介绍了α形火焰炉拱的构造特点、设计、制作以及节能效果。经改前、改后对比，证明α火焰是一种先进的工业锅炉燃烧技术。该技术对以层燃为主的不同类型工业锅炉具有普遍的推广价值。 The structural features, design, manufacture and energy saving effects of α-shaped flame arches are introduced. After the reform, comparison after the change, that α flame is an advanced industrial boiler combustion technology. This technology has a general promotion value for different types of industrial boilers based on layer burning.