Ñòóäåíòàì > Êóðñîâûå > Àíàëèç ýêñïëóàòàöèîííîãî îáñëóæèâàíèÿ ÂÖ ñðåäíåé ïðîèçâîäèòåëüíîñòè
Àíàëèç ýêñïëóàòàöèîííîãî îáñëóæèâàíèÿ ÂÖ ñðåäíåé ïðîèçâîäèòåëüíîñòèÑòðàíèöà: 2/6
Ñòðóêòóðíàÿ
ñõåìà ïðîãðàììû
Ïðîãðàììà íà ÿçûêå
GPSS
1 EXP FUNCTION RN1,C24
0,0/.1,.104/.2,.222/.3,.355/.4,.509/.5,.69/.6,.915/.7,1.2
.75,1.38/.8,1.6/.84,1.85/.88,2.12/.9,2.3/.92,2.52/.94,2.81
.95,2.99/.96,3.2/.97,3.5/.98,3.9/.99,4.6/.995,5.3/.998,6.2
.999,7/.9998,8
2 GENERATE 0,0,,1 ;Ãåíåðèðîâàíèå
òðàíçàêòà
3 ASSING 1,K1000 ;Ïðèñâîåíèå P1
çíà÷. 1000
4 INPUT ADVANCE 10,FN$EXP ;Ìîäåëèðîâàíèå
èíòåðâàëà
;áåçîòêàçíîé
ðàáîòû (10)
5 SEIZE FAC ;Çàíÿòèå ïðèáîðà
6 ADVANCE 20,FN$EXP ;Ìîäåëèðîâàíèå èíòðåëâàëà
;âîññòàíîâëåíèÿ
(20)
7 RELEASE FAC ;Ìîäåëèðîâàâíèå ïåðåõîäà
;â
ðàáî÷èé ðåæèì
8 TABULATE XTIME ;Ôîðìèðîâàíèå òàáëèöû
;(Ò=Òâîñ
+ Òðåì)
;XTIME çàäàåò ÷èñëî èíòåðâ.
;è
øèðèíó èíåðâàëà (10,20)
9 LOOP 1,INPUT ;Îðãàíèçàöèÿ öèêëà ðîõîäæ.
;òðàíçàêòà
(áëîêè 3 è 8)
10 TERMINATE
1 ;Óíè÷òîæåíèå òðàíçàêòà
XTIME TABLE M1-,0,20,10 ;Ôîðìèðîâàíèå
òàáëèöû
START 1000
Ñþäà ïîìåñòèòü ðåç. âûïîëí. ëàá. ðàá1 èëè
ëþáîé äðóãîé - 2:3,4:5,6:7
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Ðåçóëüòàòû àíàëèçà
Ñðåäíÿÿ çàíÿòîñòü ïðèáîðà ñîñòàâèëà 0,671, ÷òî õîðîøî
ñîãëàñóåòñÿ ñ ðàñ÷¸òíûì çíà÷åíèåì ðàâíûì Ð1 = 0,667*
Ñðåäíåå âðåìÿ ïðåáûâàíèÿ ïðèáîðà â ñîñòîÿíèè îòêàçà
ñîñòàâèëî 20,146 åäèíèö ìàøèííîãî âðåìåíè. Ñðåäíåå âðåìÿ öèêëà ðàâíîãî (Ò=Òâîñ
+ Òðåì) ñîñòàâèëî 30,015 âðåìåíè.
Íèæå ïðèâåäåíû ðåçóëüòàòû ìîäåëèðîâàíèÿ
GPSS/PC Report file
REPORT.GPS. (V 2, # 38123) 11-10-1995 12:34:44 pag
START_TIME END_TIME BLOCKS FACILITIES STORAGES FREE_MEMORY
0 289219 9 1 0 262016
LINE LOC BLOCK_TYPE ENTRY_COUNT CURRENT_COUNT RET
90 1 GENERATE 1 0
100 2 ASSIGN 1 0
110 INPUT ADVANCE 10009 0
120 4 SEIZE 10009 0
130 5 ADVANCE 10009 0
140 6 RELEASE 10009 0
150 7 TABULATE 10009 0
160 8 LOOP 10009 0
170 9 TERMINATE 1 0
FACILITY ENTRIES UTIL. AVE._TIME AVAILABLE OWNER PEND INTER RETRY DE
FAC 10009 0.670 19.37 1 0 0 0 0
TABLE MEAN STD.DEV. RETRY RANGE FREQUENCY CUM.%
XTIME 10013.00 0.00 0 160 - 10009 100.0
XACT_GROUP GROUP_SIZE RETRY
POSITION 0 0
2. Ðàññ÷èòàòü íàä¸æíîñòü âíåøíåãî óñòðîéñòâà.
 çàäàíèè ïðèâåäåíà ñëåäóþùàÿ ñòðóêòóðíàÿ ñõåìà.
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 ýòîì ðàçäåëå ïðèâåä¸í ïðèìåð.
Êàæäîìó ðàññìîòðåòü ñâîé
âàðèàíò.
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