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CN102068873A - Unpowered adsorption device for treating gaseous pollutants - Google Patents

Unpowered adsorption device for treating gaseous pollutants Download PDF

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Publication number
CN102068873A
CN102068873A CN2011100080271A CN201110008027A CN102068873A CN 102068873 A CN102068873 A CN 102068873A CN 2011100080271 A CN2011100080271 A CN 2011100080271A CN 201110008027 A CN201110008027 A CN 201110008027A CN 102068873 A CN102068873 A CN 102068873A
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China
Prior art keywords
adsorption
adsorption tower
unpowered
gas
air inlet
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Pending
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CN2011100080271A
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Chinese (zh)
Inventor
李坚
彭淑婧
梁文俊
刘佳
李晶欣
吴林彦
金毓峑
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Beijing University of Technology
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Beijing University of Technology
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Priority to CN2011100080271A priority Critical patent/CN102068873A/en
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Abstract

The invention relates to an unpowered adsorption device for treating gaseous pollutants, which belongs to the field of environmental protection devices. The device comprises an adsorption tower and adsorption laminated plates (2) which are inserted into the adsorption tower, and is characterized in that: the adsorption laminated plates (2) are alternately inserted into the adsorption power in opposite directions so as to form a wandering flow-folded gas channel; the adsorption laminated plates (2) are grid laminated plates; an adsorption material with large specific surface area is paved on the adsorption laminated plates (2); the bottom of the adsorption tower is provided with an air inlet; a silk screen filter (3) is arranged on the air inlet; and the top of the adsorption tower is provided with a wind cowl (1) and connected with the lightening conductor (5) of a grounding resistor (6). By using the characteristic of large adsorption amount due to the large specific surface area in an adsorption process, the adsorption material with the large specific surface area is adopted and arranged in a flow-folded mode, gas is collected in an unpowered mode with ultra low pressure loss, and harmful substances are quickly captured due to a diffusion effect, so that the gas is purified.

Description

一种处理气态污染物的无动力吸附装置 A non-powered adsorption device for treating gaseous pollutants

技术领域technical field

本发明涉及一种处理气态污染物的无动力吸附装置,属环保装置领域。The invention relates to an unpowered adsorption device for treating gaseous pollutants, which belongs to the field of environmental protection devices.

背景技术Background technique

油罐、厌氧性有限空间产生的含爆炸气体和低气量恶臭气体的收集净化是目前的难点。可爆炸气体收集要尽量避开爆炸性成分的爆炸限,均匀收集气体,净化过程要尽量避免产生火花;低气量恶臭气体收集无回收利用价值,直接排放又不能满足环境要求。The collection and purification of explosive gas and low-volume malodorous gas produced in oil tanks and anaerobic limited spaces is currently a difficult point. The collection of explosive gas should avoid the explosion limit of explosive components as far as possible, collect the gas evenly, and avoid sparks as much as possible during the purification process; the collection of low-volume odorous gas has no recycling value, and direct discharge cannot meet environmental requirements.

吸附法广泛应用于气态污染物的分离富集,可以用于上述气体的收集净化。但传统吸附装置通常需要引风方式,大气量、高能耗运行。同时,大气量引风方式对气体收集的均匀性要求很高,并且,气量较大,为保证停留时间、保证处理效果,也需要增加后处理设备的体积,处理设施占地面积较大。整体设施高能耗、高成本运行。Adsorption is widely used in the separation and enrichment of gaseous pollutants, and can be used for the collection and purification of the above-mentioned gases. However, traditional adsorption devices usually require air induction, large volume, and high energy consumption. At the same time, the large-volume air induction method has high requirements on the uniformity of gas collection, and the gas volume is large. In order to ensure the residence time and treatment effect, it is also necessary to increase the volume of post-processing equipment, and the treatment facilities occupy a large area. The overall facility runs with high energy consumption and high cost.

本发明利用吸附工艺高比表面积能吸附量大的特点,采用高比表面积吸附材料,折流布置,以极低的压力损失,无动力收集气体,在扩散作用下,快速捕集净化气体。The invention utilizes the characteristics of high specific surface area and large adsorption capacity of the adsorption process, adopts high specific surface area adsorption materials, and adopts baffle arrangement to collect gas with extremely low pressure loss without power, and quickly capture and purify gas under the action of diffusion.

发明内容Contents of the invention

为了能够适应上述含爆炸、可燃性气体的处理,本发明提供一种无动力吸附装置,气体靠自身压力进入吸附塔,避免与空气中的氧混合,可以有效的避免爆炸、燃烧,无动力消耗,运行成本低。In order to be able to adapt to the above-mentioned treatment of explosive and flammable gases, the present invention provides a non-powered adsorption device. The gas enters the adsorption tower by its own pressure to avoid mixing with oxygen in the air, which can effectively avoid explosions and combustion without power consumption. , low operating cost.

为了实现上述目的,本发明采用的技术方案是:In order to achieve the above object, the technical scheme adopted in the present invention is:

设计一种处理气态污染物的无动力吸附装置,包括吸附塔和插于吸附塔中的吸附层板,其中,所述吸附层板按相反的方向交替横插在吸附塔上,使吸附塔内构成蜿蜒的折流气体通道;所述吸附层板采用栅格层板,其上铺设高比表面积吸附材料;所述吸附塔底部设置进风口,进风口上设置丝网过滤器;吸附塔顶部设置风帽及连接接地电阻的避雷针。Design an unpowered adsorption device for treating gaseous pollutants, including an adsorption tower and adsorption layers inserted in the adsorption tower, wherein the adsorption layers are alternately inserted horizontally on the adsorption tower in opposite directions, so that the adsorption tower A meandering baffled gas channel is formed; the adsorption layer adopts a grid layer, and a high specific surface area adsorption material is laid on it; the bottom of the adsorption tower is provided with an air inlet, and a wire mesh filter is arranged on the air inlet; the top of the adsorption tower Set the hood and the lightning rod connected to the grounding resistor.

所述进风口采用百叶风口,其百叶倾斜角度为30度。The air inlet adopts a louver air outlet, and the inclination angle of the louvers is 30 degrees.

所述吸附层板为抽屉式栅格层板,通过法兰固定。The adsorption laminate is a drawer-type grid laminate, which is fixed by a flange.

所述吸附塔采用其横截面为正方形或圆形的塔身。The adsorption tower adopts a tower body whose cross section is square or circular.

本发明的有益效果:本装置中吸附塔和吸附层板的结构形式利于气体在塔内折流向上流动,通过气体的扩散作用,气体中的有害物质被塔板上的具有高比表面积的吸附材料吸附得以净化;并且气体在塔内的折流过程延长了停留时间,提高了吸附材料的利用率。另一方面,整塔的压力损失仅包括沿程阻力和气体折流时的局部阻力,相对于穿透纤维滤料较小。本发明装置适用于有限空间含爆炸性气体或低气量恶臭气体的收集和处理,无动力消耗,具有较强工程应用性。Beneficial effects of the present invention: the structural form of the adsorption tower and the adsorption layer in the device is conducive to the upward flow of the gas in the tower, and through the diffusion of the gas, the harmful substances in the gas are adsorbed by the adsorption layer with a high specific surface area on the tower plate. The adsorption of the material is purified; and the baffle process of the gas in the tower prolongs the residence time and improves the utilization rate of the adsorption material. On the other hand, the pressure loss of the whole tower only includes the resistance along the way and the local resistance when the gas is deflected, which is relatively small compared with the penetration of the fiber filter material. The device of the invention is suitable for collecting and treating explosive gas or low-volume malodorous gas in a limited space, has no power consumption, and has strong engineering applicability.

附图说明Description of drawings

图1a为本发明处理气态污染物的无动力吸附装置的一个实施例的结构主视图;Fig. 1a is a structural front view of an embodiment of the non-dynamic adsorption device for treating gaseous pollutants of the present invention;

图1b为图1a所示实施例的侧视图;Fig. 1b is a side view of the embodiment shown in Fig. 1a;

图2为本发明处理气态污染物的无动力吸附装置中的吸附层板的一个实施例的结构示意图;Fig. 2 is a schematic structural view of an embodiment of the adsorption layer in the non-dynamic adsorption device for processing gaseous pollutants of the present invention;

图3为本发明处理气态污染物的无动力吸附装置中的百叶进风口的一个实施例的结构示意图;Fig. 3 is a structural schematic diagram of an embodiment of the louver air inlet in the non-dynamic adsorption device for treating gaseous pollutants of the present invention;

图中: 1、风帽,2、吸附层板,3、丝网过滤器,4、百叶进风口,5、避雷针,6、接地电阻,7、吸附材料。In the figure: 1. Wind cap, 2. Adsorption laminate, 3. Wire mesh filter, 4. Venetian air inlet, 5. Lightning rod, 6. Grounding resistance, 7. Adsorption material.

具体实施方式Detailed ways

下面结合附图1-3对本发明的具体实施例加以说明:Specific embodiments of the present invention are described below in conjunction with accompanying drawing 1-3:

本实施例中的吸附塔可插载八层吸附层板2,吸附层板2为抽屉式栅格层板,按相反方向交替插于吸附塔上,使吸附塔内形成折流气体通道。The adsorption tower in this embodiment can be inserted with eight layers of adsorption laminates 2. The adsorption laminates 2 are drawer-type grid laminates, which are alternately inserted on the adsorption tower in opposite directions, so that baffled gas channels are formed in the adsorption tower.

吸附层板2上铺设高比表面积吸附材料7,如活性炭。每层吸附层板2均可通过法兰单独拆卸更换。Adsorption material 7 with a high specific surface area, such as activated carbon, is laid on the adsorption layer plate 2 . Each adsorption layer plate 2 can be disassembled and replaced separately through the flange.

吸附塔底部设置百叶风口4,百叶倾斜角度为30度。百叶风口4上面设置丝网过滤器3。吸附塔顶部设置风帽1及避雷针5,避雷针连接接地电阻6。The louver tuyere 4 is arranged at the bottom of the adsorption tower, and the inclination angle of the louver is 30 degrees. A wire mesh filter 3 is arranged above the louver tuyere 4 . A wind cap 1 and a lightning rod 5 are arranged on the top of the adsorption tower, and the lightning rod is connected to a grounding resistor 6 .

气体依靠自身压力进入吸附塔,底部百叶风口与丝网过滤器可以捕集、阻挡一部分杂质,气体折流向上流动,通过扩散作用被高比表面积吸附材料吸附净化,本装置增加了传统吸附装置的停留时间,提高了滤料的利用率。无动力收集方式避免了火花、电源等爆炸因素,降低了能耗。本发明适用于油罐油气回收、厌氧性封闭空间可燃气体或者低气量的恶臭气体的处理,具有较高的工程应用性。The gas enters the adsorption tower by its own pressure. The louver tuyeres and wire mesh filter at the bottom can trap and block some impurities. The gas deflects and flows upward, and is adsorbed and purified by the adsorption material with high specific surface area through diffusion. This device increases the advantages of traditional adsorption devices. The residence time improves the utilization rate of the filter material. The unpowered collection method avoids explosive factors such as sparks and power supplies, and reduces energy consumption. The invention is suitable for the recovery of oil and gas in oil tanks, and the treatment of combustible gases in anaerobic closed spaces or low-volume malodorous gases, and has high engineering applicability.

Claims (4)

1. a unpowered adsorbent equipment of handling gaseous contaminant comprises adsorption tower and the absorption laminate (2) that inserts in the adsorption tower, it is characterized in that:
Described absorption laminate (2) replaces horizontal being inserted on the adsorption tower by opposite direction, makes to constitute the baffling gas passage that wriggles in the adsorption tower;
Described absorption laminate (2) adopts the grid laminate, lays the high-specific surface area sorbing material on it;
Described adsorption tower bottom is provided with air inlet, and wire gauzee filter (3) is set on the air inlet; The adsorption tower top is provided with blast cap (1) and connects the lightning rod (5) of earth resistance (6).
2. a kind of unpowered adsorbent equipment of handling gaseous contaminant as claimed in claim 1 is characterized in that: described air inlet is air grille (4), and the blinds angle of inclination is 30 degree.
3. a kind of unpowered adsorbent equipment of handling gaseous contaminant as claimed in claim 1, it is characterized in that: described absorption laminate (2) is a drawer type grid laminate, fixes by flange.
4. a kind of unpowered adsorbent equipment of handling gaseous contaminant as claimed in claim 1 is characterized in that: described adsorption tower cross section is square or circular.
CN2011100080271A 2011-01-14 2011-01-14 Unpowered adsorption device for treating gaseous pollutants Pending CN102068873A (en)

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Application Number Priority Date Filing Date Title
CN2011100080271A CN102068873A (en) 2011-01-14 2011-01-14 Unpowered adsorption device for treating gaseous pollutants

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Application Number Priority Date Filing Date Title
CN2011100080271A CN102068873A (en) 2011-01-14 2011-01-14 Unpowered adsorption device for treating gaseous pollutants

Publications (1)

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CN102068873A true CN102068873A (en) 2011-05-25

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925343A1 (en) * 1989-07-31 1991-02-07 Brautechnische Anlagen Gmbh Treating hot brewery plant emissions - by condensn. and cyclone separator followed by adsorption
CN2106282U (en) * 1991-06-19 1992-06-03 毛新生 Respiratory valve for adsorption device
CN2196098Y (en) * 1994-04-12 1995-05-03 董衍安 High-efficiency lossless breathing device for oil tank
CN2553880Y (en) * 2002-06-13 2003-06-04 孙在权 Oil fume separating device
CN2625452Y (en) * 2003-07-03 2004-07-14 天津市华澄供水工程技术有限公司 Airtight stainless steel water tank
CN2785626Y (en) * 2005-04-04 2006-06-07 南京博淼科技有限公司 Adsorption filter for anaesthetic exhaust gas
US20070131111A1 (en) * 2005-10-05 2007-06-14 Veeder-Root Company Fuel storage tank pressure management system and method employing a carbon canister
CN101259307A (en) * 2007-03-06 2008-09-10 郭朝军 Antigas mask filter
CN201116209Y (en) * 2007-11-08 2008-09-17 孔昭瑞 Pressure/vacuum valve with oil gas recovering device
US20090038447A1 (en) * 2007-08-09 2009-02-12 Eastway Fair Company Limited Screw guide and method of operation thereof
CN101557957A (en) * 2006-08-03 2009-10-14 德泰克动力流体技术公开有限公司 Improved fuel vapour adsorbing device

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925343A1 (en) * 1989-07-31 1991-02-07 Brautechnische Anlagen Gmbh Treating hot brewery plant emissions - by condensn. and cyclone separator followed by adsorption
CN2106282U (en) * 1991-06-19 1992-06-03 毛新生 Respiratory valve for adsorption device
CN2196098Y (en) * 1994-04-12 1995-05-03 董衍安 High-efficiency lossless breathing device for oil tank
CN2553880Y (en) * 2002-06-13 2003-06-04 孙在权 Oil fume separating device
CN2625452Y (en) * 2003-07-03 2004-07-14 天津市华澄供水工程技术有限公司 Airtight stainless steel water tank
CN2785626Y (en) * 2005-04-04 2006-06-07 南京博淼科技有限公司 Adsorption filter for anaesthetic exhaust gas
US20070131111A1 (en) * 2005-10-05 2007-06-14 Veeder-Root Company Fuel storage tank pressure management system and method employing a carbon canister
CN101557957A (en) * 2006-08-03 2009-10-14 德泰克动力流体技术公开有限公司 Improved fuel vapour adsorbing device
CN101259307A (en) * 2007-03-06 2008-09-10 郭朝军 Antigas mask filter
US20090038447A1 (en) * 2007-08-09 2009-02-12 Eastway Fair Company Limited Screw guide and method of operation thereof
CN201116209Y (en) * 2007-11-08 2008-09-17 孔昭瑞 Pressure/vacuum valve with oil gas recovering device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
范继义: "汽油灌装罐油蒸气密闭返回系统", 《油气储运》, vol. 10, no. 1, 28 February 1991 (1991-02-28), pages 47 *

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Application publication date: 20110525