CN106512629A - Combustible tail gas purification treatment system - Google Patents
Combustible tail gas purification treatment system Download PDFInfo
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- CN106512629A CN106512629A CN201611254295.0A CN201611254295A CN106512629A CN 106512629 A CN106512629 A CN 106512629A CN 201611254295 A CN201611254295 A CN 201611254295A CN 106512629 A CN106512629 A CN 106512629A
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- tail gas
- tail
- gas
- air
- gas concentration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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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
- B01D53/81—Solid phase processes
- B01D53/82—Solid phase processes with stationary reactants
-
- 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
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to a combustible tail gas purification treatment system. An air supply channel communicates with a workshop, the outlet of the air supply channel is connected with a gas atomizing chamber, an electric control atomizing device is mounted in the gas atomizing chamber, a draught fan is arranged at the connection end of the gas atomizing chamber and the air supply channel, and the tail end of the gas atomizing chamber is connected with a high-temperature combustion chamber; the tail end of the high-temperature combustion chamber is connected with a physical and chemical reaction purification chamber; the tail end of the physical and chemical reaction purification chamber is connected with a tail gas emission device; the tail gas emission device comprises a tail gas delivery port and a tail gas emission port, and the tail gas delivery port is connected with a heat recycling apparatus; and a water cooling filter is arranged in the tail gas emission port, a throttle is arranged at the tail gas emission port, and tail gas passes through the water cooling filter before being introduced to the atmosphere. According to the above technical scheme, the combustible organic volatile tail gas in the workshop can be effectively treated, thereby conforming to the tail gas emission standard. Besides, the system has the advantages of simple structure, separate processing, flexible and convenient field assembly, convenient installation and use, thorough purification, stable operation, low operation cost and the like.
Description
Technical field
The invention belongs to cleaning treatment system technical field, more particularly to a kind of flammable tail gas clean-up processing system.
Background technology
At present, many commercial production, such as all conglomeraties such as printing, automobile, oil gas, oil, chemical industry, pharmacy, food processing
A large amount of tails, waste gas can be produced.Contain low-concentration combustible gas, such as alkanes, toluene, dimethylbenzene in which part tail, waste gas.But
As concentration is too low, this tail, waste gas directly cannot burn, and typically directly empty, bring serious to environment in the past for a long time
Pollution.
Process at present capital equipment in the cleaning system of industrial inflammable volatile organic pollutants include adsorbent bed and
Catalytic bed, catalytic bed generally make building enclosure by heat resisting steel sheet material or industrial furnace building material, its existing catalysis bed structure
Middle air inlet and air outlet are located at the upper and lower ends of catalytic bed, although existing structure can realize catalysis burning, but exist as follows
Problem：1st, catalytic bed furnace binding thermal losses itself is big, and pick up the heat is less efficient；2nd, in catalytic bed furnace binding, temperature is not
Uniformly, overall high in centre temperature, edge temperature is low, reduces industrial volatile organic pollutants efficiency of combustion,
Affect catalysis burning purifying rate, 3, energy-saving effect it is poor, do not meet energy-saving and emission-reduction requirement, in addition the adsorbent bed in desorption process
Desorption gas concentration can not be controlled well, affect catalysis efficiency of combustion and heat utilization rate, and in some paint
Painting workshop industrial volatile organic pollutants often mix paint coating cloud, and painting coating cloud when adsorbent bed adsorbs can be attached to
On adsorbing material in adsorbent bed, cause adsorbent bed cisco unity malfunction, reduce purified treatment efficiency, improve purified treatment into
This, affects normal production.
The content of the invention
The present invention for solve known technology present in technical problem and provide a kind of simple structure, it is easy to install,
Good purification, stable, the cheap flammable tail gas clean-up processing system of operating cost.
The present invention is adopted the technical scheme that by solving technical problem present in known technology：
A kind of flammable tail gas clean-up processing system, the air-supply passage connected with workshop, the outlet connection of the air-supply passage
Aerosolization room, the automatically controlled atomising device of the aerosolization indoor location, is provided with air-introduced machine in aerosolization room and air-supply passage connection end,
The tail end connection high temperature combustors of aerosolization room；
Electric-control combustor is installed in the high-temp combustion room, be provided with flame retardant coating, heat-insulation layer in the high-temp combustion room with
And thermal insulation layer；The tail end connection physical and chemical reaction clean room of the high temperature combustors；
The physical and chemical reaction clean room is followed successively by electrical heating electro static filtering net, non-ferrous metal by high temperature combustors tail end and filters
Net, activated carbon adsorption net, the tail end connection gas emission device of the physics and chemistry clean room；
The gas emission device includes tail gas delivery port and exhaust emissions port, the tail gas delivery port connection heat
Amount recycling equipment；Water cooling filter is provided with the exhaust emissions port, and exhaust emissions port is provided with air door, tail gas
Air is connected after water cooling filter；
The first combustable gas concentration sensor of detection harmful gas concentration is provided with air-supply passage；First fuel gas is dense
Degree sensor outfan by first comparator connection air-introduced machine enable terminal, the first combustable gas concentration sensor it is defeated
Go out the control terminal that end connects automatically controlled atomising device by the second comparator；The outfan of the first combustable gas concentration sensor leads to
The controller terminal that the 3rd comparator connects electrical heating electro static filtering net is crossed, when the lead-out terminal of the 3rd comparator also passes through first
The control terminal of the automatically controlled combustor of control switch connection；
The exhaust emissions port is provided with Tail gas measuring processing meanss, and the Tail gas measuring processing meanss include being arranged on
Second combustable gas concentration sensor of exhaust port position, the second combustable gas concentration sensor are connected by the 4th comparator
It is informed of a case alarm device, the 4th comparator output terminal also connects Shop floor control by the second time switch and switchs total lock.
The present invention can also adopt following technical measures：
The combustable gas concentration sensor is IR-522 type combustable gas concentration sensors.
Time switch of the time switch for KG316T types.
The present invention has the advantages and positive effects that：As the present invention adopts above-mentioned technical proposal, can effectively by car
Interior flammable organic volatile tail gas is processed, and then compound exhaust emission standard, and the present invention has simple structure, divides in addition
Body is processed, and Assembling is flexible, easy to install, the advantages of purify thorough, stable, operating cost is cheap.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is control principle drawing of the present invention；
Fig. 3 is Tail gas measuring processing meanss control principle drawing.
In figure：1st, air-supply passage；2nd, automatically controlled atomising device；3rd, aerosolization room；4th, air-introduced machine；5th, high temperature combustors；6th, electricity
Control burner；7th, physical and chemical reaction clean room；8th, electrical heating electro static filtering net；9th, non-ferrous metal drainage screen；10th, activated carbon adsorption
Net；11st, gas emission device；11-1, tail gas delivery port；11-2, exhaust emissions port；11-3, water cooling filter；11-
4th, air door；12nd, the first combustable gas concentration sensor；13rd, the second combustable gas concentration sensor.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated, and coordinates accompanying drawing
Describe in detail as follows：
Refer to Fig. 1, a kind of flammable tail gas clean-up processing system, the air-supply passage 1 connected with workshop, the air-supply passage
Outlet connection aerosolization room 3, the automatically controlled atomising device 2 of the aerosolization indoor location, automatically controlled atomising device belong to prior art
Mainly include high-pressure pump, atomizer assembly is constituted；Air-introduced machine 4, aerosolization room are provided with aerosolization room and air-supply passage connection end
Tail end connection high temperature combustors 5；
Electric-control combustor 6 is installed in the high-temp combustion room, electric-control combustor belongs to prior art, mainly by automatically controlled
Mode realize igniting, the preferred industrial alcohol of fuel so that the temperature of combustor is rapidly achieved 2000 ° or so the conditions of high temperature, is
Flame retardant coating, heat-insulation layer and thermal insulation layer are provided with this described high-temp combustion room；The main high temperature resistant burning of flame retardant coating, heat-insulation layer are prevented
Heat bridges, and heat energy is wasted, thermal insulation layer hinders the conduction of heat, and the tail end connection physical and chemical reaction of the high temperature combustors 5 is net
Change room 7；
The physical and chemical reaction clean room 7 is followed successively by electrical heating electro static filtering net 8, non-ferrous metal mistake by high temperature combustors tail end
Filter screen 9, activated carbon adsorption net 10, the tail end connection gas emission device 11 of the physics and chemistry clean room；Electrical heating electro static filtering net
Mainly adsorb powered dust by electrostatic absorption principle to be filtered, non-ferrous metal drainage screen main filtration upper level cannot fire
The non-ferrous metal particle of burning, activated carbon adsorption net are played, and play a part of further to purify.
The gas emission device 11 includes tail gas delivery port 11-1 and exhaust emissions port 11-2, the tail gas conveying
Port connects heat recovery and utilization equipment；As the tail gas discharged still has certain heat energy, so can be conveyed by tail gas
Port connects heat recovery and utilization equipment to heat energy further with such as heating water etc.；When heat recovery is not needed, can be with
In discharge air, but cooling treatment is needed before discharging, in the exhaust emissions port be provided with water cooling filter 11-3, tail
Air door 11-4 is provided with gas discharge port, and tail gas connects air after water cooling filter.
Fig. 2 is referred to, the first combustable gas concentration sensor 12 of detection harmful gas concentration in air-supply passage, is provided with；The
The outfan of one combustable gas concentration sensor connects the enable terminal of air-introduced machine by first comparator, works as combustable gas concentration
When reaching the concentration of the first combustable gas concentration sensor settings, first comparator exports a high level, starts air-introduced machine,
When combustable gas concentration is not up to the concentration of the first combustable gas concentration sensor settings, blower fan cuts out；First fuel gas
The outfan of concentration sensor connects the control terminal of automatically controlled atomising device by the second comparator；When combustable gas concentration reaches
During the concentration of the first combustable gas concentration sensor settings, the second comparator exports a high level, makes automatically controlled atomising device
Atomization pump startup starts atomization, when combustable gas concentration is not up to the concentration of the first combustable gas concentration sensor settings, the
Two comparators export a low level, make the atomizer pump of automatically controlled atomising device quit work；First combustable gas concentration sensor
Outfan by the 3rd comparator connect electrical heating electro static filtering net controller terminal, the lead-out terminal of the 3rd comparator is also
The control terminal of automatically controlled combustor is connected by the first time switch；When combustable gas concentration reaches the first combustable gas concentration biography
During the concentration of sensor setting, the 3rd comparator exports a high level, starts electrical heating electro static filtering net first and starts preheating,
Clean-burning harmful gass can so be will be implemented as to be filtered by electrical heating electro static filtering net, when preheating certain hour
Afterwards, automatically controlled combustor starts burning, time difference between the two, the preferred 15s of the present embodiment.
Fig. 3 is referred to, the exhaust emissions port is provided with Tail gas measuring processing meanss, the Tail gas measuring processing meanss
Including the second combustable gas concentration sensor 13 installed in exhaust port position, the second combustable gas concentration sensor passes through
4th comparator connects alarm device, and the 4th comparator output terminal also connects Shop floor control by the second time switch and opens
The total locks of Guan, when the concentration of the second combustable gas concentration sensor detection reaches setting value, the 4th comparator exports a high electricity
It is flat, at this moment start alarm device and report to the police；After warning certain hour, if process in time, Shop floor control is at this moment automatically switched off
Switch total lock；When the purpose of this design is to reach alarm setting value, reason should be checked in time, otherwise just directly stop workshop
The power supply of power supply, typically brings the damage of equipment to meet unexpected power-off, typically examines the second combustable gas concentration sensor
The concentration of survey is set in below mark discharge standard value, so disclosure satisfy that certainly discharge standard, while also to vent gas treatment system
System proposes higher requirement, gives 30 minutes～1 hour repair time in addition, that is, time switch setting 30 minutes～1 is little
When after if discharge still do not meet setting value, just automatically cut off workshop power supply.
Combustable gas concentration sensor described above is IR-522 type combustable gas concentration sensors.IR-522 type combustible gases
Concentration sensors have advantages below：Unique small-sized i.e. slotting type field changeable sensor；Noiseless, intelligent detector
Interface；Output：4-20mA；Few maintenance requirement；The optical design of heating avoids condensation；Fault self-diagnosis function；
Life-time service is with low cost；Low energy consumption, combustible gas probe are calibrated using methane on the spot as calibrating gas.This model
Sensor is mainly used in the detection of following combustable gas concentration, methane ethane propane butane pentane hexane heptane octane ethylene, propylene
Butylene amylene hexene octene cyclopropane ring hexane cyclohexene pinene benzene toluene dimethyl phenyl carbinol ethanol propanol isobutanol dimethylamine three
Methylamine pyridine dimethyl ether ether vinyl Ether oxirane tetrahydrofuran dioxane acetone butanone pentanone heptanone methyl iso-butyl ketone (MIBK).
Time switch of the time switch for KG316T types.With can be according to actually being set, precise control, safety
Reliable the advantages of.
The present invention has the advantages and positive effects that：As the present invention adopts above-mentioned technical proposal, can effectively by car
Interior flammable organic volatile tail gas is processed, and then compound exhaust emission standard, and the present invention has simple structure, divides in addition
Body is processed, and Assembling is flexible, easy to install, the advantages of purify thorough, stable, operating cost is cheap.
The above is only, to presently preferred embodiments of the present invention, not to make any pro forma restriction to the present invention,
Every technical spirit according to the present invention is belonged to any simple modification made for any of the above embodiments, equivalent variations and modification
In the range of technical solution of the present invention.
Claims (3)
1. a kind of flammable tail gas clean-up processing system, the air-supply passage connected with workshop, the outlet connection gas of the air-supply passage
Aerochamber, the automatically controlled atomising device of the aerosolization indoor location, is provided with air-introduced machine, gas in aerosolization room and air-supply passage connection end
The tail end connection high temperature combustors of aerochamber；
Electric-control combustor is installed in the high-temp combustion room, be provided with the high-temp combustion room flame retardant coating, heat-insulation layer and every
Thermosphere；The tail end connection physical and chemical reaction clean room of the high temperature combustors；
The physical and chemical reaction clean room by high temperature combustors tail end be followed successively by electrical heating electro static filtering net, non-ferrous metal drainage screen,
Activated carbon adsorption net, the tail end connection gas emission device of the physics and chemistry clean room；
The gas emission device includes tail gas delivery port and exhaust emissions port, and the tail gas delivery port connection heat is returned
Receipts utilize equipment；Water cooling filter is provided with the exhaust emissions port, and exhaust emissions port is provided with air door, and tail gas passes through
Air is connected after water cooling filter；
The first combustable gas concentration sensor of detection harmful gas concentration is provided with air-supply passage；First combustable gas concentration is passed
The outfan of sensor connects the enable terminal of air-introduced machine, the outfan of the first combustable gas concentration sensor by first comparator
The control terminal of automatically controlled atomising device is connected by the second comparator；The outfan of the first combustable gas concentration sensor is by the
Three comparators connect the controller terminal of electrical heating electro static filtering net, and the lead-out terminal of the 3rd comparator is also opened by the first time control
Connection connects the control terminal of automatically controlled combustor；
The exhaust emissions port is provided with Tail gas measuring processing meanss, and the Tail gas measuring processing meanss are included installed in tail gas
Second combustable gas concentration sensor of floss hole position, the second combustable gas concentration sensor is by the 4th comparator connection report
Alarm device, the 4th comparator output terminal also connect Shop floor control by the second time switch and switch total lock.
2. flammable tail gas clean-up processing system according to claim 1, it is characterised in that：The combustable gas concentration sensing
Device is IR-522 type combustable gas concentration sensors.
3. flammable tail gas clean-up processing system according to claim 1, it is characterised in that：The time switch is KG316T
The time switch of type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611254295.0A CN106512629B (en) | 2016-12-30 | 2016-12-30 | Flammable tail gas clean-up processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611254295.0A CN106512629B (en) | 2016-12-30 | 2016-12-30 | Flammable tail gas clean-up processing system |
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| Publication Number | Publication Date |
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| CN106512629A true CN106512629A (en) | 2017-03-22 |
| CN106512629B CN106512629B (en) | 2018-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611254295.0A Active CN106512629B (en) | 2016-12-30 | 2016-12-30 | Flammable tail gas clean-up processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965370A (en) * | 2017-11-02 | 2018-04-27 | 李鹏飞 | A kind of environment-friendly type cigarette exhaust backflash energy-saving device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001187315A (en) * | 1999-12-28 | 2001-07-10 | Mitsubishi Heavy Ind Ltd | Ammonia injecting device for denitration |
| CN204943507U (en) * | 2015-03-30 | 2016-01-06 | 广元市威腾热动科技有限公司 | A kind of modified chemical emission burner |
| CN105927994A (en) * | 2016-06-16 | 2016-09-07 | 山东贝斯特节能技术有限公司 | High-temperature incineration and low-temperature catalysis waste gas treatment and utilization system |
| CN106076058A (en) * | 2016-08-30 | 2016-11-09 | 苏州云白环境设备股份有限公司 | The device of combination type cleaning organic waste gas |
| CN206355782U (en) * | 2016-12-30 | 2017-07-28 | 天津博达蓝天环保科技有限公司 | Flammable tail gas clean-up processing system |
-
2016
- 2016-12-30 CN CN201611254295.0A patent/CN106512629B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001187315A (en) * | 1999-12-28 | 2001-07-10 | Mitsubishi Heavy Ind Ltd | Ammonia injecting device for denitration |
| CN204943507U (en) * | 2015-03-30 | 2016-01-06 | 广元市威腾热动科技有限公司 | A kind of modified chemical emission burner |
| CN105927994A (en) * | 2016-06-16 | 2016-09-07 | 山东贝斯特节能技术有限公司 | High-temperature incineration and low-temperature catalysis waste gas treatment and utilization system |
| CN106076058A (en) * | 2016-08-30 | 2016-11-09 | 苏州云白环境设备股份有限公司 | The device of combination type cleaning organic waste gas |
| CN206355782U (en) * | 2016-12-30 | 2017-07-28 | 天津博达蓝天环保科技有限公司 | Flammable tail gas clean-up processing system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965370A (en) * | 2017-11-02 | 2018-04-27 | 李鹏飞 | A kind of environment-friendly type cigarette exhaust backflash energy-saving device |
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| CN106512629B (en) | 2018-08-31 |
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