Time - Cost Tradeoff

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Time - Cost Tradeoff
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2- ???? ????? ????????? ?????
3
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Time - Cost Tradeoff
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4
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Time - Cost Tradeoff
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5
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Time - Cost Tradeoff
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????? ??????
????? ????? (Crash cost)
????? ????? (Normal cost)
??? ???? ????? (Normal Duration)
??? ???? ??????
??? ???? ????? (Crash Duration)
6
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Time - Cost Tradeoff
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7
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Time - Cost Tradeoff
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0 7 7
7 9 16
A
B
2 2 9
9 2 18
0 0 0
18 0 18
Start
Finish
0 0 0
18 0 18
0 10 10
10 8 18
C
D
0 0 10
10 0 18
??? ???? ???? ???? ????? ????? 15 ???? ???????.
8
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Time - Cost Tradeoff
????- ??? ????? ??
B N9, 80,000 C6, 110,000
A N7, 50,000 C5, 62,000
Start
Finish
D N8, 30,000 C6, 42,000
C N10, 40,000 C9, 45,000
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
9
?????? ????-?????
Time - Cost Tradeoff
????- ??? ????? ??
0 7 7
7 9 16
A
B
2 2 9
9 2 18
0 0 0
18 0 18
Start
Finish
0 0 0
18 0 18
0 10 10
10 8 18
C
D
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
0 0 10
10 0 18
10
?????? ????-?????
Time - Cost Tradeoff
????- ??? ????? ??
???1- ???? ??? ???? ?????? C ?? ????? ?? ????
0 7 7
7 9 16
A
B
1 1 8
8 1 17
0 0 0
17 0 17
Start
Finish
0 0 0
17 0 17
0 9 9
9 8 17
C
D
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
0 0 9
9 0 17
11
?????? ????-?????
Time - Cost Tradeoff
????- ??? ????? ??
??? 2- ???? ??? ???? ?????? ?D ?? ????? ?? ????
0 7 7
7 9 16
A
B
0 0 7
7 0 16
0 0 0
16 0 16
Start
Finish
0 0 0
16 0 16
0 9 9
9 7 16
C
D
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
0 0 9
9 0 16
12
?????? ????-?????
Time - Cost Tradeoff
????- ??? ????? ??
???3- ???? ??? ???? ????????? ?D? A ?? ????? ??
????
0 6 6
6 9 15
A
B
0 0 6
6 0 15
0 0 0
15 0 15
Start
Finish
0 0 0
15 0 15
0 9 9
9 6 15
C
D
0 0 9
9 0 15
????? ?????? ????????? ????? ???????? ??? ????
???? ????? ?????23000 ???? ?????.
13
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Time - Cost Tradeoff
???2- ???? ????????? ?????

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• ???? ???? ???? ???? ???. ???? ????????? ?????
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• ????????? ?????? ( ACTIVITY BASED) ? ?????????
  ????????? (PROJECT BASED).

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  ???? ?????? ?????? ???????.

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14
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Time - Cost Tradeoff
Minimum cost optimal project time
Total cost
Cost
Indirect cost
Direct cost
Time
Crashing
Project Duration
15
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Time - Cost Tradeoff
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????? (??? ????????? ?????? ? ?????????)
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????? ????? ???.
16
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Time - Cost Tradeoff
????- ??? ????? ??
???1- ????? ??????? ???????? ?? ??????? ?????
0 7 7
7 9 16
A
B
2 2 9
9 2 18
0 0 0
18 0 18
Start
Finish
0 0 0
18 0 18
0 10 10
10 8 18
C
D
0 0 10
10 0 18
????? ????????? ????0 ?? ?? ???? ????? 10000 ????
???.
17
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Time - Cost Tradeoff
????- ??? ????? ??
B N9, 80,000 C6, 110,000
A N7, 50,000 C5, 62,000
Start
Finish
D N8, 30,000 C6, 42,000
C N10, 40,000 C9, 45,000
????? ????????? ????0 187000126000
??? ????? ??? ????0 326000
????? ?????? ????0 50000800004000030000200000
18
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Time - Cost Tradeoff
????- ??? ????? ??
???2- ???? ??? ????? ?? 17 ???? (???? ???? ??????
C)
0 7 7
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
7 9 16
A
B
1 1 8
8 1 17
0 0 0
17 0 17
Start
Finish
0 0 0
17 0 17
0 9 9
9 8 17
C
D
0 0 9
9 0 17
????? ????????? ????0 177000119000
??? ????? ??? ????0 324000
????? ?????? ????05000200000205000
19
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Time - Cost Tradeoff
????- ??? ????? ??
???3- ???? ??? ???? ????? ?? 16 ???? (???? ??????
?D )
0 7 7
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
7 9 16
A
B
0 0 7
7 0 16
0 0 0
16 0 16
Start
Finish
0 0 0
16 0 16
0 9 9
9 7 16
C
D
0 0 9
9 0 16
????? ????????? ????0 167000112000
??? ????? ??? ????0 323000
????? ?????? ????06000205000211000
20
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Time - Cost Tradeoff
????- ??? ????? ??
???3- ???? ??? ???? ????? ?? 15 ???? (????
????????? ?D? A )
0 6 6
Activity A, 6,000/wk Activity B,
10,000/wk Activity C, 5,000/wk Activity D,
6,000/wk
6 9 15
A
B
0 0 6
6 0 15
0 0 0
15 0 15
Start
Finish
0 0 0
15 0 15
0 9 9
9 6 15
C
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0 0 9
9 0 15
????? ????????? ????0 157000105000
??? ????? ??? ????0 328000
????? ?????? ????012000211000223000
21
?????? ????-?????
Time - Cost Tradeoff
Minimum cost optimal project time
Cost
Project Duration
22
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Project Cash Flow
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23
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Responsibility Matrix
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24
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Responsibility Matrix
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D ?? ?????? ????? ??????? ?? ???????????? ?????
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d ???????????? ?????? ????.
P ????? ?? ?????? ? ?????? ?? ????? ??????.
I???? ???? ???.
25
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Responsibility Matrix
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OBS (Organization Breakdown Structure)
???1 ???2 ???3 ???4
??????1 x d
??????2 x p
??????3 D x




WBS(Work Breakdown Structure)