Intelligent frequency conversion control method for circulating fan during tobacco leaf curing in ascending type bulk curing barn
A circulating fan and frequency conversion control technology, applied in the field of flue-cured tobacco curing, can solve the problems of light color, reduced aroma, and reduced oil content of cured tobacco leaves, and achieve the effects of improving softness, enhancing chroma, and increasing aroma and oil content of tobacco leaves
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[0059] Utilize the existing barn equipment, the circulation fan total power is 2.2KW, the conventional method (contrast) of the circulation fan and the circulation fan are set according to the method of the present invention, and the intelligent frequency conversion control (processing) is carried out, and the specific operations are as follows:
[0060] Control: when the target temperature is ≤40°C, the circulating fan is set to low-grade control; when 40°C
[0061] Treatment: according to the method of the present invention, after the tobacco leaves are loaded into the barn as required and started to be baked, an intelligent variable frequency regression equation is constructed according to the following ten situations in t...
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