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    • 2. 发明公开
    • COMBUSTION BURNER
    • 燃烧式燃烧器
    • EP3015766A1
    • 2016-05-04
    • EP15185737.2
    • 2012-03-07
    • MITSUBISHI HEAVY INDUSTRIES, LTD.
    • Matsumoto, KeigoDomoto, KazuhiroAbe, NoafumiKasai, Jun
    • F23C5/32
    • F23D1/005F23C5/32F23C6/045F23C2201/20F23D1/00F23D2201/10F23D2201/101F23D2201/20F23D2209/20F23K2203/201F23L9/00F23N3/00F23N2021/10
    • A combustion burner comprising a fuel nozzle (51;111;251;321;421) that is arranged to blow a fuel gas obtained by mixing solid fuel with air, a secondary air nozzle (52;112;252;562) that is arranged to blow air from the outside of the fuel nozzle (51;111;251;321;421), a flame stabilizer (54;71;81;91;114;121;131;161;254;291) that is provided at a front end portion of the fuel nozzle (51;111;251;321;421) so as to be near an axis center side of the fuel nozzle (51;111;251;321;421), and a guide member (255;271) that is provided at a front end portion of the fuel nozzle (51;111;251;321;421) and is arranged to guide the fuel gas flowing through the fuel nozzle (51;111;251;321;421) toward the axis center side of the fuel nozzle (51;111;251;321;421) such that the guide member (255;271) guides the fuel gas in a direction in which the fuel gas is separated from the air blown from the secondary air nozzle (52;112;252;562).
    • 1。一种燃烧器,其特征在于,包括燃料喷嘴(51; 111; 251; 321; 421),所述燃料喷嘴布置成吹送通过混合固体燃料与空气而获得的燃料气体;二次空气喷嘴(52; 112; 252; 562) 以从所述燃料喷嘴(51; 111; 251; 321; 421),火焰稳定器(54; 71; 81; 91; 114; 121; 131; 161; 254; 291)的外部吹送空气, (51; 111; 251; 321; 421)的前端部以靠近所述燃料喷嘴(51; 111; 251; 321; 421)的轴心侧;以及引导构件(255 ;设置在所述燃料喷嘴(51; 111; 251; 321; 421)的前端部并且布置成引导流过所述燃料喷嘴(51; 111; 251; 321; 421) 朝向所述燃料喷嘴(51; 111; 251; 321; 421)的轴心侧,使得所述引导构件(255; 271)沿所述燃料气体从所述燃料喷嘴 二次空气喷嘴(52; 112; 252; 562)。
    • 3. 发明公开
    • BOILER AND METHOD FOR OPERATING BOILER
    • KESSEL UND VERFAHREN ZUM BETRIEB EINES KESSELS
    • EP2998651A1
    • 2016-03-23
    • EP15185739.8
    • 2012-03-07
    • MITSUBISHI HEAVY INDUSTRIES, LTD.
    • Matsumoto, KeigoDomoto, KazuhiroAbe, NaofumiKasai, Jun
    • F23D1/00
    • F23D1/005F23C5/32F23C6/045F23C2201/20F23D1/00F23D2201/10F23D2201/101F23D2201/20F23D2209/20F23K2203/201F23L9/00F23N3/00F23N2021/10
    • A boiler comprising a furnace (11) for burning solid fuel and air, a heat exchanger (551,552;553,554;555,556,557) for collecting heat by a heat exchange inside the furnace (11), a fuel nozzle (51;111;251;321;421) that is arranged to blow a fuel gas obtained by mixing solid fuel with primary air into the furnace (11), a secondary air nozzle (52;112;252;562) that is arranged to blow secondary air from the outside of the fuel nozzle (51;111;251;321;421) to the furnace (11), an additional air nozzle (539) that is arranged to blow additional air to the upside of the fuel nozzle (51;111;251;321;421) and the secondary air nozzle (52;112;252;562) in the furnace (11), an air amount adjusting device (541,542,543,544,545,546,547,568) that is arranged to adjust the amount of the air supplied to the fuel nozzle (51;111;251;321;421), the secondary air nozzle (52;112;252;562), and the additional air nozzle (539), and a control device (548) that is arranged to control the air amount adjusting device (541,542,543, 544,545,546,547,568) in response to a volatile content of the solid fuel and to adjust a distribution of the total air amount of the primary air and the secondary air, and an air amount of the additional air.
    • 一种锅炉,包括用于燃烧固体燃料和空气的炉子(11),用于通过炉子(11)内的热交换来收集热量的热交换器(551,552; 553,554; 555,556,557),燃料喷嘴(51; 111; 251; 321 ; 421),其被布置成将通过将固体燃料与一次空气混合而获得的燃料气体吹入炉子(11)中;二次空气喷嘴(52; 112; 252; 562),其布置成从 所述燃料喷嘴(51; 111; 251; 321; 421)连接到所述炉(11),附加空气喷嘴(539)被布置成将附加空气吹送到所述燃料喷嘴(51; 111; 251; 321 ;气体量调节装置(541,542,543,544,545,546,547,568),其布置成调节供应到所述燃料喷嘴(51)的空气量;以及第二空气喷嘴(52; 112; 252; 562) 111; 251; 321; 421),二次空气喷嘴(52; 112; 252; 562)和附加空气喷嘴(539),以及控制装置(548),其被配置为控制空气量调节装置 541,542,543,54,545,546,547,568),并且调节一次空气和二次空气的总空气量的分布以及附加空气的空气量。