Given CFB coal boiler coal storage block was a common problem, in order to provide a useful reference to CFB boiler coal warehouse design and renovation, the prevention of domestic coal block several common ways were studied, including hyperbolic coal bucket, laying smooth lining, mechanical dredge and air guns, etc., Detailed analysis of the advantages and disadvantages of its applicable conditions were made. Prevention CFB boiler coal storage block coal should be adapted to local conditions, so as to take the most optimal solution.