Turbomachine combustion chamber comprising an airflow guide device of specific shape

• Main Authors: BOURGOIS SEBASTIEN ALAIN CHRISTOPHE, BERNARD CLEMENT, LUNEL ROMAIN NICOLAS, DOS SANTOS FREDERIC, LOVAL SEBASTIEN
• Format: Patent
• Language: Chinese; English
• Published: 02.01.2018
• Subjects: AIR INTAKES FOR JET-PROPULSION PLANTS; BLASTING; COMBUSTION APPARATUS; COMBUSTION ENGINES; COMBUSTION PROCESSES; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS; GAS-TURBINE PLANTS; GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGHVELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The main subject of the invention is a combustion chamber (1) for a turbomachine (10), comprising a chamber end wall (16) and a plurality of air and fuel injection systems (21) distributed circumferentially about an axis (T) of the combustion chamber (1), the combustion chamber (1) comprising, associated with each injection system (21), a guide device (2) for guiding an airflow (29) comprising atleast one wall (3) mounted on the injection system (21) and projecting in the upstream direction, said at least one wall (3) acting as an obstacle to a circumferential flow of air around the axis (T),characterized in that said at least one wall (3) of the guide device (2) for guiding the airflow (29) has a shape substantially defining a quarter of a spheroid the interior volume (V) of which formsa guide scoop for guiding the airflow (29) feeding the combustion chamber (1). 本发明的主要方案在于种用于涡轮机(10)的燃烧室(1)，燃烧室包括室端部壁(16)以及绕燃烧室(1)的轴线(T)圆周分布的多个空气与燃料喷射系统(21)，燃烧室(1)包括与每个喷射系统(21)相关联的、用于对气流(29)进行导向的导向装置(2)，用于对气流进行导向的导向装置包括被安装在喷射系统