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第2549章 智慧的碰撞 3(2 / 2)

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那么好了,历史上的所谓的87号燃油是什么意思呢?意思是,这种汽油的抗爆震能力和87%的异辛烷和13%的正庚烷混合物是相同的,(异辛烷的抗爆震性能比正庚烷更好)所以异辛烷比例越大,那么抗爆震效果越好。也意味着它所代表的燃油性能更好。

那么现在问题来了,战争中所谓的130号燃油是怎么得出来的呢?毕竟在完全是辛烷的情况下也只有100啊!原因很简单,添加抗爆震剂来提高啊!实际上,所谓的130号燃油所代表的意思就已经不再是所谓的异辛烷比例了。而历史上,在2战前出现的最好的添加剂就是四乙基铅系列了。

那么好了也许有人要问了,为何添加水和乙醇就不会爆震了?原因很简单,首先加入水和乙醇混合物会导致温度降低,而爆震产生的原因之一就是因为温度和压力导致提前开始燃烧,另外一方面是乙醇的抗爆震性能更好,而水蒸气是不会爆震的……。所以在加入了乙醇和水之后,汽缸内的混合物抗爆震性能自然会有较大的提高!

不过现在对于现在这个位面,无论是德国人还是美国人还没有进化到开始使用各种添加剂来提高燃油性能的程度,甚至就连后世最简单粗暴的喷射水和乙醇混合物这种应急的办法也只是想出来而没有去实践。那么各参战国的解决办法是什么呢?德国人的办法很简单,因为他们发现罗马尼的燃油品质比较高,所以就直接限定航空发动机用罗马尼亚出产的原油,并且尽量提高炼油水平。至于协约国呢?处置办法也很简单,限制功率呗……。到了一定温度和压力会导致爆震,那就降低功率不就行了?

“用水和乙醇的混合物来提高临时爆震性能只是应急的办法,实际上我们应该还是从燃料的角度出发,来提高抗爆震性,所以我们目前正在想办法合成某种添加剂来提高这种性能。只不过这需要时间以及巨大的投入。”亨克尔说道。

最终在讨论结束之后,亨克尔对于马塞尔的评价还是很高的,毕竟后者在航空理论方面确实有非常深厚的造诣,一些方法也很不错。这是最难能可贵的!

而在技术细节上也有独到之处,比如说随后参观的放置在机翼内部的两挺大口径机枪上特意安装的减震器用来减少射击时,机枪的震动对飞行的影响。

“马塞尔.布罗歇是一名非常不错的飞机设计师,他绝对代表了法国航空业的最高水平,如果有这样一位大师能够加盟巴伐利亚航空业的话,对于我们的事业来说无疑有非常重要的作用。”亨克尔在给王储的信中这样写道。

第二更奉上~~~!求订阅求打赏~~~!!!

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