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前掠翼

Su-47金雕式战斗机

后掠翼相反,前掠翼这种机翼的外形特点是,其前缘和后缘均向前掠,即掠角为钝角。德国容克斯公司即首飞一种名为Ju-287的前掠翼四发喷气轰炸机。这架飞机使用了前掠角为15°的机翼。俄罗斯的苏-47战斗机为前掠翼飞机的典型代表。

前掠翼飞行器相比于传统后掠翼飞机具有结构、机动、以及可控度上几方面的优势,如更高的缠斗操控能力和更高的升阻比,但重大的缺点在于翼尖和翼根在高速高机动下承受的巨大应力,材料强度要求高,且翼尖振颤至今没有妥善解决法,也导致至今没有量产型飞机用前掠翼只停留在试验机。

飞机

实际的前掠翼飞机有:

  • 中华民国抗战时期(1944年)“研驱一式”机(XP-1)验证机
  • HFB-320商业喷射机
  • X-29:格鲁曼开发的验证机
  • LET L-13 Blaník
  • Cessna NGP:赛斯纳单引擎原型机
  • Su-47金雕式战斗机,俄罗斯的五代实验战机
  • KB SAT SR-10:俄罗斯新型轻型双座教练机
  • ju287
  • ef131

外部链接

中国飞机外篇(之十六) 昙花一现 中国早期 XP-1 研驱一式机的故事 (XP-1)

参看

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前掠翼
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