Technical renovation of raw coal system at north branch of Huaibei coal preparation plant

In order to solve the problem existed in north branch of Huaibei coal preparation plant,the technical renovation was conducted on classification screen,the distributing plate of head of chute and the receiving chute under the raw coal classification screen in the raw coal system,which renovation effectively improved the flexibility and reliability of the raw coal system,increased the production efficiency and eliminated the hidden danger in production.