Analysis and solution of the main problems of boiler in 2×600 MW orimulsion oil power plant

The 2×600 MW boiler of Zhanjiang Orimulsion Power Plant is the first boiler specially designed for burning orimulsion oil. Some problems existed in the plant,such as that the boiler can not get designed load,the ash conveying system was blocked,the air preheater was blocked and others. The reasons of these problems were analyzed,and,by research,the methods solving these problems were given.