksat ahanani solasi kumparanmedan. - Peirksabau tpengencangnya - Peirksacelahantaras tator danr oto .r r o t a r e n e G . e - Peirksai solasis tato .r magnti - Peirksabau tpengencangnya permanen . 2 Peme irksaan pe irodik sedang (mean ) n o it c e p s n i i t u p il e m i n i n a a r a h il e m e p s i n e J h r e d e s n a a s k ir e m e p ana dtiambah n a l a t n a b p a d a h r e t n a a s k ir e m e p -bantalan , n a t a l a r e p g n it t e s , n i b r u t , r o t a r e n e g n a k a n a s k a li d g n ir a e b n a it n a g g n e p
o N Patr Fo(rKwWa)r dRe(MveWsr) eFor(wVa)r dRe(vVe)sr ePatr Fo(MrwWa)r dR(eMveWsr) eFor(wV)ar dRe(vVe)sr e 1 U1 - - 03.3 ∞ U'1 - - 03.5 ∞ 2 U2 - - 03.6 ∞ U'2 - - 03.6 ∞ 3 U3 - - 03.6 ∞ U'3 - - 03.6 ∞ 4 U4 - - 03.5 ∞ U'4 - - 03.6 ∞ 5 U5 - - 03.5 ∞ U'5 - - 03.6 ∞ 6 U6 - - 03.5 ∞ U'6 - - 03.6 ∞ 7 U7 - - 03.5 ∞ U'7 - - 03.6 ∞ 8 U8 - - 03.0 ∞ U'8 - - 03.6 ∞ 9 V1 - - 03.0 ∞ V'1 - - 03.6 ∞ 0 1 V2 - - 03.5 ∞ V'2 - - 03.6 ∞ 1 1 V3 - - 03.5 ∞ V'3 - - 03.6 ∞ 2 1 V4 - - 03.6 ∞ V'4 - - 03.5 ∞ 3 1 V5 - - 03.6 ∞ V'5 - - 03.6 ∞ 4 1 V6 - - 03.0 ∞ V'6 - - 03.5 ∞ 5 1 V7 - - 03.6 ∞ V'7 - - 03.6 ∞ 6 1 V8 - - 03.6 ∞ V'8 - - 03.5 ∞ 7 1 W1 - - 03.5 ∞ W'1 - - 03.6 ∞ 8 1 W2 - - 03.6 ∞ W'2 - - 03.5 ∞ 9 1 W3 - - 03.0 ∞ W'3 - - 03.6 ∞ 0 2 W4 - - 03.5 ∞ W'4 - - 03.6 ∞ 1 2 W5 - - 03.6 ∞ W'5 - - 03.5 ∞ 2 2 W6 - - 03.6 ∞ W'6 - - 03.5 ∞ 3 2 W7 - - 03.6 ∞ W'7 - - 03.5 ∞ 4 2 W8 - - 03.0 ∞ W'8 - - 03.5 ∞ 0 0 0 . 6 1 a m a l e s i s a r e p o r e b n i s e m h a l e t e s . m a j Tabe l3.2 MeanInspeciton n a d k o p m o l e K ProgramStandar n a t a l a r e P e ti c x e s s e l h s u r B r r o t o R . a - Peirksakerusakan ,perubah hanbentukdankelonggaran lfdekarsi ibuejulngpenghanta r - Peirksakerusakandanke- ausanj ourna ldankopilng. - Peirksakelonggaranbeban w peeignhy)eimbang( balance d o i D . b aputa r - Peirksas ekeirngnya. (diodewhee)l - Peirksakerusakandanperu- bahanbentukujungpeng- hanta.r - Bersihkanbagianujungda- lamdairr odanya. n a l a t n a B . c - Peirksakeausanbabbi tmetal - Peirksacelahantara: a .Meta ldanporo .s b .Pbealnattai lsaonlas iporo sdan - Peirksapengamanarusporos r o t a r e n e G C . A . d - Peirksakerusakan,r etak atauputusnyaujungpeng- hanta rphasa. - Peirksakerusakandan tahanani solas ikumpar an medan. - Peirksabau tpengencangnya - Peirksacelahantaras tator danr oto .r r o t a r e n e G . e - Peirksai solasis tato .r magnti - Peirksabau tpengencangnya permanen - Peirksacelahantaramagnti (PMG) dankumparans tato .r n a d l a n i m r e T . f - Peirksakerusakandan wiirng setitngnya. 4 . 3 Pengu ijanRota itngDioda Tabe l3.3 PenguijanRotaitngDioda t a h il i d t a p a d , s a t a i d l e b a T i r a D n a r a u l e k n a g n a g e t n a ij u g n e p l i s a h a w h a b r a d i diode tersebu t itdak mengalam i , S a s a f , R a s a f a r a t n a n a k if i n g i s n a a d e b r e p i d a jr e t n a a d e b r e p n i k g n u m . T a s a f n a d ) l u a h r e v o ( n a k i a b r e p i m a l a g n e m h a l e t e s n a a n a s k a l e p m u l e b e s t a a s g n i d n a b s i d . l u a h r e v o 5 . 3 Pengukuran Tahanan Isolas iRotor -d , G M P , r o t a r e n e G anACEkstier l e b a T 3.4 DatapengukuranTahani solas ipadaRotor -r e ti s k E C A n a d , G M P , r o t a r e n e G t a h il i d t a p a d , s a t a i d l e b a T i r a D t a a s a d a p i s a l o s i n a ij u g n e p l i s a h a w h a b n a d n a a r a h il e m e p n a k a n a s k a li d m u l e b e s n a a r a h il e m e p n a a n a s k a l e p h a l e t e s i m a l a g n e m perbedaan , dimana tahanan s a i b u a t a , li c e k h i b e l n i k a m e s i s a l o s i m u l e b e s n a k g n i d n a b i d k i a b h i b e l n a k a t a k i d . n a a r a h il e m e p R O T A R E N E G TEMP R O T O R PU PV PW F1 F2 0 1 02 ie M 1 3 451M Ώ 436M Ώ 375M Ώ 317M Ώ 15.G Ώ 17.G Ώ ± C°33 01 02 i n uJ 4 0 400M Ώ 310G Ώ 534.G Ώ 224G Ώ 2. 31 G?Ώ 20.5G Ώ ±53C° G M P ACE-XCTIER E T A D
6 . 3 Pengecheckan tahanan beltian rotor r e if it c e r n a i a k g n a r i u l a l e m r e ti c x e : n a k a n u g i d g n a y t a l A r e t e m tl o V : – 10 2 V 0 r e t e m e r e p m A : 100mA h a r e s s u r a a y a d r e b m u S : – 10 20VA l e b a T 3.5 Data Pengukuran tahanan beltian roto r r e if it c e r n a i a k g n a r i u l a l e m r e ti c x e )t l o v ( V I( ampere) R( ohm) i s i s fi ti s o p 1 8,3 7 4,0 2 47 i s i s fi t a g e n 1 8,3 7 4,0 2 47 a d a k a d it , a w h a b t a h il i d t a p a D a d e b r e p an antara sis iposiit fdan negaitve a d a p n a t a b m a h n a d s u r a , n a g n a g e t k u t n u n a k u k a l e m t a a s r e ti c x e r o t o r n a ti l e b . n a r u k u g n e p N A L U P M I S E K . V I h a l e t e s l i b m a i d t a p a d g n a y n a l u p m i s e K : h a l a d a k e t k a r p a jr e k n a k a n a s k a l e m . 1 PLTU Tambak Lorok merupakan y t i k g n a b m e p angmenggunakanminyak .) li O l e u F e n ir a M ( O F M / u d i s e r . 2 Generato rSinkronmengkonvers ienerg i k a l o b k ir t s il i g r e n e i d a j n e m k i n a k e m i g r e n E . k it e n g a m o rt k e l e a r a c e s k il a b a l u m k a r e g g n e p i r a d l a s a r e b k i n a k e m i g r e n e n a k g n a d e s , r o t o m r a t u m e m g n a y a k li s a h i d k ir t s il n dar i prose s induks i a d a p i d a jr e t g n a y k it e n g a m o rt k e l e n a r a p m u k -kumparans tato .r . 3 Jeni s– jeni sSistemEkstias i : . a Sistem ekstias idengan sika t(Brush ) r e ti c x e . b Sistemekstiasit anpas ikat( Brushles s ) r e ti c x e . 4 eP meilharaan terhadap brushles s e s r e t n o it a ti c x E bu t be trujuan untuk i s a r e p o r e b u l a l e s t a p a d r a g a a g a j n e m i a u s e s n a d a n r u p m e s , k i a b n a g n e d . n a m a p a t e t n a d a y n i s g n u f n a g n e d n o it a ti c x e s s e l h s u r b n a a r a h il e m e p m a l a D i r o g e t a k ) a g it ( 3 i d a j n e m i g a b i d t a p a d i n i : u ti a y . a PemeilharaandanPembersihan . b Pemeilharaanruitn . c Perbaikan“Overhoul” . 5 Bagian – bagian pemeilharaanBrushles s : r o t a r e n e g . a Peme irksaan pe irodik sederhana ) n o it c e p s n i e l p m i s ( . b Peme irksaan pe irodik sedang (mean ) n o it c e p s n i . c Peme irksaan pe irodik se iru s(se iru s ) n o it c e p s n i A K A T S U P R A T F A D ] 1 [ wwwi.ndonesiapowe .rcoi.d ] 2 [ Tobing , Bongga s L,”Peralatan i g g n i T n a g n a g e T ” ,Jaka tra :PT , a m a t U a k a t s u P a i d e m a r G . 3 0 0 2 ] 3 [ A.S.GILL , “Elect irca l Equipmen t , ” e c n a n a t n i a M d n a g n it s e T g n i h s il b u P n o t s e R : a i n i g ri V . 2 8 9 1 , y n a p m o C ] 4 [ Lister ,“MesindanRangkaianList irk” , a r a m s A a r o l e G . T P : a tr a k a J . 3 9 9 1 , a m a t a r P ] 5 [ PT PLN , “Buku khursu s operato r N L P T P : a tr a k a J , ” U T L P n a r u l a y n e P n a d n a ti k g n a b m e P . 3 9 9 1 , t a r a B n a i g a B a w a J 6 [ ] www.google.com
