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    • 3. 发明公开
    • METHOD AND DEVICE FOR MIXING A FLOWING GAS AND A PULVERULENT MATERIAL
    • 方法和设备,用于混合流动气体和粉末材料
    • EP1144088A1
    • 2001-10-17
    • EP99965650.7
    • 1999-12-15
    • Abb Fläkt Aktiebolag
    • HJORTSTAM, MagnusJOHANSSON, Lars-Erik
    • B01D53/10
    • B01J19/2405B01D53/10B01F5/0057B01F2003/061
    • A method for mixing a pulverulent material in a main gas flow with a view to achieving uniform distribution of the pulverulent material. The turbulence in the main gas flow is increased in a vortex-generating zone. The pulverulent material is introduced into the main gas flow, in a mixing zone, with a carrier gas flow whose net motion during introduction is essentially opposite to the main gas flow. The mixing zone is positioned downstream of the vortex-generating zone and in the vicinity thereof. The carrier gas flow with the pulverulent material is in a rotational zone given a helical motion, whose axis of symmetry is essentially parallel with the direction of flow of the main gas flow, and is introduced into the mixing zone in the form of a divergent hollow cone. A device for carrying out the method comprises a gas duct (1) for the main gas flow with vortex-generating means (4) and an introducing means (11) for introduction of pulverulent material in dispersed state into a carrier gas flow. The introducing means (11) comprises a cylindrical pipe (13) with an open and a closed end, a tangential inlet (17) in the vicinity of the closed end of the cylindrical pipe (13), and a divergent axial outlet (18) at the open end of the cylindrical pipe comprising a truncated conical jacket (14) and a centered insert (16) adjacent to the axial outlet so adapted that an annular opening (19) forms between the truncated conical jacket (14) and the insert (16).
    • 6. 发明授权
    • VALVE ARRANGEMENT
    • 阀门布置
    • EP0678177B1
    • 1998-09-23
    • EP92914613.2
    • 1992-06-23
    • ABB FLÄKT AKTIEBOLAG
    • AURELL, Eskil
    • F16K7/17
    • B01D46/0068F16K31/402F16K31/406F17C13/04F17C2205/0305F17C2205/0323F17C2205/0341F17C2205/0385F17C2223/0123F17C2250/0626F17C2270/05
    • A valve arrangement has a valve housing (4) with a valve chamber (12) formed therein, which has an outlet (13) and an inlet (23) which is adapted to be connected to a pressure-medium source (1). A control valve (10, 26) is adapted, when in closed position, to close the outlet (13) of the valve chamber (12) and, when in open position, to open it. A main valve arranged in the valve housing has a valve member which is displaceable in the valve chamber and, depending on the pressure in the valve chamber, is shiftable between an outer closing position and an inner opening position. The valve member consists of a piston (22) freely displaceable in a circular-cylindrical portion (15) of the valve housing (4). The inlet of the valve chamber consists of an annular gap (23) between the piston (22) and the circular-cylindrical portion (15) of the valve housing (4).
    • 阀装置具有其中形成有阀室(12)的阀壳体(4),该阀壳体具有适于连接到压力介质源(1)的出口(13)和入口(23)。 控制阀(10,26)适于在处于关闭位置时关闭阀室(12)的出口(13),并且当处于打开位置时将其打开。 布置在阀壳体中的主阀具有阀构件,该阀构件在阀室中可移位并且取决于阀室中的压力可在外关闭位置和内开启位置之间移动。 该阀件由在阀壳体(4)的圆柱形部分(15)中可自由移动的活塞(22)组成。 阀室的入口由活塞(22)和阀壳体(4)的圆柱形部分(15)之间的环形间隙(23)组成。
    • 7. 发明授权
    • ROTARY ADSORPTION ASSEMBLY
    • 旋转吸附组件
    • EP0537294B1
    • 1996-10-09
    • EP91914963.3
    • 1991-07-02
    • ABB FLÄKT AKTIEBOLAG
    • PANZICA, Nicholas, J.GUSTAVSSON, LennartJOSEFSSON, LeifLANNEFORS, Hans, O.
    • B01D53/06B01D53/04
    • B01D53/0431B01D53/0415B01D53/06B01D2253/102B01D2253/3425B01D2259/4009
    • An apparatus (10) for adsorptive filtering of contaminants from a gaseous stream is provided. The apparatus (10) includes a frame member (12). The frame (12) includes a base member (16) which is rotatable about an axis (18). A plurality of walls (20) are attached to the base member (16) and extend axially thereform to a top member for providing a plurality of circumferential segments areas (22). The walls (20) include a radially inner side (24) for defining an axially extending inner chamber (26) and a radially outer side for defining an outer periphery (28). A plurality of adsorption elements (14), each having an axial first side (32) and an axial second side (34), are axially spaced in each of said circumferential segment areas (22). A duct (36) or the like radially directs contaminated air into at least an entire one of the segment areas (22). The apparatus (10) has a duct (36) arrangement for directing a substantially radial flow of air into at least one of said segments (22) from the outer periphery (28) through the axial first side (32) of each of said adsorption elements (14) in generally an axial direction through the adsorption element (14) to exit the axial second side (34) and into said axially extending inner chamber (26) for exhausting decontaminated air out through the axial chamber (26). The present invention may also include a regenerative portion (46) which can regenerate the adsorptive elements (14) during operation of the apparatus (10). The regenerative portion (46) includes ducts (48 and 50) for supplying a heated regenerative air stream and a cooling air stream to strip contaminants from the adsorptive elements (14) and then cool them to a suitable adsorptive temperature.
    • 提供了一种用于从气流吸附过滤污染物的设备(10)。 该设备(10)包括框架构件(12)。 框架(12)包括可围绕轴线(18)旋转的基座构件(16)。 多个壁(20)附接到基部构件(16)并且在那里轴向延伸到顶部构件以提供多个圆周段区域(22)。 壁(20)包括用于限定轴向延伸的内室(26)的径向内侧(24)和用于限定外周边(28)的径向外侧。 在每个所述圆周段区域(22)中轴向隔开多个吸附元件(14),每个吸附元件具有轴向第一侧(32)和轴向第二侧(34)。 管道(36)等径向引导污染的空气进入至少整个一个区段区域(22)。 设备(10)具有管道(36)装置,用于将基本上径向的空气流从外周边(28)通过每个所述吸附的轴向第一侧(32)引入至少一个所述节段(22) (14)沿轴向方向通过所述吸附元件(14)以离开所述轴向第二侧(34)并进入所述轴向延伸的内室(26),用于通过所述轴向室(26)排出去污染的空气。 本发明还可以包括再生部分(46),其在设备(10)的操作期间可以再生吸附元件(14)。 再生部分(46)包括管道(48和50),用于供应加热的再生空气流和冷却空气流以从吸附元件(14)中去除污染物,然后将它们冷却到合适的吸附温度。