Automatic control system for RH refining equipment of steel mill

• Main Authors: LIAO XUECHAO, ZHOU YOU, CHEN ZHENHUAN
• Format: Patent
• Language: Chinese; English
• Published: 31.07.2018
• Subjects: CHEMISTRY; METALLURGY; METALLURGY OF IRON; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS

The invention provides an automatic control system for RH refining equipment of a steel mill. The system comprises a parameter collecting and inputting module, a decarburization control module, an alloy adding module, a temperature control module and a terminal control module, wherein the parameter collecting and inputting module is used for acquiring or inputting initial and target data of moltensteel; the decarburization control module is used for configuring the decarburization treatment time and the decarburization oxygen blowing amount parameters according to the carbon content of the initial and target data of molten steel; the alloy adding module is used for configuring the alloy adding amount and the molten steel acid fusion aluminum amount parameters according to the received theinitial and target data of molten steel; the temperature control module is used for configuring the warming oxygen blowing amount, the warming aluminum adding amount or the steel scrap adding amountparameter according to the