固体燃料火箭发动机是战术导弹武器的主要动力装置,当今世界各国的160多种现役战术地地、地空、海防等战术导弹中,有137种采用固体火箭发动机,占85％。可以预计,在相当长时间内,固体发动机仍将在导弹动力装置中占据优势地位。固体发动机得到如此广泛的应用,与其本身特点有关,主要特点是: Solid-fuel rocket engines are the main power plant of tactical missile weapons. Of the over 160 active tactical, land-based and coastal defense tactical missiles in various countries of the world today, 137 adopt solid rocket motors, accounting for 85%. It can be predicted that for a long period of time, the solid-state engine will still dominate the missile power plant. Solid engine has been such a wide range of applications, with its own characteristics, the main features are: