CN105413408A - System and method of waste gas concentrated recycling treatment for reducing air pollution - Google Patents
System and method of waste gas concentrated recycling treatment for reducing air pollution Download PDFInfo
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- CN105413408A CN105413408A CN201510992132.1A CN201510992132A CN105413408A CN 105413408 A CN105413408 A CN 105413408A CN 201510992132 A CN201510992132 A CN 201510992132A CN 105413408 A CN105413408 A CN 105413408A
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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
- B01D53/14—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 by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
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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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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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
- B01D53/14—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 by absorption
- B01D53/1406—Multiple stage absorption
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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
- B01D53/14—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 by absorption
- B01D53/1456—Removing acid components
- B01D53/1475—Removing carbon dioxide
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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
- B01D53/14—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 by absorption
- B01D53/1456—Removing acid components
- B01D53/1481—Removing sulfur dioxide or sulfur trioxide
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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
- B01D53/26—Drying gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
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Abstract
The invention discloses a system of waste gas concentrated recycling treatment for reducing air pollution. The system includes: a waste gas collection device used for collecting the waste gas; a waste gas transporting device communicated with the waste gas collection device; a waste gas treatment device communicated with the waste gas transporting device; and an air exhaust device for promoting air flowing. The invention also relates to a method of the waste gas concentrated recycling treatment for reducing air pollution. The method includes the steps of collecting the waste gas through the waste gas collection device, transporting the collected gas to the waste gas treatment device through the waste gas transporting device, treating the waste gas through the waste gas treatment device and discharging the waste gas. The system can treat waste gas exhausted from urban industry and kitchens in a centralized manner, and is timely and high-effective in treatment.
Description
Technical field
The present invention relates to a kind of exhaust treatment system and method, particularly relate to one and reduce air-polluting system and method by recycling in exhaust gas centralized.
Background technology
At present, China most cities, air pollution is serious, and various waste gas, as vehicle exhaust, industrial gas emission, kitchen exhaust gas discharge etc., all greatly threatens living environment.Especially, in recent years, due to above-mentioned toxic emission process not in time or poor processing effect, be not effectively addressed or exhaust gas diffusion not in time, formed to pollute especially after haze and go through evil, healthy to everyone of serious threat.These hazes are mainly discharged by urban industry, restaurant of hotel kitchen exhaust gas discharges, Deng the secondary pollution that toxic emission is formed, process just directly discharge is not carried out to the waste gas of discharge in some factory, wineshop, though some processes but process is thorough or still have residual after process, urban air pollution is caused to go through evil, form haze, have a strong impact on the healthy of masses.
Meanwhile, although some industrial tail gas and the toxic emission such as kitchen, urban heat supplying have harmless treatment, treatment facility disperses very much, and cost is higher, and is all respective process, and after being difficult to ensure process, whether gas reaches discharge standard.
Therefore, be badly in need of providing a kind of in the market the waste gas of urban industry, kitchen discharge to be focused on and processes the system timely, treatment effect is good.
Summary of the invention
The present invention aims to provide and a kind ofly the waste gas of urban industry, kitchen discharge can be focused on and process the exhaust treatment system timely, treatment effect is good, cannot focus on the waste gas solving the discharge such as industry and kitchen at present, process not in time or poor processing effect, thus cause the problems such as air environmental pollution is serious, haze is wreaked havoc, meet the demand of various production occasion.
Goal of the invention of the present invention is realized by following technical proposals:
Recycle to reduce air-polluting system in a kind of exhaust gas centralized, comprising:
For collecting the waste gas collection device of waste gas, described waste gas collection device includes gas sampling pipeline, described gas sampling pipeline comprises gas sampling pipeline suction inlet, gas sampling duct output port, and described gas sampling pipeline suction inlet is connected with the discharge pipe road junction of waste gas;
The exhaust-carrying device be connected with described waste gas collection device, described exhaust-carrying device includes waste gas pipeline road, described waste gas pipeline road comprises waste gas pipeline road delivery outlet, input port, waste gas pipeline road, and input port, described waste gas pipeline road is connected with described gas sampling duct output port;
The emission-control equipment be connected with described exhaust-carrying device, described emission-control equipment includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus, and
For the extractor fan promoting gas to flow in described gas sampling pipeline, described waste gas pipeline road, described extractor fan comprises exhausting scavenger fan,
Wherein, described waste gas collection device includes at least two gas sampling pipelines, described gas sampling pipeline is arranged in parallel, described gas sampling pipeline is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet and described gas sampling duct output port, described gas sampling pipeline is provided with described exhausting scavenger fan at contiguous described gas sampling pipeline suction inlet place, and described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous described waste gas pipeline road equipped at outlet port.
Preferably, described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous input port place, described waste gas pipeline road.
Preferably, place of described waste gas settling chamber is provided with electric cleaner.
Preferably, described waste gas pipeline road is provided with air compression plant to improve the transporting velocity of waste gas in described waste gas pipeline road at input port place, described waste gas pipeline road.
Preferably, described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide.
Preferably, described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse.
Preferably, described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.
The invention still further relates in a kind of exhaust gas centralized and recycle to reduce air-polluting method, described method comprises the steps:
Waste gas is collected by waste gas collection device, described waste gas collection device includes gas sampling pipeline, described gas sampling pipeline comprises gas sampling pipeline suction inlet, gas sampling duct output port, and described gas sampling pipeline suction inlet is connected with the discharge pipe road junction of waste gas;
The gas transport of being collected by described waste gas collection device by exhaust-carrying device is to emission-control equipment, described exhaust-carrying device includes waste gas pipeline road, described waste gas pipeline road comprises waste gas pipeline road delivery outlet, input port, waste gas pipeline road, and input port, described waste gas pipeline road is connected with described gas sampling duct output port;
By being discharged after described emission-control equipment process waste gas, described emission-control equipment includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus
Wherein, in described gas sampling pipeline, described waste gas pipeline road, utilize extractor fan exhausting to be vented to promote that gas flows, described extractor fan comprises exhausting scavenger fan,
Described waste gas collection device is connected with described exhaust-carrying device, and described exhaust-carrying device is connected with described emission-control equipment,
Described waste gas collection device includes at least two gas sampling pipelines, described gas sampling pipeline is arranged in parallel, described gas sampling pipeline is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet and described gas sampling duct output port, described gas sampling pipeline is provided with described exhausting scavenger fan at contiguous described gas sampling pipeline suction inlet place, and described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous described waste gas pipeline road equipped at outlet port.
Preferably, place of described waste gas settling chamber is provided with electric cleaner; Described waste gas pipeline road is provided with air compression plant to improve the transporting velocity of waste gas in described waste gas pipeline road at input port place, described waste gas pipeline road.
Preferably, described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide; Described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse; Described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.
Beneficial effect of the present invention: owing to being provided with waste gas collection device, can by industrial discharge as burn coal the waste gas that produces, waste gas produced during culinary cuisine etc. is concentrated and is processed; Owing to being provided with exhaust-carrying device, waste gas can being delivered to countryside and discharging again after treatment, prevent city high population density district toxic emission concentration high and easily cause serious atmospheric pollution event; Owing to being provided with emission-control equipment, oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant etc. is provided with in emission-control equipment, can greatly reduce the harmful components such as nitrogen dioxide in discharging waste gas, nitric oxide, sulfur dioxide, sulfur trioxide, significantly reduce the probability that haze is formed.
Accompanying drawing explanation
Fig. 1 is the structural representation recycling to reduce air-polluting system in a kind of exhaust gas centralized of the present invention;
Fig. 2 is the schematic flow sheet recycling to reduce air-polluting method in a kind of exhaust gas centralized of the present invention.
In figure:
1, emission-control equipment; 2, exhausting scavenger fan; 3, the discharge pipe road junction of waste gas; 4, air compression plant; 5, waste gas collection device; 6, gas sampling pipeline; 7, gas sampling pipeline suction inlet; 8, gas sampling duct output port; 9, outlet after exhaust-gas treatment; 10, waste gas pipeline road; 11, input port, waste gas pipeline road; 12, waste gas pipeline road delivery outlet.
Detailed description of the invention
Referring to accompanying drawing 1-2, in conjunction with concrete embodiment, the present invention is further illustrated.
Recycle to reduce air-polluting system in a kind of exhaust gas centralized of the present invention, comprise: for collecting the waste gas collection device 5 of waste gas, the exhaust-carrying device be connected with described waste gas collection device 5, the emission-control equipment 1 that is connected with described exhaust-carrying device, and the extractor fan for promoting gas to flow.Described extractor fan includes multiple exhausting scavenger fan 2 be arranged in pipeline.
Wherein, described waste gas collection device 5 includes gas sampling pipeline 6, and described gas sampling pipeline 6 comprises gas sampling pipeline suction inlet 7, gas sampling duct output port 8, and described gas sampling pipeline suction inlet 7 is connected with the discharge pipe road junction 3 of waste gas.
Described exhaust-carrying device includes waste gas pipeline road 10, and described waste gas pipeline road 10 comprises waste gas pipeline road delivery outlet 12, input port, waste gas pipeline road 11, and input port, described waste gas pipeline road 11 is connected with described gas sampling duct output port 8.
Described emission-control equipment 1 includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus.
Described extractor fan is used for promoting that gas flows in described gas sampling pipeline 8, described waste gas pipeline road 10.
Described waste gas collection device 5 includes at least two gas sampling pipelines 8, at least connect a described gas sampling pipeline 8 to be arranged in parallel, described gas sampling pipeline 8 is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet 7 and described gas sampling duct output port 8, described gas sampling pipeline 5 is provided with described exhausting scavenger fan 2 at contiguous described gas sampling pipeline suction inlet 7 place, described waste gas pipeline road 10 is provided with described exhausting scavenger fan 2 at contiguous delivery outlet 12 place, described waste gas pipeline road.
Preferably, described waste gas pipeline road 10 is provided with described exhausting scavenger fan 2 at contiguous input port 11 place, described waste gas pipeline road.Owing to being provided with exhausting scavenger fan 2, the flow velocity of pending waste gas can be improved, the discharge pipe road junction 3 of pending exhaust gas recirculation to waste gas or even the factory of combustion gas can be prevented on the one hand; Pending waste gas flow velocity can improve the efficiency of exhaust-gas treatment after improving on the other hand, thus ensures the operating efficiency of exhaust treatment system.
Preferably, place of described waste gas settling chamber is provided with electric cleaner.Owing to being provided with waste gas settling chamber, solid particulate matter contained in pending waste gas all can be deposited on this waste gas settling chamber because air velocity lowers.Described waste gas settling chamber can be designed to the large 2-3 of cross-sectional area more described gas sampling conduit cross-sectional area doubly, slows down flowing through described waste gas settling chamber hourly velocity to impel waste gas.Meanwhile, in order to strengthen the removal effect of solid particulate matter, be provided with electric cleaner in described waste gas settling chamber.By described electric cleaner, the solid particulate matter in pending waste gas can be removed effectively, all sidedly.After removing these solid particulate matters, be conducive to follow-up equipment in protection whole system, to prevent from infiltrating solid particulate matter in these equipment.Certainly, described waste gas settling chamber needs periodic cleaning.
Preferably, described waste gas pipeline road 10 is provided with air compression plant 4 to improve the transporting velocity of waste gas in described waste gas pipeline road 10 at input port 11 place, described waste gas pipeline road.
Preferably, described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide.
Described sulphur oxide gas absorption plant can utilize the method such as dry method or wet desulphurization to carry out desulfurization.The CO gas that described hydrocarbon gas absorbing device is mainly removed the carbon dioxide in pending gas and existed on a small quantity.
Preferably, described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse.The moisture contained in pending gas is removed, so that subsequent gases process by the charcoal drier arranged in described hothouse.
Preferably, described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.Owing to being provided with multilayer activated carbon adsorption unit net, can adsorb the solid particulate matter and the clean solid particulate matter that may be processed before that newly produce after multiple working procedure process, thus recurrence one defence line enters in the air thus forms haze to prevent solid particulate matter.
Therefore, these treated waste gas, become not containing the Purge gas of above composition from causing the pernicious gas of haze immediate constituent containing various solid particulate matter, nitrogen oxide, oxysulfide, hydrocarbon etc., after exhaust-gas treatment, the vicinity of outlet 9 arranges gas-heating apparatus to heat the gas of these discharges simultaneously, thus make these gases can rapidly increase to high-altitude after the exit, to be more conducive to diffusion, thus reduce haze further.From this angle, the factor forming haze can eliminate by exhaust treatment system of the present invention to a great extent, thus reduces the probability of haze formation.Moreover, certain length can also be arranged in described waste gas pipeline road 10 by the present invention, and so that described emission-control equipment 1 is arranged at countryside, gas so after treatment is directly disposed to the high-altitude in countryside, further reduces the probability that urban district haze is formed.
Additionally, the invention still further relates in a kind of exhaust gas centralized and recycle to reduce air-polluting method, described method comprises the steps:
Waste gas is collected by waste gas collection device 5, described waste gas collection device 5 includes gas sampling pipeline 6, described gas sampling pipeline 6 comprises gas sampling pipeline suction inlet 7, gas sampling duct output port 8, and described gas sampling pipeline suction inlet 7 is connected with the discharge pipe road junction 3 of waste gas;
The gas transport of being collected by described waste gas collection device 5 by exhaust-carrying device is to emission-control equipment 1, described exhaust-carrying device 1 includes waste gas pipeline road 10, described waste gas pipeline road 10 comprises waste gas pipeline road delivery outlet 12, input port, waste gas pipeline road 11, and input port, described waste gas pipeline road 11 is connected with described gas sampling duct output port 8;
Discharged after processing waste gas by described emission-control equipment 1, described emission-control equipment 1 includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus
Wherein, in described gas sampling pipeline 6, described waste gas pipeline road 10, utilize extractor fan exhausting to be vented to promote that gas flows, described extractor fan comprises exhausting scavenger fan 2,
Described waste gas collection device 5 is connected with described exhaust-carrying device, and described exhaust-carrying device is connected with described emission-control equipment 1,
Described waste gas collection device 5 includes at least two gas sampling pipelines 6, at least two described gas sampling pipelines 6 are arranged in parallel, described gas sampling pipeline 6 is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet 7 and described gas sampling duct output port 8, described gas sampling pipeline 6 is provided with described exhausting scavenger fan 2 at contiguous described gas sampling pipeline suction inlet 7 place, described waste gas pipeline road 10 is provided with described exhausting scavenger fan 2 at contiguous delivery outlet 12 place, described waste gas pipeline road.
Preferably, place of described waste gas settling chamber is provided with electric cleaner; Described waste gas pipeline road 10 is provided with air compression plant to improve the transporting velocity of waste gas in described waste gas pipeline road 10 at input port 11 place, described waste gas pipeline road.
Preferably, described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide; Described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse; Described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.
The present invention urban industry carbon emission comprise carbon emission that northern heating coal produces, kitchen discharge waste gas by Scavenger fan industrial waste gas centralized recovery to exhaust piping, purified by exhaust gas treatment plants, be discharged into away from city local again, pollute with the haze reducing urban formation.Waste gas dispersion treatment is become and focuses on or after-treatment, make exhaust-gas treatment cleaner; Further, the waste gas of city process is discharged away from the place in city by exhaust piping conveying, reduces the pollution to city.
Certainly should recognize, although the description before having been carried out by example of the present invention, to the present invention make by those skilled in the art apparent like this and other improvement and changing should think and fall into as in broad range of the present invention in this paper.Therefore, although the present invention have references to and has preferred embodiment been described, its meaning is not that the equipment of tool novelty is restricted therefrom, on the contrary, it is intended to comprise various improvement within the broad range meeting above-mentioned open part, claim and equivalent modifications.
Claims (10)
1. recycle in exhaust gas centralized to reduce an air-polluting system, it is characterized in that, described system comprises:
For collecting the waste gas collection device of waste gas, described waste gas collection device includes gas sampling pipeline, described gas sampling pipeline comprises gas sampling pipeline suction inlet, gas sampling duct output port, and described gas sampling pipeline suction inlet is connected with the discharge pipe road junction of waste gas;
The exhaust-carrying device be connected with described waste gas collection device, described exhaust-carrying device includes waste gas pipeline road, described waste gas pipeline road comprises waste gas pipeline road delivery outlet, input port, waste gas pipeline road, and input port, described waste gas pipeline road is connected with described gas sampling duct output port;
The emission-control equipment be connected with described exhaust-carrying device, described emission-control equipment includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus, and
For the extractor fan promoting gas to flow in described gas sampling pipeline, described waste gas pipeline road, described extractor fan comprises exhausting scavenger fan,
Wherein, described waste gas collection device includes at least two gas sampling pipelines, described gas sampling pipeline is arranged in parallel, described gas sampling pipeline is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet and described gas sampling duct output port, described gas sampling pipeline is provided with described exhausting scavenger fan at contiguous described gas sampling pipeline suction inlet place, and described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous described waste gas pipeline road equipped at outlet port.
2. recycle to reduce air-polluting system in exhaust gas centralized as described in claim 1, it is characterized in that: described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous input port place, described waste gas pipeline road.
3., as recycled to reduce air-polluting system in the exhaust gas centralized as described in arbitrary in claim 1-2, it is characterized in that: place of described waste gas settling chamber is provided with electric cleaner.
4. recycle to reduce air-polluting system in exhaust gas centralized as described in claim 3, it is characterized in that: described waste gas pipeline road is provided with air compression plant to improve the transporting velocity of waste gas in described waste gas pipeline road at input port place, described waste gas pipeline road.
5. recycle in the exhaust gas centralized as described in claim 1 or 4 to reduce air-polluting system, it is characterized in that: described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide.
6. recycle to reduce air-polluting system in exhaust gas centralized as described in claim 5, it is characterized in that: described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse.
7. recycle to reduce air-polluting system in exhaust gas centralized as described in claim 6, it is characterized in that: described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.
8. recycle in exhaust gas centralized to reduce an air-polluting method, it is characterized in that: described method comprises the steps:
Waste gas is collected by waste gas collection device, described waste gas collection device includes gas sampling pipeline, described gas sampling pipeline comprises gas sampling pipeline suction inlet, gas sampling duct output port, and described gas sampling pipeline suction inlet is connected with the discharge pipe road junction of waste gas;
The gas transport of being collected by described waste gas collection device by exhaust-carrying device is to emission-control equipment, described exhaust-carrying device includes waste gas pipeline road, described waste gas pipeline road comprises waste gas pipeline road delivery outlet, input port, waste gas pipeline road, and input port, described waste gas pipeline road is connected with described gas sampling duct output port;
By being discharged after described emission-control equipment process waste gas, described emission-control equipment includes oxides of nitrogen gas absorption plant, sulphur oxide gas absorption plant, hydrocarbon gas absorbing device, gas drier, absorbent charcoal adsorber, gas-heating apparatus
Wherein, in described gas sampling pipeline, described waste gas pipeline road, utilize extractor fan exhausting to be vented to promote that gas flows, described extractor fan comprises exhausting scavenger fan,
Described waste gas collection device is connected with described exhaust-carrying device, and described exhaust-carrying device is connected with described emission-control equipment,
Described waste gas collection device includes at least two gas sampling pipelines, described gas sampling pipeline is arranged in parallel, described gas sampling pipeline is provided with the waste gas settling chamber for precipitating contained solid particle in waste gas in the pipeline between described gas sampling pipeline suction inlet and described gas sampling duct output port, described gas sampling pipeline is provided with described exhausting scavenger fan at contiguous described gas sampling pipeline suction inlet place, and described waste gas pipeline road is provided with described exhausting scavenger fan at contiguous described waste gas pipeline road equipped at outlet port.
9. recycle to reduce air-polluting method in exhaust gas centralized as described in claim 8, it is characterized in that:
Place of described waste gas settling chamber is provided with electric cleaner;
Described waste gas pipeline road is provided with air compression plant to improve the transporting velocity of waste gas in described waste gas pipeline road at input port place, described waste gas pipeline road.
10. recycle to reduce air-polluting method in exhaust gas centralized as described in claim 9, it is characterized in that:
Described oxides of nitrogen gas absorption plant includes tower body and is installed on the carbon reduction room in described tower body, and described carbon reduction room includes red-hot carbon-coating so that oxides of nitrogen gas is reduced into nitrogen and carbon dioxide;
Described gas drier comprises tower body and is arranged at the hothouse in described tower body, is provided with charcoal drier in described hothouse;
Described absorbent charcoal adsorber comprises tower body and is installed on the multilayer activated carbon adsorption unit net in described tower body.
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| CN105413408B CN105413408B (en) | 2018-03-30 |
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Cited By (4)
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| CN107701920A (en) * | 2017-09-20 | 2018-02-16 | 张拴有 | A kind of method and apparatus for inputting fresh air to city using subway trunk |
| CN110385497A (en) * | 2018-04-20 | 2019-10-29 | 伊利诺斯工具制品有限公司 | Thermostat units in reflow soldering and reflow soldering |
| CN110694453A (en) * | 2019-10-18 | 2020-01-17 | 安徽理工大学 | Waste gas collecting and treating device and implementation method thereof |
| CN112107949A (en) * | 2019-06-21 | 2020-12-22 | 任志强 | Waste gas centralized treatment system for industrial gathering area |
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