生产系统建模和仿真上机报告1

1、一、1.实验素材：某小邮电所的顾客到达时间间隔为18+6分钟的均匀分布，邮局职员对每个顾客的服务时间服从16+4分钟的均匀分布，系统为只有一个服务员的等待制排队系统，试对100个顾客做仿真，并求：(1)系统的平均等待队长；(2)顾客在系统中的平均等待时间；(3)系统服务员忙的概率要求：利用GPSS语言在计算机上编制仿真程序实现仿真，同时对仿真结果进行分析。2.源程序：GENERATE 18,6QUEUE LINESEIZE BARBERDEPART LINEADVANCE 16,4RELEASE BARBERTERMINATE 1START 1003. 输出报告： 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. 结果分析： 置信区间的算法次数平均等待队长平均等待时间服务员忙的概率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.实验素材：有一个理发店只有一个理发师，顾客到达间隔服从=0.2人/分的负指数分布，服务员对顾客的理发时间服从=0.4人/分，假设理发店等待的顾客座位只有三个，若到达的顾客发现所有这些座位已被占领，则不等待便离去。试仿真100个顾客，并求：（1）系统服务员忙的概率；（2）100个顾客中由于座位已被占而没有接受服务离开系统的顾客数。要求：利用GPSS语言在计算机上编制仿真程序实现仿真，同时对仿真结果进行分析。注：参数为=0.2人/分的负指

6、数分布可用系统自带的负指数分布随机数产生，函数为：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. 输出报告： 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. 结果分析：次数服务员忙的概率离开的顾客数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.实验素材：某汽车加油站只有一台加油器，加油的汽车到达间隔时间为100+10秒的均匀分布。到达加油站后先排队等候再加油，加油服务时间为80+8秒的均匀分布。加油后司机要去缴费窗口排队等待缴

10、费，缴费时间为50+30秒的均匀分布。试对100个顾客做仿真，并求：（1）加油站与缴费窗口的利用率；（2）加油站与缴费处顾客的平均等待时间。要求：利用GPSS语言在计算机上编制仿真程序实现仿真，同时对仿真结果进行分析。2.源程序：GENERATE 100,10QUEUE LINE1 SEIZE MACHINA1DEPART LINE1ADVANCE 80,8RELEASE MACHINA1QUEUE LINE2SEIZE MACHINA2DEPART LINE2ADVANCE 50,30RELEASE MACHINA2TERMINATE 1START 1003. 输出报告： 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. 结果分析：次数加油站使用率缴费窗口使用率加油站平均

14、等待时间缴费窗口平均等待时间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.实验素材：在第3题中，若加油站有两台效率相同的加油器，而加油的汽车排一个队(省去

15、缴费环节)。设加油的汽车到达间隔时间为40+10秒的均匀分布。试对100个顾客做仿真，并求：各个加油器的利用率和汽车的平均等待时间。要求：利用GPSS语言在计算机上编制仿真程序实现仿真，同时对仿真结果进行分析。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.输

16、出报告： 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. 结果分析：次数加油器1的利用率加油器2的利用率汽车平均等待时间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. 实验素材：（选作）某诊所有2个位医生，普通病人以每隔7±5分钟的速率到达，每次看病需10±6分钟，急诊病人以每隔60±40分钟速率到达，每次看病需25±15分钟，急诊具有优先级，可以优先服务，请仿真100小时，估算急诊病人和普通病人的平均排队等待时间。要求：利用GPSS语言在计算机上编制仿真程序实现仿真，同时对仿真结果进行分析。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. 输出报告： 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