公开(公告)号：US20180171869A1

公开(公告)日：2018-06-21

申请号：US15812898

申请日：2017-11-14

申请人： DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.

发明人： Hokeun KIM ,  Sunghyun KIM ,  Cheahong CHOI

IPC分类号： F02C3/34 ,  F23R3/28 ,  F02C9/40

CPC分类号： F02C3/34 ,  F02C9/40 ,  F05D2220/32 ,  F05D2240/35 ,  F05D2260/606 ,  F23C9/00 ,  F23C2202/10 ,  F23C2202/50 ,  F23R3/286

摘要： A flue gas recirculation combustor includes a combustor chamber configured such that fuel and combustion gas are injected therein to cause combustion and having a nozzle-side end and a combustor outlet, a nozzle can connected to the nozzle-side end of the combustor chamber, a plurality of nozzles disposed in the nozzle can and configured such that an injection direction thereof is directed to a side of the combustor chamber, and a sleeve disposed in a premixing space defined between the nozzle can and the nozzle-side end of the combustor chamber, the sleeve including a recirculation pathway to recirculate combustion air from the combustor chamber to the premixing space.