搜索 - 科创

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常用模拟仿真及计算软件数据与公式：固体火箭发动机特性的计算[部分2分] https://www.kechuang.org/t/6739想用KNDX制造火箭发动机的请进.应该对你有帮助. https://

其实火箭发动机的效率很好判断，火箭向后喷出的燃气速度等于火箭向前飞行的速度，此时效率最高（100%）。道理也很简单，这种情况下喷出的燃气是相对静止的，所有动能都“交给”了箭体。

本来产物分子量就太大了，用于一般的小火箭也许可以，以前的气象火箭，有的就是黑白混药的。看做什么用途、精度和性能的火箭。就“民兵”这样的用途，可以考虑用粉质无机材料加上水玻璃固结，或者用水泥做喷管。

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