WO2012005624A2 - Filtre pour éliminer le dioxyde de carbone dans un flux gazeux - Google Patents

Filtre pour éliminer le dioxyde de carbone dans un flux gazeux Download PDF

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Publication number
WO2012005624A2
WO2012005624A2 PCT/RU2011/000431 RU2011000431W WO2012005624A2 WO 2012005624 A2 WO2012005624 A2 WO 2012005624A2 RU 2011000431 W RU2011000431 W RU 2011000431W WO 2012005624 A2 WO2012005624 A2 WO 2012005624A2
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WO
WIPO (PCT)
Prior art keywords
filter
fibers
carbon dioxide
channels
filter according
Prior art date
Application number
PCT/RU2011/000431
Other languages
English (en)
Russian (ru)
Other versions
WO2012005624A3 (fr
Inventor
ДЕ МЕЛОФилип ФЕРНАНДЕС
Original Assignee
Общество С Ограниченной Ответственностью "Орион Интегрити"
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 Общество С Ограниченной Ответственностью "Орион Интегрити" filed Critical Общество С Ограниченной Ответственностью "Орион Интегрити"
Publication of WO2012005624A2 publication Critical patent/WO2012005624A2/fr
Publication of WO2012005624A3 publication Critical patent/WO2012005624A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

Definitions

  • the present invention relates to devices for removing CO2 from gas streams, in particular to a filter for removing carbon dioxide (for example, from hot gas generated by the combustion of coal, petroleum products, etc.).
  • This filter can be used both for cleaning exhaust gases from automobiles and for cleaning exhaust gases from industrial enterprises, in particular power plants.
  • US6755892 discloses a system for removing carbon dioxide from a gas, including a sorbent layer absorbing C0 2 , a channel connecting a C0 2 source to a specified layer, a channel connecting a specified layer to an outlet, a regeneration device for recovering C0 2 from a specified sorbent layer and, according to at least one valve to control the flow of gas into the system, as well as from it.
  • WO2010 / 027929 A1 discloses a system for removing carbon dioxide from a gas stream, comprising the absorption capacity, through which pass the gas stream and comprising a sorbent material that absorbs C0 2, wherein the sorbent material comprises at least one amine, at least one catalyst, activating carbon dioxide, and at least one porous material bearing the specified amine and catalyst.
  • RU 2333788 discloses a high-temperature resistant fiber layer of metal fibers used in an open particulate trap for purifying exhaust gases from automobile internal combustion engines and having at least one catalytically active coating primarily a coating used in an oxidation catalyst and / or in a three-way catalyst and / or in a selective catalytic reduction catalyst while it has a porosity of at least 50%, and in the longitudinal section by a plane that is mainly parallel to its largest outer surface, it has openings whose width on average is from 0.01 to 0.5 mm, primarily from 0.05 to 0.25 mm.
  • the main disadvantage of this device is the inability to effectively use it in large enterprises with large emission of C0 2.
  • a device for removing carbon dioxide consisting of heat-resistant paper impregnated with an adsorbent absorbing carbon dioxide, and having many protruding sections on the surface of the paper, where the heat-resistant paper is folded into a multilayer cylinder with the formation of the protruding sections of an indirect channel in the longitudinal direction of the cylinder (JP2009275585, 26.1 1.2009 SUZUKI KENJI).
  • Known filter element for cleaning and drying gases consisting of concentrically installed one in the other two or more cylinders, the gaps between which are filled with granular moisture-absorbing material, characterized in that the cylinder walls are made of thermally bonded fibers at the intersection of the fibers of the thermoplastic polymer, the diameter of the fibers forming the first cylinders in the direction of the gas to be cleaned are larger, and their packing density is lower than in the subsequent ones, with the average pore diameter of the first in the direction of the cleaning gas cylinder is not more than 0.05 mm, and the particle size of the granular material is in the range from 0.05 to 1 mm, the total thickness of the layers with the granular material is not less than 60 mm (RU2224580 C1, 02.27.2004, Republican Unitary Enterprise Special Design Technological Bureau "Metallopolymer” (BY)).
  • the filter according to the present invention does not contain the disadvantages of the above solutions.
  • the author unexpectedly found that by simplifying the design of the filter, as well as simplifying the manufacture, the efficiency of removing carbon dioxide from the gas stream substantially increases, which approaches almost 100%.
  • this filter is easy to maintain and can be quickly repaired for reuse.
  • the filter consists of two housings, one of which is placed inside the second housing, closed at one end.
  • the walls of the inner case are formed of fibers that are intertwined with each other and form many channels, the transverse size of which lies in the submicron range, for example, from 100 nanometers to 1 micron.
  • One end of the inner case can adjoin the closed end of the outer case, and can retreat from it by a certain distance.
  • a gas pipeline is connected to the other end of the inner casing, through which crude gas enters the filter.
  • the space between the walls of the buildings is filled with fibers that form many channels, and the space of the inner case is filled with a chemical agent.
  • the shape of the bodies may vary, in particular it may be cylindrical.
  • the fibers used may be polypropylene fibers having a high chemical inertness and withstanding temperatures above 200 ° C. Foamed polypropylene used in the manufacture of mechanical filters for purifying water from micron particles can also be used. Also, the fibers may be metallic or ceramic, depending on the conditions of use of the filter of the present invention.
  • the chemical agent is a carbon dioxide absorbent, for example, sodium hydroxide, calcium hydrosulfide, calcium hydroxide, metal oxides, silicates.
  • a variant of the present invention is a filter with the specified design, where on top of the fibers located between the housings, a chemical agent is additionally placed.
  • the walls of the outer casing can be made of transparent material, allowing to observe the degree of filter exhaustion. Many channels can be located mainly in the direction of the purified gas.
  • Figure 2 filter with a chemical agent on top of fibers located between the walls of the housings.
  • Figure 3 filter, where the end face of the inner housing departs from the outer housing by a certain distance.
  • the crude gas stream through the gas pipeline (1) enters the inner filter housing, in which the primary capture of carbon dioxide by the chemical agent (3) takes place.
  • the agent has a barrier function that allows you to extinguish high gas flow rates, as well as distribute it evenly throughout the entire volume of the inner casing.
  • the gas passing through the sorbent is directed through the channels (4) formed by the fibers into the interbody space, which is also filled with fibers forming the channels (5).
  • water vapor is in the gas stream.
  • the temperature of the gas decreases.
  • the gas temperature can reduce the size of the channels through which the gas passes.
  • Carbon dioxide present in the gas begins to dissolve in water.
  • the submicron size range of the channels allows you to dissolve almost 100% carbon dioxide in water.
  • the gas through a system of channels formed by fibers located between the bodies (5) is directed towards the open end of the external body, where it is collected and removed.
  • a chemical agent is additionally placed on top of the fibers located between the housings (6).
  • the filter As it functions, the filter is filled with water, the level of which can be observed through the transparent walls of the outer casing (2).
  • the filter stops when it is completely filled with water. To regenerate the filter, it is only necessary to remove water from it with dissolved CO 2 and replace the chemical agent.
  • the spent chemical agent can be further used, for example, as a component in the manufacture of fertilizers.
  • the dimensions of the filter can vary from a few centimeters to several meters, depending on the purpose.
  • a filter was made with the design described above, using polypropylene fibers and sodium hydroxide as a chemical agent. This filter was operated at a gas flow temperature of from 100 to 200 ° C. and with a carbon dioxide content in the stream of about 40%. A comparative analysis of the operation of this filter with the operation of the filter disclosed in US6755892 showed a significant increase in the efficiency of the filter of the present invention.
  • a filter was made with the design described above, using metal fibers and calcium oxide as a chemical agent. This filter operated at a gas flow temperature of from 1000 to 1500 ° C. and with a carbon dioxide content in the stream of about 30%. A comparative analysis of the operation of this filter with the operation of the filter disclosed in US6755892 showed a significant increase in the efficiency of the filter of the present invention.
  • table 2
  • a filter was made with the design described above, using ceramic fibers and sodium hydroxide as a chemical agent.
  • the chemical agent was additionally placed on top of the fibers located between the housings.
  • the filter was operated at a gas flow temperature of from 1000 to 2000 ° C. and with a carbon dioxide content in the stream of about 40%.
  • a comparative analysis of the operation of this filter with the operation of the filter disclosed in US6755892 showed a significant increase in the efficiency of the filter of the present invention.
  • Dioxide content The carbon dioxide content in the gas stream on carbon in the gas stream at the inlet to the filter outlet of the filter device (%) of the device (%)

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

La présente invention concerne des filtres pour éliminer le CO2 dans des gaz et notamment un filtre pour éliminer le dioxyde de carbone dans un flux gazeux. Le filtre comprend un premier boîtier dont les parois sont constituées par des fibres entrelacées formant plusieurs canaux et un deuxième boîtier possédant une extrémité fermée, le premier boîtier étant creux et étant placé à l'intérieur du deuxième boîtier; l'espace entre les deux boîtiers est rempli de fibres formant plusieurs canaux; un agent chimique est disposé à l'intérieur de chaque corps, et le diamètre transversal caractéristique des canaux formés par les fibres se situe dans la gamme submicronique. La présente invention permet d'éliminer rapidement et efficacement le dioxyde de carbone dans le flux gazeux.
PCT/RU2011/000431 2010-07-09 2011-06-21 Filtre pour éliminer le dioxyde de carbone dans un flux gazeux WO2012005624A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2010128458 2010-07-09
RU2010128458/05A RU2431520C1 (ru) 2010-07-09 2010-07-09 Фильтр для удаления диоксида углерода из газового потока

Publications (2)

Publication Number Publication Date
WO2012005624A2 true WO2012005624A2 (fr) 2012-01-12
WO2012005624A3 WO2012005624A3 (fr) 2012-08-30

Family

ID=44999146

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2011/000431 WO2012005624A2 (fr) 2010-07-09 2011-06-21 Filtre pour éliminer le dioxyde de carbone dans un flux gazeux

Country Status (2)

Country Link
RU (1) RU2431520C1 (fr)
WO (1) WO2012005624A2 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001113142A (ja) * 1999-10-15 2001-04-24 Kunio Yagi 低圧損濾過フィルター
RU2224580C1 (ru) * 2002-08-01 2004-02-27 Республиканское унитарное предприятие Специальное конструкторско-технологическое бюро "Металлополимер" Фильтрующий элемент для очистки и осушки газов
JP2006002730A (ja) * 2004-06-21 2006-01-05 Toyota Boshoku Corp 燃料蒸気吸着フィルタ
RU2333788C2 (ru) * 2002-12-05 2008-09-20 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Улавливатель твердых частиц, содержащий волокнистый слой с покрытием
WO2009032437A2 (fr) * 2007-08-15 2009-03-12 Pentair Filtration, Inc. Filtre à cystes à faible chute de pression

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001113142A (ja) * 1999-10-15 2001-04-24 Kunio Yagi 低圧損濾過フィルター
RU2224580C1 (ru) * 2002-08-01 2004-02-27 Республиканское унитарное предприятие Специальное конструкторско-технологическое бюро "Металлополимер" Фильтрующий элемент для очистки и осушки газов
RU2333788C2 (ru) * 2002-12-05 2008-09-20 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Улавливатель твердых частиц, содержащий волокнистый слой с покрытием
JP2006002730A (ja) * 2004-06-21 2006-01-05 Toyota Boshoku Corp 燃料蒸気吸着フィルタ
WO2009032437A2 (fr) * 2007-08-15 2009-03-12 Pentair Filtration, Inc. Filtre à cystes à faible chute de pression

Also Published As

Publication number Publication date
RU2431520C1 (ru) 2011-10-20
WO2012005624A3 (fr) 2012-08-30

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