搜索 - 科创

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固体火箭结构诸元的计算方法注：1、本计算方法仅提供一种计算的思路，各种计算公式算法，尚可根据实际情况选取、化简或另行拟定。本系列主题关系着火箭设计制造的成败，因此非常重要。

计算方法：火箭滞空时间*0.6，得到大致下落时间。因下落速度并不快，所以可粗略算做自由落体。然后，此时间*9.8，得Vt，也就是末速。根据Vt=根号2gh，g=9.8，即可算得大致高度。

因此，仍需寻求常见无机物、一般有机物的生成焓数据文献和计算方法。目前已知的方法包括利用已知物质的生成焓和反应热间接计算、利用键能计算（同一键型的键能在不同化合物中有所不同，需要修正）、量子力学计算等。

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