Oblon, McClelland, Maier & Neustadt, L.L.P.
Pulverized coal burner for oxyfuel combustion boiler
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 is provided. The burner includes burner inner and outer cylinders arranged to penetrate a wind box and come close to a throat portion. A pulverized coal feed passage is provided between the burner inner and outer cylinders. A plurality of oxygen injection devices are arranged outwardly of the burner outer cylinder so as to directly feed oxygen ahead of the burner outer cylinder.
IHI Corporation ELECTRIC POWER DEVELOPMENT CO., LTD.
F F Y F F F
F23D F23D Y02E F23L F23L F23D
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Shuuhei Toshihiko Terutoshi Shuzo
Terushita Yamada Uchida Watanabe