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The system structure of data warehouse (DW) for power system is presented, and the design of subject for DW is discussed. Based on common information model (CIM), a general method of dimension modeling for star model of power DW is shown. Five characteristic values are used to validate the model. An example of data modeling for DW of dispatching automation system is shown and validated. The storage...
Data warehouse (DW) technology is an effective method to use the large amount data with complex correlation. This paper describes the structure of the DW of SCADA/EMS. The system is made up of enterprise application integration (EAI) node, real-time data process center (RTDPC), an active DW and management tools. Management tools take in charge with metadata, node configure information and system management...
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