M .Bharathi, Dr.C.Selvakumar
The OIL MOVEMENT & STORAGE unit comprises of two Blenders for Euro2 and Euro3 grades, inputs from 6 storage tanks, Naptha sink, storage reservoirs etc. An overview of this unit includes the study of the existing system and attempts towards enhancements of the same using PLC. The major advantage of using PLC is that we can easily understood and reprogrammed and number of input parameters. The second part deals with the implementation of the study into fabrication of the prototype of OM/S and execution of simultaneous control of three parameters (Temperature, Flow, and Level). Moreover a ladder diagram is designed for the same. Key words: PLC, PID controllers,ladder diagram
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