CN109404936A - A kind of smoke processing system and processing method - Google Patents
A kind of smoke processing system and processing method Download PDFInfo
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- CN109404936A CN109404936A CN201811257181.0A CN201811257181A CN109404936A CN 109404936 A CN109404936 A CN 109404936A CN 201811257181 A CN201811257181 A CN 201811257181A CN 109404936 A CN109404936 A CN 109404936A
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- Prior art keywords
- flue gas
- combustion furnace
- recovery apparatus
- heat recovery
- desulfurizer
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/50—Intercepting solids by cleaning fluids (washers or scrubbers)
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention belongs to fume treatment technical fields, disclose a kind of smoke processing system, the fume collection mechanism including being connected to multiple flue gas generation mechanisms, it is connected to the combustion furnace of fume collection mechanism, it is connected to the deduster of combustion furnace, is connected to the heat recovery apparatus and desulfurizer of deduster；Heat recovery apparatus includes the first pipeline for surrounding the fuel conduit of combustion furnace and the second pipeline for being connected to steam production plant, and the first pipeline, steam production plant are connected to desulfurizer.The present invention is by carrying out high-temp combustion in the fume centralized combustion furnace that generates each workshop, reduce fume treatment cost, gas of the flue gas after high-temp combustion is mostly carbohydrate, pollution level substantially reduces, and reaching low emission or minimum discharge standard after dedusting, desulfurization process, and flue gas is also used as comburant to provide part energy, reduces energy consumption.In addition, heat entrained by the flue gas to combustion furnace discharge is recycled by heat recovery apparatus.
Description
Technical field
The present invention relates to fume treatment technical field more particularly to a kind of smoke processing system and processing methods.
Background technique
In rubber industry, especially tyre industry, entire manufacture can all generate flue gas in the process, in these flue gases
Containing the micro organic component such as H2S, NH3, CS2, mercaptan, organic sulfur compound, amine and inorganic matter, not only to the body of operator
Body health causes directly to injure, while also polluted the environment of surrounding, causes bad influence to environment-protecting clean.
Currently, division of labor section is mainly taken to be collected, each workshop section corresponds to a set of corresponding fume treatment auxiliary, at flue gas
Equipment is managed by the way of UV photodissociation, using high energy high ozone UV ultraviolet light beam irradiation flue gas and then industrial smoke is cracked, makes to have
The degradation under the irradiation of high energy ultraviolet light beam of machine or inorganic polymer malodorous compound strand is changed into low molecular compound, this
Processing mode can efficiently remove stench, but limited for the processing of compound contained in flue gas, be difficult poisonous and harmful substance
It thoroughly removes, reaches the standard of low emission or minimum discharge, and higher cost.In addition, flue gas cannot be effectively realized again
It utilizes, resource utilization is low.
Summary of the invention
The purpose of the present invention is to provide a kind of smoke processing system and processing methods, and realizing reduces harmful substances from flue gases
Content, reach the standard of low emission or minimum discharge, reduce processing cost, and realize the recycling of flue gas, improve resource
Utilization rate,
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of smoke processing system, the fume collection mechanism including being connected to multiple flue gas generation mechanisms are connected to described
The combustion furnace of fume collection mechanism is connected to the deduster of the combustion furnace, is connected to the heat recovery apparatus of the deduster, with
And desulfurizer；
The heat recovery apparatus includes that the first pipeline of the fuel conduit around the combustion furnace is produced with steam is connected to
Second pipeline of device, first pipeline, steam production plant are connected to the desulfurizer.
Preferably, the ignition temperature in the combustion furnace is more than or equal to 1200 DEG C.
Preferably, the heat recovery apparatus further includes the heat exchanger for being connected to the deduster, the heat exchanger
Exhaust outlet be connected to the desulfurizer.
Preferably, the desulfurizer includes tower body, the tower body bottom and top are respectively arranged with air inlet and go out
Port is provided with spraying layer and the packing layer below the spraying layer in the tower body.
Preferably, the spraying layer includes water inlet supervisor and is responsible for the multiple water inlet pipes being connected with the water inlet,
Spray head is provided on the water inlet supervisor, water inlet pipe.
Preferably, the fume collection mechanism includes the gas gathering mask being arranged in above each flue gas generation mechanism,
And each gas gathering mask covers the corresponding flue gas generation mechanism.
Preferably, further include two air-introduced machines, one of them described air-introduced machine be set to the fume collection mechanism and
Between the combustion furnace, another described air-introduced machine is set between the heat recovery apparatus and the desulfurizer.
To achieve the above object, the present invention also provides a kind of flue gas processing method, flue gas enters through fume collection mechanism
Combustion furnace enters heat recovery apparatus by deduster after burning in the combustion furnace, one into the heat recovery apparatus
For partial fume through the first pipeline to the fuel preheating in fuel conduit, another part flue gas is delivered to steam production plant, cooling
Flue gas afterwards enters desulfurizer and carries out desulfurization.
Preferably, ignition temperature of the flue gas in the combustion furnace is more than or equal to 1200 DEG C.
Beneficial effects of the present invention:
Smoke processing system provided by the invention, by the fume centralized that generates each workshop to together for vulcanized vehicle
Between provide high-temperature steam combustion furnace in carry out high-temp combustion so that no longer need to each workshop generate flue gas individually locate
Reason, reduces fume treatment cost, and gas of the flue gas after high-temp combustion is mostly carbohydrate, pollution level is significantly
It reduces, and is reaching low emission or minimum discharge standard after dedusting, desulfurization process, and flue gas is also used as comburant to provide
Part energy, reduces energy consumption.In addition, by heat recovery apparatus, heat entrained by the flue gas to combustion furnace discharge into
Row recycles, and on the one hand preheats to fuel, improves the combustion rate of fuel；On the other hand it for generating high-temperature steam, drops
The energy consumption of low combustion furnace.
Flue gas processing method provided by the invention, reduces processing cost, realizes the recycling to flue gas.
Detailed description of the invention
Fig. 1 is the schematic illustration of smoke processing system provided by the invention；
Fig. 2 is the structural schematic diagram of spraying layer provided by the invention.
In figure:
1, fume collection mechanism；11, gas gathering mask；2, low temperature plasma flue gas processing device；31, the first air-introduced machine；32,
Second air-introduced machine；4, combustion furnace；41, fuel conduit；5, deduster；6, heat recovery apparatus；61, the first pipeline；62, the second pipe
Road；7, steam production plant；8, desulfurizer；81, tower body；82, packing layer；83, spraying layer；831, water inlet supervisor；832, into
Water branch pipe；833, spray head.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of smoke processing system is present embodiments provided, for rubber (especially tire) industry
The flue gas that mixing workshop, component workshop, assembly room, curing department, quality inspection workshop and repairing workshop generate is collected processing,
It can be certainly also used to the fume treatment of other industry.The smoke processing system includes being connected to multiple flue gas production structures, also
It is the fume collection mechanism 1 in each workshop, is connected to the combustion furnace 4 of fume collection mechanism 1, is connected to the deduster of combustion furnace 4
5, it is connected to the heat recovery apparatus 6 and desulfurizer 8 of deduster 5.
Wherein, combustion furnace 4 provides the boiler of high-temperature steam to be original for curing department, and the ignition temperature in combustion furnace 4 is big
In equal to 1200 degrees Celsius.Deduster 5 is filtration dust catcher, electrostatic precipitator, dry type or wet scrubber, and structure is
The prior art repeats no more.Above-mentioned deduster 5 is connected to the flue gas discharge opening of combustion furnace 4, the flue gas discharge opening row of combustion furnace 4
Flue gas out is dusted by deduster 5.Heat recovery apparatus 6 includes the first pipeline for surrounding the fuel conduit 41 of combustion furnace 4
61 and it is connected to the second pipeline 62 of steam production plant 7, the first pipeline 61 and steam production plant 7 are all connected to desulfurizer
8。
By the fume centralized that generates each workshop to together in the combustion furnace 4 for providing high-temperature steam for curing department
High-temp combustion is carried out, so that the flue gas generated to each workshop is no longer needed individually to handle, reduces fume treatment cost, and
Gas of the flue gas after high-temp combustion is mostly carbohydrate, and pollution level substantially reduces, and at by dedusting, desulfurization
Reach low emission or minimum discharge standard after reason, and flue gas is also used as comburant to provide part energy, reduces energy consumption.Separately
Outside, by heat recovery apparatus 6, heat entrained by flue gas that combustion furnace 4 is discharged is recycled, on the one hand to fuel into
Row preheating, improves the combustion rate of fuel；On the other hand for generating high-temperature steam, the energy consumption of combustion furnace 4 is reduced.
As shown in Figure 1, fume collection mechanism 1 includes the gas gathering mask 11 being arranged in above each flue gas production mechanism, and every
A gas gathering mask 11 covers corresponding flue gas production mechanism.Wherein the structure of gas gathering mask 11 is produced according to corresponding flue gas
The structure of mechanism is designed, for example is set as cone barrel or cylindrical shape, as far as possible by corresponding flue gas manufacturing machine
Structure is surrounded, so that flue gas is collected to greatest extent, prevents flue gas from spreading around.
As shown in Figure 1, being additionally provided with low temperature plasma flue gas processing device between combustion furnace 4 and fume collection mechanism 1
(DDBD) 2, the flue gas that fume collection mechanism 1 is collected enters low temperature plasma flue gas processing device 2, utilizes generated high energy
Electronics, free radical isoreactivity particle irradiation, ionization, cracking flue gas in each component, be allowed to decompose, aoxidize etc. a series of multiple
Miscellaneous chemical reaction, to eliminate peculiar smell, stink pollutant that each flue gas production mechanism generates.
In addition, in order to improve gas gathering mask 11 to the collection rate of flue gas, in fume collection mechanism 1 and low temperature plasma flue gas
The first air-introduced machine 31 is additionally provided between processing unit 2, and the flue gas of fume collection mechanism 1 can be transported to low temperature etc. from
Daughter flue gas processing device 2 guarantees the normal operation of smoke processing system.And between desulfurizer 8 and steam production plant 7
It is additionally provided with the second air-introduced machine 32, so that at negative pressure in combustion furnace 4, not back-fire.
As shown in Figure 1, heat recovery apparatus 6 further includes heat exchanger, the flue gas after 5 dedusting of deduster is entering recuperation of heat
It is divided into three tunnels after in device 6, wherein connected ring preheats fuel around the first pipeline 61 of fuel conduit 41 all the way, improves combustion
The combustion rate of material；In addition the medium in the heat and heat exchanger in flue gas is swapped, flue gas through over-heat-exchanger all the way
Temperature drop to preset temperature or room temperature, preset temperature is set according to actual needs.And it carries and is exchanged with flue gas
The medium of heat enters the next step.When the medium in heat exchanger is water, the hot water after heat exchange is carried out with flue gas
It enters in the workshop for need hot water or enters in heating system, provide heat for each workshop；When in heat exchanger
When medium is compressed gas, the compressed gas that heat is exchanged with flue gas is carry, the high temperature and pressure generated after compressor compresses
Gas is transferred heat in water into condenser by indirect exchange, and the hot water of generation enters in the workshop for needing hot water
Or enter in heating system, heat is provided for each workshop.
It is remaining that steam production plant 7, in the present embodiment, steam production plant 7 are connected to by the second pipeline 62 all the way
For waste heat boiler, high-temperature steam is generated using the high-temperature flue gas that combustion furnace 4 is discharged and is used for curing department, so that combustion furnace 4 mentions
The high-temperature steam of confession is reduced, and reduces energy consumption.The structure of waste heat boiler is the prior art, is repeated no more.
The flue gas of the above-mentioned flue gas preheated to fuel, the flue gas through over-heat-exchanger and process waste heat boiler is finally equal
It is connected to the second air-introduced machine 32, enters desulfurizer 8 through the second air-introduced machine 32.It, can be to combustion by above-mentioned heat recovery apparatus 6
It burns the high-temperature flue gas that furnace 4 is discharged and carries out waste heat recycling, realize the recycling of flue gas.It should be noted that heat recovery apparatus 6 separates
Three tunnels in flue gas flow be not it is identical, adjustment is allocated to the flue gas in three tunnels according to actual needs.
As shown in Figure 1, desulfurizer 8 includes tower body 81, the bottom of tower body 81, which is provided with, is connected to the second air-introduced machine 32
Air inlet, the top of tower body 81 are provided with gas outlet, are provided with 83 He of spraying layer between gas outlet and air inlet in tower body 81
Packing layer 82 below spraying layer 83 is set.Entered through the second air-introduced machine 32 by air inlet by the flue gas of heat recovery apparatus 6
Into tower body 81, from bottom to top flow, and the spray liquid that spraying layer 83 sprays flows from the top to the bottom, and contains in spray liquid containing weight
The sodium hydroxide of amount about 3%, the process of desulfurization is mainly that sulfur dioxide reacts with sodium hydroxide solution, and reaction generates sub-
Sodium sulphate and water.And filler is set on packing layer 82, further increase the contact area of flue gas and spray liquid, to flue gas into
The sufficient desulfurization of row.
Referring to Fig. 2, above-mentioned spraying layer 83 includes multiple water inlet branch that water inlet is responsible for 831 and is connected with water inlet supervisor 831
Pipe 832, water inlet are responsible on 831 and water inlet pipe 832 and are provided with spray head 833, by each spray head 833, so that spray
Liquid is equably from top to bottom fallen in tower body 81, adequately and smoke contacts, carries out desulfurization to flue gas.
For above-mentioned smoke processing system, the manufacturing enterprise of rubber industry carries out completely new industrial factory centered on boiler
Room layout, the flue gas that all workshops or process generate all are delivered to boiler and carry out high temperature burning handling, then by deduster,
The equipment such as heat recovery apparatus are handled, high-efficient, at low cost.And there is very strong specific aim centered on crossing boiler, it throws
Rate are used, maintenance cost and consumptive material expense are all relatively low.
By taking 10,000,000 sets of half steel radial tyre of passenger car production lines in rubber tyre industry as an example, cigarette provided in this embodiment
Gas processing system and traditional fume treatment process ration, See Figure.As seen from the figure, smoke processing system provided in this embodiment,
The flue gas being finally discharged can not only be made to reach minimum discharge standard, and processing cost is substantially reduced.
The present embodiment additionally provides a kind of flue gas processing method, and using above-mentioned smoke processing system, flue gas is received through flue gas
Collecting mechanism 1 enters combustion furnace 4, enters heat recovery apparatus 6 by deduster 5 after 1200 DEG C of high-temp combustions in combustion furnace 4,
Flue gas into heat recovery apparatus 6, a part is through the first pipeline 61 to the fuel preheating in fuel conduit 41, and a part is through heat
Exchanger produces hot water, and residue point a part is delivered to steam production plant 7, and the flue gas after cooling enters the progress of desulfurizer 8
Desulfurization.
The flue gas processing method surrounds the side of boiler processing flue gas convenient for the manufacturing enterprise of rubber industry centered on boiler
Formula carries out completely new industrial premises layout, improves fume treatment effect and efficiency, and reduce cost of investment.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (9)
1. a kind of smoke processing system, which is characterized in that the fume collection mechanism including being connected to multiple flue gas generation mechanisms
(1), it is connected to the combustion furnace (4) of the fume collection mechanism (1), is connected to the deduster (5) of the combustion furnace (4), is connected
Heat recovery apparatus (6) and desulfurizer (8) in the deduster (5)；
The heat recovery apparatus (6) include around the combustion furnace (4) fuel conduit (41) the first pipeline (61) be connected to
In the second pipeline (62) of steam production plant (7), first pipeline (61), steam production plant (7) are all connected to described
Desulfurizer (8).
2. smoke processing system according to claim 1, which is characterized in that the ignition temperature in the combustion furnace (4) is big
In equal to 1200 DEG C.
3. smoke processing system according to claim 1, which is characterized in that the heat recovery apparatus (6) further includes connection
Heat exchanger in the deduster (5), the exhaust outlet of the heat exchanger are connected to the desulfurizer (8).
4. smoke processing system according to claim 1, which is characterized in that the desulfurizer (8) includes tower body (81),
Tower body (81) bottom and top are respectively arranged with air inlet and air outlet, are provided with spraying layer (83) in the tower body (81)
With the packing layer (82) being located at below the spraying layer (83).
5. smoke processing system according to claim 4, which is characterized in that the spraying layer (83) includes water inlet supervisor
(831) and with the water inlet supervisor (831) the multiple water inlet pipes (832) being connected, the water inlet supervisor (831), water inlet branch
Spray head (833) are provided on pipe (832).
6. smoke processing system according to claim 1, which is characterized in that the fume collection mechanism (1) includes setting
Gas gathering mask (11) above each flue gas generation mechanism, and each gas gathering mask (11) covers the corresponding flue gas
Generation mechanism.
7. smoke processing system according to claim 1, which is characterized in that further include two air-introduced machines, one of institute
It states air-introduced machine to be set between the fume collection mechanism (1) and the combustion furnace (4), another described air-introduced machine is set to institute
It states between heat recovery apparatus (6) and the desulfurizer (8).
8. a kind of flue gas processing method, using such as described in any item smoke processing systems of claim 1-7, which is characterized in that
Flue gas enters combustion furnace through fume collection mechanism, enters heat recovery apparatus by deduster after burning in the combustion furnace, into
Enter the part of smoke in the heat recovery apparatus through the first pipeline to the fuel preheating in fuel conduit, another part flue gas is defeated
It send to steam production plant, the flue gas after cooling enters desulfurizer and carries out desulfurization.
9. flue gas processing method according to claim 8, which is characterized in that ignition temperature of the flue gas in the combustion furnace
More than or equal to 1200 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811257181.0A CN109404936A (en) | 2018-10-26 | 2018-10-26 | A kind of smoke processing system and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811257181.0A CN109404936A (en) | 2018-10-26 | 2018-10-26 | A kind of smoke processing system and processing method |
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| Publication Number | Publication Date |
|---|---|
| CN109404936A true CN109404936A (en) | 2019-03-01 |
Family
ID=65470259
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811257181.0A Pending CN109404936A (en) | 2018-10-26 | 2018-10-26 | A kind of smoke processing system and processing method |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062102A (en) * | 2020-08-10 | 2020-12-11 | 宁夏奥斯化工有限公司 | Sodium sulfide production process and production device |
| CN113267054A (en) * | 2020-02-15 | 2021-08-17 | 来宾市永泰金属有限公司 | Heat energy circulating device for casting equipment |
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