F U A D Y, R I Z K I P E R D A N A WA N (2012) O P T I MA S I P E N C A MP U R A N P A D A P E N A MB A N G A N B A U K S I T D I P T . H A R I T A P R I MA A B A D I MI N E R A L S I T E A I R U P A S K E T A P A N G K A L I MA N T A N B A R A T. Other thesis, UPN "Veteran" Yogyakarta.
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Abstract
P T H a r i t a P r i m a A b a d i M i n e r a l ( H P A M ) S i t e A i r U p a s t e r l e t a k d i D u s u n B a t a n g B e l i a n D e s a K a r y a B a r u K e c a m a t a n M a r a u K a b u p a t e n K e t a p a n g P r o v i n s i K a l i m a n t a n B a r a t . P a d a s a a t i n i P T H P A M m e m p u n y a i b e b e r a p a b l o k p e n a m b a n g a n d e n g a n l u a s a r e a s e b e s a r 3 7 . 4 2 9 H a d a n c a d a n g a n b a u k s i t s e b e s a r 9 . 0 4 9 . 8 2 1 t o n . D i m a n a p a d a s e t i a p b l o k p e n a m b a n g a n m e m i l i k i k u a l i t a s b a u k s i t y a n g b e r b e d a - b e d a . P e n a m b a n g a n m u l a i d a r i p e m b e r s i h a n l a h a n ( l a n d c l e a r i n g ) d a n p e n g u p a s a n t o p s o i l m e n g g u n a k a n a l a t b e r a t B u l l d o z e r S A N T U I D 2 3 d e n g a n b l a d e c a p a c i t y 4 , 7 m 3 , d a n p e m u a t a n ( l o a d i n g ) d i l a k u k a n m e n g u n a k a n E x a v a t o r H I T A C H I E X 4 5 0 d e n g a n b u c k e t c a p a c i t y 4 , 5 m 3 , h i n g g a p e n g a n g k u t a n m e n g g u n a k a n D u t y T r u c k H O WO d e n g a n k a p a s i t a s 4 6 , 8 t o n s e p e n u h n y a d i s e r a h k a n p a d a k o n t r a k t o r t a m b a n g y a i t u P T . J a s a A n u g r a h J a y a A b a d i ( J A J ) , P T . S i n a r B u m i S e n t o s a ( S B S ) d a n P T . M e t a E s t e t i k a G r a h a ( M E G ) d e n g a n p e r e n c a n a a n , r e k o m e n d a s i d a n p e n g a w a s a n o p e r a s i p e n a m b a n g a n d i l a k u k a n o l e h p i h a k P T . H a r i t a P r i m a A b a d i M i n e r a l S i t e A i r U p a s ( H P A M ) . T a r g e t p r o d u k s i P T H P A M a d a l a h s e b e s a r 4 5 0 . 0 0 0 t o n / b u l a n . A d a n y a p e r m i n t a a n r a t a - r a t a k o n s u m e n s e p e r t i X i n f a , C h a l c o d a n We i q i a o d e n g a n S p e s i f i k a s i b a u k s i t R e a c t i v e S i l i c a ( R - S i ) ≤ 5 % , B e s i O k s i d a ( F e 2 O 3 ) ≤ 1 6 % , S i l i c a ( S i O 2 ) ≤ 8 . 5 , d a n A l u m i n a ( A l 2 O 3 ) ≥ 5 0 % . S e h i n g g a u n t u k m e n g o p t i m a l k a n d a n m e m a n f a a t k a n c a d a n g a n b a u k s i t y a n g a d a d e n g a n s p e s i f i k a s i y a n g b e r b e d a p a d a s e t i a p b l o k p e n a m b a n g a n n y a m a k a d i l a k u k a n p e n c a m p u r a n . P e r e n c a n a a a n p e n c a m p u r a n b a u k s i t d i l a k u k a n d e n g a n m e n g g u n a k a n p r o g r a m l i n i e r m e t o d e s i m p l e k , u n t u k m e m p e r m u d a h p e r h i t u n g a n d i g u n a k a n p e r a n g k a t l u n a k k o m p u t e r Q M f o r W i n d o w s y a n g m a n a d a l a m p r o s e s p e n c a m p u r a n n y a s a n g a t d i p e r h a t i k a n k u a l i t a s m a u p u n k u a n t i t a s b a u k s i t y a n g a d a d a n s p e s i f i k a s i p e r m i n t a a n k o n s u m e n . T e k n i s p e n c a m p u r a n b a u k s i t y a n g d i l a k u k a n m e n g g u n a k a n m e t o d e c u r a h l a n g s u n g . P e n c a m p u r a n b a u k s i t t e r j a d i d i B a g e L o a d i n g C o n v e y o r . A l a t y a n g d i g u n a k a n 2 a l a t p e n u m p a h W h e e l L o a d e r K o m a t s u WA 5 0 0 d e n g a n b u c k e t c a p a c i t y 4 . 5 m 3 d a n 2 b u a h a p r o n f e e d e r ( h o p e r y a n g d i m o d i f i k a s i ) .
| Item Type: | Thesis (Other) |
|---|---|
| Subjects: | T Technology > TC Hydraulic engineering. Ocean engineering |
| Divisions: | Faculty of Engineering, Science and Mathematics > School of Chemistry |
| Depositing User: | Mr Suninto Prabowo |
| Date Deposited: | 30 May 2016 08:50 |
| Last Modified: | 30 May 2016 08:50 |
| URI: | http://eprints.upnyk.ac.id/id/eprint/2755 |
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