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    • 21. 发明授权
    • Channel burner and method of heating up a flowing gas
    • 通道燃烧器和加热流动气体的方法
    • US5820365A
    • 1998-10-13
    • US900652
    • 1997-07-25
    • Rolf OppenbergThomas Lux
    • Rolf OppenbergThomas Lux
    • F23D14/24F23D14/20F24H3/04F24H1/00
    • F23D14/20F24H3/0488F23C2202/40F23C2203/30F23D2900/21003
    • A channel burner for heating up flowing gas, accommodated inside the channel (1) that conveys the gas and provided with an airbox (2) and a combustion space (3) separated by a burner floor (5). The airbox communicates with an air intake (6) and the burner floor is provided with air-outlet openings in the form of slots (15) in the vicinity of the wall (4) of the combustion space. A gas-supply pipe (7) extends through the airbox and communicates with one or more gas nozzles (12) with bores (13) that open into the combustion space. The outlet cross-section of the slots is beside the bores. The outlet cross-section of the slots is remote from and downstream of the bores in terms of the flowing gas. The slot extends toward the wall of the combustion space. The ratio of the width s of the slot to the width 1 of the combustion space ranges from 0.01:1 to 0.1:1 at the level of the outlet cross-section of the slots.
    • 一种用于加热流动气体的通道燃烧器,其容纳在输送气体的通道(1)内,并设置有由燃烧器地板(5)分开的空气箱(2)和燃烧空间(3)。 空气箱与进气口(6)连通,并且燃烧器地板在燃烧空间的壁(4)附近设置有槽(15)形式的出气口。 气体供应管(7)延伸穿过空气箱并且与一个或多个气体喷嘴(12)连通,孔气(12)具有通向燃烧空间的孔(13)。 槽的出口横截面位于孔的旁边。 槽的出口横截面在流动气体方面远离孔和下游。 狭槽向燃烧空间的壁延伸。 在狭缝的出口横截面的水平处,槽的宽度s与燃烧空间的宽度1的比率为0.01:1至0.1:1。
    • 24. 发明授权
    • Burner assembly for reducing nitrogen oxides during combustion of
gaseous fuels
    • 用于在气态燃料燃烧期间还原氮氧化物的燃烧器组件
    • US5722821A
    • 1998-03-03
    • US513336
    • 1995-08-10
    • Dan L. Christenson
    • Dan L. Christenson
    • F23D14/22F23L7/00F23D14/20
    • F23L7/005F23D14/22F23L7/00F23C2203/30
    • A process and diluent injection burner apparatus is provided which is capable of reducing the nitrogen oxide content in a combustion effluent, the diluent injection burner assembly provided with a burner head having an air flow passage extending therethrough and primary and secondary fuel dispensing nozzles supported within the airflow passageway and adapted to inject fuel into a peripheral downstream end portion of the burner head. A diluent manifold assembly is supported by the burner head such that upon combustion of the fuel diluent is tangentially injected into the peripheral downstream end portion of the burner head relative to a flame envelope produced by ignition of the primary and secondary fuel so that a diluent shroud is formed about a base portion of the flame envelope.
    • 提供了一种能够减少燃烧流出物中的氮氧化物含量的工艺和稀释剂注入燃烧器装置,该稀释剂注入燃烧器组件设置有具有延伸穿过其中的空气流动通道的燃烧器头部,以及支撑在该燃烧流体内的主要和次要燃料分配喷嘴 气流通道并且适于将燃料喷射到燃烧器头部的周边下游端部。 稀释剂歧管组件由燃烧器头部支撑,使得燃料稀释剂燃烧时相对于通过点燃主燃料和次燃料产生的火焰包被相切地注入到燃烧器头部的周边下游端部分中,使得稀释剂罩 围绕火焰包层的基部形成。
    • 25. 发明授权
    • Torch ignitor
    • 火炬点火器
    • US4854857A
    • 1989-08-08
    • US275775
    • 1988-11-23
    • William H. Houtman
    • William H. Houtman
    • F23D14/20F23Q3/00
    • F23Q3/00F23D14/20
    • An electric spark type torch ignitor comprises an ignitor housing tube within which is disposed an electric ignitor. The ignitor housing tube has open forward and rear ends. The forward end is fitted to an annular shelter chamber within which the forward tip end of the electric ignitor is disposed. The electric ignitor is slid into the ignitor housing tube via the open rear end, and is located within the tube by means of several circumferentially spaced dimples that project inwardly from the wall of the tube, the electric ignitor having a shoulder that abuts these dimples. The dimples have inclined surfaces that act upon the shoulder in such a manner that the electric ignitor is centered within the tube so that an annular passageway is created around the electric ignitor within the tube. A resilient retaining spring clip acts to resiliently urge the electric ignitor forwardly within the ignitor housing tube thereby keeping the electric ignitor's shoulder against the dimples. Because the ignitor housing tube is located with respect to the shelter chamber, the tip of the electric ignitor is also located with respect to the shelter chamber. A combustible mixture is passed forwardly through the annular passage into the shelter chamber where it is ignited by a spark from the ignitor tip to create a flame that is emitted from the forward end of the torch ignitor.
    • 一种电火花式割炬点火器包括一个点火器外壳管,其中设置有一个电子点火器。 点火器收纳管具有敞开的前端和后端。 前端装配到环形防护罩室中,电动点火器的前尖端设置在该环形防护罩室内。 电触发器经由开放的后端滑入点火器容纳管中,并且通过几个周向间隔开的凹坑位于管内,该凹部从管的壁向内突出,电点火器具有邻接这些凹坑的肩部。 凹坑具有以这样的方式作用在肩上的倾斜表面,使得电点火器在管内居中,使得围绕管内的电触发器产生环形通道。 弹性保持弹簧夹用于将点火器向前弹性地推动在点火器壳体管内,从而将电触发器的肩部保持在凹坑上。 由于点火器收容管相对于收容室定位,电点火器的尖端也相对于收容室定位。 可燃混合物向前通过环形通道进入收容室,在那里它被来自点火器尖端的火花点燃,从而产生从火炬点火器的前端发射的火焰。
    • 26. 发明授权
    • Fuel lance for the combustion chamber of a gas turbine
    • 燃气轮机燃烧室的燃油喷枪
    • US4761958A
    • 1988-08-09
    • US802604
    • 1985-11-25
    • Jaan Hellat
    • Jaan Hellat
    • F23R3/28F23D14/20F02C1/00
    • F23D14/20F23D2206/10F23D2210/00
    • Self-excited vibrations can occur in the combustion chambers of gas turbines, which vibrations are due to modulation of the quantity of gaseous fuel or fuel/air mixture as the fuel is injected through a nozzle and into the combustion chamber. The modulation results from pressure fluctuations that occur in the plane of the nozzle. The new fuel lance simultaneously permits both de-coupling of the fuel line in order to avoid combustion chamber vibrations and the possibility of fuel quantity control. The fuel lance comprises an adjustable throttle body that is provided with fuel passage openings and a plunger, the penetration depth of which plunger relative to that of the throttle body is a measure of the fuel quantity flowing therethrough.
    • 自燃振动可能发生在燃气轮机的燃烧室中,这些振动是由于当燃料通过喷嘴喷射并进入燃烧室时调节气体燃料或燃料/空气混合物的量。 调制是由喷嘴平面内出现的压力波动引起的。 新的燃油喷枪同时允许燃油管路的解耦,以避免燃烧室振动和燃料量控制的可能性。 燃料喷枪包括设置有燃料通道开口和柱塞的可调整节气门体,其柱塞相对于节气门体的穿透深度是流过其中的燃料量的量度。
    • 27. 发明授权
    • Method and apparatus for heating a furnace chamber
    • 用于加热炉室的方法和设备
    • US4181491A
    • 1980-01-01
    • US870329
    • 1978-01-18
    • James E. Hovis
    • James E. Hovis
    • F23D14/20F27D7/00F23D13/12
    • F23D14/20F27D7/00
    • The method for heating the furnace chamber produces high momentum levels during the heat treating cycle so as to obtain substantially uniform temperature throughout the charge. The method includes initially firing a plurality of high velocity burners at substantially maximum fuel input and in substantially stoichiometric ratio. Thereafter, the fuel input is reduced while maintaining the stoichiometric ratio at least during the high input portion of the cycle. Excess air is introduced external of the combustion zones of the burners on a predetermined signal such as a given fuel input reduction to maintain the desired momentum level within the furnace. The apparatus comprises a high velocity burner having associated therewith an excess air unit for discharging excess air external of the combustion chamber or port block of the burner. The excess air unit can be integral with the burner so as to supply excess air through the burner port block or a separate unit can be provided which is connectable to the burner and about the port block which defines the combustion chamber.
    • 用于加热炉室的方法在热处理循环期间产生高动量水平,以便在整个充电期间获得基本均匀的温度。 该方法包括最初以基本上最大的燃料输入和基本上化学计量比来燃烧多个高速燃烧器。 此后,燃料输入减少,同时至少在循环的高输入部分期间保持化学计量比。 过多的空气在燃烧器的燃烧区域的外部被引入诸如给定的燃料输入减少的预定信号,以保持炉内所需的动量水平。 该装置包括高速燃烧器,其具有与其相关联的过量空气单元,用于排出燃烧室的燃烧室或端口块外部的多余的空气。 多余的空气单元可以与燃烧器成一体,以便通过燃烧器端口块供应多余的空气,或者可以提供可连接到燃烧器和限定燃烧室的端口块的单独的单元。
    • 29. 发明授权
    • Self-stabilizing burner
    • 自稳燃烧器
    • US3951584A
    • 1976-04-20
    • US472532
    • 1974-05-23
    • Arvind C. Thekdi
    • Arvind C. Thekdi
    • F23D14/22F23C6/04F23C99/00F23D14/20F23D14/24F23L1/00F23L9/02F23D15/02
    • F23D14/20
    • A gas burner is provided with a rich combustion chamber contiguous with a second combustion chamber through which combustion air enters in predetermined flow patterns to enable the burner to be self-stabilizing in a highly efficient manner. The rich combustion chamber receives air through a first port arrangement which, among other things, establishes underpressure zones at the center of the rich combustion chamber and air layer zones thereabout. Combustion air is supplied to the second chamber by a second port arrangement which, among other things, assures thorough combustion therein independent of the burner firing rate. When a longitudinal stream of gaseous fuel is exhausted into the rich combustion chamber, the underpressure zones force same outwardly to mix with combustion air in the first chamber while positive pressure in the second chamber is effective to recirculate a portion of the mixture whereby a sufficient combustion level is achieved in the rich combustion chamber to minimize carbon formation while the air layer zones resulting from the first port arrangement assure that carbon will neither be formed nor deposited therein.
    • 气体燃烧器设置有与第二燃烧室邻接的富燃烧室,燃烧空气通过该第二燃烧室以预定的流动模式进入,以使得燃烧器能够以高效的方式自稳定。 富燃烧室通过第一端口装置接收空气,其中除了别的以外,在富燃烧室的中心和其周围的空气层区域建立负压区。 燃烧空气通过第二端口装置供应到第二室,除了别的以外,确保其中的彻底燃烧,而不管燃烧器的燃烧速率。 当气体燃料的纵向气流排放到富燃烧室中时,负压区向外强制相同以与第一室中的燃烧空气混合,而第二室中的正压有效地使混合物的一部分再循环,由此充分燃烧 在富燃烧室中实现水平以最小化碳的形成,而由第一端口排列产生的空气层区域确保碳既不形成也不沉积在其中。
    • 30. 发明授权
    • Heat injector gas burner
    • 热喷射器气体燃烧器
    • US3915625A
    • 1975-10-28
    • US46609674
    • 1974-05-02
    • RAYTHEON CO
    • HAPGOOD WILLIAM H
    • F23C7/00F23D14/20F23D15/02
    • F23C7/00F23D14/20F23D2207/00
    • A heat injector gas burner for producing an extended flame for heating a remote area, comprising an elongated tubular casing having therein a short tubular flame holder into which gas is introduced, means at one end of the casing for metering the flow of air into the casing and simultaneously into the adjacent end of the flame holder, and ignition means within the casing external to and adjacent the opposite end of the flame holder, which metering means produces substantially uniform velocity of air flow within the casing both inside and outside the flame holder.
    • 一种用于产生用于加热偏远区域的延长火焰的热喷射器气体燃烧器,其包括细长的管状壳体,其中具有引入气体的短管状火焰保持器,在壳体的一端处的装置,用于计量空气流入壳体 并且同时进入火焰保持器的相邻端部,并且在壳体内的火焰保持器的相对端附近并且邻近火焰保持器的相对端的点火装置,该计量装置在火焰保持器的内部和外部都在壳体内产生基本均匀的气流速度。