OXYGEN COMBUSTION BOILER AND PULVERIZED COAL BURNER
摘要
In order to provide a pulverized coal burner for an oxyfuel combustion boiler which attains uniform combustion from a pulverized coal burner and which constrains a temperature rise of an oxygen injection nozzle, burner inner and outer cylinders are arranged to penetrate a wind box 2 and come close to a throat portion 3. A pulverized coal feed passage 9 is provided between the burner inner and outer cylinders 4 and 5. A plurality of oxygen injection means 11 are arranged outwardly of the burner outer cylinder 4 so as to directly feed oxygen ahead of the burner outer cylinder 4.
申请公布号
EP2267368(A4)
申请公布日期
2012.06.06
申请号
EP20080720362
申请日期
2008.03.06
申请人
IHI CORPORATION;ELECTRIC POWER DEVELOPMENT CO., LTD.