搜索 - 科创

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氢气混合惰性气体还是可以用于航模飞艇的，但长时间滞空飞行是旋翼飞行器的特长，至于楼主所说的还真没见过，新型飞艇已经研发成功，美载重250吨巨型飞艇，性能仅限于运输观光和气象观测，有潜在军用价值，预警。

北京时间 2026年10月7日10时57分，风信子卫星团队于安徽省合肥市成功放飞了一枚新一代长滞空高空气球。本次飞行采用 70 英寸超压铝箔气球，填充氦气，载荷质量约 14～16 g。

前段时间考虑过长时间滞空侦察无人机设计。。。想到这么个方法。。。补充：貌似听人说过一部分环氧片1.5米长可以达到200磅拉力，加上无人机自身发动机应该够获得一定初速度了？

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