Application of the HMS system′s clean coal ash closed-loop control technology at Linhuan Coal Preparation Plant

In view of the low intelligentization level of the HMS system, the closed-loop ash control technology is employed by the plant to upgrade the existing ash control system. Application of the smart control technology has made it possible to make accurate control of ash of cleaned coal product in treating raw coal with high dirt content or different kinds of raw coal, ease labor intensity, improve working environment, increase clean coal yield and maintain quality consistence of clean coal product.