Anastasia Pagnoni

Project Engineering (eBook, PDF)

Computer-Oriented Planning and Operational Decision Making

• Format: PDF

Produktbeschreibung

An efficient, computer-oriented toolbox for the development and supervision of project plans is presented. Several quite different methodologies are introduced and discussed. Practical guidelines are given on when and how to apply each of the selected techniques.

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Produktdetails

• Verlag: Springer Berlin Heidelberg
• Seitenzahl: 239
• Erscheinungstermin: 6. Dezember 2012
• Englisch
• ISBN-13: 9783642756306
• Artikelnr.: 53396006

Inhaltsangabe

1. Survey of Methodologies.- 2. Planning with Temporal Constraints.- 2.1 Graphs, Weighted Graphs, Bipartite Graphs.- Subgraphs.- Digraphs.- Walks in Graphs and Digraphs.- Connected Graphs, Weakly and Strongly Connected Digraphs.- Trees.- Graph Matrices.- Digraph Representation of Plans.- 2.2 Activity Networks.- Planning with Activity Networks.- Activity Network Unfoldings.- 3. Disciplined Planning.- 3.1 Top-Down Development of Plans.- 3.2 Disciplined Planning Syntax.- 4. Planning under Precedence/Duration Constraints: Networking Techniques.- 4.1 No Choices, No Cycles, Known Durations: CPM.- Execution Control: Event Time Bounds.- Critical Paths.- Event Realization Slacks.- Activity Time Bounds.- 4.2 No Choices, No Cycles, Known Direct Costs: Cost-CPM.- Updating of Time Schedule and Cost Plan.- Cost Optimization.- Analytical Cost Optimization Algorithm.- A Heuristic Speeding Up Algorithm.- Operational Considerations.- 4.3 No Choices, No Cycles, Beta-Distributed Durations: PERT.- Probability Distribution of Activity Durations.- The Beta Distribution.- The Critical Path Question.- Investigation of Project Completion Time.- Warnings about Improper Use of PERT.- PERT Cost Planning and Optimization.- Operational Considerations.- 4.4 Choices, Cycles, Random Durations: GERT.- Event Realization "Logics".- Network Structure.- Probability Distribution of Activity Durations.- STEOR Networks and Markov Renewal Processes.- The MRP Method.- Simulation of GERT Networks.- 5. Clock-Independent Planning: Petri Nets.- 5.1 Causal Interconnection of State and Transition Elements: Nets.- Enabling, Steps, Reachability.- Pure Nets, Simple Nets.- S-Graph, T-Graph, Free Choice Net.- Subnets, S-Vectors, T-Vectors.- 5.2 Causal Interconnection of Conditions and Events: CE Nets.- About Petri NetPlans.- 5.3 Causal Interconnection of Resources and Operations: FT Nets.- Incidence Matrix.- Reachability Graph.- Liveness, Stop States and Home States.- 5.4 Conservation of Resource Counts and Reproduction of States: S- and T-Invariants.- Calculation of Invariants.- Project Analysis by Means of Invariants.- 5.5 Representing Operations with Variable Resources Compactly: an Outline of PrT Nets.- 6. Net Plan Executions.- 6.1 Representing Net Plan Executions.- Execution Nets.- 6.2 Figuring Out Execution Alternatives: Control Nets.- 7. Choosing a Course of Action: Operational Decision Making.- 7.1 Execution Alternatives.- 7.2 The Formal Representation of Vagueness: Fuzzy Sets.- 7.3 Fuzzy Attributes.- Attributes over Operations.- Attributes over Alternatives.- Attributes over Executions.- 7.4 Preference Degree of Executions. Optimal Executions.- Weighted Attributes.- 7.5 Clustering Executions into Preference Classes: Fuzzy Outranking.- Fuzzy Outranking Relation.- Classification of Executions.- Singling out Best Executions: Dichotomy.- Partitioning Executions into Preference Classes: Polychotomy.- References.- Further Reading.