CN114618297A - Manufacturing method, device and system of flue gas treatment device - Google Patents

Manufacturing method, device and system of flue gas treatment device Download PDF

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Publication number
CN114618297A
CN114618297A CN202210413909.4A CN202210413909A CN114618297A CN 114618297 A CN114618297 A CN 114618297A CN 202210413909 A CN202210413909 A CN 202210413909A CN 114618297 A CN114618297 A CN 114618297A
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flue gas
gas treatment
treatment device
manufacturing
filter
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CN114618297B (en
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刘科
王慧敏
毛宁
吴飞
沈浩
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Shenzhen Triumph Technology Engineering Co Ltd
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Shenzhen Triumph Technology Engineering Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8678—Removing components of undefined structure
    • B01D53/8681—Acidic components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8659—Removing halogens or halogen compounds
    • B01D53/8662—Organic halogen compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20723—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/206—Organic halogen compounds
    • B01D2257/2064—Chlorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Treating Waste Gases (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses a method, a device and a system for manufacturing a flue gas treatment device, wherein the method for manufacturing the flue gas treatment device comprises the following steps: a filter cylinder with an opening at one end is manufactured by adopting a filter material resistant to over 330 ℃; forming an alkaline desulfurization layer by using an alkaline desulfurizing agent, and bonding the alkaline desulfurization layer on the outer surface of the filter cylinder; determining the thickness of an alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through; the catalyst is filled inside the filter cartridge. According to the technical scheme, the filter cartridge is made of a filter material resistant to over 330 degrees and used for filtering particle dust in high-temperature flue gas; deacidifying the high-temperature flue gas by using an alkaline desulfurizer; further denitrating gas pollutants such as dioxin and the like by using a catalyst; dedusting the flue gas passing through the filter cartridge, and then contacting and reacting the flue gas with a catalyst to complete denitration or dioxin treatment; the flue gas only needs to pass through the flue gas processing apparatus and just can accomplish dust removal, deacidification, denitration or dioxin and handle, has simplified the treatment procedure that the flue gas was handled.

Description

Manufacturing method, device and system of flue gas treatment device
Technical Field
The invention relates to the field of pollutant treatment, in particular to a method, a device and a system for manufacturing a flue gas treatment device.
Background
The smoke discharge temperature of the industrial kiln is high, and the waste heat recovery value is high; the process of a conventional integrated processing system includes the steps of: after the kiln flue gas is treated by the heat exchanger, sulfur is pushed through a dry desulfurization tower, denitration is integrally carried out through a ceramic tube, then dust is removed through a dust remover, and finally waste heat is utilized on a secondary boiler. The dust removal, desulfurization and denitration processes of the treatment system are complex, the defects of long flow, more equipment, high power consumption and complex manual maintenance are overcome, and the dry desulfurization system in the integrated system still needs to be independent. Therefore, a method for manufacturing an energy-saving, environment-friendly and simple smoke treatment device is needed.
Disclosure of Invention
The invention mainly aims to provide a manufacturing method of a flue gas treatment device, and aims to overcome the defects of high energy consumption and complex treatment process of the conventional flue gas treatment device.
In order to achieve the above object, the present invention provides a method for manufacturing a flue gas treatment device, comprising:
a filter cylinder with an opening at one end is manufactured by adopting a filter material resistant to over 330 ℃;
forming an alkaline desulfurization layer by using an alkaline desulfurizing agent, and bonding the alkaline desulfurization layer on the outer surface of the filter cylinder;
determining the thickness of an alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through;
the catalyst is filled inside the filter cartridge.
Preferably, the step of manufacturing the filter cartridge with an opening at one end by using the filter material resistant to the temperature of over 330 ℃ comprises the following steps; the filter cartridge is made of filter materials resistant to 330-380 ℃.
Preferably, the step of manufacturing the filter cartridge with an opening at one end by using the filter material resistant to the temperature of over 330 ℃ comprises the following steps; the filter cylinder with the high-porosity filter structure is made of any one of high-temperature-resistant metal materials, high-temperature-resistant ceramic materials and high-temperature-resistant fiber materials which can resist the temperature of more than 330 ℃.
Preferably, the alkaline desulfurizing agent comprises slaked lime powder, and the step of forming the alkaline desulfurizing agent into an alkaline desulfurizing layer to be adhered to the outer surface of the filter cylinder comprises the following steps: and attaching slaked lime powder to the outer surface of the filter cylinder.
Preferably, the alkaline desulfurizing agent comprises slaked lime powder, and the step of adhering the slaked lime powder to the outer surface of the filter cylinder comprises the following steps: the slaked lime powder is uniformly adsorbed on the outer surface of the filter cylinder by utilizing the principle that differential pressure is generated by airflow; the purity of sodium hydroxide in the slaked lime powder is more than 90 percent.
Preferably, the step of determining the thickness of the alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes comprises the following steps: the pressure difference resistance range of the smoke passing through the alkaline desulphurization layer is controlled between 300pa and 2000 pa.
Preferably, the step of filling the catalyst inside the filter cartridge includes the steps of; the catalyst forms a catalyst film attached to the inner wall of the filter cartridge.
Preferably, the step of filling the catalyst inside the filter cartridge includes the steps of; the catalyst forms a catalyst block adhered to the inner wall of the opening of the filter cartridge.
The invention also provides a flue gas treatment device which is manufactured by the manufacturing method of the flue gas treatment device.
The invention also provides a flue gas treatment system, which comprises the flue gas treatment device manufactured by the manufacturing method of the flue gas treatment device, and also comprises a primary waste heat utilization device and a secondary waste heat utilization device; the primary waste heat utilization device, the flue gas treatment device and the secondary waste heat utilization device are sequentially connected.
According to the technical scheme, the filter cylinder is made of a filter material resistant to over 330 ℃ and used for filtering particle dust in high-temperature flue gas, the high-temperature flue gas is subjected to deacidification treatment by using an alkaline desulfurizer, and denitration or dioxin is further performed by using a catalyst; determining the thickness of the alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through, so as to ensure that the flue gas can smoothly pass through the alkaline desulfurization layer; the alkaline desulfurization layer has a certain thickness, so that the dust removal degree of the flue gas can be further improved; after the flue gas passes through the alkaline desulfurization layer, part of particle dust is removed simultaneously, and the flue gas is subjected to secondary dust removal when passing through the filter cartridge; the flue gas passing through the filter cartridge is in contact reaction with a catalyst, and is discharged from the opening after denitration or dioxin treatment is completed; the flue gas only needs to pass through the flue gas processing apparatus and just can accomplish the dust removal deacidification denitration or the dioxin is handled, has simplified the treatment procedure that the flue gas was handled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic flow chart of a method for manufacturing a flue gas treatment device according to an embodiment of the present invention.
Fig. 2 is a flowchart illustrating an embodiment of step S100 in fig. 1.
Fig. 3 is a schematic flowchart illustrating an embodiment of step S100 in fig. 1.
Fig. 4 is a flowchart illustrating an embodiment of step S200 in fig. 1.
Fig. 5 is a flowchart illustrating an embodiment of step S21 in fig. 4.
Fig. 6 is a flowchart illustrating an embodiment of step S300 in fig. 1.
Fig. 7 is a flowchart illustrating an embodiment of step S400 in fig. 1.
Fig. 8 is a schematic flowchart of another embodiment of step S400 in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a manufacturing method of a flue gas treatment device.
Referring to fig. 1 to 8, in an embodiment of the present invention, a method for manufacturing a flue gas treatment device includes:
s100: a filter cylinder with an opening at one end is manufactured by adopting a filter material resistant to over 330 ℃;
s200: forming an alkaline desulfurization layer by using an alkaline desulfurizing agent, and bonding the alkaline desulfurization layer on the outer surface of the filter cylinder;
s300: determining the thickness of an alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through;
s400: the catalyst is filled inside the filter cartridge.
The existing flue gas treatment generally needs to adopt a dry desulfurization tower for desulfurization, ceramic tube integrated denitration and a dust remover for dust removal, the flow resistance of the flue gas is increased in a multilayer treatment structure, the consumption of electric energy and waste heat is increased, and the treatment steps are relatively complicated; the filter cartridge is made of a filter material resistant to over 330 ℃ and used for filtering particle dust in high-temperature flue gas, deacidifying the high-temperature flue gas by using an alkaline desulfurizer, and further performing denitration or dioxin removal by using a catalyst; determining the thickness of the alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through, and ensuring that the flue gas can smoothly pass through the alkaline desulfurization layer; the alkaline desulfurization layer has a certain thickness, so that the dust removal degree of the flue gas can be further improved; after the flue gas passes through the alkaline desulfurization layer, part of particle dust is removed simultaneously, and the flue gas is subjected to secondary dust removal when passing through the filter cartridge; the flue gas passing through the filter cartridge is in contact reaction with a catalyst, and is discharged from the opening after denitration or dioxin treatment is completed; the flue gas can be subjected to dust removal, deacidification and denitration or dioxin treatment only by a flue gas treatment device, so that the treatment flow of the flue gas treatment is simplified; in addition, the smoke problem to be treated is generally above 300 ℃, so the temperature that the filter material can bear is higher than 300 ℃, and in order to ensure that the filter material is melted by high temperature after long-term use, the filter cartridge is made of the filter material which can resist above 330 ℃.
Preferably, the step S100 of manufacturing the filter cartridge with an opening at one end by using the filter material resistant to the temperature of over 330 ℃ includes the following steps;
s11: the filter cartridge is made of filter materials resistant to 330-380 ℃.
The temperature of the flue gas to be treated is generally above 300 ℃, and in order to save the production cost, a filter material resistant to 330-380 ℃ can be adopted to manufacture the filter cartridge, so that the increase of the production cost and the resource waste caused by the adoption of extremely high temperature resistant materials are avoided.
Preferably, the step S100 of manufacturing the filter cartridge with an opening at one end by using the filter material resistant to the temperature of over 330 ℃ includes the following steps;
s12: the filter cylinder with the high-porosity filter structure is made of any one of high-temperature-resistant metal materials, high-temperature-resistant ceramic materials and high-temperature-resistant fiber materials which can resist the temperature of more than 330 ℃.
The filter cartridge in the prior art generally adopts a fiber ceramic filter material, wherein the fiber ceramic is required to adopt aluminum silicate as a raw material, and the aluminum silicate cannot be naturally degraded; in addition, in the existing flue gas filtering device, the catalyst is combined with the pore structure inside the fiber ceramic filter tube, and during recovery processing, substances such as vanadium and titanium attached to the fiber ceramic filter tube need to be separated from the fiber ceramic filter tube, so that the operation steps are complex, and the recovery processing cost is high. The alkaline desulfurization layer not only has the effect of dust removal and deacidification, because the alkaline desulfurization layer is established at the surface of straining a section of thick bamboo, still has the effect of protection filtering material, consequently makes more filtering material can be applied to the preparation and strains a section of thick bamboo, and consequently filtering material can adopt most suitable high temperature resistant filtering material on the market, does not confine to using fiber ceramic material, can also use various high temperature filtering material such as high temperature resistant metal material, high temperature resistant ceramic material, high temperature resistant fiber material pipe to replace fiber ceramic material, more does benefit to the environmental protection and retrieves. When the smoke passes through the high-porosity filter structure, the particle dust is filtered on the outer surface of the filter cylinder; the pore density of the high-porosity filter structure can be adjusted according to the emission standard of gas.
Preferably, the alkaline desulfurization agent comprises slaked lime powder, and the step of forming the alkaline desulfurization layer by the alkaline desulfurization agent to be adhered to the outer surface S200 of the filter cylinder comprises the following steps:
s21: and attaching slaked lime powder to the outer surface of the filter cylinder.
The slaked lime is adopted to remove the acid substances such as sulfur and the like, and has the advantages of low cost and high efficiency.
Preferably, the step S21 of attaching the slaked lime powder to the outer surface of the filter cartridge includes the steps of:
s211: the slaked lime powder is uniformly adsorbed on the outer surface of the filter cylinder by utilizing the principle that differential pressure is generated by airflow; the purity of sodium hydroxide in the slaked lime powder is more than 90 percent.
The slaked lime powder reacts with acidic substances in the flue gas to generate substances such as sulfate and the like, and in order to ensure the removal effect, the purity of calcium hydroxide in the slaked lime powder is at least 90%; the deacidification degree of the treated flue gas is prevented from not meeting the emission standard.
Preferably, the step S300 of determining the thickness of the alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through includes the following steps:
s31: the pressure difference resistance range of the smoke passing through the alkaline desulphurization layer is controlled between 300pa and 2000 pa.
When the flue gas passes through, the larger the pressure difference resistance of the alkaline desulfurization layer is, the higher the degree of the alkaline desulfurization layer for separating dust particles and heavy metal powder is, and the filtering efficiency of the filter cylinder is further improved; in addition, in the waste incineration treatment, the alkaline desulfurization layer with a certain thickness can be used for filtering fly ash containing dioxin and the like, and the aim of discharging particle dust to reach the order of a few points can be made to be a normal state. The alkaline desulfurization layer on the outer surface of the filter cylinder can reduce the probability that the catalyst is poisoned by heavy gold arsenic (As), selenium (Se) and mercury (Hg), so that the service life of the internal catalyst is prolonged; in addition, the catalyst in the catalyst membrane is uniformly distributed, so that the blockage and shielding troubles can be avoided, and the reaction efficiency can be improved, so that the catalyst can keep high-efficiency activity performance for a long time. It should be noted that the thickness can be adjusted by the pressure of the compressed air for blowback and the blowback frequency. The higher the pressure of the compressed air is, the higher the back blowing frequency is, the lower the pressure difference resistance formed by the alkaline desulfurization layer is, and the thinner the thickness of the alkaline desulfurization layer is. Preferably, the step S400 of filling the catalyst in the interior of the filter cartridge includes the steps of;
s41: the catalyst forms a catalyst film attached to the inner wall of the filter cartridge.
The catalyst film is uniformly distributed on the inner wall of the filter cylinder, so that the contact area of the flue gas and the catalyst is increased, and the residence time and the removal efficiency of the flue gas can be maximized.
Preferably, the step S300 of filling the catalyst in the interior of the filter cartridge includes the steps of;
s42: the catalyst forms a catalyst block adhered to the inner wall of the opening of the filter cartridge.
The thickness of the catalyst block is thicker than that of the catalyst film, the residence time of the flue gas is longer, and the removal effect can be improved. The catalyst may be provided differently depending on the different properties of the material used for the cartridge. The invention also provides a flue gas treatment device manufactured by the manufacturing method of the flue gas treatment device.
The present invention further provides a flue gas treatment device, which is manufactured by the manufacturing method of the flue gas treatment device, and the specific structure of the flue gas treatment device refers to the above embodiments.
The present invention further provides a flue gas treatment system, which includes the above flue gas treatment device, and the specific structure of the flue gas treatment device refers to the above embodiments, and since the flue gas treatment system adopts all technical solutions of all the above embodiments, the present invention at least has all the beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein. The system also comprises a primary waste heat utilization device and a secondary waste heat utilization device; the primary waste heat utilization device, the flue gas treatment device and the secondary waste heat utilization device are sequentially connected.
According to the technical scheme, the filter cylinder is made of a filter material resistant to over 330 ℃ and used for filtering particle dust in high-temperature flue gas, the high-temperature flue gas is subjected to deacidification treatment by using an alkaline desulfurizer, and denitration or dioxin is further performed by using a catalyst; determining the thickness of the alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through, so as to ensure that the flue gas can smoothly pass through the alkaline desulfurization layer; the alkaline desulfurization layer has a certain thickness, so that the dust removal degree of the flue gas can be further improved; after the flue gas passes through the alkaline desulfurization layer, part of particle dust is removed simultaneously, and the flue gas is subjected to secondary dust removal when passing through the filter cartridge; the flue gas passing through the filter cartridge is in contact reaction with a catalyst, and is discharged from the opening after denitration or dioxin treatment is completed; the flue gas only needs to pass through the flue gas processing apparatus and just can accomplish the dust removal deacidification denitration or the dioxin is handled, has simplified the treatment procedure that the flue gas was handled.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A manufacturing method of a flue gas treatment device is characterized by comprising the following steps:
a filter cylinder with an opening at one end is manufactured by adopting a filter material resistant to over 330 ℃;
forming an alkaline desulfurization layer by using an alkaline desulfurizing agent and attaching the alkaline desulfurization layer to the outer surface of the filter cylinder;
determining the thickness of an alkaline desulfurization layer according to the pressure difference resistance when the flue gas passes through;
the catalyst is filled inside the filter cartridge.
2. The method for manufacturing a flue gas treatment device according to claim 1, wherein the step of manufacturing the filter cartridge with the opening at one end by using the filter material resistant to the temperature of over 330 ℃ comprises the following steps;
the filter cartridge is made of a filter material which can resist 330-380 ℃.
3. The method for manufacturing a flue gas treatment device according to claim 1, wherein the step of manufacturing the filter cartridge with the opening at one end by using the filter material resistant to the temperature of over 330 ℃ comprises the following steps;
the filter cylinder with the high-porosity filter structure is made of any one of high-temperature-resistant metal materials, high-temperature-resistant ceramic materials and high-temperature-resistant fiber materials which can resist the temperature of more than 330 ℃.
4. A method for manufacturing a flue gas treatment device according to any one of claims 1 to 3, wherein the alkaline desulfurization agent comprises slaked lime powder, and the step of forming the alkaline desulfurization agent into an alkaline desulfurization layer to be bonded to the outer surface of the filter cartridge comprises the steps of:
and attaching slaked lime powder to the outer surface of the filter cylinder.
5. The method of manufacturing a flue gas treatment device according to claim 4, wherein the step of attaching the slaked lime powder to the outer surface of the filter cartridge comprises the steps of:
the slaked lime powder is uniformly adsorbed on the outer surface of the filter cylinder by utilizing the principle that differential pressure is generated by airflow; the purity of sodium hydroxide in the slaked lime powder is more than 90 percent.
6. The method for manufacturing a flue gas treatment device according to any one of claims 1 to 3, wherein the step of determining the thickness of the alkaline desulfurization layer based on the pressure difference resistance when the flue gas passes through comprises the steps of:
the pressure difference resistance range of the smoke passing through the alkaline desulphurization layer is controlled between 300pa and 2000 pa.
7. The method for manufacturing a flue gas treatment device according to any one of claims 1 to 3, wherein the step of filling the inside of the filter cartridge with the catalyst comprises the steps of;
the catalyst forms a catalyst film attached to the inner wall of the filter cartridge.
8. The method for manufacturing a flue gas treatment device according to any one of claims 1 to 3, wherein the step of filling the inside of the filter cartridge with the catalyst comprises the steps of;
the catalyst forms a catalyst block adhered to the inner wall of the opening of the filter cartridge.
9. A flue gas treatment device, characterized by being manufactured by the method for manufacturing a flue gas treatment device according to any one of claims 1 to 8.
10. A flue gas treatment system, comprising the flue gas treatment device of claim 9, and further comprising a primary waste heat utilization device and a secondary waste heat utilization device; the primary waste heat utilization device, the flue gas treatment device and the secondary waste heat utilization device are sequentially connected.
CN202210413909.4A 2022-04-15 2022-04-15 Manufacturing method, device and system of flue gas treatment device Active CN114618297B (en)

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Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2735383A1 (en) * 1995-06-16 1996-12-20 Hamon Ind Thermique Dry purification of waste gas
JP2003126654A (en) * 2001-10-19 2003-05-07 Sumitomo Heavy Ind Ltd Flue gas treatment apparatus
CN1522790A (en) * 2003-09-12 2004-08-25 北京科技大学 High temperature fume dust removal, desulfurization device and its control technology
CN204051288U (en) * 2014-08-30 2014-12-31 安徽省利特环保技术有限公司 A kind of waste incineration desulfurization filter cylinder
CN204767934U (en) * 2015-06-30 2015-11-18 科林环保装备股份有限公司 Multi -functional filter bag structure
CN204996310U (en) * 2015-09-15 2016-01-27 中冶焦耐工程技术有限公司 Coke oven flue gas SOx/NOx control unites purifier
CN207591494U (en) * 2017-10-31 2018-07-10 成都易态科技有限公司 The pneumatic filter that blowback is carried out at the same time with filtering
WO2018143000A1 (en) * 2017-02-06 2018-08-09 三菱重工業株式会社 Exhaust-gas treatment system and exhaust-gas treatment method
CN108525418A (en) * 2018-03-28 2018-09-14 珠海华信净化设备有限公司 A kind of dust collector
CN108714356A (en) * 2018-07-08 2018-10-30 飞潮（无锡）过滤技术有限公司 A kind of high temperature desulfurizing denitration purification integrated device
CN110201502A (en) * 2019-06-27 2019-09-06 合肥丰德科技股份有限公司 The efficient dry desulfurizing process of cement kiln flue gas
CN110252051A (en) * 2019-05-27 2019-09-20 山东中琦环保设备制造有限公司 A kind of boiler smoke dust-removal and desulfurizing denitration and the method for removing dioxin
CN210356643U (en) * 2019-05-30 2020-04-21 山东中琦环保设备制造有限公司 Dust, nitrate and sulfur collaborative removal system for biomass boiler flue gas fiber filter cartridge
CN111375252A (en) * 2018-12-27 2020-07-07 山东莱钢节能环保工程有限公司 Flue gas purification and adsorption device before desulfurization and denitrification
CN211025768U (en) * 2019-08-20 2020-07-17 张家港市锦明环保工程装备有限公司 High temperature flue gas multi-pollutant integration is treatment equipment in coordination
CN111603911A (en) * 2020-06-29 2020-09-01 北京中航天业科技有限公司 Dedusting, desulfurization and denitrification multifunctional integrated control system, method and application
CN113134269A (en) * 2021-05-20 2021-07-20 山东省中医药研究院 Preparation of catalytic ceramic fiber filter cylinder and application of catalytic ceramic fiber filter cylinder in denitration and dedusting integration
CN214075960U (en) * 2020-11-13 2021-08-31 南京碧林环保科技有限公司 Lime kiln tail gas desulfurization denitration dust removal integration processing apparatus
CN113680159A (en) * 2021-08-27 2021-11-23 济南环陶环保工程有限公司 Bag-type dust collector back-blowing control method suitable for dry quenching environment dust removal system
CN215585794U (en) * 2021-07-30 2022-01-21 中冶赛迪技术研究中心有限公司 Composite purifying filter cylinder

Patent Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2735383A1 (en) * 1995-06-16 1996-12-20 Hamon Ind Thermique Dry purification of waste gas
JP2003126654A (en) * 2001-10-19 2003-05-07 Sumitomo Heavy Ind Ltd Flue gas treatment apparatus
CN1522790A (en) * 2003-09-12 2004-08-25 北京科技大学 High temperature fume dust removal, desulfurization device and its control technology
CN204051288U (en) * 2014-08-30 2014-12-31 安徽省利特环保技术有限公司 A kind of waste incineration desulfurization filter cylinder
CN204767934U (en) * 2015-06-30 2015-11-18 科林环保装备股份有限公司 Multi -functional filter bag structure
CN204996310U (en) * 2015-09-15 2016-01-27 中冶焦耐工程技术有限公司 Coke oven flue gas SOx/NOx control unites purifier
WO2018143000A1 (en) * 2017-02-06 2018-08-09 三菱重工業株式会社 Exhaust-gas treatment system and exhaust-gas treatment method
CN207591494U (en) * 2017-10-31 2018-07-10 成都易态科技有限公司 The pneumatic filter that blowback is carried out at the same time with filtering
CN108525418A (en) * 2018-03-28 2018-09-14 珠海华信净化设备有限公司 A kind of dust collector
CN108714356A (en) * 2018-07-08 2018-10-30 飞潮（无锡）过滤技术有限公司 A kind of high temperature desulfurizing denitration purification integrated device
CN111375252A (en) * 2018-12-27 2020-07-07 山东莱钢节能环保工程有限公司 Flue gas purification and adsorption device before desulfurization and denitrification
CN110252051A (en) * 2019-05-27 2019-09-20 山东中琦环保设备制造有限公司 A kind of boiler smoke dust-removal and desulfurizing denitration and the method for removing dioxin
CN210356643U (en) * 2019-05-30 2020-04-21 山东中琦环保设备制造有限公司 Dust, nitrate and sulfur collaborative removal system for biomass boiler flue gas fiber filter cartridge
CN110201502A (en) * 2019-06-27 2019-09-06 合肥丰德科技股份有限公司 The efficient dry desulfurizing process of cement kiln flue gas
CN211025768U (en) * 2019-08-20 2020-07-17 张家港市锦明环保工程装备有限公司 High temperature flue gas multi-pollutant integration is treatment equipment in coordination
CN111603911A (en) * 2020-06-29 2020-09-01 北京中航天业科技有限公司 Dedusting, desulfurization and denitrification multifunctional integrated control system, method and application
CN214075960U (en) * 2020-11-13 2021-08-31 南京碧林环保科技有限公司 Lime kiln tail gas desulfurization denitration dust removal integration processing apparatus
CN113134269A (en) * 2021-05-20 2021-07-20 山东省中医药研究院 Preparation of catalytic ceramic fiber filter cylinder and application of catalytic ceramic fiber filter cylinder in denitration and dedusting integration
CN215585794U (en) * 2021-07-30 2022-01-21 中冶赛迪技术研究中心有限公司 Composite purifying filter cylinder
CN113680159A (en) * 2021-08-27 2021-11-23 济南环陶环保工程有限公司 Bag-type dust collector back-blowing control method suitable for dry quenching environment dust removal system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
朱宝山, 中国电力出版社, pages: 253 *

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