| 摘要 |
In an oxygen combustion boiler system: nitrogen gas (4) separated by an oxygen production apparatus (1) is supplied to a pulverizing apparatus (5) as a carrier gas, and thereby drying and comminution of fuel (6) are performed; a fluid mixture (22) is supplied to a powder separation apparatus (24), said fluid mixture (22) containing the nitrogen gas (4) transferred from the pulverizing apparatus (5), and said fluid mixture (22) containing pulverized fuel (21), and the pulverized fuel (21) is separated; and the separated pulverized fuel (21) is mixed with a primary recirculation gas (16) and supplied to a burner (8). |
