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第20章 研发进展(1 / 2)

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在饭局上,郑明辉也与各部门负责人相互认识,其中陈逸风对郑明辉最为关切。

他现在按周世航之前设定的发动机结构造出的工程样机,其材料完全不能达到要求,只能暂时依靠快速制造出来的3D打印金属件进行短暂的测试来一点点积累完善结构数据,想要真正的制造出一台可以长时间试车的发动机都不行。

郑明辉经过了解后,才明白他现在身上所负担的重任,新款发动机材料急需由他提供。

饭后,周世航提议众人慢慢溜达回公司,消消食。郑明辉由于身上重担,急于先回公司实验室,周世航再三劝说下不成,只得先由郑明辉一人回实验室。

“看,这才是做事的人,你懂我意思吧,小叶。”周世航搂着叶思宇的肩膀。

叶思宇好不容易才把周世航推开,听到后立马回道:“是啊是啊,真不知道是谁给了一点结构和代码就迫不及待的跑去琼省吹海风了呢,更可气的每周邮件发了也不回。”

周世航打了个哈哈,“那不是忙着火箭发射吗?我现在回来,也没其他麻烦事了,你邮件我有看的,只是看推进的不错,就没回。说正事,我看你都在风洞测试4回了,数据还是不行,具体到底哪有问题?”

叶思宇叹了口气,“你这完全没看完报告嘛。最后一次的风洞数据表明,在50-75km左右的高空下,箭体如果以20马赫速度以上通过,控制栅格完全无法控制高温等离子体,甚至会被侵蚀破坏。

我们联系了航天局,看看他们那边有没有不涉密的材料可以卖我们,看能不能选出能承受足够温度冲击的材料。”

“又是材料问题吗?”周世航若有所思,“材料问题你可以放放,等郑明辉把新材料弄出来后你去试试新材料能不能满足要求。”

“周总啊,你为什么对郑明辉那么有信心?材料研发可是很赌运气的,而且我们时间不多不是吗?我看你的研发表上上明年我们新火箭可是要完成试飞的。”

叶思宇完全不懂为什么聪明的周世航会在材料上全力押注到郑明辉身上,但他只希望公司不会被材料研发拖累到破产,毕竟材料学至今都可以说是运气学科。

周世航又看向徐正,还没开口,徐正便立马说道:“箭体研发一切都按预定计划在走,包括你强调的芯一级火箭内部也有加强,燃料贮存箱我们也用了分隔设计,这些都是很常见的设计要求,没什么难的,重点在于隔热层。

因为有回收的要求,那么箭体外壳肯定不能经过一两次烧蚀就破坏,那么传统的铝锂合金肯定需要外面附加一层类似航天飞机的隔热瓦,或者我们也跟星舰一样使用不锈钢,但那自重也太大了,如果要完成我们设定的可回收LEO载荷30吨以上的话,动力部门可能就有话要说的。”

“那不可能,周哥,如果箭体真用不锈钢,按我们现在开发的发动机推力,LEO最多20吨,还是全力推进,不可回收。”

陈逸风立马说道,“而且不锈钢也太离谱了吧,马谊朗今年2月发布会也只是提了下星舰会使用不锈钢,但我相信他们最终会因为发动机而妥协的,一定不会用不锈钢。”

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