公开(公告)号：US10563586B2

公开(公告)日：2020-02-18

申请号：US15026082

申请日：2014-09-24

Applicant: Snecma

Inventor： Christophe Chabaille ,  Sébastien Loval

IPC: F02C7/22 ,  F23R3/28

Abstract: A fuel injector (10) such as an injector for an annular combustion chamber of a turbine engine, comprising a downstream head (16) having a central outlet (22) and an annular peripheral outlet (24) surrounding the central outlet (22), and an injector arm (12) upstream of the head (16) comprising coaxial central channel (18) and annular channel (20), characterised in that the central channel (18) is in fluid communication with the peripheral outlet (24) and the annular channel (20) is in fluid communication with the central outlet (22).

公开(公告)号：US20160237911A1

公开(公告)日：2016-08-18

申请号：US15026082

申请日：2014-09-24

Applicant: SNECMA

Inventor： Christophe Chabaille ,  Sébastien Loval

IPC: F02C7/22

CPC classification number: F02C7/22 ,  F05D2220/32 ,  F23D11/38 ,  F23R3/343

Abstract: A fuel injector (10) such as an injector for an annular combustion chamber of a turbine engine, comprising a downstream head (16) having a central outlet (22) and an annular peripheral outlet (24) surrounding the central outlet (22), and an injector arm (12) upstream of the head (16) comprising coaxial central channel (18) and annular channel (20), characterised in that the central channel (18) is in fluid communication with the peripheral outlet (24) and the annular channel (20) is in fluid communication with the central outlet (22).

Abstract translation: 一种燃料喷射器（10），例如用于涡轮发动机的环形燃烧室的喷射器，包括具有中心出口（22）和围绕中心出口（22）的环形周边出口（24）的下游头部（16） 和位于所述头部（16）上游的注射器臂（12），包括同轴中心通道（18）和环形通道（20），其特征在于，所述中心通道（18）与所述外围出口（24）流体连通， 环形通道（20）与中心出口（22）流体连通。