| It is the adoption of isomerous DCS for units in a power station which makes the information of production process as a whole in a enterprise can not be synthetized and integrated, which block the all-around automation to realize in the enterprise. In allusion to problem, the paper following put forward a solution scheme of establishing a general data interface facing DCS control system. Support the Modbus,DDE,OPC agreement one or more discovering numerous home and abroad DCS system as a result of studying when communicating with the external world. The thesis analyses above-mentioned three kinds standards agreement detailed, programming under Visual C++ 6.0 procedure develop platform.Have given out above-mentioned agreement programming difficult point and priority in culture, procedure works as a result of testing long-term stability. |
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