Andrea Schröder Germany Session 3 – Block 2 – Update Barcelona 12-15 May 2003 GbR mbH © 1...
-
Upload
antony-jefferson -
Category
Documents
-
view
213 -
download
0
Transcript of Andrea Schröder Germany Session 3 – Block 2 – Update Barcelona 12-15 May 2003 GbR mbH © 1...
1Andrea Schröder Germany Session 3 – Block 2 – Update
Barcelona 12-15 May 2003
GbR mbH ©
Web-based supervisory control and data acquisition
Andrea Schröder (FGH), Michael Schwan (FGH), David Leal (CAESAR Systems), Sönke Michelsen (E.ON Netz GmbH), Harald Braun (Integrierte Informationssysteme GmbH), Tor Sannes (Powel ASA)
2Andrea Schröder Germany Session 3 – Block 2 – Update
Barcelona 12-15 May 2003
GbR mbH ©
Motivation• State of the art
– Proprietary SCADA technologies
– Inefficient handling of structured numeric data on the Web
• Future– Low-cost, generic architecture for web based SCADA
applications
– New Web data type for bulk numeric SCADA data
3Andrea Schröder Germany Session 3 – Block 2 – Update
Barcelona 12-15 May 2003
GbR mbH ©
Structured semantic data blockExtract and download subsets
variables
positionsstates/times
semantics
Gigabytes of structured
data
4Andrea Schröder Germany Session 3 – Block 2 – Update
Barcelona 12-15 May 2003
GbR mbH ©
Summary
• Generic ontology for the engineering domain is finally available on the Web
• Application specific ontologies for arbitrary SCADA applications can be build on top
• Semantic interface grants access to data of the Web data-type and ensures an efficient handling of bulk numeric data
Substitution of proprietary SCADA systems