Automatic Control Design and Instrument Selection Analysis of Petroleum Catalytic Cracking Fractionation System
In this paper,according to the"design regulations of automatic control engineering of chemical plant",the liquid level,temperature and pressure of fractionating tower,reaction-regeneration system,return oil tank and stripping tower of catalytic cracking fractionating unit are controlled and tested according to the testing and control requirements of the process,and the process is briefly introduced.The appropriate instrument and DCS system were selected according to the characteristics of the catalytic cracking fractionation unit.
petrochemical industrycatalytic crackingreaction-regeneration systemfractionating systemautomatic control designinstrument selectionDCS system
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