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( )1- : (cpm) 2- ( GERT, PERT ) . . - - . . , .GERT:(Graphical Evaluation & Review Technique) PERT:(Program Evaluation & Review Technique) CPM: Critical Path Method
:1- : , , , , 2- ( project planning) 3- 4- 5- : ,
6000 . 1917 . 1950 . 30 40 . 1957 . Lockheed Aircraft Booz, Alien, and Hamilton 1959 PERT .Due Pont and Remington and Univac 1959 / (CPM) .
: . 1- , . : : : : .-12- 3-
2- , .deliverable : 1- .2- 3- . .
3- . , . . 4- . . . . ((WBS .
5- . (Resource) (renewable resource) (working or labor)(non-renewable resource) (material) .
: - --- ...
: . : :
: .
6- . .(CBS) . .
Production planning
Pm techniquesYesNo
( )
:WBS . . :1- : 80 2.2 . 678 5000000 . 6* 365 * 5000000 =(11 ) 1000 11000 .
2- 20 150 180 .3- ( out source )4- ( i . MARR )
5- 4 6-
7- 8- : : : 1- : . .2-: ..... .3- : .OBS4- ( ) : . customer
6- . .(consultant)7- .(contractors)(out sorce)- : - :
Microsoft project : 1992 user friendly( )
Primavera: .
:1- :Scope timecost2- 3-
2- 850 20% 3- . 4- . PMPM5- .6- 90000 7- .1- . :
:1- 2- ( ) 3-
4- ()
5-
6- :
7- :
WBS: Work Breakdown Structure . . .Activity or Task . .
WBS: Work Breakdown Structure
:
2- :WBS . . 1 2 .
3- :WBS . L1L2L3
WBS WSB 1- 2- 3- 4- :WBS1- .2- .3- 4- .5- 6- .WBSWBSWBSOBS
: . .WBS :1- 2- 3- 4- 5- 6- 7- 8- 9- 10- 11- 12 13- 14- 15- . ( .
: . 10 11 . : :
:1- 2- ( . )WBS . :WBS: PBS( product Breakdown Structure) PBS
: FBS( Functional Breakdown Structure) ( ) ( .PBSPBSFBS
6 : . . .
: . . . :
1- ( ) ( ) .2- .
: : 1- .2- .3- .4- .5- .6- .
:1- .2- 3- .
1- 1-1- 1-2- 2- 2-1- 2-1-1- 2-1-2- 2-1-3- 2-2- 2-2-1- 2-2-2- 2 -3- 2-3-1- 2-3-2- 3- 3-1- 3-2- 3-2-1- 3-2-2- 3-2-3-
: : :Activity on Node (AON) :Activity on Arc (AOA) 1- Activity on Node (AON)
.
---ACDDA,B,C,FEG,H,IABCDEFGHIJ
2- Activity on Arc (AOA) . .Event:1- .2- .3- 3 .1- 2- 3-
:Activity on Arc (AOA) 1- . .
: .
3- . .5- . .
1- .2- .3- .4- .5- . :
:1- : . 1 2 .2- : . :1- .2- .3- .4- 5- .6- ... .
:Ciritical Path Method (CPM)
() --BBCD,EA,CF,G7486912155ABCDEFGH
070441212121241012212133273338
111804412181818152112212133333338
ij .TF = LS - ESTF = LF - EF : . . . . .(Critical Path)
:2115151515131399211111081010330775
: : . .1- 2- 3-
6-17-68-79-89-86-17-68-700001 2-14-28-42-18-44-22222 3-17-33-17-355 3 5-38-58-55-3664
PN (Precedence Network) . .
.
ESDEF LSLF
FS=nSF=nSS=n
FF=n
3 . (30 ) A (30 ) B ( 30 ) C
1SS+102SS+10
1 : 2 : n ( 30 ) ( )1SF+30
: