9CaKrnQht8o作者:mil.huanqiu.comgallery形形色色的尾喷管红外隐身设计/e3pmh1dm8/e3pn6f3oh1463548260000责编:徐璐明资料图146354826000011["9CaKrnQhb55","9CaKrnQh6qe","9CaKrnQgSSD","9CaKrnQgPv4"]{"gallery":{"members":[{"desc":"现代军用飞机在设计中很注重先进排气系统,目的是显著降低排气温度,使某些红外导弹无法维持目标锁定。但不管怎么设计,先进排气系统的基本原理都是通过加强灼热的发动机核心气流与外部冷空气的掺混来降低排气温度,从而降低飞机的整体红外辐射。(鸣谢:鼎盛军事 阿姆斯壮)","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011203991.jpg"},{"desc":"F-117“夜鹰”的尾喷管被称作“排气扩散器”,热废气通过一个扁平狭长的槽排出,从而大大增加冷热空气的掺混面积。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011203605.jpg"},{"desc":"在AC-130U“幽灵”炮艇机上,每台发动机的排气管被罩了起来以加强掺混,降低红外辐射,这些罩子在非威胁区域可以拆除以减少重量和损耗。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011203912.jpg"},{"desc":"A-10“雷电II”攻击机虽然没有采用先进排气设计,但两台发动机尾喷管上偏一定角度,给导弹引导头直接看到发动机涡轮造成一点难度,而且排出的热气还能被双垂尾屏蔽。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011201971.jpg"},{"desc":"A-10“雷电II”攻击机虽然没有采用先进排气设计,但两台发动机尾喷管上偏一定角度,给导弹引导头直接看到发动机涡轮造成一点难度,而且排出的热气还能被双垂尾屏蔽。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011201988.jpg"},{"desc":"先进排气系统对军用直升机来说更加重要,不仅要起到屏蔽作用,还能在飞行和悬停中加速冷空气与热废气的混合以降低红外辐射。例如UH-60“黑鹰”系列直升机的HIRSS(悬停红外抑制系统)喷管;","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011201831.jpg"},{"desc":"以及AH-64“阿帕奇”的“黑洞”喷管,除了加速冷热气体混合外,还能阻止红外引导头直视涡轮叶片。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011202843.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011203459.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2016\/0518\/13\/12\/20160518011203135.jpg"}]}}//himg2.huanqiucdn.cn/attachment2010/2016/0518/13/17/20160518011744901.jpg