首页> 外国专利> FAN SECTION COMPRISING A BLADE PLATFORM SEAL WITH LEADING EDGE WINGLET AND ASSOCIATED GAS TURBINE ENGINE

FAN SECTION COMPRISING A BLADE PLATFORM SEAL WITH LEADING EDGE WINGLET AND ASSOCIATED GAS TURBINE ENGINE

机译:风扇部分,包括具有前缘翼梁和相关燃气涡轮发动机的刀片平台密封件

摘要

A fan section (100) for a gas turbine engine (20) is provided. The fan section includes a fan hub including a slot and a fan blade (210) including an airfoil (211) extending from a root (143) to a tip. The airfoil has an airfoil leading edge (212) and the root is received in the slot. A first platform (134) is secured to the fan hub and arranged between adjacent fan blades. A first platform seal (300A) including a platform seal leading edge (309) and a base (306) is secured to a side of the first platform. A first winglet (304A) extends from the platform seal leading edge and contacts the airfoil leading edge. A corresponding gas turbine engine is also provided.
机译:提供用于燃气轮机发动机(20)的风扇部分(100)。风扇部分包括风扇轮毂,该风扇毂包括槽和风扇叶片(210),包括从根(143)延伸到尖端的翼型(211)。翼型有翼型的前缘(212),并且在槽中接收根。第一平台(134)固定到风扇轮毂并布置在相邻的风扇叶片之间。包括平台密封前缘(309)和底座(306)的第一平台密封(300a)固定到第一平台的一侧。第一小翼(304a)从平台密封前缘延伸并触点翼型前缘。还提供了相应的燃气轮机发动机。

著录项

  • 公开/公告号EP3078813B1

    专利类型

  • 公开/公告日2021-03-24

    原文格式PDF

  • 申请/专利权人 RAYTHEON TECHNOLOGIES CORPORATION;

    申请/专利号EP20160164429

  • 发明设计人 TATTON ROYCE E.;

    申请日2016-04-08

  • 分类号F01D11;F02K3/06;

  • 国家 EP

  • 入库时间 2022-08-24 17:53:42

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