PROGRAM
“Show how exitlogic works”
DEFINITION
frontend :RESOURCE = {CAPACITY = 1};
dumpsite :RESOURCE = {CAPACITY = 1};
LABELS = {start};
payperload = 400;
costpertruck = 1000;
numberoftrucks = 1; “Number of trucks to begin study”
trucksdumped = 0;
gross=0;
expenses = costpertruck * numberoftrucks;
profit = 0;
CONTROL
STOPTIME=480;
“WATCHLIST = {frontend, dumpsite};” “Remove watchlist to print output to screen”
EXITLOGIC
“NOTE! You cannot have a WATCHLIST and print to the screen”
“You can print to a disk on file, but not the screen.”
profit = gross – expenses;
PRINTLN{‘ Profit = ‘, profit: 15:2 }; “This will print to screen”
END; “End of Exitlogic”
LOGIC “Logic for controlling arriving trucks”
ARRIVE {TIME=0,LIMIT=numberoftrucks};
start: SEIZE{NAME=frontend, UNITS=1};
WAIT{TIME=EXPD(10)};
RELEASE {NAME=frontend};
WAIT{TIME=CUNIFORM(30,35)};
SEIZE{NAME=dumpsite};
WAIT{TIME=EXPD(2)};
RELEASE {NAME=dumpsite};
gross = gross + payperload;
trucksdumped = trucksdumped+1;
WAIT{TIME=CUNIFORM(20,25)};
GOTO start;
END.
Resulting output:
MOR/DS 1.00
MODEL DESCRIPTION
****************************************************
PROGRAM
“Show how exitlogic works”
DEFINITION
frontend :RESOURCE = {CAPACITY = 1};
dumpsite :RESOURCE = {CAPACITY = 1};
LABELS = {start};
payperload = 400;
costpertruck = 1000;
numberoftrucks = 1; “Number of trucks to begin study”
trucksdumped = 0;
gross=0;
expenses = costpertruck * numberoftrucks;
profit = 0;
CONTROL
STOPTIME=480;
“WATCHLIST = {frontend, dumpsite};”
“Remove watchlist to print output to screen”
EXITLOGIC
[ 1] “NOTE! You cannot have a WATCHLIST and print to the screen”
[ 2] “You can print to a disk on file, but not the screen.”
[ 3] profit = gross – expenses;
[ 4] PRINTLN{‘ Profit = ‘, profit: 15:2 }; “Print to screen”
[ 5] END; “End of Exitlogic”
LOGIC “Logic for controlling arriving trucks”
[ 1] ARRIVE {TIME=0,LIMIT=numberoftrucks};
[ 2] start: SEIZE{NAME=frontend, UNITS=1};
[ 3] WAIT{TIME=EXPD(10)};
[ 4] RELEASE {NAME=frontend};
[ 5] WAIT{TIME=CUNIFORM(30,35)};
[ 6] SEIZE{NAME=dumpsite};
[ 7] WAIT{TIME=EXPD(2)};
[ 8] RELEASE {NAME=dumpsite};
[ 9] gross = gross + payperload;
[ 10] trucksdumped = trucksdumped+1;
[ 11] WAIT{TIME=CUNIFORM(20,25)};
[ 12] GOTO start;
[ 13] END.
—————————————————-
Simulation Clock : 480.00
Block Information
___Stmt___Line______Label_________Name_______Total___Current
1 1 ARRIVE 1 0
2 2 START SEIZE 7 0
3 3 WAIT 7 0
4 4 RELEASE 7 0
5 5 WAIT 7 1
6 6 SEIZE 6 0
7 7 WAIT 6 0
8 8 RELEASE 6 0
9 9 ASSIGNMENT 6 0
10 10 ASSIGNMENT 6 0
11 11 WAIT 6 0
12 12 GOTO 6 0
——————— Resources ———————–
FRONTEND
Capacity = 1 Current Units = 0
Total Number = 7 Maximum Entities = 1
Maximum Average Average Std Dev Average
Units Util. Units Units Time
1 0.257 0.26 0.44 17.61
Default Queue Statistics
No entries.
DUMPSITE
Capacity = 1 Current Units = 0
Total Number = 6 Maximum Entities = 1
Maximum Average Average Std Dev Average
Units Util. Units Units Time
1 0.029 0.03 0.17 2.35
Default Queue Statistics
No entries.
——————– Global Variables ————————
PAYPERLOAD = 400.00
COSTPERTRU = 1000.00
NUMBEROFTR = 1.00
TRUCKSDUMP = 6.00
GROSS = 2400.00
EXPENSES = 1000.00
PROFIT = 0.00 <– Note his first opinion of PROFIT
Profit = 1400.00 <– Note his opinion of Profit after EXITLOGIC has run
<– Note also the change in spelling
Compile time: 0.06 (Secs.)
Run time : 0.00 (Secs.)
Total memory available : 216986
Memory used by model : 3321
Maximum dynamic memory used: 226
Total memory used : 3547
