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第五十三章 两侧进气阻力小(1 / 2)

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这条横线这么一指,朱组长首先反应过来:“对,就是这样,咱们可以把进气锥的这一部分进行一下改进,用导电橡胶包裹一下,不行的话就再加一层金属网,不过,这个区域一定要计算好!”

众人心中都很兴奋,很多时候,只要转变一个思路,就很容易解决了。

当年国内刚刚发展轿车,几个厂家就发现,自己造出来的轿车,仪表盘总是会反光到前面的玻璃上,怎么改进也不行,这个时候,终于有人想到和国外对比一下了,这一看就找到诀窍了,既然反光,那就干脆把仪表盘上面加一个遮光罩啊!

现在也是这样,雷达波束向下的倾角太大,但是不能调整雷达转动的万向节,那干脆就在这进气罩上下功夫,将进气罩的下部某一部分改造,挡住射向地面的雷达波束。

这个面积多大,是有很大讲究的,太小了,挡不全,太大了,那又会损失太多的能量,这是要精心计算的。

于是,众人就在现场开始了测量,雷达天线的倾角,高度,进气罩的尺寸,秦风已经接过了粉笔,跟着众人一起在地面上直接计算。

不知道什么时候,顾总过来了,看到秦风的表现,很是满意,这才是真正的专家级试飞员,不仅仅是回馈试飞出来的各种问题,更是要共同寻找解决的办法,国内最需要的就是这样的试飞员!

夜幕笼罩了大地,又是紧张的一天过去了,秦风吃过饭,来到了顾总的办公室里。

“顾总,您找我?”秦风问道。

顾总点点头:“秦风同志,我是来向你宣布一件事的。”

秦风顿时表情严肃起来,他要和自己宣布什么?

“咱们的一个气动小组,前赴咱们的兄弟单位吹风洞,现在,数据已经统计上来了。”顾总说道:“让咱们很是惊讶,两侧进气的空气阻力居然比机头进气还要小!”

当时,秦风向顾总提出了反对意见,实践才是检验真理的唯一标准,不能仅仅凭借想象,就认为机头进气方式空气阻力小。

按照秦风的建议,601所分别做了机头进气和两侧进气的模型,去风洞里面一吹,这下结果出来了,居然是两侧的更小。

对这个结果,秦风早就有心理准备了,机头进气绝对是该淘汰的货色了,毕竟,看看西方世界,自从f105战斗机之后,彻底抛弃了机头进气,全面转向两侧进气,为何?

肯定是两侧进气更有效啊。

一架战机,是由多个部分组成的,如果机头进气效率高,那负责气动的设计师们肯定会坚持机头进气,和负责雷达的设计师们打嘴炮的。

但是这种情况没见到,西方全面抛弃了机头进气,肯定是这种方式的劣势更多啊。

“不仅仅是阻力大小的问题。”秦风继续说道:“顾总,我最近一段时间一直在琢磨,咱们的飞机在设计的时候,进气道应该是越短越好,现在咱们的机头进气,那进气道是最长的,对发动机肯定是有不利的一方面的。”

这是秦风琢磨出来的新的方面,看看西方的那些f-15,f-16的战斗机的图片,就可以发现对方的战机,进气道很短,几乎是直通发动机的。

机头进气,内部就得留下进气道,结果有大片的空间都利用不起来,如果改成两侧进气,那机头就能空出很大的空间来。

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