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Prezentace aplikace PowerPoint

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Title: Prezentace aplikace PowerPoint Author: Supervisor Last modified by: Fabry Created Date: 9/22/2003 3:47:19 PM Document presentation format: P edv d n na ... – PowerPoint PPT presentation

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Title: Prezentace aplikace PowerPoint


1
Project Management
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
2
Project Management
  • Project

Activity 5
Activity 2
Activity 1
Activity 7
Activity 3
Activity 4
Activity 6
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
3
Project Management
NETWORK graphical representation of the project
Activity ? Node
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
4
Project Management
NETWORK graphical representation of the project
Activity ? Arc
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
5
Project Management
  • Event

Activity ADesign a car
Activity BMake a prototype
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
6
Project Management
Activity A immediately PRECEDES activity B
Activity B immediately SUCCEEDS activity A
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
7
Project Management
Activity A is the predecessor of Activity B and C
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
8
Project Management
Activity E (Prototype test) follows Activity B
Activity D (Prototype presentation) follows
Activity B and C
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
9
Project Management
Activity Requirements
- time
- money (cost)
- material
- machines
- people
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
10
Project Management
Phases of Project Management
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
11
Project Management
Methods
Deterministic time
Probabilistic time
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
12
Project Management
CPM
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
13
Project Management
CPM
  • Finish time of the project
  • Start and finish times of each activity
  • A critical path consisting of critical activities
  • Non-critical activities and their possible delay

_______________________________________________
____________________________ Operations
Research ? Jan Fábry
14
Project Management
CPM
Example - Music DM, Inc.
  • Christmas compilation of Czech carols
  • 11 activities

1) Songs Selection
2) Mastering
3) Promotion Material Elaborating
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
15
Project Management
CPM
Example - Music DM, Inc.
  • 11 activities

4) Customers Analysis
5) Promotion Material Production
6) Make CD Copies
7) Customers Selection
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
16
Project Management
CPM
Example - Music DM, Inc.
  • 11 activities

8) Data to Printing House
9) Promotion Material to Printing House
10) Laser Print
11) Mailing
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
17
Project Management
CPM
Example - Music DM, Inc.
Activity Description Duration Predecessors
A Songs Selection 15 None
B Mastering 8 A
C Promotion Material Elaborating 6 A
D Customers Analysis 7 A
E Promotion Material Production 4 C, D
F Promotion Material to PH 5 E
G Customers Selection 3 D
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
18
Project Management
CPM
Example - Music DM, Inc.
Activity Description Duration Predecessors
H Make CD Copies 12 B, D
I Data to PH 3 G
J Laser Print 9 F, I
K Mailing 8 H, J
  • All the envelopes have to be delivered until
    December 12
  • Objective set the starting date of the project

_______________________________________________
____________________________ Operations
Research ? Jan Fábry
19
Project Management
CPM
Example - Music DM, Inc.
Solution - CPM
1) Construct the network
2) Event analysis
- forward pass
- backward pass
3) Activity analysis
- critical activities
- noncritical activities
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
20
Project Management
CPM
Example - Music DM, Inc.
1) Construct the network
One start node one end node
Each activity ? one arc
Two nodes are connected maximally by one arc
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
21
Project Management
CPM
Example - Music DM, Inc.
1) Construct the network
i lt j
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
22
Project Management
CPM
Example - Music DM, Inc.
Activity Description Duration Predecessors
A Songs Selection 15 None
B Mastering 8 A
C Promotion Material Elaborating 6 A
D Customers Analysis 7 A
E Promotion Material Production 4 C, D
F Promotion Material to PH 5 E
G Customers Selection 3 D
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
23
Project Management
CPM
Example - Music DM, Inc.
Activity Description Duration Predecessors
H Make CD Copies 12 B, D
I Data to PH 3 G
J Laser Print 9 F, I
K Mailing 8 H, J
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
24
Project Management
CPM
Example - Music DM, Inc.
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
25
Project Management
CPM
Example - Music DM, Inc.
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
26
Project Management
CPM
Example - Music DM, Inc.
2) Event analysis - forward pass
The earliest event time for a node is the
earliest time at which all the preceding
activities have been completed.
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
27
Project Management
CPM
Example - Music DM, Inc.
2) Event analysis - forward pass
Ascending order
ET1 ? ET2 ? ET3 ? ? ETn
The earliest event time for completing a project
is the earliest time of the last event.
T ETn
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
28
Project Management
CPM
Example - Music DM, Inc.
2) Event analysis - backward pass
The latest event time for a node is the latest
time at which the event can occur without
delaying the determined completion time of the
project.
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
29
Project Management
CPM
Example - Music DM, Inc.
2) Event analysis - backward pass
Descending order
LT1 ? LT2 ? LT3 ? ? LTn
The latest event time for completing a project
can be set in the planning process or can be
considered as the earliest event time for
completing a project.
LTn T ETn or LTn TPL gt T
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
30
Project Management
CPM
Example - Music DM, Inc.
3) Activity analysis
Total float
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
31
Project Management
CPM
Example - Music DM, Inc.
3) Activity analysis
Critical activity
TFij 0
if LTn T ETn
TFij TPL - T
if LTn TPL gt T
Noncritical activity
TFij gt 0
if LTn T ETn
TFij gt TPL - T
if LTn TPL gt T
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
32
Project Management
CPM
Example - Music DM, Inc.
3) Activity analysis
Critical path
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
33
Project Management
CPM
Example - Music DM, Inc.
3) Activity analysis
Noncritical activity
1) Start of the activity can be postponed
2) Duration of the activity can be extended
3) Combination of 1 and 2
_______________________________________________
____________________________ Operations
Research ? Jan Fábry
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