WO2009026784A1 - Appareil de délivrance de fluidisation de matériaux - Google Patents

Appareil de délivrance de fluidisation de matériaux Download PDF

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Publication number
WO2009026784A1
WO2009026784A1 PCT/CN2008/001498 CN2008001498W WO2009026784A1 WO 2009026784 A1 WO2009026784 A1 WO 2009026784A1 CN 2008001498 W CN2008001498 W CN 2008001498W WO 2009026784 A1 WO2009026784 A1 WO 2009026784A1
Authority
WO
WIPO (PCT)
Prior art keywords
tank
fluidized
fluidization
submerged
dosing device
Prior art date
Application number
PCT/CN2008/001498
Other languages
English (en)
Chinese (zh)
Inventor
Chengshan Cao
Yafeng Liu
Jinsong Zhao
Original Assignee
China Aluminum International Engineering Corporation Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Aluminum International Engineering Corporation Limited filed Critical China Aluminum International Engineering Corporation Limited
Publication of WO2009026784A1 publication Critical patent/WO2009026784A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/14—Devices for feeding or crust breaking

Definitions

  • the present invention relates to a powder material feeding device, and more particularly to a dosing device for alumina powder in an aluminum electrolytic flue gas purification system. Background technique
  • alumina to adsorb H F in aluminum electrolysis flue gas is a common method for the treatment of aluminum electrolysis flue gas.
  • the addition of alumina to the aluminum electrolysis flue gas is an important factor to improve the purification efficiency.
  • Sealing and wear problems can be solved by using a pneumatic chute instead of a disc feeder or a star feeder, but the uniformity and stability of the feed are not ideal. There are many factors affecting the feed amount of the pneumatic chute. The degree of fluidization, the stability of the material in the silo and the gas content directly affect the feedability and stability of the air chute.
  • the technical problem to be solved by the present invention is to provide a uniform and stable fluidized feeding device for powdery materials, which has a simple structure, is easy to operate, maintain and manage.
  • a fluidized feeding device has the following structure: The fluidized material tank and the latent fluidized material tank are connected through the lower through hole plate, and the latent fluidized material is connected.
  • the tank is connected with the silo, the fluidized tank is connected with the discharge tank, and the fluidized tank and the submerged fluidized tank are provided with an air inlet.
  • the fluidized tank and the lower end of the submerged fluidized tank are respectively provided with an intake air
  • the discharge box is provided with a gate valve, the discharge tube is connected with the discharge box, and the flow meter is placed on the discharge tube, and the electric actuator for controlling the gate valve according to the flow meter is arranged outside the discharge box, and the flow rate
  • the instrument is connected to the valve.
  • the latent fluidized tank communicates with the silo through a shut-off valve.
  • the latent fluidized tank and the silo are bolted.
  • the upper end of the fluidized tank and the latent fluidized tank are provided with an exhaust port, or the upper wall of the fluidized tank and the submerged fluidized tank are all or partially composed of a metal containing filter plate.
  • a through-hole plate is provided in the fluidized tank and the submerged fluidized tank, and the number of the orifice plates is 1 - 10.
  • An inspection door is provided at the upper end or side of the fluidized tank and the submerged fluidized tank.
  • the fluidization tank and the lower end of the submerged fluidization tank are provided with inspection holes.
  • the fluidized tank and the lower portion of the submerged fluidized tank are provided with a gas permeable plate.
  • the fluidized tank and the submerged fluidized tank are arranged in a straight line manner, and the end of the fluidized tank is arranged with a discharge box.
  • the fluidized tank and the submerged fluidized tank are arranged in a straight line manner, and the discharge tank is arranged on the right side of the fluidized tank.
  • the fluidized tank and the submerged fluidized tank are arranged in a straight line manner, and the discharge tank is arranged on the left side of the fluidized tank.
  • the fluidized tank is disposed on the left side of the submerged fluidized tank, and the fouling tank is configured at the end of the fluidized tank.
  • the fluidized tank is disposed on the right side of the submerged fluidized tank, and the fouling tank is configured at the end of the fluidized tank.
  • the fluidized tank is disposed on the left side of the submerged fluidized tank, and the discharge tank is disposed on the left side of the fluidized tank.
  • the fluidized tank is disposed on the right side of the submerged fluidized tank, and the discharge tank is disposed on the right side of the fluidized tank.
  • the fluidized tank is disposed on the left side of the submerged fluidized tank, and the discharge tank is disposed on the right side of the fluidized tank.
  • the fluidized tank is arranged on the right side of the submerged fluidized tank, and the discharge tank is arranged on the left side of the fluidized tank.
  • the fluidized tank is located on the right side of the submerged fluidized tank, and the discharge tank is disposed at the end of the tank.
  • the fluidized tank is disposed on the left side of the submerged fluidized tank, and the discharge tank is disposed at the end of the tank.
  • the fluidized tank is on the right side of the submerged fluidized tank, and the left side of the fluidized tank Configure the discharge bin.
  • the fluidized tank is disposed on the left side of the submerged fluidized tank, and the discharge tank is disposed on the right side of the fluidized tank.
  • the present invention employs a two-stage fluidized tank, the first section being a submerged fluidized tank, usually in a packed state.
  • the second stage is a fluidized tank, usually in a non-packed state.
  • a discharge gate valve is arranged on the second stage fluidized tank, the discharge valve is controlled by an electric actuator, a flow meter is arranged on the discharge pipe, and the electric actuator adjusts the opening degree of the discharge gate valve according to the signal of the flow meter. Therefore, the purpose of uniform and stable feeding is achieved, and the environmental protection is good, and the structure is simple, easy to operate and manage.
  • Figure 1 is a schematic view showing the structure of a fluidized feeding device.
  • Figure 2a is a schematic view showing the structure of the drain fluidized tank and the fluidized tank in a straight line configuration, and the fluidized tank end is arranged in the discharge box.
  • Fig. 2b is a schematic view showing the structure of the drain fluidized tank and the fluidized tank in a straight line configuration, and the drain tank on the right side of the fluidized tank.
  • Figure 2c is a schematic view showing the structure of the drain fluidized tank and the fluidized tank in a straight line configuration, and the drain tank on the left side of the fluidized tank.
  • Figure 3a is a schematic view showing the structure of the fluidized tank disposed on the left side of the submerged fluidized tank and the discharge tank at the end of the fluidized tank.
  • Figure 3b is a schematic view showing the structure of the fluidized tank disposed on the right side of the submerged fluidized tank and the discharge tank at the end of the fluidized tank.
  • Figure 3c is a schematic view showing the structure in which the fluidized tank is disposed on the left side of the submerged fluidized tank and the discharge tank is disposed on the left side of the fluidized tank.
  • Figure 3d is a schematic view showing the structure in which the fluidized tank is disposed on the right side of the submerged fluidized tank and the discharge tank is disposed on the right side of the fluidized tank.
  • Figure 3e is a schematic view showing the structure in which the fluidized tank is disposed on the left side of the submerged fluidized tank and the discharge tank is disposed on the right side of the fluidized tank.
  • Figure 3f is a schematic view showing the structure of the fluidized tank placed on the right side of the submerged fluidized tank and the discharge tank on the left side of the fluidized tank.
  • Figure 4a is a fluidized tank and on the right side of the submerged fluidized tank, at the fluidized tank end
  • the structure of the head is arranged in the discharge bin.
  • Figure 4b is a schematic view of the fluidized tank and the discharge bin at the end of the fluidized tank at the left side of the submerged fluidized tank.
  • Figure 4c shows the structure of the flow bin in the fluidized tank and on the right side of the submerged fluidized tank and on the left side of the fluidized tank.
  • Figure 4d is a schematic view of the fluidized tank and the discharge bin on the left side of the submerged fluidized tank and on the right side of the fluidized tank.
  • the latent fluidized tank 4 communicates with the silo 1 through a shut-off valve 2, and the lower end of the shut-off valve 2 is a feed port 3, the coupling mode is a bolt connection, and the shut-off valve 2 is Normally open, closed during system maintenance.
  • the fluidized tank 5 is connected to the submerged fluidized tank 4 by a perforated plate 14 which is penetrated through the lower portion.
  • a gas permeable plate 9 is provided in the lower portion of the fluidized tank 5 and the submerged fluidized tank 4.
  • the gate valve 6 is placed in the discharge box 12 and connected to the fluidized material tank 5, the discharge pipe 13 is connected to the discharge tank, the flow meter 8 is placed on the discharge pipe 13, and the electric actuator 7 controls the gate valve 6 according to the flow meter 8.
  • the control of the feed amount is achieved, and the electric actuator 7 is arranged outside the discharge box 12 and connected to the flow meter 8 and the gate 6 .
  • the fluidized tank 5 and the upper wall of the submerged fluidized tank 4 may be constructed, in whole or in part, with a metal-containing filter plate, which may be provided without an exhaust port 1 1.
  • the upper end or side of the fluidized tank 5 and the submerged fluid tank 4 is provided with an inspection door 15 for cleaning the inside of the tank.
  • the lower end of the fluidized tank 5 and the latent fluidized tank 4 is provided with an inspection hole 16 for inspecting and cleaning the air chamber at the lower portion of the gas permeable plate 9.
  • a through-hole plate is also arranged, and the number of the orifice plates is 1 - 10, that is, the submerged fluidized tank and the fluidized tank are divided into a plurality of sections.
  • the fluidization tank 5 and the submerged fluidization tank 4 are arranged in a straight line, and the discharge tank 12 is disposed at the end of the fluidization tank 5.
  • the fluidized tank 5 and the submerged fluidized tank 4 are arranged in a straight line, and the discharge tank 12 is disposed on the right side of the fluidized tank 5.
  • the fluidized tank 5 and the submerged fluidized tank 4 are arranged in a straight line, and the discharge tank 12 is disposed on the left side of the fluidized tank 5.
  • Fig. 2a the fluidization tank 5 and the submerged fluidization tank 4 are arranged in a straight line, and the discharge tank 12 is disposed on the left side of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the left side of the submerged fluidized tank 4, and the discharge tank 12 is disposed at the end of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the right side of the submerged fluidized tank 4, and the discharge tank 12 is disposed at the end of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the left side of the submerged fluidized tank 4, and the discharge tank 12 is disposed on the left side of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the right side of the submerged fluidized tank 4, and the discharge tank 12 is disposed on the right side of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the left side of the submerged fluidized tank 4, and the discharge tank 12 is disposed on the right side of the fluidized tank 5.
  • the fluidized tank 5 is disposed on the right side of the submerged fluidized tank 4, and the discharge tank 12 is disposed on the left side of the fluidized tank 5.
  • the fluidization tank 5 is disposed on the right side of the submerged fluidization tank 4, and the discharge tank 12 is disposed at the end of the fluidization tank 5.
  • the fluidization tank 5 is disposed on the left side of the submerged fluidization tank 4, and the discharge tank 12 is disposed at the end of the fluidization tank 5.
  • the fluidization tank 5 is disposed on the right side of the submerged fluidization tank 4, and the discharge tank 12 is disposed on the left side of the fluidization tank 5.
  • the fluidized tank 5 is disposed on the left side of the submerged fluidized tank 4, and the discharge tank 12 is disposed on the right side of the fluidized tank 5.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

La présente invention porte sur un appareil de délivrance de matériaux sous forme de poudre, plus particulièrement un appareil de délivrance de dose d'une poudre d'alumine utilisée dans un système de nettoyage de fumée d'électrolyse d'aluminium. Un appareil de délivrance de fluidisation a la structure suivante : un réservoir de matériau de fluidisation (5) est relié à un réservoir de matériau de fluidisation potentiel (4) par l'intermédiaire d'une plaque poreuse, dont la partie inférieure est perforée, le réservoir de matériau de fluidisation potentiel (4) communique mutuellement avec une trémie (1), le réservoir de matériau de fluidisation (5) communique mutuellement avec un conteneur de décharge (12), le réservoir de matériau de fluidisation (5) et le réservoir de matériau de fluidisation potentiel (4) sont pourvus d'une admission de gaz (10). La présente invention peut non seulement atteindre l'objectif d'une délivrance régulière et stable, mais, également, ne pas contaminer l'environnement, la structure de celle-ci étant simple et facile à mettre en œuvre et à gérer.
PCT/CN2008/001498 2007-08-23 2008-08-19 Appareil de délivrance de fluidisation de matériaux WO2009026784A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710012556.2 2007-08-23
CN2007100125562A CN101372753B (zh) 2007-08-23 2007-08-23 一种流态化给料装置

Publications (1)

Publication Number Publication Date
WO2009026784A1 true WO2009026784A1 (fr) 2009-03-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/001498 WO2009026784A1 (fr) 2007-08-23 2008-08-19 Appareil de délivrance de fluidisation de matériaux

Country Status (4)

Country Link
CN (1) CN101372753B (fr)
MY (1) MY153501A (fr)
SA (1) SA08290526B1 (fr)
WO (1) WO2009026784A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105239099A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量多级保护型加料装置
CN105239100A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量缓冲型加料装置
CN105239101A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量稳压型加料装置
LT6397B (lt) 2015-10-12 2017-06-12 Yiwu City Shougen Crafts Co., Ltd. Pašarų tiekimo aparatas su varikliu valdomu pakėlimu
CN108787045A (zh) * 2018-08-01 2018-11-13 河南黎明重工科技股份有限公司 一种流化功能的立磨进料溜槽装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103225090B (zh) * 2012-01-31 2016-10-05 贵阳铝镁设计研究院有限公司 节能自沸腾点式下料器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1198962A (zh) * 1997-05-13 1998-11-18 中国科学院化工冶金研究所 超细颗粒气固相加工的流化床反应器
US6382881B1 (en) * 1998-05-11 2002-05-07 Aluminium Pechiney Process for conveyance of powder materials in a hyperdense bed and potential fluidization device for embodiment of this process
CN2670300Y (zh) * 2004-01-13 2005-01-12 包铝股份公司电解三公司 氧化铝超浓相输送滤沙装置
CN1778997A (zh) * 2004-11-25 2006-05-31 贵阳铝镁设计研究院 氧化铝超浓相输送系统的除杂质方法及装置
CN2811327Y (zh) * 2005-04-26 2006-08-30 贵阳铝镁设计研究院 氧化铝超浓相输送系统的除杂质装置
CN201092485Y (zh) * 2007-09-20 2008-07-30 沈阳铝镁设计研究院 流态化给料装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1198962A (zh) * 1997-05-13 1998-11-18 中国科学院化工冶金研究所 超细颗粒气固相加工的流化床反应器
US6382881B1 (en) * 1998-05-11 2002-05-07 Aluminium Pechiney Process for conveyance of powder materials in a hyperdense bed and potential fluidization device for embodiment of this process
CN2670300Y (zh) * 2004-01-13 2005-01-12 包铝股份公司电解三公司 氧化铝超浓相输送滤沙装置
CN1778997A (zh) * 2004-11-25 2006-05-31 贵阳铝镁设计研究院 氧化铝超浓相输送系统的除杂质方法及装置
CN2811327Y (zh) * 2005-04-26 2006-08-30 贵阳铝镁设计研究院 氧化铝超浓相输送系统的除杂质装置
CN201092485Y (zh) * 2007-09-20 2008-07-30 沈阳铝镁设计研究院 流态化给料装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LT6397B (lt) 2015-10-12 2017-06-12 Yiwu City Shougen Crafts Co., Ltd. Pašarų tiekimo aparatas su varikliu valdomu pakėlimu
CN105239099A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量多级保护型加料装置
CN105239100A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量缓冲型加料装置
CN105239101A (zh) * 2015-11-17 2016-01-13 四川华索自动化信息工程有限公司 铝电解槽定量稳压型加料装置
CN108787045A (zh) * 2018-08-01 2018-11-13 河南黎明重工科技股份有限公司 一种流化功能的立磨进料溜槽装置
CN108787045B (zh) * 2018-08-01 2023-12-12 河南黎明重工科技股份有限公司 一种流化功能的立磨进料溜槽装置

Also Published As

Publication number Publication date
MY153501A (en) 2015-02-27
CN101372753A (zh) 2009-02-25
CN101372753B (zh) 2011-08-31
SA08290526B1 (ar) 2012-10-01

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