HEATSHIELD FOR GAS TURBINE ENGINE

• Main Authors: LALETIN PETR, RABAL CARRERA SARA, KINELL MATS
• Format: Patent
• Language: Chinese; English
• Published: 14.01.2022
• Subjects: AIR INTAKES FOR JET-PROPULSION PLANTS; BLASTING; COMBUSTION ENGINES; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS; ENGINE PLANTS IN GENERAL; GAS-TURBINE PLANTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

A heatshield for a gas turbine engine. The heatshield comprising a main body having a leading edge, a trailing edge, lateral edges, a first surface and a second surface, the first surface being exposed to a hot working gas in use passing through the gas turbine engine. The main body having an array of cooling channels for conveying a coolant flow, where each cooling channel of the array of cooling channels having and a surface. At least one cooling channel of the array of cooling channels comprising at least one flow disturbing feature extending from the surface and into the cooling channel. 一种用于燃气涡轮发动机的隔热罩。所述隔热罩包括主体，主体具有前边缘、后边缘、横向边缘、第一表面和第二表面，在使用中，第一表面暴露于穿过所述燃气涡轮发动机的高温工作气体。主体具有用于输送冷却剂流的阵列的冷却通道，其中阵列的冷却通道中的每个冷却通道具有表面。阵列的冷却通道中的至少一个冷却通道包括从表面延伸到冷却通道中的至少一个流动扰动特征部。