| 摘要 |
<P>PROBLEM TO BE SOLVED: To allow a combustion burner to be stably ignited regardless of an operation condition of a boiler, thereby allowing the boiler to stably operate, in the boiler. <P>SOLUTION: In the boiler, a furnace 11 is formed as a hollow shape and vertically disposed, and a combustion device 12 having a plurality of combustion burners 21, 22, 23, 24, and 25 which are arranged along directions parallel to and vertical to the furnace 11 and form flames in predetermined shapes by a mixture of pulverized coal and air being blown. In addition, coal pulverizers 31 and 32, conveyance tubes 26 and 27, and dampers 51 and 52 are disposed as a pulverized-fuel supply device for supplying a different amount of pulverized coal to the combustion burners 21 and 22 forming adjacent flames. <P>COPYRIGHT: (C)2012,JPO&INPIT |
