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1. The a c t u a l t e c h n o l o g i e s of mining hard c o a l seams do n o t a s s u r e optimum u t i l i z a t i o n of f a c t o r s p a r t i c i p a t i n g i n t h e p r o d u c t i o n p r o c e s s : n o t u t i l i z e d remain t h e p r o d u c t i o n p o s s i b i l i t i e s of s u p p o r t s a a d of developed mining f r o n t , The i n d i c a t e d f a u l t i n e s s deepens w i t h i n c r e a s e of h e i g h t of f a c e .

2, Using t h e morphological method a s e t of p r o g n o s t i c s o l u t i o n s h a s been a t t a i n e d which a s s u r e s t h e i n c r e a s e of degree of con- t i n u i t y of mining c o a l from l o n g w a l l , I t has been a s c e r t a i n e d t h a t s u i t a b l e c o n n e c t i o n s of known elements of t e c h n o l o g i c a l system

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roadways, c u t t e r - l o a d e r s , f a c e m d o u t s i d e - f a c e con- v e y o r s

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r e n d e r e d p o s s i b l e manifold i n c r e a s e of p r o d u c t i v i t y z:ld r e l i a b i l i t y of t h e work a t f a c e .

3. The h i g h e s t e f f i c i e n c y and r e l i a b i l i t y of t h e work a t f a c e i s a t t a i n e d i n t h e c a s e of u s i n g f o u r n - c u t t e r - l o a d e r mining teams and c o r r e s p o n d i n g l y h i g h number of conveyance f l i g h t s . I n t h e c a s e of u s i n g t h e a c t u a l l y e x i s t i n g i n s t a l l a t i o n s t h e most ad- vantageous i s use of f o u r one- o r t w o - c u t t e r - l o a d e r teams and

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two extreme t a i l g a t e s and one c e n t r a l t a i l g a t e , The e x i s t i n g i n s t a l l a t i o n s and machines connected i n tech- n o l o g i c a l systems a c c o r d i n g t o p r o g n o s t i c v a r i a n t s e n a b l e t h e

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o b t e n t i o n of an o u t p u t of 5000 t o 10000 tons/day from a produc- t i o n f a c e o f a l e n g t h n o t exceeding 200 m. The examples i n d i c a t e d t h e h i g h e f f i c i e n c y of proposed s o l u t i o n s , A l i m i t a t i o n f o r t h e ^I number of c u t t e r - l o a d e r s i s t h e c a p a c i t y o f conveyors,

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4. The diagrams of s e l e c t i o n of t e c h n o - o r g a n i z a t i o n a l parameters of t e c h n o l o g i c a l systems developed f o r t h e method can be u t i l i - zed i n p r a c t i c e when d e s i g n i n g new mines and new h o r i z o n s and a l s o they can be u s e f u l f o r need of planning production i n mine.

The i n d i c a t e d p o s s i b i l i t i e s of manifold i n c r e a s e o f production f a l l i n g on u n i t of f r o n t l e n g t h should c o n t r i b u t e t o more r a p i d . increments o f output i n mines being i n t h e s t a g e of construc- ^- t i o n . S i m i l a r e f f e c t s may be a t t a i n e d a l s o i n p a n e l s w i t h c o w p l i c a t e d t e c t o n i c s , s t r o n g l y i n c l i n e d o r of l o w width.

5.

The u t i l i z a t i o n o f s o l u t i o n s w i l l make s u r e about b r i n g i n g t h e c o n c e n t r a t i o n i n d i c e s n e a r e r t o t h e maximum v a l u e s and i n con- sequence o f t h e i r implementation a decided improvement w i l l be a t t a i n e d of economic i n d i c e s of hard c o a l mines. The i n c r e a s e of c o n c e n t r a t i o n degree w i l l e f f e c t a l s o s i m p l i f i c a t i o n o f s p a t i a l s t r u c t u r e o f mine. Use o f mining teams

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i n a l t e r n a t i v e s e r i e s connections

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on a r e l a t i v e l y s h o r t f r o n t makes up a model o f mine of very high e l a s t i c i t y and r e l i a b i l i t y . This i s p a r t i c u - l a r l y i m p o r t a n t f o r keeping t h e proper r y t h m i c a l pace o f produc- t i o n .

6. The development o f m u l t i p l e c u t t e r - l o a d e r mining methods r e q u i r e s e x e c u t i o n of a number o f i n v e s t i g a t i o n s f o r which t h e s u b j e c t h a s been given by way o f example i n t h e p r e s e n t paper.

POLISH EXPERIENCE I N OPERATION RESEARCH APPLICATION FOR PLANNING OF MINES AND M I N I N G REGIONS

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a t l l u c t ~ . a a l a n a l y s e s o l mine surf a c e o b j e c t s . Curreil-Liz, ui:e -

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The a p p l i c a t i o ~ l of t h e i~?rc"ormation s c i e n c e i n d e s i g n i n g a n d o f f i c e works i s a s e p a r a t e problem: i n t h i s c o n n e o - t i o n , n com- p u t e r i z e d i n f o r m a t i o n r e - t r i e v a l s y s t e m l f I X C A L I D O " h a s been d e v e l o p e d and i n t r o d u c e d . T h i s systern e n a b l e s t o g a t h e r i n - f o r m a t i o n d a t a on s e l e c t e d s t u d y a n d d e s i g n narks c a r r i e d o u t i n tlie r e g i o n a l p l a n i i i n g and d e s i g n o f f i c e s s i $ u a t e d i n d i l - f e r e n t g a r t s o f t h e c o u n t r y .

A s i m p l e a r r a n g e m e n t of d e s o r i p t o r s e n a b l e s t o o b t a i n a c l ~ ~ i c l c and s e l e o t e d i n f o r m a t i o n o n a r e q u i r e d problem o r d e s i ~ n .

P i g . p r e s e n t s a g r a p h ohovring t h e p r o o e s s i n g mode and ^ill- f o r n ~ a t i o n r e t r i e v a l system.

t h e s e c t o r ^#^s development

rL p l a n i i i n g a p p r o a c h t o t h e development of t h e ~ n j - n i n g s e c t o r i o i n c l u d e d i n t h e f e a s i b i l i t y s t u d i e s and r e p o r t s p r e p a r e d f o r t h e I \ l i n i s t r y of M i n i n ~ . On t h e b a s e of t h e s e st~1dj.e s and r e p o r t s , t h e loiiz-term p l a n s a r e d e v e l o p e d .

I n t h i s r e g a r d , programs a r e u s e d where t h e p r o f i t a b i l i - t y of t h e scheme i s t h e o b j ' e o t i v e ' s c r i t e r i o n . The p r o f i t r t b i i i - t y i s c a l c u l a t e d by means 02 process sin^ o f t h e i n p u t i n - f o n n a t i o n ' f o r v a r i o u s m u l t i ~ v a r i a n t s o l u t i o n s . The ri~ost e f f i - c i e n t programs i n t h i s s c o p e a r e :

T h i s s y s t e m c o n s i t s of two b a s i c p a r t s . The f i r s t $art; :i-11- o l u d e s [multi-varimt o p t i m i z a t i o n of development of i i l d i -

v i d u a l c o a l miiies w h i c h a r e a n a l y a e d w i t h i n t h e progrr!m, t h e s 5 c o n d p a r t a i m s t o o p t i m i z e t h e complex develop~!lellt grogram f o r t h e c o a l rninint;: s e c t o r .

011 a g i v e n s t a g e o f d e p o s i t s e , x p l o i t a t i o i i , and t a k i n g I r i - t o a c c o u n t c o a l demand p r o j e c t i o n s , t h e sys.tem ^-ilidic3.t.e:-;!ica.tes

t l l o r11oo-t ailv:-ultia~coua vari:m:l; /Prora t h e y o i n t o:L' ~ : l . c : ! ; / 01 t h e nl.lole ecoliol~lio e f f i c i e l l c y of t h e s e c t o r / 2 o r ^ttll? ^-illf.!i- v i c l u a l c o q l mine.5. I n ^{t i 1 2} v a r i a n t , t h e i n c r e a s e or cl?!cline

oP t h e c o a l o u t p u t i n e a c h n ~ i n e i s talcen i l l t o accoun'l;, t o ~ e t h e r w i t h t h e l o a d t i m e s and ways. of t h e proGraln's i r n - plernelltation. The g e n e r a l b l o c k diagram of t h e s a i d yro- P a m i s shovrn i n F i g u r e 2.

2rol:rams f o r c a l c ~ z l a t i o n 01' n a t u r a l d e p o s i t , 3 ;;aratue.te~s

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These programs e n a b l e .to e s t i m a t e t h e . c o a l resouror-.:l, a1.1d c o a l r e s e r v e s i n tile c o a l d e p o s i t s f o r o p t i o n a l d e p t h

i n t e r v a l s and t o determine t h e b a s i c nod el of a c o a l r l ~ l n e

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t lie r e s o u r c e a r l a l y s e s i n t h e prosgec-bive c o a l r n j - l l i l l ~

a r e a s ~ l t l i c h have b e e n e ~ i ~ l o r e d exc1usivel;r r!~y means o:C b o r e l i o l e s , a s ~ i e l l u s i n t-11s a r e a s of existilz;. c o l l i l ? r i e : . ; , i n c l u d i n g : p r o t e c t i v e p i l l a r s , bed o u t c r o p s , f a u l t l l ~ l r ! n , d e ~ r e e of t ; e o l o b i c a l e:rploration, e-LC. I n t h e cog1 ^rq- s o u r o e s and c o a l r o s e r v e s c l a s s i f i c z t i o n , a2ar-t from tlls o p t j - o n a l d e p t h i n t e r v a l s and seam ttiicl;lie:;ses, tcrl o t l ~ , o r

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a t v i i l l s e l e o t e d d e p o s i t p s r a r n e t e r s / e .r;. - a s h m c L s u l p t ~ ~ u ' c o n t e n t , t y p e of c o a l , t h e c o a l h e a t i n g v a l u e / a r e accoun- t e d f o r . The prograrT1s :;[ere used p r a c t - i c a l l j : s e v e r a l t i r ~ l c s , and par-titularly f o r pl,?nliing t h e new L u b l i ~ i Co:.ll U:;...r;i11,

t o s e l v e such problems as: c i i v i s i o n of t h e deposi-l- ill--l;o c o a l rnining a r e a s , d e p t h of mine h o r i z o n c , 1oca.l-:ion 02 s h a f t s , e t c .

Programs f o r o a l c u l a t i o l i - of roclc body and s u r f a c e def -. o r ~ : ~ a t i o n s These programs e n a b l e t h e pro j e c t i o l i of t h e def orrnat i o n j-ndi-

o a t o r v a l u e s f o r s e p a r a t e s t a g e s of mining e q l o i t a t i o n , a d j u s t m e n t of t h e e x p l o i t a t i o n e f f e c t s t o t h e r e s i s t a n c e of s t r u c t u r e s and c o n t r o l of milling p a n e l s arrangement i11 o r d e r t o minimize t h e n e g a t i v e e f f e o t s of e x p l o i t a t i o n upon t h e

s u r f ace.

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F e g s i b i l i t ~ - g g ~ g c t s fo~-gcmg~~u-~ion og ooalr;.rggg.

Computer methods a p p l i e d i n t h e e l a b o r a t i o n of ^fe:1::Sb11.3:l;;/

r e p o r t s f o r p u r p o s e s of c o l l i e r i e s c o n s t r u c t i o n eilabie t i l l ?

e x e c u t i o n of m u l t i - v a r i a n t t echno-economio a n a l y s e s accomoda-

F i g . 3 shovrs t t l e s i r r ~ p l i f i e d g r a p h of t h e prot;rarn oper3:tiion.

A s t h e o p t i m i z a t i o n c r i t e r i o n , t h e mininium u . r ~ i - t c o s t o f co:11 p r o d u c t i o n i n t lie n1in.in.g p a n e l s h a s b e e n a s s u ~ n e d .

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t i o n s o f t h e c o a l d e p o s i t .

The ppr o,ram makes it p o s s i b l e t o r e d u c e s i ; ; n i f i c a n t l y t h e e x p l o i t a t i o n c o s t a t t h e y l a r m e d h o r i z o n s .

A t t h e s t a g e o f d e t a i l e d clesigns, c a l - c u l a t i o l i prol;ralns a r e

u s e d f o r c o n s t r u c ~ t i o n works. Consequ.eht lj-l, t tle d e s i ~ r l ~ ? ~ . ~ ! . j i n r ? e r o b t a i n s a ulamber of : ' t e c l u i i c a l d a t a w h i c h e n a b l e a nlorl?

r e a s o n a b l e u s 8 m a t e r i a l s , v ~ o r l c i n g s and p l a n t e q u i p n ~ e l i t . A t t h i s d e s i g n i n g s t a g e , c a l c u l a t i oil o f c a p i t a l e:ryelid!i-l-i.rrcs o r procluotioxi c o s t s a r e n o t always i n c l u d e d i n tlle l~ro,s::~!~r;.

Therz Forlie p r o g r a m s may be u s e f u l which a r e u s e d 2.t ^-f;llq ~ J . T - -

1:i.rninary d e s i r l . n i n g tzl at:?ge, e.6. t h e pro'rsun f o r rzacrvr::;

e s t i n ~ a t i o u a n d o p t i r n i z a t i o n of t h e rr~.iliing; aspa.

The rno s t f r e cluently u s e d c o n s t r ~ ~ c t i o n a n d t e chiiolo;,i u a l programs a r e :

S o f t w a r e --- paokage f o r t h e s t a t i c and d3mcmio --

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of s ~ z r f a c e aua ~ulcierc.-round s t r u c t u r e s of c o l l i ! ? r i e s .

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cl;i!12:.111 i c o a l c ula.l;i~?r~us o i b l o c k i0uildat;ion:; u l i l i e . ~ ~ I L C J . ~ - - ~ J :

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The abovo- id sj-s-bc~:~s a n d c a l c u l r + . t i o n ;?robrttrIls a r e l)a:;irtl

t h e u n d e r g r o u n d hyd.ralxlic s t owing systern ^.^,They i n d i c a t e t h e

Programs f o r s t r e n g t h c a l c u l a t i o n s of w i n d i n g p l a n t e l e m e n t s

d a t a p r o c e s s i n g t 0 t h e o y s t ecn of c l i a l o gue b e t v e e n t tie CIC ~ i . g n e r a n d oocnputer s h o u l d improve t h e e f f i c i . e n c y o f t tle e l e c - t r o n i c corn put in^ t e c h n i q u e s u s e d i n mine design works.

T h e s i ~ ~ l i f i c a n t expansioiz of t h e s c o p e o f a o t i o n s p e r f o:rrned a u t o r n a t i c s l l y by c o m p u t e r s i s f o r e s e e n .

It \ s i l l . c o v e r t h e e l a b o r a t i o n of a l l d e s i g n documents, i n o l u - d i n g t h e s t a g e of d e t a i l e d d e s i ~ n . The e l a b o r a t i o n of ^Si1.cl.1 s y s t e m s h a s a l r e a d y beell undertalcell and

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e c o n o c i c u n i t s i s ^{e s} a r u l e praeceded b y : ~ r . e p z ~ i n z elter.r,?t;i-ie development d i r e c t i o r i s . A l t e r n e t i v e d 6 : s i r . g ~ h a v e i n ..lie7:: tk?

e s t i m e t i o n of e f f e c t i v e n e s s o f v a r i o u s d c s i g n s o l u t i c n s ~t some d e f i n e d e x t e r n a l and i n t e r n a l c c n d i t i o n s , The p r i n c i ? l l : of p r e p a r i n g v r r i o u s development a l t e r c a t i v e s i s g e n e r a l l y

r e c o g n i z e d . i n t h e p r o c e s s o f har?. c o a l r:.iner? p r c s g e c f i t - P ~ E V C J -

logment p l a n n i n g . I n p r a c t i v e , hoTvvsver, z l u i t e e s s e n t i a l 05- s t e c l e

i n

widen in,^ t h e s c o 9 e o f v a . r i a r , t s f c r i n c ! l v i d u a l < e v e - lopment i n t e n t i o n s o f n i n e s , e n ? e o r s i n a h i g h Izbrjriouzncr;::

e p p l i e d f o r a g s e s s n e n t o f n i n e s d e v e l c c z e n t v z r . i e r . t s indic7.t.;

g e n e r a l l y low, n o t e x c e e d i n g e dozen o r s c p e r c c n t , z s c i l i ? - t i o n o f t h o s e a s s e s s m e n t s e l e m e n t s / e , ? . nit c c s t s o f Trc- d u c t i o n / i n a wide r u n g e of v e r i e n t d e s i g n p s r e . y e t r e ~ v = . l u z s [5;. The r e s u l t s Bc n o t . conform! t o 0Szcr.v:. ticns i - s l . . n

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i f t h e z l n e s c ? e r a t n c n d e p c s i t s kavicg r , l r i l s r . ~ c ~ l s ~ i c ^::.-r.-^-- -

d i t i o n s .

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The t l c p z s i t b l ~ c k s : ~ a k e f r a g m e n t s of a n i n i n g hc-

e x p l o i t a t i o n s y s t e m , by o u t p u t c o n c e n t r a t i o n f r o m s i n g l e ex-

:,.zgnetic fii:::: . i : . ~ r l i n c l u d e .?lr;c r e ~ ; r e z s i u n f.':~ncticr,:-:

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successive years o f a n a l y s i s aftcr ct~rnnle- tin3 t h e coal mine c o n s t r u c t i ~ n ,

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'The v a l u e of c o r r e c t i o n / d e l t a s / o f p r o d u c t i o n c o s t s c s l - c u l a t e d by means o f c o s t s f u n c t i o n b e i n g a c t u a l a t t h e be- g i m i n g o f a n z l y s i v i s e v a l u a t e d from r e l a t i o n s h i p :

iYithin the: 3.eChgoLogical s e c t i o n of l l e x p l o i t a t i o n osn21.l' t h e d z l t a v a l u e s a r e c a l c u l a t e d f o r e a c h a c t i v e ninin6z n z n ? i by n e a n s o f s u b s i t u t i n g t h e v a l u e s o f a g i v e n p a n e l t o f o r - nlula / 2 / . The a v e r a g e d e l t a v a l u e s a r e u t i l i z e d f o r c a l c u l z -

t i n s p r o d u c t i o n c o s t a i n new e x p l o i t a t i o n p a n e l a .

2,s t h e e l e m e n t s c a u s i n g o t i c u ~ - r a n c e o f d i s c r e ? a n c i e n b e - tvbrcen t h e c a l c u l a t e d c o s t s and t h e a c t u a l o n e s a r e n o t eza- c t l y lcnoivn d u r i n g t h e s i r n u l a t i o n a n a l y s i s o f E n i n e r l o v ~ l o - anlent v a r l i n n t , t h e v a l u e s of d e l t a s a p p l i e d f o r c o r r e c t i p n s of p r o d u c t i o n c o s t s a r e g r a d u a l l y c u t down i n t i n e u n t i l

t h ? i r l f u l l l l q u i d a t i o n [ 7 ] , _[lo]

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c a l c u l a t i n g -the ( 0 ) v a l u e Block 2 r e e l i z e s

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e n a l y s i s " o f mine t e c h n o l o g i c a l network by m e a n s o f sj,g:cLsl m e t h o d developed f o r p a r t i a l l y d i r e c t e d netwcrks[2]. i.s E r s -

. . s u i t of t h i s a n a l y s i s t h e e a r l i e s t d a t e s of o c e n i n g ? Z . ~ X L C ; . -

1 ~ 2 , d e ? o s i t b l o c k s a r e i n d i c a f ed i n Block 2. I n c e s e 3f 5: :,Is-

rl:le,l nline cGns u 2 . d ~ : i u r ~ Cl!is anaiysis a p p o i n La t r A e ???lit: t d a t e of o b t a i n i n g t h e first o u t p u t , T h i s d e t z s e t t l e 2 f,kz Segirmjng of t h e f i r s - t s i r n u l a t i o n c y c l e o f mine v t i r i z n t ^{Z Z E -} l y s i s - T 9 , Tile TB d a t e of a c t i v e mine i s e q u a l t o t k e d s f c ?f .the beginnitig o f v a r i a n t a n a l y s i s .

5 0 a a s i c

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The c y c l e of' s-imu:lat;i:,n nnaljl::.~is v e r i s n t s t n r t s i n 5 1 c c k i n i v h i c l ~ -the n e c e s s i t y o r i n i t i a t i n g new o u t p u t i o inq.?.-:: ;i.p- t e d , The necc3diLy of i n i t - i a t i n l : ⁸ ncu 3 u t ; . l t i s c.;r,fi:--2;

i n c a s e i f i n e q . . . t a l i t y occu.ras:

I n v e s t i g z t i o n p r o c e s s o f t h e r e q u i r e d o u t p u t s t s r t s f r ~ m a n a l y s i n g t h e p o s s i b i l i t i e s o f i n c r e a s i n g t h e o u t 2 1 l t i n a c t i - ve p a n e l s /Block 4/. S u r p l u s v a l u e s of YFD

b )

p m o u t p a t o b t e i - ned i n "p-th" a c t i v e p a n e l o f m-th b l o c k have t o s a t i s f y s i - m u l t a n e o u s l y t h e f o l l o w i n g c o n d i t i o n s :

A AT^(^) ⁺

~ Y D ( P , ~ )

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I€ .n

If t b e p a n e l c o n t a i n s power c o a l t h e n a d d i t i o n a l c o n d i t i o n i s t e s t e d :

If i n t h e c o u r s e o f t r y k g t o i n c r e a s e t h e o u t p u t i n a c t i v e p a n e l s t h e planned mine o u t p u t on t h e TB d a t e h a s n o t been a c h i e v e d t h e n t h e Block 6 s t a r t s i t s a n a l y s i s i n which t h e p o s s i b i l i t i e s o f a s s i g n i n g f o r e x p l o a t a t i o n t h e new p a n e l s f ~ o m a c t i v e and n o t y e t ogened d e p o s i t b l o c k s a r e c o n s i v l e - r e d .

To i ~ ? d i c ~ . t ~ t h e ^:ⁿ^'^c^;⁷^t :ret cpen?d b l o c k s : , ~ h i c h c - - n b e t s X ~ n i n t o a c c o u n t w h i l e a n a l y s i n g t h e i n c r e a s i n g mine o u t p u t t h e f o l l a v i n g c o n d i t i o n are - t e s t e d :

a / i s i t p o s s i b l e t o s t a r t t h e e x p l o i t a t i o n o f m-th block i n TB tirrie i f t h e development workings were s t a r t e d r e - s p e c t i v e l y i n advance ?

b/ a r e t h e r e any d e s i g n e r r ' e s t r i c t i o n s d t h e sequence of' ex?lo- or)

i t a t i o n o f c o n s i d e r e d block ?

c /

Does

s t a r t i n g t h e e x p l o i t a t i o n i n t h i s b l o c k

d i s t u r b t h e s e t t - l e d number o f s i m u l t ~ n e o u s l y a c t i v e p r o d u c t i o n l e v e l s

?

The a n s w e r , w h i c h d e p o s i t b l o c k s s a t i s f y a / c o n d i t i o n c a n

b / n ~ i n i m i z a t i o n o f i n c r e m e n t i n p r o d u c t i o n u n i t c o s t s i n a co- a l mine A k

c / m a x i m i z a t i o n o f i n c r e m e n t c o e f f i k c i e n t o f p r o f i t a b i l i t y

A r l

d e t e r m i n e d by f o r m u l a : ^,

d/ m a x i m i z a t i o n of i n c r e m e n t c o e f f i c i e n t o f p r o f i t a b i l i t y

A r 2

d e t e r m i n e d by f o r m u l a :

A r 2

= A Z , when A N = 0

e / m i n i m i z a t i o n o f i n c r e m e n t c o e f f . i c i e n t o f c a p i t a l o u t l a y p e r one t o n o f c o a l o u t p u t :

The r e q u i r e d i n c r e m e n t s o f c o s t s p r o d u c t i o n f o r i n d i c e s e n t e r e d a s f o r m u l a e from /15/ t o /18? a r e a s s i g n e d a s c o s t s d i f f e r e n c e s o b t a i n e d i n a mine a f t e r p r o b a t i o n a r y i n c o r p o r a - t i o n of t h e c o n s i d e r e d p a n e l i n t o e x p l o i t a t i o n and c o s t s be- f o r e i n c o r p o r a t i n g t h i s p a n e l , I f t h e c o n s i d e r e d e x p l o i t z - t i o n p a n e l b e l o n g s t o d e p o s i t b l o c k s y e t u n c o v e r e d , t h e n t h e

A K c o s t s d i f f e r e n c e c a l c u l a t e d by means o f r e g r e s s i o n fun- c t i o n i s i n c r e a s e d by t h e sum o f a m o r t i z a t i o n r a t e s o f de- velopment h e a d i n g s . The a m o r t i z a t i o n r a t e o f e a c h vm d e v e l o - pment w o r k i n g s b e i n g a m i n i n g h e a d i n g i s c a l c u l a t e d from t h e f o l l o w i n g r e l a t i o n s h i p h a v i n g r e g a r d t o S i n t e r e s t r a t e :

w h i l e N ~ ( V , ) i n v e s t m e n t o u t l e y o f mining works f o r e a c h vn development h e a d i n g o p e n i n g t h e rn-th b l o c k , i s c e l c u l a t e d a c c o r d i n g t o t h e f o r m u l a :

D u r i n g t h e N ~ ( V ~ ) o u t l a y c e l c u l a t i o n t h e h e e d i n z s i n C i c a t e r . a s t h o s e o p e n i n g t h e c o n s i d e r e 1 1 b l o c k b u t q u a l i f i e d f o r . e z r - l i e < e x ~ > l o i t a t i o n t o o p e n o t h e r b l o c k s , a r e i g n o r e d i n t h i s c o n s i d e r a t i o n

/

^{S T}⁽^{v m )}^ilidexi n f o r m u l a / 2 1 / h a s a v a l u e o f 1 i f t h e h e s d i r i g was e a r l i e r q u a l i f i e d f o r e x p l o i t e t i c n ; o t h ~ w i - s e t h i s i n d e x i s e q u a l t o O/,

I n v e s t m e n t o u t l s y i n c r e m e n t o c c u r i n g i n f o r m u l a e / I S / snr!.

/ 1 9 / i n c l u d e N1(vm) o u t l a y f o r c u n s t r u c t , i n g t h e m i n i n - h e a d i r - gs, a s w e l l a s N2(v } o u t l z y f o r e q u i p p i n g t h e s e h e a r l i n e s , EK?.

TI1

P!-(vm) o u t l a y f o r t h e r e a l i z a t i o n of some o t h e r . deve1cymer;t v ~ o r k i n g s o f t h e c o n s i d e r e d b l o c k v i h i c h a r e n o t h e a d i n x s .

LTniforrn o u t l a y c o n s u m p t i o n i s assumed : ~ h i l e c a l c u l a t i n g N2(vm) o u t l a y and N3(vm) o u t l a y d u r i n g t h s N G T ~

r e ~ l i z a t i o n . Tha-t i s why t h e f o r m u l s k o f t h e i r . c a l c u l a t i o n ~ 7 . c

a n a l o g o u s t o f o r m u l a / 2 1 / , The A N i n c r e m e n t o f i n v e s t r i i e ~ t o u t l e y i s c a l c u l a t e d f r o m t h e r n e l a t i o n s h i ~ i :

The

A

\V i n c r e m e n t s o f rrline o u t p ~ r t , occurin!; i n f c r z u l s e / I ? / , / 1 6 / and / 1 9 / a r e e q u e l t o the i / D ( p , m ) o u t y u t o f a s z i - .Tried / c a n d i d e t i n g / p a n e l f o r exj):l.oi tja t i o n . The A Z incr.er;.en%

.I'

o f rriine p r o f i t c a l c u l a t e d f o r i n c l i c e s d e s c r i b e d F;:; re2.n:: 5:

f o r m u l a e / I > / ,

/ I T / ,

/ 1 8 / and / l a \ / i s e q i l a l t o i n c r e r e n t iif- f e r e n c e o f

A U

m i n e o u t p u t v a l u e w h i c h i s c a l c u l a t e d & E F. , c , ~ 5 -

i l u ~ e t o f s e l l i n g p r i c e o f p-th p a n e l a n d i t s 'B'13(!j,m) c?it!;-;.', a n d t o A K i n c r e m e n t o f c o s t p ~ ~ o d u c t i o n .

Aft el' a n a l y s i n g e l l a s s i g n e c l pe.nr5ls t h e y Ere i n c l.?;?c:?

i n t o e x p l o i t e t i o n s u c h a. p ~ ~ n e l t h a t e n o u r - ~ s t ? : e co:<t ~ ! ~ V E . R t z -

;;ecns v a l u e s o f c ~ . l c u l a t i o n r r i t eieifjr: i n d e x . The incr,ry.lr,r?-

. .

t i o n of a p a n e l i n t o e x p l . o i ? z l ~ i o n is a c g p l i s k e d b ; ~ 3 l s c -

-:.

T h i s b ] , l c k r e c o r d s t h e a.ct2; l : , i l t : ) u t e x i ; % c i t a t i c r ! ;;?.:-.f:1. anc-!

the requirements of cost model the values of.drq (TB) and

II.Outlays borne in convecu-Live l1dI1 years after nine constru- ction completion:

IC is assumedlthat the outlays bearing rill last till the end of terminating the mine construction while celculeting Hb investment outlay for the initial equip2ing utilizing the re- gression function. The beginning of outlays bearing for the fni-tial equipping is established for one year befcjra the date of obtaining the first output. For the outlays czl- culated in accordance with for.rnula /24/, one year cycle of outlays bearing together with the termination at the beginni::?;

of d+1 year is assumed,

The two last Blocks 14- and '15 are used tc represent ans-

lysls results of mine developrne~lt varia~t. Block 7 4 fornula- tes the basic set of

15

result sheets. These sheets contain the dynamic characteristics of producticn and investment acti- vities of a mine, like p r o i l u c - t i o n f i p c s in consecutive yearm;;

together with production distribution in deposit blocks, pro- duction costs and the flow of required investment outleys.

Time schedules for executi~n of investment constructicn and for exp1oi'i;etion in s e ~ a r a - t e r!ini.ngpanels a r e e l z ~ ~ r e s e n t ; ; d , ~

In the result sheets the producticn costs, the i~vestn~er,, outlays an(! the p?-oduction value with a due c~nsideraticn of discount account are pr.esentec. for the Furpose of conpzrison:, of various alternatives for d e v e l c ~ ~ e n t of m i n e s ,

:i:; ~~1r.e:li.ly m e r i t i o n e d U I I ~ ~ cii; <,t; c~.r 1

,

A. ^{s h e} bei<iclljil..l-; r;. :"

L ' i ) L' : l l i ' r n i n ~ i ~ ~ n c l e r ~ ~ . i e s in2 were [ ) r e p a r e d , The v z r - i a n t n :utlr.e

mining ares has proved that for the same mining area, thus

c.\nstr.uc t i ~ ~ n a n J i i ~ . v e l c ? ~ c ~ i t CII' c i n e s o n ^ti s i v e n ex2n?lz.-

1.-.r xinin;; a r z n have p r o v e d t h 2 . t . s:ie i n t e g ~ e . t l o n ^3ftile . : i z x l e t i v s d e t e r m i n a l ; i o n o f ^{l n t j}i c e s y L r - p a e s e r _ t i n g t k e - t p c : ; n i c a l ant! n i n i n c c o n d i - t i o n s o f . t_ie pz.cii,--lct;i!-.n ^':;,; 2i-l

i ; : i t ise::.r.essi1je ^'2 m o d , : l s of progn0311~g B s s u r e s ⁸ : r e c i r i o ~ in a ~ s e s o m e n - t o f i n f lri~ence o f t h e r9ine ~.,-t-i:iictl-~r'e c.~::?.

. .

:L .,- t e c ? L n o l ~ ~ i c i ~ l s.i;rr:ndar.il o n t o t h e c o s t s ar,d c?,j.:tel

~ 7 - ~ J i l a y s r'equi~bement s o f ,p-oduc t i a n , m a t t s i n z b l e by S L e

c o n v e n f i o n s l a n a l y t i k a.nd . d e s i g n nil.3thodso

Tilcse r e s u l t s c o n f i r m t h e p u r p o s e f u l l n e s s cf 9 - t i ! i z e -

t i o n of - t h e s i n u l a t i v e - r e g r ' c s s i ~ r e : r , ~ t i ~ o ; l ^'7::j C b e ? : ~ O C F . - Z % of -J;ii?Ii~l"dTS d e s i g n o f c o n s t r u c t i ~ f i and develop^-.snt ^gf

.;!il~es. f I ' k e ~ - e f ' o r e j it s h o u l d f i n d a p ~ 1 i c a t i . n ~ i n df;:ign

2 , A c o n t i n u o u s technologlcnl and t e c i i r ~ . i c c l ?:.l;;c:rcss 1 9 ~ -

[l. ins towards cllee-t i o n o f mines _navir?;::.- hlgh.:c* er:? ;;1'3311- c t i o n c a p a c i t i e s , a s a l s o tighl;e:nin- -Lhe ~ell-iir.ernentr: 2 : :

~;lin!s tile si:nula.:ive-ytl.gresyiv:: r o ~ ' Q = * - O - - T L > ~ ? < t 2 .J - . 2 . , ~ . ~ . , C -. -,

:::inc d e v c l o p n e n t vallian-ts towar.r-:s

ex

ijanai.cn a n d d ez.::e- ninip ^u o f :he xhangers o f znzil;y:~e3 conrl:,~ct3~ii ^:I^:.^': i t s ?.?r-,:L-;.- catian. A f u r t h e r iril~jrovement i n s c c l - ~ ~ . e c ; ~ of a . s s e s s r r e x :

-.

. . of n i n e d e v e l o p ~ ~ c : ? t v.i:.ients by me?.n;I of thf5 SL1:1212.72;1e-

:r,i?gl-essive m?.t;kod r s :,Is0 c ciiminisk?.ing cf' ~ ~ . b r , ~ F : ; i l . ~ . ~ r ; ~ : ~ ~ . .

ih preparbin2 oi' (l:i..t~. f c r c a l c u l z . - r ; ~ c . n i:!oulf: b c t.:.;!.t 3..i?-

. ^{. ,} j ? c t o f a f u r t i l e ? L n t e g r ~ t i o n o f tl-16: n?tk:{:d ,::l:r: 'I!--e

coapu.t e r i z e d a c c o u n t c n c e and ~n:;.l;rsis sy s t ^,535 r

-.

.;I. ~;l.,:.-

d L l c t i o n and i r l v e o t n e n t p r o c e s s e s fi-inc: tinning 5.r: .:i/l? c.: r . l

i ! ; , i u s t r y

[::I, [ e l .

. . ^{- 7}

r~ .- .. r,ij..::iy.:c,ir U . ; :-llicl-i liopal'rl i v g g l a ksmiennc;go. P r a c e SZ

>,

i,.oryj-

.

q .< 2 ,t

,,,- nr 662, Kato.ivice 1975

-

^..,

-

. .

r . Czy:i.,ok A., I'hadejski A m , tCujnwa T., i,ie1.clocii-3ze,iz~~.1

.--.

plbs j E X t teci.lsic zn-;r s ! t o n ~ ~ a t u r y z ~ ~ ! z n e g r ~ zys t :;zu ?le.rir,:-%ni?

-. . ¹^{-. -.}

czr.s?ek t p v i c z l l e g o b i r d ~ w y i r o z w o , j u k o ; ) ~ . ' . l i . L > - j ; ~ ;e~;; ^2.r: ⁹

Cz.1 do ;iIII, C O I G 19'77-1978

-

^..,^. 'j - .,. .. , -

_:.

^Cz;rlok ^{X . ,} ?,lade j s k i A m , d l e r c i o c h - D z e d z ~ ~ j

:.-.

^: ^-^:..:-,:'ct;;-

., -

4. Czylcic A.,'T,!ixl~?,j:;I;i h . , D z e d z e J ' A . , ;.ajellve!c:i J.: S t %

i pers??!: t y ~ y zas.to:;owal; syilul2.cy , j n c j sneiizy ne-r.s;:,c,l.;ty- wit znego roz;,1;o j u !to p a l 6 w ~ g h k m i e n n e g o . ;llw2onc gc i

i c z e n

7,

1375

5.

i i r u ~ i f i s k i

B e

: Zasady p ~ ~ o jeic t o i ' l a n i ~ k ~ g e l l ; . Cz.Il.

:lydawnicti'fo c i ~ h - n i c ^30-Mut n i c z e , k:ato;./ice 13':1;

:7 :, L i s o w s k i A., C z y l c k A., l.Clla.dr-j:;!.:...i Pro;;nc;zo.,:/znie efeksy.i:noici xariantc'j.:i b ~ . ; ! o i ~ y i r 0 z ~ 1 0 . j ~ L ~ ! j e . l f . ;-;:;~1',

3. L i s o l i ~ s k i A m , IiIado j _{s k i}A . : S;mul~-c;/.jno-re;;:c.,:.:-. ⁺...: ., : ;:?. 7 7 .: gf:.?

1 0 , I,:~de j s k i A , : Metoda r e g r e s y j n e g o p r o g n o z o w m i s 'xosz'i6!v p:-odukc j i d l a p o t r z e b p e r s p e k t y w i c z n e g o pleno1:ianiz

rozrvo j u kopalri. Z a s t o s o w a n i e Icompu ter6w orwz metod c t a - t g s t y k i i e k o n o m e t r i i w z a r z a d z a n i u b r a n 2 2 n a p r z y k k z - d z i e p r z e m y s z u w(;gla kamienn2go. Xydawnictwo S I C ,

X a t o w i c e 1977

1'1. 7 ~ ; . e c l ; i j s k i $-, : i'i~)kjrcv strukturg k o p ~ 1 . b vrsgla ka.nienn.e,pr~

i i c h pozio;n~l I ~ e c h n i c z n e g o nr; k o s z . t y prorlu2c.j i i v ~1- i ~

I T" -

me.)'g-tku t??wa-iezo. P r e c a d o k t o r c k s , Gli;, x c t ~ ; ; i ~ . : -

1 9 ' 7 3

- . 7'

.

; , : r s tl.2 J I-.

. ^,

Li.enn.rsit.i P., K l e j n o t k i . : Zak2lr:s i l u n l c c j e 3ys.tcm.u z 5 i o ~ . c z e , j c-.nr:.l i z y i o c c n g d z i c ? a j . n f i S c i p r o -

. ^,

,i,ikcy,jnej kop.?.l.r; '!i~,'_;'la kamic;n.nc?zo. Z::.:;i.oso:.;i-:?_lp K(;T;JZ-

J;c?l.cjw or3.z n e t o d s t a t y s t y l c i i e!cono:.r~etrii ^<^;^! z ~ . r z : ' . r ! z ~ . - n i u b;.bani,2 n a g?-.zy1:ci??.ilkie p r z e ~ g s ? ~ ; ~ g g 1 5 ! < ~ - ; . i 3 i ? ! 1 n ? g ~ ~

... ,~yd:.l.v~nic.Lrvo GIG; C n . t c j w i e ~ 1977

13. S:ys!;icwicz J.,. Cor.r:clc,i 3 . : Skonpu t;e.r.;fz~;?lsn,-/ b?.t?k i2for;r.r- c , j i o proc!c:lie in\v:-;r; t;;cvjn:jm w ~ r z c : l 1 y 6 l e ::'1:j.-<30.::;,.~.

-.,r,

-

⁷

i.7race IT1 i i i . u j ~ . i : : ~ ; j Iion:'e~~enc,jL 1nforr;l::i.ty:ci . . L ~ . , f..;.to-

~,;.icc 1376

r - i

hi32. The r q # average unit product1bn d s otrtahed h m'ped

Im Dokument Planning for Planning - Coal: Issues for the Eighties (Seite 61-100)

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