[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f2789e5fr5rhxe":3},{"_id":4,"slug":5,"title":6,"subtitle":7,"kind":8,"cards":9,"tags":22,"categories":23,"source":24,"lang":27,"author":28,"audioState":31,"stats":32,"publishedAt":35,"renderer":36},"6aba6e05ca21c797c7e987bb","a330-300-2-54b9bde9","汉莎航空为空客 A330-300 客机穿上“鲨鱼皮”，燃油消耗有望降低 2%","IT之家 9 月 28 日消息，汉莎航空近日宣布为旗下部分空客 A330-300 型客机安装 AeroSHARK“鲨鱼皮”涂层，使飞机能够像鲨鱼游泳般高效飞行。","news",[10,12,17],{"headline":6,"body":7,"imageUrl":11,"sourceImageUrl":11},"https:\u002F\u002Fimg.ithome.com\u002Fnewsuploadfiles\u002F2026\u002F9\u002F7e9e22dd-fe1e-4c40-b68e-5e145fc10d1a.jpg?x-bce-process=image\u002Fformat,f_auto",{"headline":13,"body":14,"imageUrl":15,"images":16},"据介绍，客机的铝合金机身虽然看起来非常光滑，但细看表面时可以发现，上面充满许多粗糙孔洞。当飞机以 480…","据介绍，客机的铝合金机身虽然看起来非常光滑，但细看表面时可以发现，上面充满许多粗糙孔洞。当飞机以 480 节（IT之家注：890km\u002Fh）速度飞行时，表面始终会附着一层薄薄的空气，存在厚度约 1mm 的黏性底层，其中充满大量涡流产生表面摩擦阻力，约占飞机总气动阻力的 50%。 作为对比，鲨鱼皮肤同样非常粗糙，相信被鲨鱼擦伤过的人都知道。","\u002Fapi\u002Fmedia\u002Fposts\u002Fa330-300-2-54b9bde9\u002F1.webp",{"local":15},{"headline":18,"body":19,"imageUrl":20,"images":21},"鲨鱼皮内微小的齿状鳞片被学者称为“真皮齿突”，也就是一种类似牙齿的鳞片，其表面带有微观凸起的平行脊状结构。当水流过鲨鱼身体时，会形成微小涡流。而在鲨鱼身上，这些…","鲨鱼皮内微小的齿状鳞片被学者称为“真皮齿突”，也就是一种类似牙齿的鳞片，其表面带有微观凸起的平行脊状结构。当水流过鲨鱼身体时，会形成微小涡流。而在鲨鱼身上，这些脊状结构能够将涡流保持在远离皮肤的位置，从而抑制湍流，让鲨鱼能够快速而平稳地游动。 AeroSHARK 涂层模仿了鲨鱼的生物结构。该技术采用人工聚合物制造，表面压制有间距为 50 微米的凹槽，模仿出鲨鱼皮齿突的几何形状、高度和间距。 官方宣称，这种技术可以让飞机飞行时的燃油消耗和碳排放降低约 1%；如果机翼和尾翼也采用这种涂层，降幅最高可达 2%。","\u002Fapi\u002Fmedia\u002Fposts\u002Fa330-300-2-54b9bde9\u002F2.webp",{"local":20},[],[],{"name":25,"url":26},"ITHome","https:\u002F\u002Fwww.ithome.com\u002F1\u002F008\u002F018.htm","zh-cn",{"handle":29,"displayName":30},"spots","Spots",null,{"views":33,"likes":34,"saves":34,"shares":34,"completions":34,"opens":34,"skips":34,"depthSum":34},3,0,"2026-09-28T13:39:17.534Z","local"]