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A TEXTURED LEADING EDGE FOR AEROSPACE AND NAUTICAL STRUCTURES

机译:用于航空航天和航海结构的纹理前沿

摘要

A surface area (14, 16, 18) of a structure (10) is fabricated with a textured surface that reduces the surface wear rate or erosion caused by a high speed flow of fluid containing abrasive particles over the surface area. More particularly, a leading edge surface such as a rotor leading edge surface, an aircraft airfoil leading edge surface, a propeller leading edge surface, etc. is fabricated with a textured surface comprised of a plurality of grooves (22) that alter or break up a high speed flow of fluid containing abrasive particles over the textured surface. The grooves (22) are contacted by the high speed flow of fluid containing the abrasive particles and alter or break up the flow of fluid and abrasive particles and thereby reduce surface wear rate or erosion of the structure leading edge.
机译:结构(10)的表面积(14,16,18)用纹理化表面制造,该纹理表面可降低由表面积上含有磨料颗粒的磨料颗粒的高速流动引起的表面磨损率或腐蚀。 更具体地,具有诸如转子前缘表面,飞机翼型前缘表面,螺旋桨前缘表面等的前缘表面是由由多个凹槽(22)构成的纹理表面,该纹理表面改变或分解 在纹理表面上含有磨料颗粒的高速流体。 通过含有磨料颗粒的流体的高速流动接触凹槽(22),并改变或分解流体和磨料颗粒的流动,从而降低结构前缘的表面磨损率或腐蚀。

著录项

  • 公开/公告号EP3088290B1

    专利类型

  • 公开/公告日2021-10-13

    原文格式PDF

  • 申请/专利权人 THE BOEING COMPANY;

    申请/专利号EP20160153900

  • 发明设计人 PAESANO ANTONIO;THOMPSON ROBERT B.;

    申请日2016-02-02

  • 分类号B63B1/36;F15D1;

  • 国家 EP

  • 入库时间 2024-06-14 22:13:23

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