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    • 1. 发明专利
    • Burner
    • 刻录机
    • JP2010276236A
    • 2010-12-09
    • JP2009127465
    • 2009-05-27
    • Ihi Corp株式会社Ihi
    • TAMURA MASAHITOWATANABE SHINJI
    • F23D1/00F23D1/02
    • F23C7/006F23C7/004F23C7/008F23D1/00F23D1/005F23D1/02
    • PROBLEM TO BE SOLVED: To provide a burner reducing manufacturing cost by simplifying a structure, preventing temporal change of an air vane angle, obtaining stable swirl flow, achieving stable combustion and reducing maintenance cost. SOLUTION: This burner 15 provided with a secondary air regulator 36 on a forward end of a main unit 16, the secondary air regulator includes an end plate 37 forming a cylindrical space 48 opened at its peripheral face, with a furnace core-side side face of a wind box 14, and having a hole 38 penetrating in the axial direction, a rotary damper 42 having a hole 45 penetrating in the axial direction and capable of opening and closing the hole on the end plate by rotating in the circumferential direction, a slide damper 52 surrounding the cylindrical space and slidable in the axial direction, air vanes 46, 47 installed at a predetermined distance along the circumference of the cylindrical space and giving swirling to the secondary air 34, first driving means 54, 56, 44 for rotating the rotary slide damper, and second driving means 53, 55 for sliding the slide damper. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过简化结构,防止气翼角度的时间变化,获得稳定的涡流,实现稳定的燃烧并降低维护成本,提供了一种降低制造成本的燃烧器。 解决方案:该燃烧器15在主单元16的前端设置有二次空气调节器36,二次空气调节器包括端板37,端板37形成在其外周面上开口的圆柱形空间48,炉芯 - 风箱14的侧面,具有沿轴向贯通的孔38;旋转阻尼器42,其具有沿轴向贯通的孔45,能够通过在圆周方向上旋转来打开和关闭端板上的孔 方向,围绕圆柱形空间并沿轴向滑动的滑动阻尼器52,沿着圆柱形空间的圆周以预定距离安装的空气叶片46,47,并向第二空气34提供旋转,第一驱动装置54,56, 44,用于旋转滑动阻尼器的第二驱动装置53,55,用于滑动滑动阻尼器。 版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Burner for pulverized fuel
    • 燃烧器用于燃烧燃料
    • JP2009216281A
    • 2009-09-24
    • JP2008059309
    • 2008-03-10
    • Ihi Corp株式会社Ihi
    • TAMURA MASAHITOSUKO TOSHIYUKI
    • F23D1/00F23C99/00
    • F23D1/00F23C7/006F23C7/008
    • PROBLEM TO BE SOLVED: To provide a burner for pulverized fuel can improve ignition performance by pulverized fuel of little volatile matter content, and continuously and stably keeping flame.
      SOLUTION: This burner for pulverized fuel includes a nozzle body 6 opened toward a furnace 1 and jetting the pulverized fuel with the primary air for combustion, and a flow channel for secondary air for combustion concentrically formed around the nozzle body, block sections are formed along the circumferential direction of the flow channel of secondary air for combustion at prescribed intervals, so that non-circulation parts are formed on the flow channel for secondary air for combustion by the block sections to generate backflow phenomenon of a high temperature gas in the furnace.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供粉碎燃料的燃烧器,可以通过不易挥发物质含量的粉碎燃料来提高点火性能,并且连续稳定地保持火焰。 解决方案:用于粉碎燃料的燃烧器包括:朝向炉1开口并且喷射粉煤与一次空气进行燃烧的喷嘴主体6;以及用于同时形成在喷嘴体周围的用于燃烧的二次空气的流路, 沿着用于以规定间隔进行燃烧的二次空气流动通道的圆周方向形成,从而在通过块体部分燃烧的二次空气的流路上形成非循环部,以产生高温气体的回流现象 炉子。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Burner
    • JP5369899B2
    • 2013-12-18
    • JP2009127465
    • 2009-05-27
    • 株式会社Ihi
    • 雅人 田村真次 渡辺
    • F23D1/00F23D1/02
    • F23C7/006F23C7/004F23C7/008F23D1/00F23D1/005F23D1/02
    • A burner 15 where a secondary air regulator 36 is provided on a forward end of a nozzle main unit 16 to be installed along the central axis of a burner throat 13 being installed on a furnace wall 12 and to be accommodated in a wind box 14, wherein the secondary air regulator has an end plate 37 having a bored hole 38 penetrating in an axial direction and for forming a cylindrical space 48 with peripheral surface opened in a space with the furnace core side surface of the wind box, a rotary damper 42 having a bored hole 45 penetrating in an axial direction and being capable to open or close the hole on the end plate by rotating in a peripheral direction, a sliding damper 52 for surrounding the cylindrical space and being slidable in an axial direction, air vanes 46 and 47 installed at a predetermined distance along circumference of the cylindrical space and for giving swirling to the secondary air 34, first driving means 54, 56 and 44 for rotating the rotary sliding damper, and second driving means 53 and 55 for sliding the sliding damper.