| Lots of data of electric plant contains information, but the information is not found, it stayed in the sea of DCS data. The application of DW and OLAP is very useful, it makes full use of the data in DCS, it dredges up the data, so, it make safeguard of the plant. The paper builds up a DW, and, there is a interface, JAVA make them have relation. The paper make a analysis to Water recovery condenser,we can input tw',tw'',Dn,ps and so on, DW make operation and analysis ,outcome will be displayed on the interface, we can judge the equipment cleaning or not, it can give an alarm ahead in some degree. In addition, the whole time of connection, operation, display between interface and background is 3 seconds at most, this can achieve the request of quick feedback in plant. |
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