Process Data Acquisition – CHPDA -- Detailed
analysis of quality manage&industrial big data sources |
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56 PDA
system scheme for converter, RH furnace, LF furnace in steel plant |
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61
DDE data interface for displaying real-time
data in Excel
pdaDDEServer.exe writes the real-time value of each channel into the DDE item, with each connection corresponding to a topic and each point corresponding to an item. Method 1: Copy pdaDDEServer.exe into the PDA server directory at D:\PDA, then on the client side, open the shared directory of the PDA server at D:\PDA and run pdaDDEServer.exe. Method 2: Map the shared directory of the PDA server located at D:\PDA to the client's W: drive, and run the client's pdaDDEServer.exe, the method is recommended for use. The operation interface of pdaDDEServer.exe is as follows: Open Excel on the client side, fill in the corresponding item, and the real-time value will be displayed, as shown in the figure below. |
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Apparatus test&Fault diagnosis&Quality analysis |
Millisecond data sampling Real-time data compression Capture signal instantaneous mutation |
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Develop communication protocol, Customized
analysis function, XinChuang domestic obsession
PDAServer
PDAClient