第133章 重点(1 / 2)

第133章重点

要知道,航空发动机是一种高度复杂和精密的热力机械,是飞机的心脏,发动机的价值量占整机价值的20%-30%。在航空发动机中,叶片是一种特殊的零件,它数量多,形状复杂,要求高,加工难度大,一直以来是发动机生产的关键。

推重比是衡量发动机性能的重要技术指标,鉴于当前可实现涡前燃气温度高于涡轮叶片承载温度,使用高性能叶片材料可以提高涡轮进口温度,使航空发动机在重量不变的情况下获得更大的推力,从而提高推重比。

相关研究显示,涡轮进口温度每提高100℃,航空发动机的推重比能够提高10%左右。

“据说,现有推重比勉强摸到10一级的发动机涡轮进口平均温度达到1600℃,很多预计未来规划,新一代发动机的涡轮进口温度有望达到1800℃左右。”成华南的声音,激动的有些飘忽,

“咱们的T5新材料,能够承受2400℃的高温冲击,直接跨越了两千这个门槛!”

谢院士内心的情绪一样汹涌澎湃,玩了一辈子材料,他们很明白这个数据代表什么,

也就是相当于,他们如今的战机发动机,用上这种新型材料,再配上远比以往轻的T4新型钛铝合金机身材料,所叠加的效果,真的做到了一加一等于N,让他们的战机推重比能一跃奋起,甩开世界普遍水平,往翻倍大幅度迈进。

这是什么概念,这是不敢想象的概念!

“吴桐,组织当给你记一大功!”一种用处最广的机身材料,一种性能要求最高的叶片材料,两手准备,双向开花,优化发动机改进方向、辅助完善机型设计···吴桐给中华航空,带来了跨越式的进步奇迹。

“是谢院士指导的好,也都是老师忙前忙后,做好了完善的准备,我只是做了些设计和时间跟进工作!”吴桐摇摇头,除了推演设计材料模型,和老师一起安排实验,其他她真没做太多,不能居功。

不过,实体材料达到了她预期的数值,还是很让人高兴。

“万幸,实验一切顺利,老师,谢院士,忙了一天了,你们休息下吧。明天开始重复制备验证流程,之后还要让这些叶片在真正极端环境下去再验证验证!”要为中华雄鹰服务的材料,半丝容不得马虎,务必得千锤百炼,成千上万次的测验都不足为奇,每一项都要精密到极致,才是对人民和飞行员的负责。

“我再梳理推导一下制备工艺流程,总算不负所托!”

吴桐这才有空看了眼时间,又是已经深夜,今天的午饭、晚饭,都是在实验室里抽空对付两口,一众人的心思,都集中在实验上。

“哈哈···应该是超乎预料的惊喜,都是大功臣,来来来,我给你们准备好了夜宵,都先好好垫垫肚子,再安排人送你们回去休息!”材料出炉,接到通知,紧急赶过来负责保密督管的郑洪明,笑着招呼着。

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