生產(chǎn)系統(tǒng)建模和仿真上機報告1

1、一、1.實驗素材：某小郵電所的顧客到達時間間隔為18+6分鐘的均勻分布，郵局職員對每個顧客的服務時間服從16+4分鐘的均勻分布，系統(tǒng)為只有一個服務員的等待制排隊系統(tǒng)，試對100個顧客做仿真，并求：(1)系統(tǒng)的平均等待隊長；(2)顧客在系統(tǒng)中的平均等待時間；(3)系統(tǒng)服務員忙的概率要求：利用GPSS語言在計算機上編制仿真程序?qū)崿F(xiàn)仿真，同時對仿真結(jié)果進行分析。2.源程序：GENERATE 18,6QUEUE LINESEIZE BARBERDEPART LINEADVANCE 16,4RELEASE BARBERTERMINATE 1START 1003. 輸出報告： GPSS World Sim

2、ulation Report - Untitled Model 6.1.6 Friday, April 13, 2012 17:40:42 START TIME END TIME BLOCKS FACILITIES STORAGES 0.000 1837.542 7 1 0 NAME VALUE BARBER 10001.000 LINE 10000.000 LABEL LOC BLOCK TYPE ENTRY COUNT CURRENT COUNT RETRY 1 GENERATE 100 0 0 2 QUEUE 100 0 0 3 SEIZE 100 0 0 4 DEPART 100 0

3、0 5 ADVANCE 100 0 0 6 RELEASE 100 0 0 7 TERMINATE 100 0 0FACILITY ENTRIES UTIL. AVE. TIME AVAIL. OWNER PEND INTER RETRY DELAY BARBER 100 0.867 15.933 1 0 0 0 0 0QUEUE MAX CONT. ENTRY ENTRY(0) AVE.CONT. AVE.TIME AVE.(-0) RETRY LINE 1 0 100 50 0.086 1.584 3.167 0FEC XN PRI BDT ASSEM CURRENT NEXT PARAM

4、ETER VALUE 101 0 1837.632 101 0 14. 結(jié)果分析： 置信區(qū)間的算法次數(shù)平均等待隊長平均等待時間服務員忙的概率10.0821.520.86720.11.7960.87830.2053.6640.88140.1051.9280.86750.0571.0220.8960.0861.5840.86770.1332.0960.86380.0761.3870.85590.1312.4050.87100.1592.7940.906均值0.11342.01960.8744方差0.00197004444440.594582266670.00022093333333置信上限0.14

5、5151246982.57120570630.88503294082置信下限0.0816487530241.46799429370.86376705918二、1.實驗素材：有一個理發(fā)店只有一個理發(fā)師，顧客到達間隔服從=0.2人/分的負指數(shù)分布，服務員對顧客的理發(fā)時間服從=0.4人/分，假設理發(fā)店等待的顧客座位只有三個，若到達的顧客發(fā)現(xiàn)所有這些座位已被占領，則不等待便離去。試仿真100個顧客，并求：（1）系統(tǒng)服務員忙的概率；（2）100個顧客中由于座位已被占而沒有接受服務離開系統(tǒng)的顧客數(shù)。要求：利用GPSS語言在計算機上編制仿真程序?qū)崿F(xiàn)仿真，同時對仿真結(jié)果進行分析。注：參數(shù)為=0.2人/分的負指

6、數(shù)分布可用系統(tǒng)自帶的負指數(shù)分布隨機數(shù)產(chǎn)生，函數(shù)為：GENERATE (EXPONENTIAL( 1, 0, 1/ )2.源程序：GENERATE (EXPONENTIAL(1,0,1/0.2)TEST L Q$LINE,4,NULLQUEUE LINESEIZE BARBERADVANCE (EXPONENTIAL(1,0,1/0.4)RELEASE BARBERDEPART LINETERMINATE 1NULL TERMINATE 1START 1003. 輸出報告： GPSS World Simulation Report - Untitled Model 7.1.6 Friday, A

7、pril 13, 2012 17:51:32 START TIME END TIME BLOCKS FACILITIES STORAGES 0.000 510.961 9 1 0 NAME VALUE BARBER 10001.000 LINE 10000.000 NULL 9.000 LABEL LOC BLOCK TYPE ENTRY COUNT CURRENT COUNT RETRY 1 GENERATE 100 0 0 2 TEST 100 0 0 3 QUEUE 96 0 0 4 SEIZE 96 0 0 5 ADVANCE 96 0 0 6 RELEASE 96 0 0 7 DEP

8、ART 96 0 0 8 TERMINATE 96 0 0NULL 9 TERMINATE 4 0 0FACILITY ENTRIES UTIL. AVE. TIME AVAIL. OWNER PEND INTER RETRY DELAY BARBER 96 0.429 2.285 1 0 0 0 0 0QUEUE MAX CONT. ENTRY ENTRY(0) AVE.CONT. AVE.TIME AVE.(-0) RETRY LINE 4 0 96 0 0.687 3.658 3.658 0FEC XN PRI BDT ASSEM CURRENT NEXT PARAMETER VALUE

9、 101 0 513.222 101 0 14. 結(jié)果分析：次數(shù)服務員忙的概率離開的顧客數(shù)10.544320.497130.368440.468250.526160.426570.506180.42390.4796100.510平均值0.47442.6方差0.00299648888893.8222222222置信上限0.482250800894.21979置信下限0.473614919910.98021三、1.實驗素材：某汽車加油站只有一臺加油器，加油的汽車到達間隔時間為100+10秒的均勻分布。到達加油站后先排隊等候再加油，加油服務時間為80+8秒的均勻分布。加油后司機要去繳費窗口排隊等待繳

10、費，繳費時間為50+30秒的均勻分布。試對100個顧客做仿真，并求：（1）加油站與繳費窗口的利用率；（2）加油站與繳費處顧客的平均等待時間。要求：利用GPSS語言在計算機上編制仿真程序?qū)崿F(xiàn)仿真，同時對仿真結(jié)果進行分析。2.源程序：GENERATE 100,10QUEUE LINE1 SEIZE MACHINA1DEPART LINE1ADVANCE 80,8RELEASE MACHINA1QUEUE LINE2SEIZE MACHINA2DEPART LINE2ADVANCE 50,30RELEASE MACHINA2TERMINATE 1START 1003. 輸出報告： GPSS Worl

11、d Simulation Report - Untitled Model 3.3.6 Friday, April 13, 2012 16:34:17 START TIME END TIME BLOCKS FACILITIES STORAGES 0.000 10109.465 12 2 0 NAME VALUE LINE1 10000.000 LINE2 10002.000 MACHINA1 10001.000 MACHINA2 10003.000 LABEL LOC BLOCK TYPE ENTRY COUNT CURRENT COUNT RETRY 1 GENERATE 101 0 0 2

12、QUEUE 101 0 0 3 SEIZE 101 0 0 4 DEPART 101 0 0 5 ADVANCE 101 1 0 6 RELEASE 100 0 0 7 QUEUE 100 0 0 8 SEIZE 100 0 0 9 DEPART 100 0 0 10 ADVANCE 100 0 0 11 RELEASE 100 0 0 12 TERMINATE 100 0 0FACILITY ENTRIES UTIL. AVE. TIME AVAIL. OWNER PEND INTER RETRY DELAY MACHINA1 101 0.787 78.747 1 101 0 0 0 0 M

13、ACHINA2 100 0.494 49.983 1 0 0 0 0 0QUEUE MAX CONT. ENTRY ENTRY(0) AVE.CONT. AVE.TIME AVE.(-0) RETRY LINE1 1 0 101 101 0.000 0.000 0.000 0 LINE2 1 0 100 99 0.000 0.016 1.579 0FEC XN PRI BDT ASSEM CURRENT NEXT PARAMETER VALUE 101 0 10171.658 101 5 6 102 0 10196.073 102 0 14. 結(jié)果分析：次數(shù)加油站使用率繳費窗口使用率加油站平均

14、等待時間繳費窗口平均等待時間10.7940.4870020.8010.4960030.8040.510040.8010.5050050.7850.4990060.7910.4730070.7980.5160080.7770.4690090.8010.48800100.8020.50700平均值0.79540.49500方差7.6266666667E-050.0002444444444400置信上限0.812767265910.5057121773500置信下限0.7891516160.48249386900四、1.實驗素材：在第3題中，若加油站有兩臺效率相同的加油器，而加油的汽車排一個隊(省去

15、繳費環(huán)節(jié))。設加油的汽車到達間隔時間為40+10秒的均勻分布。試對100個顧客做仿真，并求：各個加油器的利用率和汽車的平均等待時間。要求：利用GPSS語言在計算機上編制仿真程序?qū)崿F(xiàn)仿真，同時對仿真結(jié)果進行分析。2.源程序：GENERATE 40,10QUEUE LINETRANSFER BOTH L1,L2L1 SEIZE MACHINA1DEPART LINEADVANCE 80,8RELEASE MACHINA1TERMINATE 1L2 SEIZE MACHINA2DEPART LINEADVANCE 80,8RELEASE MACHINA2TERMINATE 1START 1003.輸

16、出報告： GPSS World Simulation Report - Untitled Model 4.1.6 Friday, April 13, 2012 17:31:59 START TIME END TIME BLOCKS FACILITIES STORAGES 0.000 4099.010 13 2 0 NAME VALUE L1 4.000 L2 9.000 LINE 10000.000 MACHINA1 10001.000 MACHINA2 10002.000 LABEL LOC BLOCK TYPE ENTRY COUNT CURRENT COUNT RETRY 1 GENER

17、ATE 102 0 0 2 QUEUE 102 0 0 3 TRANSFER 102 1 0L1 4 SEIZE 51 0 0 5 DEPART 51 0 0 6 ADVANCE 51 1 0 7 RELEASE 50 0 0 8 TERMINATE 50 0 0L2 9 SEIZE 50 0 0 10 DEPART 50 0 0 11 ADVANCE 50 0 0 12 RELEASE 50 0 0 13 TERMINATE 50 0 0FACILITY ENTRIES UTIL. AVE. TIME AVAIL. OWNER PEND INTER RETRY DELAY MACHINA1

18、51 0.986 79.259 1 101 0 0 1 0 MACHINA2 50 0.967 79.267 1 0 0 0 1 0QUEUE MAX CONT. ENTRY ENTRY(0) AVE.CONT. AVE.TIME AVE.(-0) RETRY LINE 2 1 102 16 0.426 17.127 20.313 0CEC XN PRI M1 ASSEM CURRENT NEXT PARAMETER VALUE 102 0 4097.116 102 3 3FEC XN PRI BDT ASSEM CURRENT NEXT PARAMETER VALUE 103 0 4140.

19、039 103 0 1 101 0 4166.044 101 6 74. 結(jié)果分析：次數(shù)加油器1的利用率加油器2的利用率汽車平均等待時間10.9850.9740.08720.9860.97243.51830.9910.9855.21540.9580.96230.9850.9810.97420.44960.9860.96717.12770.9810.9128.00280.9760.95111.15790.9890.9841.474100.9870.96825.7866平均值0.9820.963431.37956方差9E-050.00042471111111185.28893985置信上限0.98

20、0834620880.9822587534541.117061159置信下限0.970165379120.9701412465521.642058841五、1. 實驗素材：（選作）某診所有2個位醫(yī)生，普通病人以每隔7±5分鐘的速率到達，每次看病需10±6分鐘，急診病人以每隔60±40分鐘速率到達，每次看病需25±15分鐘，急診具有優(yōu)先級，可以優(yōu)先服務，請仿真100小時，估算急診病人和普通病人的平均排隊等待時間。要求：利用GPSS語言在計算機上編制仿真程序?qū)崿F(xiàn)仿真，同時對仿真結(jié)果進行分析。2.源程序：GENERATE 7,5QUEUE LINE1TRANS

21、FER BOTH,X_1,X_2X_1 SEIZE DOCTOR1DEPART LINE1ADVANCE 10,6RELEASE DOCTOR1TERMINATEX_2 SEIZE DOCTOR2DEPART LINE1ADVANCE 10,6RELEASE DOCTOR2TERMINATEGENERATE 60,40PRIORITY 1,QUEUE LINE2TRANSFER BOTH,X_3,X_4X_3 SEIZE DOCTOR1DEPART LINE2ADVANCE 25,15RELEASE DOCTOR1TERMINATEX_4 SEIZE DOCTOR2DEPART LINE2AD

22、VANCE 25,15RELEASE DOCTOR2TERMINATEGENERATE 6000TERMINATE 1START 13. 輸出報告： GPSS World Simulation Report - Untitled Model 1.14.6 Sunday, April 15, 2012 14:21:06 START TIME END TIME BLOCKS FACILITIES STORAGES 0.000 6000.000 29 2 0 NAME VALUE DOCTOR1 10001.000 DOCTOR2 10002.000 LINE1 10000.000 LINE2 10

23、003.000 X_1 4.000 X_2 9.000 X_3 18.000 X_4 23.000 LABEL LOC BLOCK TYPE ENTRY COUNT CURRENT COUNT RETRY 1 GENERATE 859 0 0 2 QUEUE 859 0 0 3 TRANSFER 859 4 0X_1 4 SEIZE 424 0 0 5 DEPART 424 0 0 6 ADVANCE 424 0 0 7 RELEASE 424 0 0 8 TERMINATE 424 0 0X_2 9 SEIZE 431 0 0 10 DEPART 431 0 0 11 ADVANCE 431 1 0 12 RELEASE 430 0 0 13 TERMINATE 430 0 0 14 GENERATE 102 0 0 15 PRIORITY 102 0 0 16 QUEUE 102 0 0 17 TRANSFER 102 0 0X_3 18 SEIZE 55 0 0 19 DEPART 55 0 0 20 ADVANCE 55 1 0 21 RELEASE 54 0 0 22 TERMINATE 54 0 0X_4 23 SEIZE 47 0 0 24 DEPART 47