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    • 3. 发明申请
    • METHOD AND APPARATUS FOR TREATING FLUE GAS
    • 用于处理烟气的方法和装置
    • WO1998016302A1
    • 1998-04-23
    • PCT/SE1997001609
    • 1997-09-25
    • ABB FLÄKT ABRAGNARSSON, Sven
    • ABB FLÄKT AB
    • B01D53/78
    • B01D53/1481B01D53/18
    • A method and an apparatus for treating flue gas by injection of an aqueous liquid in the form of droplets and subsequent separation thereof are described. In the treatment, the flue gas and droplets are conducted towards a baffle means (16), on which droplets are deposited and form a liquid film, and the flue gas is made to pass through the liquid film. The apparatus comprises a quencher having an inlet (5) for the flue gas, nozzles (7, 8) for injecting an aqueous liquid in the form of droplets into the flue gas, and an outlet (6) for the flue gas. The apparatus is characterised in that a baffle means (16) is arranged in the path of flow of the flue gas for depositing liquid droplets and forming a liquid film, and that deflection means (17) are arranged under the baffle means (16). Preferably, the baffle means (16) constitutes a part of a cylindrical jacket, and the deflection means (17) preferably consist of essentially horizontal, inclined lamellae.
    • 描述了通过注射液滴形式的水性液体并随后分离来处理烟道气的方法和装置。 在处理中,将烟气和液滴导向挡板装置(16),在其上沉积有液滴并形成液膜,并使烟道气通过液膜。 该设备包括具有用于烟道气的入口(5)的淬火器,用于将液滴形式的水性液体注入烟气中的喷嘴(7,8)和用于烟道气的出口(6)。 该装置的特征在于,在用于沉积液滴并形成液膜的烟道气流动路径中布置挡板装置(16),并且偏转装置(17)布置在挡板装置(16)的下方。 优选地,挡板装置(16)构成圆柱形护套的一部分,并且偏转装置(17)优选地由基本上水平的倾斜薄片组成。
    • 4. 发明申请
    • VANE ELEMENT
    • VANE元素
    • WO1997039243A1
    • 1997-10-23
    • PCT/SE1997000591
    • 1997-04-10
    • ABB FLÄKT ABSTRÖMBERG, Karl-Otto
    • ABB FLÄKT AB
    • F04D29/02
    • F04D29/023F04D29/38F05D2300/43F05D2300/603F05D2300/6034
    • A rotor blade to be attached to a hub in a rotor, such as a vane (1) to be attached to a hub of a fan, is made essentially of a composite material (6) of fibre-reinforced plastic. The base of the rotor blade comprises a metal ring (3) with means for attachment of the rotor blade to the hub. The ring (3) has an opening (4), which has a cross-sectional area increasing in the direction away from the rotor blade. A rigid reinforcing element (5) is arranged in the opening (4), and the composite material (6) extends into the ring (3) such that reinforcing fibres in the base of the rotor blade extend into the opening (4) between the reinforcing element (5) and the wall of the opening (4) essentially in parallel therewith.
    • 要连接到转子中的轮毂的转子叶片,例如叶片(1)附接到风扇的轮毂上,主要由纤维增强塑料的复合材料(6)制成。 转子叶片的底部包括具有用于将转子叶片附接到轮毂的装置的金属环(3)。 环(3)具有开口(4),该开口具有在远离转子叶片的方向上增加的横截面面积。 刚性增强元件(5)设置在开口(4)中,复合材料(6)延伸到环(3)中,使得转子叶片的底部中的增强纤维延伸到开口(4)之间, 加强元件(5)和开口(4)的壁基本上与其平行。
    • 5. 发明申请
    • METHOD FOR SEPARATING GASEOUS POLLUTANTS FROM HOT PROCESS GASES
    • 从热过程气体中分离气体污染物的方法
    • WO1996016722A1
    • 1996-06-06
    • PCT/SE1995001403
    • 1995-11-24
    • ABB FLÄKT ABÅHMAN, StefanBRINGFORS, Nils
    • ABB FLÄKT AB
    • B01D53/81
    • B01D53/508B01D53/81
    • Hot process gases are passed through a contact reactor (10), in which a particulate absorbent material, which is reactive with gaseous pollutants in the gases, is introduced into the gases to convert the gaseous pollutants into separable dust. The process gases are then passed through a dust separator (5). The major part of the dust separated in the dust separator (5) is passed to a mixer (11), in which it is mixed and moistened, whereupon it is recirculated as absorbent material by being introduced, together with fresh absorbent, into the process gases. Burnt lime is added as fresh absorbent. The dust is kept so long in the mixer and recirculated so many times that the total residence time of the burnt lime in the mixer in moistened state is sufficiently long for the burnt lime to react substantially completely with water supplied to the mixer and form slaked lime.
    • 热处理气体通过接触反应器(10),其中与气体中的气态污染物反应的颗粒状吸收材料被引入到气体中以将气态污染物转化成可分离的灰尘。 然后将工艺气体通过灰尘分离器(5)。 在灰尘分离器(5)中分离的灰尘的主要部分被送入混合器(11),在混合器(11)中混合并润湿,随后将其与新鲜吸收剂一起引入到该过程中作为吸收材料再循环 气体。 添加生石灰作为新鲜吸收剂。 灰尘在搅拌机中保持如此长时间,再循环多次,使润湿状态下混合器中生石灰的总停留时间足够长,以使生石灰与供给混合器的水基本完全反应,并形成熟石灰 。
    • 6. 发明申请
    • METHOD OF VENTILATING/CONDITIONING A ROOM AND APPARATUS FOR PERFORMING SAID METHOD
    • 通风/调节房间的方法和设备实现方法的方法
    • WO1995019528A1
    • 1995-07-20
    • PCT/SE1995000003
    • 1995-01-05
    • ABB FLÄKT ABELIASSON, Leif
    • ABB FLÄKT AB
    • F24F07/00
    • F24F5/0092F24F5/0089
    • A method of ventilating/tempering a room, and a device (1; 1'; 1'') designed to carry out the method, the room (18; 18'; 18'') beig provided with a fan-controlled outflow air ventilation. Thanks to the generated negative pressure exterior air is sucked in through an air inlet (6; 6'; 6'') into a hollow body (20; 20'; 20'') and is ejected from the same in a transverse direction, a large central heat exchange-surface (21; 21'; 21'') being left behind, which is available for heat radiation from the room and convection of room air, downwardly moving cold air streams (14; 14'; 14'') simultaneously being formed, which are guided away to a not draught-sensitive room area. The device (1; 1'; 1'') is designed as a long, wide but flat body (20; 20'; 20'') to be mounted along the ceiling, the entire width of the room being covered, above a window in a room wall (8) and having oblique outlets (7), which are located close to the ends of the body or centrally, for a diagonal air feeding into the room, and to be mounted along a wall in a vertical position respectively, the entire height of the room being covered, the air inlet (6') being located at the bottom of the body and the outlet (7') being located at the top and designed as a perforation pattern.
    • 房间通风/回火的方法以及设计为执行该方法的设备(1; 1'; 1“),房间(18; 18'; 18”)设置有风扇控制的流出空气 通风。 由于产生的负压,外部空气通过空气入口(6; 6'; 6“)吸入中空体(20; 20'; 20”)中并从横向方向从外部空气排出, 留下的大的中央热交换面(21; 21'; 21“)可用于来自房间的热辐射和室内空气的对流,向下移动的冷空气流(14; 14'; 14” )同时被形成,被引导到非草稿敏感的房间区域。 设备(1; 1'; 1“)被设计为沿着天花板安装的长而宽但扁平的主体(20; 20'; 20”),房间的整个宽度被覆盖在 窗口在室壁(8)中并且具有倾斜出口(7),其位于靠近身体的端部或居中的位置,用于进入房间的对角线空气,并且分别沿着垂直位置的壁安装 ,被覆盖的房间的整个高度,空气入口(6')位于主体的底部,出口(7')位于顶部并且被设计为穿孔图案。
    • 7. 发明申请
    • METHOD AND APPARATUS FOR CLEANING GASES CONTAINING SULPHUR DIOXIDE
    • 清洗含二氧化硫气体的方法和装置
    • WO1994016797A1
    • 1994-08-04
    • PCT/SE1994000033
    • 1994-01-19
    • ABB FLÄKT ABRAGNARSSON, Sven
    • ABB FLÄKT AB
    • B01D53/34
    • C01F11/464B01D53/501
    • A method and an apparatus for cleaning sulphur-dioxide-containing gases, such as flue gases, are disclosed. The gases are treated in a gas scrubber (2) for the absorption of sulphur dioxide in an aqueous alkaline washing liquid (3), preferably NaOH. A partial flow (10) is drawn off from the washing liquid to be regenerated by the addition of calcium ions (17) for the precipitation and removal of calcium sulphate. The invention is distinguished by the fact that the precipitated calcium sulphate is recycled and admixed (14) with the partial flow of washing liquid before the addition of calcium ions. The apparatus comprises a gas scrubber (2) having means (5, 6, 7, 9) for circulating the washing liquid (3), a conduit (11) for drawing off a partial flow (10) of washing liquid, a vessel (16) for the addition of calcium ions (17), a vessel (18) for the sedimentation of precipitated calcium sulphate, a vessel (22) for the addition of carbonate ions, a vessel (24) for the sedimentation of calcium carbonate, a conduit (26) for recycling regenerated washing liquid to the gas scrubber (2), and a conduit (25) for recycling precipitated calcium carbonate upstream from the vessel (18) for the sedimentation of calcium sulphate. The apparatus is distinguished by a conduit (19) provided for recycling precipitated calcium sulphate and opening into a vessel (14) which is arranged upstream from the vessel (16) for the addition of calcium ions.
    • 公开了一种用于清洁含二氧化硫的气体如烟道气的方法和装置。 在气体洗涤器(2)中处理气体以吸收碱性洗涤液(3)中的二氧化硫,优选为NaOH。 通过添加用于沉淀和除去硫酸钙的钙离子(17),从洗涤液体中抽出部分流(10)以再生。 本发明的特征在于沉淀的硫酸钙在加入钙离子之前被再循环并与洗涤液体的部分流混合(14)。 该设备包括气体洗涤器(2),该气体洗涤器具有用于循环洗涤液体(3)的装置(5,6,7,9);用于抽出洗涤液体的部分流动的导管(11),容器 16),用于添加钙离子(17),用于沉淀硫酸钙沉淀的容器(18),用于添加碳酸根离子的容器(22),用于沉淀碳酸钙的容器(24),a 用于将再生洗涤液体再循环到气体洗涤器(2)的导管(26)和用于使沉淀的碳酸钙从容器(18)上游再循环用于硫酸钙沉淀的导管(25)。 该装置的特征在于用于再循环沉淀的硫酸钙并开放到容器(14)中的导管(19),容器(14)布置在容器(16)的上游,用于添加钙离子。
    • 10. 发明申请
    • DEVICE FOR MEASURING A GAS FLOW, AND METHOD FOR USING THE DEVICE
    • 用于测量气体流量的装置,以及使用装置的方法
    • WO1992016848A1
    • 1992-10-01
    • PCT/SE1992000169
    • 1992-03-19
    • ABB FLÄKT ABJOHANSSON, AndersGUSTAVSSON, Lennart
    • ABB FLÄKT AB
    • G01P05/10
    • G01F1/684G01P5/12
    • A device for measuring a gas flow (F) has a measuring body (1) in the form of a cylinder, and a heating means (12) for heating the measuring body. A slot (5) extends axially into the cylinder from one end thereof so as to divide a first portion of the cylinder into two symmetrical halves (6a, 6b). The heating means (12) is disposed in a second cylinder portion which is not divided by the slot (5). A temperature sensor (13) is arranged in the second cylinder portion, and a temperature sensor (14, 15) is arranged in each cylinder half (6a, 6b). For measuring a gas flow (F), the measuring body (1) is so disposed in the gas flow that the slot (5) extends at right angles to the gas flow with one half (6a) facing the gas flow and with the other half (6b) facing away from the gas flow. The measuring body (1) is heated by the heating means (12) to a temperature exceeding the ambient temperature by a predetermined value. The temperature is measured in each of the two symmetrical cylinder halves (6a, 6b), whereupon the gas flow is calculated on the basis of the measured temperatures.
    • 用于测量气体流量的装置(F)具有气缸形式的测量体(1)和用于加热测量体的加热装置(12)。 槽(5)从其一端轴向延伸到气缸中,以将气缸的第一部分分成两个对称的半部(6a,6b)。 加热装置(12)设置在未被槽(5)分割的第二圆筒部分中。 温度传感器(13)布置在第二气缸部分中,并且温度传感器(14,15)布置在每个气缸半部(6a,6b)中。 为了测量气流(F),测量体(1)设置在气流中,槽(5)与气流成直角地延伸,其中一半(6a)面对气流,另一个 一半(6b)面向气流。 测量体(1)被加热装置(12)加热至超过环境温度的温度预定值。 在两个对称的气缸半部(6a,6b)中的每一个中测量温度,由此基于测量的温度计算气体流量。