CN208449039U - Cokingization produces exhaust gas purification system - Google Patents
Cokingization produces exhaust gas purification system Download PDFInfo
- Publication number
- CN208449039U CN208449039U CN201821093455.2U CN201821093455U CN208449039U CN 208449039 U CN208449039 U CN 208449039U CN 201821093455 U CN201821093455 U CN 201821093455U CN 208449039 U CN208449039 U CN 208449039U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- cokingization
- purification system
- exhaust gas
- gas purification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a kind of cokingization production exhaust gas purification system.It includes: recovery unit that the cokingization, which produces exhaust gas purification system, recycles the utility in tail gas；And clean unit, the tail gas after Recovery Purifying utilization, the clean unit include that micro-nano bubble cleans unit, UV photodissociation catalytic oxidizing equipment and adsorption tower.Cokingization according to the present utility model produces exhaust gas purification system while purificationization produces tail gas, can recycle the utility in tail gas to the maximum extent, realize the efficient utilization of resource.
Description
Technical field
The utility model relates to cokingization to produce field of exhaust gas purification, can be widely applied to coking more particularly, to one kind
The resource reclaim formed cokeization of industry produces exhaust gas purification system.
Background technique
In coke-oven plant, recovery of chemical products workshop is important component part, it not only carries the important task of conveying coke-stove gas,
Also need to carry out the purification of coal gas simultaneously.In process of production, tower, slot, the tank of variousization production can generate a large amount of volatility gas
Body, such as naphthalene, benzene, oil gas, vapor, H2S、HCN、NH3Pass through diffusion mouth uncontrollable discharge Deng, these gases.
On the one hand, one or more single harm such as generally existing inflammable, explosive, easy poisoning of these gases, they it is most of because
Containing different impurities, there are irritations, corrosivity.In addition, the complicated composition of gas, and atmospheric environment can be caused more serious
Pollution, aggravate the corrosion of equipment, it is mishandling to be easy to happen the safety accidents such as burning, explosion.
On the other hand, benzene, naphthalene, oil gas etc. are important chemical industry raw material again.With the raising of environmental requirement, inorganization
Qualified discharge after discharge gas needs to purify, also known as VOC are administered, are not otherwise allowed to produce.Currently, changing production tail gas clean-up is " to wash
Net tower washs (pickling, alkali cleaning)+catalytic oxidation " VOC technology is administered, it is the destructiveness purification to pollution components, makes part
Valuable component does not recycle, and increases acid and alkali consumption, and produces new waste, and tail is large-minded, tail gas concentration height increases
The load for having added catalysis oxidation process does not meet the developing direction of low-carbon green.
Utility model content
For the above problem in the prior art, the exemplary embodiment of the utility model provides a kind of cokingization production tail
Gas purification system, it includes: recovery unit that the cokingization, which produces exhaust gas purification system, recycles the utility in tail gas；And it is net
Change unit, the tail gas after Recovery Purifying utilization, the clean unit includes that micro-nano bubble cleans unit, UV photodissociation catalysis oxidation
Device and adsorption tower.
Exemplary embodiment according to the present utility model, the recovery unit may include injector, washing column, circulating slot
And circulating pump.
Exemplary embodiment according to the present utility model can connect cooler in the exit of circulating pump.
Exemplary embodiment according to the present utility model can be useless using ammonia still process according to tail gas property in recovery unit
Water or washing oil are as circulation fluid.
Exemplary embodiment according to the present utility model, injector can by circulating fluid overspray device formed jet stream with
Suck tail gas, circulation fluid and tail gas can in injector turbulence to be sufficiently mixed.
Exemplary embodiment according to the present utility model, washing column can by will not in injector absorbed tail gas
The utility in tail gas is further recycled with the circulation fluid counter current contacting of tower top sprinkling.
Exemplary embodiment according to the present utility model, it can also include that setting exists that the cokingization, which produces exhaust gas purification system,
Gas-liquid separator between recovery unit and clean unit, the gas-liquid separator are further to the tail gas being discharged from recovery unit
Separation condensation, the condensate liquid isolated enter circulating slot recycling, and the gas after separation enters micro-nano in clean unit
Bubble cleans unit.
Exemplary embodiment according to the present utility model, the micro-nano bubble clean unit and include and recycle liquid bath, follow
The micro-nano bubble washing column that ring water pump and micro-nano bubble generator are connected.
Exemplary embodiment according to the present utility model, the clean unit can also include blower, from micro-nano bubble
The tail gas for cleaning unit discharge enters UV photodissociation catalytic oxidizing equipment through blower.
Exemplary embodiment according to the present utility model, the tail gas being discharged from UV photodissociation catalytic oxidizing equipment, which can enter, to be inhaled
Attached tower, and utilize the pollutant in the further absorption tail gas of characterization of adsorption of the active carbon in adsorption tower.
Exemplary embodiment according to the present utility model, it can also include chimney that the cokingization, which produces exhaust gas purification system,
Purified tail gas is from chimney qualified discharge.
The cokingization of exemplary embodiment according to the present utility model, which produces exhaust gas purification system, can have at least one such as
Lower advantage:
(I) first the pollutant in tail gas is recycled by injector and washing column, the resource for realizing naphthalene, benzene etc. is returned
It receives, and reduces the load of catalysis oxidation process；
(II) during tail gas clean-up, the circulation fluid of use does not generate new dirt both from former coking production process
Contaminate object, energy conservation and environmental protection；
(III) circulation fluid and the tail gas high turbulence in injector, gas-liquid are sufficiently mixed contact, mass transfer effect with higher
Rate；
(IV) it is cleaned in washing column gas vent and micro-nano bubble and increases gas-liquid separator between unit, reduce condensation
Liquid entrainment, further decreases the pollutant concentration in tail gas；
(V) cooler is equipped in circulating-pump outlet, it is ensured that circulation fluid works at a lower temperature, it is ensured that Recovery Purifying
Efficiency；
(VI) it is washed in Tail gas cleanup unit using micro-nano bubble, improves separating effect.
(VII) a variety for the treatment of tail gas technical tie-up operations, improve the purification efficiency of tail gas to greatest extent.
Detailed description of the invention
The exemplary embodiment of the utility model, the exemplary reality of the utility model are more fully described by referring to accompanying drawing
The above and other aspect for applying example will be apparent, in which:
Fig. 1 is that the cokingization of exemplary embodiment according to the present utility model produces the schematic diagram of exhaust gas purification system.
Specific embodiment
Hereinafter, embodiment is more fully described with reference to the accompanying drawings.However, the utility model can be with a variety of different
Form is implemented, and should not be construed as limited to embodiment shown here.On the contrary, providing embodiment as an example, making
This disclosure will be thorough and complete, and the aspect and feature of the utility model will be fully conveyed to art technology
Personnel.Therefore, those of ordinary skill in the art can not be described to be understood completely necessary to the aspect and feature of the utility model
Technique, element and technology.Furthermore, it is possible to the part unrelated with the description of embodiment not shown, so that description is clear.In attached drawing
In, for the sake of clarity, the relative size of component can be exaggerated.
Fig. 1 is that the cokingization of exemplary embodiment according to the present utility model produces the schematic diagram of exhaust gas purification system.Below
The cokingization for describing exemplary embodiment according to the present utility model in detail referring to Fig.1 is produced into exhaust gas purification system.
The cokingization of exemplary embodiment according to the present utility model produce exhaust gas purification system may include recovery unit, it is net
Change unit and gas-liquid separator 4.Recovery unit can be used for recycling the utility in tail gas, and may include injector 1,
Washing column 2, circulating slot 3 and circulating pump 5.Clean unit can be used for the tail gas after Recovery Purifying utilizes, and including micro-nano
Bubble cleans unit, UV photodissociation catalytic oxidizing equipment 9 and adsorption tower 10.Micro-nano bubble cleans unit
13, the micro-nano bubble washing column 7 that water circulating pump 14 and micro-nano bubble generator 15 are connected.
For example, injector 1 can form jet stream by circulating fluid overspray device 1 to suck tail gas G, circulation fluid and tail gas
G in injector 1 turbulence to be sufficiently mixed.
Exemplary embodiment according to the present utility model, circulation fluid high speed can form jet stream by the nozzle of injector 1,
Jet stream generates local decompression, sucks from the tail gas G for changing each tower, slot, storage tank for producing workshop etc., the circulation fluid in injector 1
With tail gas high turbulence, gas-liquid is sufficiently mixed contact and carries out mass transfer, and the pollutant in tail gas can be absorbed by circulation fluid.
For example, washing column 2 can by by the absorbed tail gas not in injector 1 and tower top sprinkling circulation fluid adverse current
Contact is further to recycle the utility in tail gas.
Exemplary embodiment according to the present utility model, not being condensed cooling gas in injector 1 can be in blower
Suction under enter washing column 2, with tower top sprinkling circulation fluid counter current contacting, further to the utility in tail gas into
Row recycling.
Exemplary embodiment according to the present utility model, changing production tail gas G can be sucked by the suction that injector 1 generates, and make
Circulation fluid and tail gas G high turbulence, gas-liquid are sufficiently mixed contact and carry out mass transfer, and most of pollutant is by absorbing, condensation enters
In circulation fluid；Not solidifying tail gas can enter the circulation fluid counter current contacting of washing column 2 and tower top sprinkling, further to the dirt in tail gas
Dye object is recycled, and the resource utilization of pollutant is realized.
It optionally, can be using such as distilled ammonia wastewater or washing oil as circulation fluid, the circulation fluid of use according to tail gas property
From system, new pollutant is not generated.After circulation fluid reaches a certain concentration, coking recovery process mechanization can be sent to
Defecator or the oil-poor slot 12 of crude benzol, so as to realize the resource utilization of pollutant in tail gas.Tail gas can be by spraying
With circulation fluid high turbulence in device 1, gas-liquid, which is sufficiently mixed to contact, carries out mass transfer；Then tail gas can enter washing column 2 and tower top
The circulation fluid counter current contacting of sprinkling, further recycles the utility in tail gas, and the recycling for realizing pollutant is returned
It receives, reduces the tail gas amount and tail gas concentration into VOC cleaning procedure, reduce catalysis oxidation process load, be tail gas row up to standard
It puts and provides safeguard.
The cokingization of exemplary embodiment according to the present utility model produces exhaust gas purification system and by injector 1 and can wash
Net tower 2 first recycles the pollutant in tail gas G, realizes the resource reclaim of naphthalene, benzene etc., and reduce catalysis oxidation process
Load；During tail gas clean-up, for the circulation fluid of use both from former coking production process, circulation fluid can also send former work back to
Sequence is handled, and does not generate new pollutant, energy conservation and environmental protection；Circulation fluid and the tail gas high turbulence in injector, gas-liquid are abundant
It is mixed, mass-transfer efficiency with higher.
However, the positional relationship of injector 1 and washing column 2 is without being limited thereto.Another exemplary according to the present utility model is real
Example is applied, tail gas G can first pass through washing column 2 to recycle utility, then not enter injection by the tail gas that washing column 2 absorbs
Further to be absorbed in device 1.
As shown in Figure 1, gas-liquid separator 4 can be set between recovery unit and clean unit, gas-liquid separator 4 can be with
Condensation is further separated to the tail gas being discharged from recovery unit, the condensate liquid isolated can enter circulating slot 3 and be recycled, point
Gas from after can enter the micro-nano bubble washing column 7 in clean unit.It is being washed for example, gas-liquid separator 4 can be set
Between the net gas vent of tower 2 and the entrance of micro-nano bubble washing column 7, to reduce condensate liquid entrainment, tail is further decreased
Pollutant concentration in gas.
Exemplary embodiment according to the present utility model, tail gas can be divided after going out washing column 2 through gas-liquid separator 4
From liquid enters the recycling of circulating slot 3.Preferably, cooler 6 has been can connect, on the export pipeline of circulating pump 5 to protect
Card circulation fluid works at a lower temperature, is on the one hand conducive to improve assimilation effect, on the other hand cold during gas-liquid contact
The components such as benzene, naphthalene, oil gas in solidifying partial tail gas.
Referring to Fig.1, micro-nano bubble washing column 7 can be set gas-liquid separator 4 and UV photodissociation catalytic oxidizing equipment 9 it
Between.Gas after the separation of gas-liquid separator 4 can enter micro-nano bubble washing column 7, using in micro-nano bubble washing column 7
Micro-nano bubble have the characteristics that the rate of climb is slow, itself pressurization dissolution so that micro-nano bubble is in slow uphill process
In gradually dwindle into nanoscale, finally abatement is buried in oblivion and is dissolved in water, so as to greatly improve the solubility of gas in water, together
When microbubbles rupture moment, can excite and generate a large amount of hydroxyl radical free radical, degrade to the pollutant in tail gas.In addition, logical
It crosses and is washed using micro-nano bubble, improve separating effect.
Optionally, clean unit can also include being arranged in micro-nano bubble washing column 7 and UV photodissociation catalytic oxidizing equipment 9
Between blower 8, from micro-nano bubble washing column 7 be discharged tail gas through blower 8 enter UV photodissociation catalytic oxidizing equipment 9.For example,
It may include nano-TiO in UV photodissociation catalytic oxidizing equipment 92Catalyst is radiated at nano-TiO by ultraviolet light2On catalyst, urge
Agent absorbs luminous energy and generates electron-hole pair, and the water of hole decomposition catalyst adsorption generates hydroxyl radical free radical, and electronics makes it
The Viability ion-oxygen of hydrogen reduction of surrounding, can be reduced into various organic exhaust gas and inorganic matter under the action of photochemical catalytic oxidation
Carbon dioxide, water and other innocuous substances.
Preferably, adsorption tower 10 can also be set in the downstream of UV photodissociation catalytic oxidizing equipment 9, is catalyzed oxygen from UV photodissociation
The tail gas that 9 discharges are set in makeup can enter adsorption tower 10, and further be inhaled using the characterization of adsorption of the active carbon in adsorption tower 10
Pollutant in attached tail gas makes tail gas obtain the purification of higher degree.In addition, exemplary embodiment according to the present utility model
Cokingization, which produces exhaust gas purification system, to include the chimney 11 that 10 downstream of adsorption tower is arranged in, and purified tail gas can be from cigarette
11 qualified discharge of chimney.
The sequence of micro-nano bubble washing column 7, UV photodissociation catalytic oxidizing equipment 9 and adsorption tower 10 in clean unit is not
It is limited to sequence described above, but can arbitrarily selects according to the actual situation.
The cokingization of exemplary embodiment according to the present utility model produce the above-mentioned all parts in exhaust gas purification system it
Between can be attached by any suitable attachment device (for example, pipeline).
The cokingization of exemplary embodiment according to the present utility model, which produces exhaust gas purification system, can be used a variety for the treatment of tail gas
Technical tie-up operation, so that the purification efficiency of tail gas is improved to the maximum extent, so that tail gas can be with qualified discharge.
The cokingization of exemplary embodiment according to the present utility model, which produces exhaust gas purification system, to produce tail gas in purificationization
Meanwhile the utility in tail gas is recycled to the maximum extent, realize the efficient utilization of resource, and the negative of VOC processing can be reduced
Lotus.
It, to those skilled in the art will be obvious although describing utility model referring to example embodiment
, can be made various changes and modifications in the case where not departing from the spirit and scope of utility model.It will therefore be appreciated that
, above-described embodiment is not limiting, but illustrative.Therefore, the range of utility model will by claims and
The widest admissible explanation of its equivalent should not be restricted or limitation to determine by the description of front.
Claims (10)
1. a kind of cokingization produces exhaust gas purification system, which is characterized in that the cokingization produces exhaust gas purification system and includes:
Recovery unit recycles the utility in tail gas；And
Clean unit, the tail gas after Recovery Purifying utilization, the clean unit include that micro-nano bubble cleans unit, UV photodissociation is urged
Change oxidation unit and adsorption tower.
2. cokingization according to claim 1 produces exhaust gas purification system, which is characterized in that the recovery unit includes injection
Device, washing column, circulating slot and circulating pump.
3. cokingization according to claim 2 produces exhaust gas purification system, which is characterized in that connected in the exit of circulating pump
There is cooler.
4. cokingization according to claim 2 produces exhaust gas purification system, which is characterized in that in recovery unit, according to tail
Gas property is using distilled ammonia wastewater or washing oil as circulation fluid.
5. cokingization according to claim 4 produces exhaust gas purification system, which is characterized in that injector is flowed through by circulation fluid
Injector forms jet stream to suck tail gas, circulation fluid and tail gas in injector turbulence to be sufficiently mixed.
6. cokingization according to claim 5 produces exhaust gas purification system, which is characterized in that washing column will not be by that will spray
Absorbed tail gas and the circulation fluid counter current contacting of tower top sprinkling further recycle the utility in tail gas in device.
7. cokingization according to claim 2 produces exhaust gas purification system, which is characterized in that the cokingization produces tail gas clean-up
System further includes the gas-liquid separator being arranged between recovery unit and clean unit, and the gas-liquid separator is to from recovery unit
The tail gas of discharge further separates condensation, and the condensate liquid isolated enters circulating slot recycling, and the gas after separation enters net
The micro-nano bubble changed in unit cleans unit.
8. cokingization according to claim 1 produces exhaust gas purification system, which is characterized in that the micro-nano bubble is cleaned single
Member includes the micro-nano bubble washing column being connected with circulation liquid bath, water circulating pump and micro-nano bubble generator.
9. cokingization according to claim 1 produces exhaust gas purification system, which is characterized in that the clean unit further includes wind
Machine cleans the tail gas that unit is discharged from micro-nano bubble and enters UV photodissociation catalytic oxidizing equipment through blower.
10. cokingization according to claim 9 produces exhaust gas purification system, which is characterized in that filled from UV photodissociation catalysis oxidation
The tail gas for setting discharge enters adsorption tower, and utilizes the pollution in the further absorption tail gas of characterization of adsorption of the active carbon in adsorption tower
Object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093455.2U CN208449039U (en) | 2018-07-11 | 2018-07-11 | Cokingization produces exhaust gas purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093455.2U CN208449039U (en) | 2018-07-11 | 2018-07-11 | Cokingization produces exhaust gas purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208449039U true CN208449039U (en) | 2019-02-01 |
Family
ID=65172437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821093455.2U Active CN208449039U (en) | 2018-07-11 | 2018-07-11 | Cokingization produces exhaust gas purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208449039U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607352A (en) * | 2018-07-11 | 2018-10-02 | 山东焦化技术咨询服务有限公司 | Cokingization produces exhaust gas purification system |
| CN110523219A (en) * | 2019-09-10 | 2019-12-03 | 艾凡佳德(上海)环保科技有限公司 | A kind of processing system and its application method of the industrial tail gas containing ethylene glycol |
| CN110903865A (en) * | 2019-12-09 | 2020-03-24 | 徐州东兴能源有限公司 | Be used for coking furnace tail gas clean-up system |
-
2018
- 2018-07-11 CN CN201821093455.2U patent/CN208449039U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607352A (en) * | 2018-07-11 | 2018-10-02 | 山东焦化技术咨询服务有限公司 | Cokingization produces exhaust gas purification system |
| CN110523219A (en) * | 2019-09-10 | 2019-12-03 | 艾凡佳德(上海)环保科技有限公司 | A kind of processing system and its application method of the industrial tail gas containing ethylene glycol |
| WO2021047146A1 (en) * | 2019-09-10 | 2021-03-18 | 艾凡佳德(上海)环保科技有限公司 | System for treating industrial tail gas containing ethylene glycol, and usage method therefor |
| CN110903865A (en) * | 2019-12-09 | 2020-03-24 | 徐州东兴能源有限公司 | Be used for coking furnace tail gas clean-up system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102022305B1 (en) | Method and apparatus for denitration and desulfurization of and dust removal from FCC tail gas by ammonia-based process | |
| CN208449039U (en) | Cokingization produces exhaust gas purification system | |
| CN103230733B (en) | The device of a kind of liquid phase catalytic oxidation flue gas desulfurization and denitrification integration and technique | |
| CN114225671B (en) | Nitrogen oxide tail gas treatment process | |
| CN103055675A (en) | Industrial smoke comprehensive treatment system and method based on advanced oxidation | |
| CN107261764A (en) | VOCs controlling devices and method | |
| CN204582934U (en) | A kind for the treatment of apparatus of organic exhaust gas | |
| CN206631419U (en) | A kind of desulfuring and denitrifying apparatus based on low temperature plasma and catalyzing cooperation | |
| CN202270462U (en) | Membrane type ammonia absorber | |
| CN206621986U (en) | A kind of desulfurization absorption plant | |
| CN108607352A (en) | Cokingization produces exhaust gas purification system | |
| CN107096378A (en) | The flue gas desulphurization system and sulfur method of a kind of floatation glass production line | |
| CN209108927U (en) | A kind of industrial waste gas processing system | |
| CN111036039A (en) | Treatment device and treatment method for waste gas in tar treatment process | |
| CN104056535B (en) | A kind of organic absorbent method flue gas desulfurization and denitrification demercuration system | |
| CN106039970A (en) | Method for removing sulfur dioxide from sulfuric acid industrial tail gas and recovering sulfuric acid, and apparatus thereof | |
| CN207401334U (en) | A kind of precious metal refinery nitrogen oxides treatment device | |
| CN102872696A (en) | Desulfurization system capable of efficiently catching aerosol in desulfurized clean flue gas | |
| CN206276212U (en) | Methene class water treatment agent and HPMA water treatment agent production exhaust gas processing device | |
| CN203253335U (en) | Glass tank furnace flue gas treatment system | |
| CN205760557U (en) | A kind of denitration of boiler smoke tower | |
| CN215208573U (en) | High ammonia wastewater blows system of taking off | |
| CN212492322U (en) | Ultra-clean processing apparatus of titanium dioxide acidolysis tail gas | |
| CN114272734A (en) | Processing apparatus of high concentration ammonia in boats and ships sewage tail gas | |
| CN204746062U (en) | Hydrogen sulfide desorption system based on photochemical fog ization bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |