Turbine blade howler tip wall with chamfered surface

• Main Authors: MAITRA SATISH P, JIANG NAN, WILLIAMSON STEVEN, HARRINGTON JAMES
• Format: Patent
• Language: Chinese; English
• Published: 26.01.2024
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

A turbine blade (200) includes: a blade platform (202); a blade airfoil (300) extending from the blade platform (202) towards the blade tip (216); a blade airfoil (300) having a pressure side wall (208) and a suction side wall (210) joined at a blade leading edge (212) and a blade trailing edge (214); a tip cap surface (302) defined at an end of the blade airfoil (300) facing the blade tip (216); a squeal tip wall (304) extending from the tip cap surface (302) to the blade tip (216) along a portion of the pressure side wall (208) and a portion of the suction side wall (210) and extending from the blade leading edge (212) towards the blade trailing edge (214); and a chamfered surface (306) formed as part of the howler tip wall (304) at a region adjacent the blade trailing edge (214). 一种涡轮叶片(200)包括：叶片平台(202)；叶片翼型件(300)，其从叶片平台(202)朝向叶片尖端(216)延伸；叶片翼型件(300)，其具有在叶片前缘(212)和叶片后缘(214)处结合的压力侧壁(208)和吸力侧壁(210)；尖端帽表面(302)，其限定在叶片翼型件(300)的面向叶片尖端(216)的端部处；啸声器尖端壁(304)，其沿压力侧壁(208)的一部分和吸力侧壁(210)的一部分从尖端帽表面(302)延伸到叶片尖端(216)，并从叶片前