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    • 1. 发明专利
    • Fluid bed drying device
    • 流体干燥装置
    • JP2013170768A
    • 2013-09-02
    • JP2012035552
    • 2012-02-21
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • ARIMA KENICHISUZUKI TAKESHITAKASHIMA RYUHEIKINOSHITA MASAAKIOURA KOJI
    • F26B3/084C10J3/46
    • Y02E20/18
    • PROBLEM TO BE SOLVED: To provide a fluid bed drying device capable of improving drying efficiency by suppressing fluidizing failure of wet fuel.SOLUTION: A fluid bed drying device includes a drying container 101 which contains a raw coal feeding opening 102 and a dried coal discharging opening 103, a fluidizing steam supply part 104 which forms a fluid bed S along with raw coal by supplying fluidizing steam to the lower part of the drying container 101, a heat transfer pipe 106 for heating the raw coal of the fluid bed S, partitions 114 and 115 for dividing the fluid bed S (S1, S2, and S3) in three along flow direction of the raw coal while forming passing openings 116 and 117 for the raw coal at the lower part, and downward flow generation device for generating downward flow in vertical direction of the raw coal at a feeding position of the raw coal which is fed through the raw coal feeding opening 102 in the fluid bed S1.
    • 要解决的问题:提供一种能够通过抑制湿式燃料的流化性破坏来提高干燥效率的流化床干燥装置。解决方案:一种流化床干燥装置,包括:干燥容器101,其包含原料供给口102, 开口103,流化蒸汽供给部104,其通过向干燥容器101的下部供给流化蒸气而与原料煤一起形成流化床S,将用于加热流化床S的原煤的传热管106分隔开 114和115,用于沿着原煤的流动方向分三个流化床S(S1,S2和S3),同时形成下部原煤的通过口116和117,以及向下产生的向下流动产生装置 在原料煤的供给位置处,通过原料供煤口102在流化床S1中供给的原料煤在垂直方向上流动。
    • 2. 发明专利
    • Fluidized bed drying device
    • 流化床干燥装置
    • JP2012241998A
    • 2012-12-10
    • JP2011113337
    • 2011-05-20
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TAKASHIMA RYUHEITORII ISAOARIMA KENICHI
    • F26B3/084C10J3/46C10J3/54F26B17/10
    • Y02E20/18
    • PROBLEM TO BE SOLVED: To provide a fluidized bed drying device capable of improving the drying efficiency of brown coal by collecting and effectively using the latent heat of fluidizing gas.SOLUTION: The fluidized bed drying device includes a drying furnace 5 which forms a fluidized bed 3 inside by fluidizing brown coal with fluidizing gas, and the drying furnace 5 includes a drying chamber partition wall 25 which partitions the inside of the drying furnace 5 into a first drying chamber 21 positioned upstream in a fluidization direction of the brown coal and a second drying chamber 22 positioned downstream from the first drying chamber 21, and a circulation port 28 which is provided between a bottom of the drying furnace 5 and the drying chamber partition wall 25, and circulates the brown coal from the first drying chamber 21 to the second drying chamber 22. Then heated nitrogen is made to flow as fluidizing gas into the first drying chamber 21 and superheated steam is made to flow as fluidizing gas into the second drying chamber 22.
    • 要解决的问题:提供一种能够通过收集和有效地利用流化气体的潜热来提高褐煤的干燥效率的流化床干燥装置。 解决方案:流化床干燥装置包括一个干燥炉5,其通过用流化气体流化棕色煤而在内部形成流化床3,干燥炉5包括一个干燥室分隔壁25,其分隔干燥炉内部 5到位于褐煤流化方向上游的第一干燥室21和位于第一干燥室21下游的第二干燥室22和设置在干燥炉5的底部和第二干燥室之间的循环口28, 干燥室分隔壁25,将褐煤从第一干燥室21循环到第二干燥室22.然后使加热的氮气作为流化气体流入第一干燥室21,使过热蒸汽作为流化气体流动 进入第二个干燥室22.版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Fluidized bed drying device
    • 流化床干燥装置
    • JP2012241994A
    • 2012-12-10
    • JP2011113333
    • 2011-05-20
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TAKASHIMA RYUHEITORII ISAOARIMA KENICHI
    • F26B3/084F26B17/10
    • PROBLEM TO BE SOLVED: To provide a fluidized bed drying device capable of suppressing the mixing of a foreign matter from a dust collector while putting dust-collected brown coal back to a fluidized bed.SOLUTION: The fluidized bed drying device includes a drying furnace 5 which forms a fluidized bed 3 inside by fluidizing brown coal with fluidizing gas, and a dust collector 34 which is provided in the drying furnace 5, and collects brown coal contained in exhaust gas discharged from the drying furnace 5. The dust collector 34 includes a suction port 51 for sucking the exhaust gas, a cyclone dust collection part 46 which separates the brown coal from the sucked exhaust gas, a fuel discharge port 52 which discharges the brown coal separated by the cyclone dust collection part 46 toward the fluidized layer 3, and a gas exhaust port 53 which exhaust the exhaust gas having the brown coal separated by the cyclone dust collection part 46.
    • 解决的问题:提供一种流化床干燥装置,其能够将粉尘收集的褐色煤返回流化床,从而能够抑制异物从集尘器的混合。 解决方案:流化床干燥装置包括:干燥炉5,其通过流化褐煤和流化气体在内部形成流化床3;以及集尘器34,其设置在干燥炉5中,并收集含有 从干燥炉5排出的废气。集尘器34包括用于吸引废气的吸入口51,将褐煤与吸入的废气分离的旋风除尘器收集部46,排出褐色的燃料排出口52 由旋风除尘部46向流化层3分离的煤和排气口53排出具有由旋风除尘部46分离的褐煤的废气。(C)2013,JPO&INPIT
    • 5. 发明专利
    • Marine internal combustion engine
    • 海上内燃机
    • JP2011149329A
    • 2011-08-04
    • JP2010011160
    • 2010-01-21
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • SHIRAISHI KEIICHITAKASHIMA RYUHEIMURATA SATOSHI
    • F01N3/36F01N3/24F02D45/00
    • F01N3/26F01N3/36F01N5/02F01N2590/02F02B37/007F02B37/02Y02T10/144Y02T10/16Y02T10/20
    • PROBLEM TO BE SOLVED: To provide a marine internal combustion engine which reduces NOx to be discharged from the marine internal combustion engine and effectively uses the energy of the fuel to be consumed.
      SOLUTION: This marine internal combustion engine includes: a cylinder part 2 for generating rotary driving force by receiving supply of air and fuel and for discharging exhaust gas; an exhaust receiver 3 for receiving the exhaust gas discharged from the cylinder part 2; a combustion outer cylinder 9 for receiving the exhaust gas discharged from the exhaust receiver 3; a combustion inner cylinder 8 arranged inside the combustion outer cylinder 9 to inject fuel and air for combustion into the combustion outer cylinder 9 to burn the exhaust gas existing inside the combustion outer cylinder 9; a supercharger 5 to be heated inside the combustion outer cylinder 9 and to be driven by the exhaust gas discharged from the combustion outer cylinder 9 to supercharge air to be supplied to the cylinder part 2; and a NOx removal part having a catalyst for reducing the nitrogen oxide included in the exhaust gas discharged from the supercharger 5.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种减少从船用内燃机排出的NOx的船用内燃机,并有效地利用要消耗的燃料的能量。 解决方案:该船用内燃机包括:缸部2,用于通过接收空气和燃料的供给以及排出废气来产生旋转驱动力; 用于接收从气缸部2排出的废气的排气接收器3; 用于接收从排气接收器3排出的废气的燃烧外筒9; 配置在燃烧用外筒9内的燃烧用内筒8,将燃料和空气喷入燃烧用外筒9内,燃烧外燃缸9内的废气; 在燃烧用外筒9内被加热并由从燃烧用外筒9排出的排气驱动的增压器5,对供给到缸部2的空气进行增压​​; 以及具有用于还原从增压器5排出的废气中所含的氮氧化物的催化剂的NOx除去部。版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Burner tip
    • 燃烧器提示
    • JP2010127518A
    • 2010-06-10
    • JP2008301893
    • 2008-11-27
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • OKAMOTO AKIYASUHASHIGUCHI KAZUAKITAKASHIMA RYUHEI
    • F23D11/38
    • PROBLEM TO BE SOLVED: To provide a burner tip improving combustibility by preventing interference of mixture jet flows while improving atomization of liquid fuel.
      SOLUTION: In the burner tip 1, a spraying medium chamber to be supplied with a spraying medium is formed in a center of the burner tip 1, liquid fuel chambers to be supplied with liquid fuel are plurally formed on an outer circumference of the spraying medium chamber, a plurality of spraying medium jet holes is radially extended from the spraying medium chamber, mixture jet holes 6a, 6b are formed on their tip extensions, the mixture jet holes 6a, 6b are opened in a tip of the burner tip 1, a fuel jet hole is extended from the liquid fuel chamber, and a tip of the fuel jet hole is opened to side faces of the mixture jet holes 6a, 6b. The mixture jet holes 6a, 6b are arranged in a radial direction of the burner tip 1, and mixture jet hole groups arranged in the radial direction are plurally arranged in a circumferential direction of the burner tip 1 at predetermined intervals.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种通过防止混合物射流的干扰同时改善液体燃料的雾化来提高燃烧性能的燃烧器尖端。 解决方案:在燃烧器端头1中,在燃烧器末端1的中心形成有供给喷射介质的喷射介质室,供给液体燃料的液体燃料室多个形成在 喷射介质室,多个喷射介质喷射孔从喷射介质室径向延伸,在其末端延伸部上形成混合喷射孔6a,6b,混合物喷射孔6a,6b在燃烧器尖端的顶端开口 如图1所示,燃料喷射孔从液体燃料室延伸,燃料喷射孔的前端向混合物喷射孔6a,6b的侧面开口。 混合喷射孔6a,6b沿燃烧器端头1的径向布置,并且沿着径向布置的混合喷射孔组以预定间隔沿燃烧器末端1的圆周方向多个布置。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Rotary combustion boiler
    • 旋转燃烧锅炉
    • JP2010096452A
    • 2010-04-30
    • JP2008268936
    • 2008-10-17
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • DAIMARU TAKUICHIROICHINOSE TOSHIMITSUMATSUMOTO KEIGOTORII ISAODOMOTO KAZUHIROTAKASHIMA RYUHEIFUJIMURA KOTARO
    • F23C6/04F23D1/02
    • PROBLEM TO BE SOLVED: To provide a rotary combustion boiler in which a burner is disposed to effectively prevent interference of burner flame to elongate a flame retention time of a reduction combustion zone and reduce generation of NOx without increasing a size of the boiler.
      SOLUTION: In this rotary combustion boiler 10A in which the burner 13 is composed of corner firing type burner sections 12 disposed at each of corner sections of each stage, each stage is provided with one or a plurality of fire balls, and the air is charged to multiple stages to have reduction atmosphere in a zone from the burner sections 12 to an additional air charging section, the plurality of burners 13 disposed in the vertical stage direction, and the circumferential direction of each stage in the furnace 11 are alternately disposed toward the first and second angles having different angles θ from the horizontal direction, with respect to both of the vertical stage direction and the circumferential direction.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种旋转燃烧锅炉,其中设置燃烧器以有效地防止燃烧器火焰的干扰,以延长还原燃烧区的火焰保持时间并减少NOx的产生而不增加锅炉的尺寸 。 解决方案:在这种旋转燃烧锅炉10A中,其中燃烧器13由设置在每个台阶的每个拐角部分的角落式燃烧器部分12组成,每个台架设置有一个或多个火球,并且 空气被充电到多个阶段以在从燃烧器部分12到另外的空气充填部分的区域中具有还原气氛,设置在垂直方向上的多个燃烧器13和炉11中的各个阶段的周向交替 与第一和第二角度相对于垂直平台方向和圆周方向都相对于水平方向具有不同的角度θ。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Combustion burner, boiler and combustion method of dust coal
    • 燃烧器燃烧器,燃烧器和燃烧燃烧方法
    • JP2008209062A
    • 2008-09-11
    • JP2007046306
    • 2007-02-26
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TAKASHIMA RYUHEIFUJIMURA KOUTAROUICHINOSE TOSHIMITSU
    • F23D1/00F23C99/00
    • PROBLEM TO BE SOLVED: To provide a combustion burner, a boiler and a combustion method of dust coal, capable of preventing sedimentation of the dust coal and a backfire with a simple structure, by reducing an unburnt loss in fine powder fuel, by preventing a variation in a secondary air flow rate by a tilting change in a dust coal nozzle.
      SOLUTION: This combustion burner 10A on a first embodiment by this invention has a dust coal nozzle pipe 13 feeding carrying primary air 12 including the dust coal 11 to an unillustrated furnace, a secondary air nozzle pipe 15 feeding heated combustion secondary air 14 to the furnace, and a fuel nozzle 19 rockably arranged in the vicinity of a tip part of the dust coal nozzle pipe 13 and having a primary air passage 16 for flowing the primary air 12. The combustion burner has an air flow rate adjusting plate 23 arranged in the secondary air nozzle pipe 15, and grounded on an outer wall of a fuel nozzle 19, and driven by the vertical movement as the fuel nozzle 19 turns an angle α upward.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种能够通过减少细粉末燃料的未燃烧损失来提供能够防止粉尘煤的沉降和简单结构的回火的燃煤燃烧器,锅炉和燃烧方法, 通过防止灰尘煤喷嘴中的倾斜变化导致的二次空气流量的变化。 解决方案:本发明的第一实施方式的燃烧器10A具有:灰尘喷嘴管13,其向未图示的炉供给包含粉尘煤11的一次空气12,向未图示的炉提供加热燃烧二次空气14的二次空气喷嘴管15 以及燃料喷嘴19,该燃料喷嘴19可摆动地布置在灰尘煤喷嘴管13的末端部分附近,并且具有用于使一次空气12流动的一次空气通道16.燃烧器具有空气流量调节板23 布置在二次空气喷嘴管15中,并且在燃料喷嘴19的外壁上接地,并且随着燃料喷嘴19向上转动角度α而被垂直运动驱动。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Dust coal burner and boiler using it
    • 使用它的粉煤燃烧器和锅炉
    • JP2006057903A
    • 2006-03-02
    • JP2004239428
    • 2004-08-19
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TAKASHIMA RYUHEIOKAMOTO AKIYASUARIGA TAKESHI
    • F23D1/00F23C99/00
    • PROBLEM TO BE SOLVED: To provide a dust coal burner capable of realizing further reduction of NOx.
      SOLUTION: This dust coal burner 19 totally putting in an air amount smaller than a theoretical air amount of an inputted dust coal amount to perform combustion in reducing atmosphere has: a dust coal mixture passage leading dust coal mixture of dust coal and carrying air, and injecting it from the tip; a high temperature gas supply passage 67 provided such that the high temperature gas supply passage 67 covers at least a tip portion of the dust coal mixture passage, leading high temperature gas having high temperature effective in a volatile matter discharge of the dust coal, and low oxygen concentration, and injecting it into a furnace 3; and a tertiary air passage provided such that the tertiary air passage covers at least the tip periphery of the high temperature gas supply passage 67, supplying tertiary air into the furnace 3.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够实现NOx进一步还原的粉煤燃烧器。 解决方案:该灰尘煤燃烧器19全部投入小于输入的粉煤量的理论空气量的空气量,以在还原气氛中进行燃烧,具有:粉尘煤混合通道,将粉尘煤和携带的粉尘煤混合物 空气,并从尖端注入; 设置成使高温气体供给通路67至少覆盖尘埃煤混合通路的前端部的高温气体供给路67,引导高温气体在尘埃的挥发物排出中有效,低温 氧浓度,并将其注入炉3; 三次空气通道设置成使得三次空气通道至少覆盖高温气体供应通道67的前端周边,向炉3供应三次空气。(C)2006年,JPO和NCIPI
    • 10. 发明专利
    • Pulverized coal burner and boiler
    • 粉煤燃烧器和锅炉
    • JP2006052917A
    • 2006-02-23
    • JP2004236524
    • 2004-08-16
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TAKASHIMA RYUHEIOKAMOTO AKIYASUARIGA TAKESHI
    • F23D1/00F23C99/00
    • Y02E20/348
    • PROBLEM TO BE SOLVED: To provide a pulverized coal burner capable of reducing abrasion of a pulverized coal mixed air flow passage wall and a pulverized coal nozzle, by further realizing ignition stability and low NOx. SOLUTION: This pulverized coal burner 19 has a pulverized coal mixed air passage 35 for introducing a pulverized coal mixed air of pulverized coal and carrier air, a core 49 arranged in a substantially central part in a cross section of the pulverized coal mixed air passage 35, forming a through-part 55 penetrating in the flowing direction of the pulverized coal mixed air in its central part and forming an accelerating part 57 gradually reducing toward the downstream side in an interval with a pulverized coal supply pipe 37 on the upstream side of its outer peripheral part, and a secondary air passage 39 arranged on the outer peripheral side of the pulverized coal mixed air passage 35 and introducing secondary air heated by an air preheater 33; and is characterized in that the core 49 has an air input nozzle 53 arranged in the through-part 55 and blowing the secondary air taken in from the secondary air passage 39 in the through-part 55. COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:通过进一步实现点火稳定性和低NOx,提供能够降低粉煤混合气流通道壁和粉煤喷嘴的磨损的粉煤燃烧器。 解决方案:这种粉煤燃烧器19具有用于引入粉煤和载气的粉煤混合空气的粉煤混合空气通道35,在煤粉混合的横截面中大致中央布置的芯49 空气通道35,形成贯穿其中心部分的粉煤混合空气的流动方向的贯通部55,并且在上游的粉煤供给管37间隔地形成向下游侧逐渐减小的加速部57 外侧部分的侧面,以及布置在粉煤混合空气通道35的外周侧并引入由空气预热器33加热的二次空气的二次空气通道39; 并且其特征在于,芯部49具有布置在穿过部分55中的空气输入喷嘴53,并且吹入从通路部分55中的二次空气通道39吸入的二次空气。(C)2006 ,JPO&NCIPI