高效热管式省煤器在硫磺制酸装置中的应用

Application of High-efficiency Heat Pipe Economizer in The Sulfur-burning Sulfuric Acid Plant

省煤器是硫磺制酸装置SO3、SO2炉气换热的主要设备,其换热效果的好坏及使用寿命的长短直接关系到整个装置的稳定生产和热能的有效利用。针对硫磺制酸装置存在的露点腐蚀问题,为实现长期稳定运行,介绍了选用高效热管式省煤器应采取的相关措施。

Economizer is a major piece of equipment for the SO_3,SO_2 burner gas heat exchange in the sulfur-burning sulfuric acid plant,whose heat exchanging performance and service life are directly related to the stable operation of the whole plant and the effective utilization of thermal energy.With regard to the dew point corrosion problem in the sulfur-burning sulfuric acid plant,this article outlines relevant measures for the application of high-efficiency heat pipe economizer so as to achieve long-term stable operation.