Cold and hot mixed loading temperature control process based on long-distance furnace profile heating furnace

• Main Authors: WANG ZHIBO, LYU QINGJUN, LYU XIGUI, MA YUMING, GUO YUNSONG, WEI ZHENZHONG
• Format: Patent
• Language: Chinese; English
• Published: 09.05.2023
• Subjects: CHEMISTRY; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS

The invention discloses a cold and hot mixed loading temperature control process based on a long-distance furnace type heating furnace, which specifically comprises the following steps of: firstly, improving the heating furnace, adding a main heat insulation wall among a preheating area, a heating area and a soaking area of the heating furnace, and arranging a plurality of secondary heat insulation walls in the heating area and the soaking area; an infrared temperature detector is arranged in each temperature control interval; the infrared temperature detector is connected to a heating furnace PLC (Programmable Logic Controller); the cold and hot mixed loading temperature control process comprises the following steps of firstly, measuring an initial temperature interval of the heating furnace, secondly, standardizing influence variables of the initial temperature interval of the heating furnace, thirdly, optimizing the influence variables of the heating furnace, and finally, automatically controlling the heat