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Title: Decision support systems and methods for complex networks

Patent ·
OSTI ID:1035797

Methods and systems for automated decision support in analyzing operation data from a complex network. Embodiments of the present invention utilize these algorithms and techniques not only to characterize the past and present condition of a complex network, but also to predict future conditions to help operators anticipate deteriorating and/or problem situations. In particular, embodiments of the present invention characterize network conditions from operation data using a state estimator. Contingency scenarios can then be generated based on those network conditions. For at least a portion of all of the contingency scenarios, risk indices are determined that describe the potential impact of each of those scenarios. Contingency scenarios with risk indices are presented visually as graphical representations in the context of a visual representation of the complex network. Analysis of the historical risk indices based on the graphical representations can then provide trends that allow for prediction of future network conditions.

Research Organization:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-76RL01830
Assignee:
Battelle Memorial Institute (Richland, WA)
Patent Number(s):
8,126,804
Application Number:
12/409,103
OSTI ID:
1035797
Country of Publication:
United States
Language:
English

References (3)

Have Green ¿ A Visual Analytics Framework for Large Semantic Graphs conference December 2006
Visualizations for Power System Contingency Analysis Data journal November 2004
Visualizing Real-Time Security Threats Using Hybrid SCADA / PMU Measurement Displays conference January 2005

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