Under the background of rapid development of science and technology,voltage,current,switching quantity in modem industrial production are important controlled parameters,in the metallurgical manufacturing industry,temperature is a very important physical parameter in the production process of the device,the need for strict control of the temperature of various heating furnaces,real-time monitoring of its temperature changes,to ensure that the temperature in the furnace to meet the needs of manufacturing devices.Resistance furnace has a wide range of applications in metal heat treatment,is an important industrial equipment for metal forging heating and sintering.The temperature control of resistance furnace adopts automatic control system to realize intelligent management,ensure the uniformity of furnace temperature and the uniformity of parts temperature,and improve the reliability and stability of production.The difficulty of temperature control of resist-ance furnace is analyzed,and a design scheme of temperature control system of resistance furnace based on ARM processor is proposed,which can improve the precision of temperature control of resistance furnace and ensure the stability of industrial production.
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