Burner for a gas turbine power plant combustor

• Main Authors: GAUPP CHRISTOPH, KNOPFEL HANS PETER, OKUNEV ALEXEY ALEXANDROVICH, MAURER MICHAEL THOMAS
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2019
• Subjects: BLASTING; BURNERS; COMBUSTION APPARATUS; COMBUSTION PROCESSES; GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGHVELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

A burner for a gas turbine power plant combustor is provided. The burner has an axis and comprises an inlet fed by compressed air; an outlet facing a combustion chamber; a lance extending along the axis and having a downstream portion with a tip substantially at the burner outlet; at least a fuel injector for injecting fuel in the air flow; an annular cavity between at least the lance downstream portion and a casing; a swirl generator for generating in the annular cavity an axial swirl of air or mixture air and fuel; wherein the burner further comprises at least a spark generator at the lancetip. 一种用于燃气涡轮发电站燃烧器的烧嘴，烧嘴具有轴线，且包括由压缩空气进给的入口；面对燃烧室的出口；沿轴线延伸且具有带大致在烧嘴出口处的末梢的下游部分的喷枪；用于在空气流中喷射燃料的至少燃料喷射器；至少喷枪下游部分与壳之间的环形腔；用于在环形腔中生成空气或空气和燃料的混合物的轴向涡旋的涡旋生成器；其中烧嘴还包括喷枪末梢处的至少火花生成器。