CN207266821U - A kind of organic waste gas treatment system - Google Patents
A kind of organic waste gas treatment system Download PDFInfo
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- CN207266821U CN207266821U CN201721177309.3U CN201721177309U CN207266821U CN 207266821 U CN207266821 U CN 207266821U CN 201721177309 U CN201721177309 U CN 201721177309U CN 207266821 U CN207266821 U CN 207266821U
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- gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a kind of organic waste gas treatment system, it includes heating power oxidation unit, dry filter, heat exchanger, and sequentially connected caustic wash tower, water scrubber, demister；The tradable exhaust steam passage of mutually isolated and heat and net gas passage are equipped with heat exchanger, the reaction medium of moisture and acid ingredient in absorbable gas is equipped with dry filter；Caustic wash tower is equipped with waste gas inlet；Exhaust gas after caustic wash tower, water scrubber and demister act on respectively successively, heating power oxidation unit is transmitted to by the exhaust steam passage in heat exchanger；Clean gas after the effect of heating power oxidation unit is transmitted to the net gas passage in heat exchanger through dry filter, and then is exported from net gas gas outlet.The utility model can solve the problems, such as the deep-etching produced after halohydrocarbons reaction, while in the presence of ammonia, be avoided that the ceramic heat storage body produced inside particulate matter occluding device, waste gas treatment equipment is continued safe and stable operation.
Description
Technical field
Industrial organic exhaust gas processing technology field is the utility model is related to, it is particularly a kind of to be asked for solution corrosion and deposition
The organic waste gas treatment system of topic.
Background technology
The flow of heating power oxidation technology is during existing industrial organic exhaust gas is administered, and production wind turbine send the exhaust gas on production line
Entering heating power oxidation unit, exhaust gas fully reacts in oxidation unit, and by after sufficient heat exchange, draining into chimney.
Halogenated hydrocarbons oxygen is difficult to avoid that for there are the gas inlet operating mode of halogenated hydrocarbons, halogen, existing process flow
The problem of deep-etching acid corrosion equipment is produced after change, is more difficult in the case of especially existing concurrently with ammonia to avoid particle blocking is produced
The situation of ceramic heat storage body.
Utility model content
The purpose of this utility model is to provide a kind of organic waste gas treatment system, it can solve what is produced after halohydrocarbons reaction
Deep-etching problem, while in the presence of ammonia, be avoided that the ceramic heat storage body produced inside particulate matter occluding device, make to give up
Gas disposal equipment can continue safe and stable operation.
The technical solution that the utility model is taken is specially：A kind of organic waste gas treatment system, including heating power oxidation unit,
Dry filter, heat exchanger, and sequentially connected caustic wash tower, water scrubber, demister；
The tradable exhaust steam passage of mutually isolated and heat and net gas passage are equipped with heat exchanger, the gas outlet of demister connects
The waste gas inlet of exhaust steam passage in logical heat exchanger, the exhaust gas gas outlet connection heating power oxidation unit of exhaust steam passage, heating power oxidation
The net gas gas outlet of device connects the net gas air inlet of net gas passage in heat exchanger after dry filter；Set in dry filter
There is the reaction medium of moisture and acid ingredient in absorbable gas；
Caustic wash tower is equipped with waste gas inlet；Exhaust gas after caustic wash tower, water scrubber and demister act on respectively successively, leads to
The exhaust steam passage crossed in heat exchanger is transmitted to heating power oxidation unit；
Clean gas after the effect of heating power oxidation unit is transmitted to the net gas passage in heat exchanger through dry filter, into
And exported from net gas gas outlet.
The utility model in use, caustic wash tower and water scrubber can neutralize most of sour gas in exhaust gas,
Demister can reduce waste gas humidity, avoid aggravating the corrosion to follow-up pipeline and device, heat exchanger containing excess moisture in exhaust gas
Temperature after being handled using heating power oxidation unit entrained by net gas, is carried out heat exchange with pending exhaust gas, makes exhaust gas temperature
Heating power oxidation unit is re-fed into after rise, since hydrogen halides exists with gas phase under high temperature, therefore the corrosion to equipment can be avoided；At the same time
Solid particle can not be formed under high temperature（Such as sal-ammoniac）, therefore heating power oxidation unit bottom can be avoided to produce blockage problem.Through heating power
Oxidation unit purified gas can remove the moisture and hydrogen halide in gas, so as to keep away when by dry filter
Exempt from acid out to go out, gas is entered back into heat exchanger can be to avoid the situation of sour gas corrosion heat exchanger.Net gas passage in heat exchanger
Net gas gas outlet can connect chimney to discharge gas, or recycling is carried out to gas.
Further, Tthe utility model system further includes heat secondary utilization device, and heat secondary utilization device is from heat exchange
The net gas gas outlet of net gas passage obtains gas and utilizes in device.The heat secondary utilization device can be that boiler etc. can utilize gas
The device of body heating, the hot-air flowed out from heat exchanger can be used for heating boiler to produce hot steam for production line use, reach
The effect of waste heat recovery.
Further, Tthe utility model system further includes flash cold column and the second caustic wash tower, by net gas passage in heat exchanger
Net gas gas outlet discharge clean gas, discharged successively after flash cold column and the second caustic wash tower act on respectively.Flash cold column and
Two caustic wash towers can absorb sour gas remaining in gas, further reduce the pollution to air.
Preferably, it is also associated with heat secondary utilization device between the net gas gas outlet of the flash cold column and heat exchanger.Heat
After the gas that the band of amount secondary utilization device heat exchanging device discharge has surplus heat carries out secondary use, then through flash cold column and the second alkali cleaning
Tower absorbs remaining acid gas, and then arranges to chimney, while realizes energy saving and environmentally friendly.
Further, the utility model heating power oxidation unit be also associated with bypass gas circuit, bypass gas circuit be equipped with wind turbine and
Filter, the air inlet for bypassing gas circuit are passed through fresh air.
Preferably, new empty passage is additionally provided with heat exchanger, the new empty passage is connected to wind turbine and the filtering of bypass gas circuit
Between device.Fresh air can avoid the organic substance in fresh air from bringing corruption to heating power oxidation unit after heat exchanger heats
Erosion and blocking influence.
Further, temperature control auxiliary air passage is also associated with the gas circuit between dry filter and heat exchanger.The gas circuit
In be passed through clean gas, can heating power oxidation unit export net temperature degree it is higher when carry out the balance adjustment of gas temperature, avoid
Danger is brought because temperature is excessive.
Preferably, the dry filter includes reaction medium charging port, and the reaction medium is sodium carbonate.Preferably carbon
Sour sodium powder end, can take the form of penetrating persistently to fill during dry filter acts on.Powdered sodium carbonate can absorb gas
Moisture and sour gas in body, avoid sour gas from being in a liquid state discharge, so as to protect rear end pipeline and device from corrosion.
Preferably, wind turbine is additionally provided between water scrubber and demister.
Preferably, the heating power oxidation unit is heat accumulating type heating power oxidation unit, catalytic oxidizing equipment, direct-fired heating power oxygen
Makeup put or solid waste stove in one kind.
Beneficial effect
Compared with prior art, the utility model has the following advantages and improves：
1）The setting of demister can reduce waste gas humidity, avoid excess moisture in gas from aggravating corrosion；
2）Exhaust gas is by heat exchanger, the clean gas progress heat exchange with the higher temperature after the processing of heating power oxidation unit,
So that after the exhaust gas temperature rise of normal temperature state, heating power oxidation unit is re-fed into, hydrogen halides can be avoided with gas phase presence under high temperature
Corrosion to equipment, while solid particle can not be formed under high temperature（Such as sal-ammoniac）, so as to avoid heating power oxidation unit bottom
Produce blocking；
3）High temperature of the heat exchanger entrained by using clean gas after the processing of heating power oxidation unit, realizes and the temperature of exhaust gas is carried
Rise, make full use of system self-energy, it is more energy saving；
4）Dry filter can remove moisture and hydrogen halide in gas, avoid acid out from going out, so as to avoid acidity
The corrosion of gas heat exchanging device；
5）Clean hot air still has heat more than needed after heat exchanger exchanges heat, and producing hot steam available for heating boiler supplies
Production line uses, and reaches the effect of waste heat recovery.
Brief description of the drawings
Fig. 1 show Tthe utility model system structure diagram；
1- caustic wash towers, 2- water scrubbers, 3- demisters, 4- heat exchangers, 5- heating power oxidation units, 6- dry filters, 7- pots
Stove, 8- flash cold columns, the second caustic wash towers of 9-, 10- chimneys, 11- temperature control auxiliary air passages, 12- bypass gas circuits, 13- wind turbines, 14- filterings
Device.
Embodiment
Further described below in conjunction with the drawings and specific embodiments.
Refering to what is shown in Fig. 1, the organic waste gas treatment system of the utility model, including heating power oxidation unit 5, dry filter
6th, heat exchanger 4, and sequentially connected caustic wash tower 1, water scrubber 2, demister 3；
The tradable exhaust steam passage of mutually isolated and heat and net gas passage, the gas outlet of demister 3 are equipped with heat exchanger 4
Connect the waste gas inlet of exhaust steam passage in heat exchanger, the exhaust gas gas outlet connection heating power oxidation unit 5 of exhaust steam passage, heating power oxygen
The net gas gas outlet that makeup puts 5 connects the net gas air inlet of net gas passage in heat exchanger 4 after dry filter 6；Dry filter
The reaction medium of moisture and acid ingredient in absorbable gas is equipped with device 6；
Caustic wash tower 1 is equipped with waste gas inlet；It is useless after caustic wash tower 1, water scrubber 2 and demister 3 act on respectively successively
Gas, heating power oxidation unit 5 is transmitted to by the exhaust steam passage in heat exchanger 4；
The net gas that clean gas after the effect of heating power oxidation unit 5 is transmitted to through dry filter 6 in 4 devices of heat exchange leads to
Road, and then exported from net gas gas outlet.
The utility model in use, caustic wash tower and water scrubber can neutralize most of sour gas in exhaust gas,
Demister can reduce waste gas humidity, avoid aggravating the corrosion to follow-up pipeline and device, heat exchanger containing excess moisture in exhaust gas
Temperature after being handled using heating power oxidation unit entrained by net gas, is carried out heat exchange with pending exhaust gas, makes exhaust gas temperature
Heating power oxidation unit is re-fed into after rise, since hydrogen halides exists with gas phase under high temperature, therefore the corrosion to equipment can be avoided；At the same time
Solid particle can not be formed under high temperature（Such as sal-ammoniac）, therefore heating power oxidation unit bottom can be avoided to produce blockage problem.Through heating power
Oxidation unit purified gas can remove the moisture and hydrogen halide in gas, so as to keep away when by dry filter
Exempt from acid out to go out, gas is entered back into heat exchanger can be to avoid the situation of sour gas corrosion heat exchanger.Net gas passage in heat exchanger
Net gas gas outlet can connect chimney to discharge gas, or recycling is carried out to gas.
Embodiment 1
The present embodiment system further includes heat secondary utilization device 7, and heat secondary utilization device net gas from heat exchanger leads to
The net gas gas outlet in road obtains gas and utilizes.The heat secondary utilization device can be the dress that boiler etc. can utilize gas heating
Put, the hot-air flowed out from heat exchanger can be used for heating boiler to produce hot steam for production line use, reach waste heat recovery
Effect.
Embodiment 2
The present embodiment system further includes 8 and second caustic wash tower 9 of flash cold column, the net gas outlet of net gas passage from heat exchanger 4
The clean gas of mouth discharge, successively after 8 and second caustic wash tower 9 of flash cold column acts on respectively, is discharged by chimney 10.Flash cold column and
Two caustic wash towers can absorb sour gas remaining in gas, further reduce the pollution to air.
Embodiment 3
In embodiment shown in Fig. 1, system further includes heat secondary utilization device-boiler, flash cold column and the second caustic wash tower,
The net gas gas outlet of boiler net gas passage from heat exchanger obtains gas and utilizes.The gas discharged after boiler secondary utilizes is then
The absorption of remaining acid gas is carried out through flash cold column and the second caustic wash tower successively, and then is discharged by chimney 10.Realize at the same time
It is energy saving and environmentally friendly.
On the basis of embodiment 1 to embodiment 3, heating power oxidation unit is also associated with bypass gas circuit, bypasses and is set in gas circuit
There are wind turbine and filter, the air inlet for bypassing gas circuit is passed through fresh air.Such as the embodiment of Fig. 1, new sky is additionally provided with heat exchanger
Passage, new sky passage are connected between the wind turbine and filter of bypass gas circuit.Fresh air can avoid new after heat exchanger heats
The organic substance carried in fresh air, which brings heating power oxidation unit corrosion and blocks, to be influenced.
Temperature control auxiliary air passage is also associated with gas circuit between dry filter and heat exchanger.Clean gas is passed through in the gas circuit
Body, the balance adjustment of gas temperature can be carried out when the net temperature degree of heating power oxidation unit output is higher, is avoided because temperature crosses high band
Come dangerous.The temperature control auxiliary air passage of heating power oxidation unit can use the prior art.
Heating power oxidation unit is heat accumulating type heating power oxidation unit, catalytic oxidizing equipment, direct-fired heating power oxidation unit or solid
One kind in useless stove, is all existing product, it bypasses gas circuit accordingly and the setting of temperature control auxiliary air passage also refers to existing skill
Art.
Dry filter includes reaction medium charging port, and the reaction medium is sodium carbonate.Preferably powdered sodium carbonate, can
The form of penetrating is taken persistently to fill during dry filter acts on.Powdered sodium carbonate can absorb moisture in gas and
Sour gas, avoids sour gas from being in a liquid state discharge, so as to protect rear end pipeline and device from corrosion.
Wind turbine 13 is additionally provided between water scrubber and demister.
In conclusion the utility model can not only solve the problems, such as the deep-etching produced after halohydrocarbons reaction, while deposited in ammonia
In case, it is avoided that the ceramic heat storage body produced inside particulate matter occluding device, enables waste gas treatment equipment to continue to pacify
Full stable operation.And the heat that the utility model heat exchanger is produced using system itself realizes heat exchange, the clean gas after heat exchange
Body still has the surplus heat notable for secondary use, energy-saving effect.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvement and deformation can also be made, these change
The scope of protection of the utility model is also should be regarded as into deformation.
Claims (10)
1. a kind of organic waste gas treatment system, it is characterized in that, including heating power oxidation unit, dry filter, heat exchanger, Yi Jiyi
Caustic wash tower, water scrubber, the demister of secondary connection；
The tradable exhaust steam passage of mutually isolated and heat and net gas passage are equipped with heat exchanger, the gas outlet connection of demister is changed
The waste gas inlet of exhaust steam passage in hot device, the exhaust gas gas outlet connection heating power oxidation unit of exhaust steam passage, heating power oxidation unit
Net gas gas outlet the net gas air inlet of net gas passage in heat exchanger is connected after dry filter；Being equipped with dry filter can
Absorb the reaction medium of moisture and acid ingredient in gas；
Caustic wash tower is equipped with waste gas inlet；Exhaust gas after caustic wash tower, water scrubber and demister act on respectively successively, by changing
Exhaust steam passage in hot device is transmitted to heating power oxidation unit；
Clean gas after the effect of heating power oxidation unit is transmitted to the net gas passage in heat exchanger, Jin Ercong through dry filter
Net gas gas outlet output.
2. organic waste gas treatment system according to claim 1, it is characterized in that, heat secondary utilization device is further included, heat
The net gas gas outlet of amount secondary utilization device net gas passage from heat exchanger obtains gas and utilizes.
3. organic waste gas treatment system according to claim 1, it is characterized in that, flash cold column and the second caustic wash tower are further included,
The clean gas discharged by the net gas gas outlet of net gas passage in heat exchanger, acts on respectively through flash cold column and the second caustic wash tower successively
After discharge.
4. organic waste gas treatment system according to claim 3, it is characterized in that, the net gas of the flash cold column and heat exchanger goes out
Heat secondary utilization device is also associated between gas port.
5. organic waste gas treatment system according to claim 1, it is characterized in that, heating power oxidation unit is also associated with bypass gas
Road, bypass gas circuit are equipped with wind turbine and filter, and the air inlet for bypassing gas circuit is passed through fresh air.
6. organic waste gas treatment system according to claim 5, it is characterized in that, new empty passage, institute are additionally provided with heat exchanger
New empty passage is stated to be connected between the wind turbine and filter of bypass gas circuit.
7. organic waste gas treatment system according to claim 1, it is characterized in that, the gas between dry filter and heat exchanger
Temperature control auxiliary air passage is also associated with road.
8. organic waste gas treatment system according to claim 1, it is characterized in that, the dry filter includes reaction medium
Charging port, the reaction medium are sodium carbonate.
9. organic waste gas treatment system according to claim 1, it is characterized in that, wind is additionally provided between water scrubber and demister
Machine.
10. organic waste gas treatment system according to claim 1, it is characterized in that, the heating power oxidation unit is heat accumulating type
One kind in heating power oxidation unit, catalytic oxidizing equipment, direct-fired heating power oxidation unit or solid waste stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721177309.3U CN207266821U (en) | 2017-09-14 | 2017-09-14 | A kind of organic waste gas treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721177309.3U CN207266821U (en) | 2017-09-14 | 2017-09-14 | A kind of organic waste gas treatment system |
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| CN207266821U true CN207266821U (en) | 2018-04-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497262A (en) * | 2017-09-14 | 2017-12-22 | 苏州克兰茨环境科技有限公司 | A kind of organic waste gas treatment system |
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2017
- 2017-09-14 CN CN201721177309.3U patent/CN207266821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497262A (en) * | 2017-09-14 | 2017-12-22 | 苏州克兰茨环境科技有限公司 | A kind of organic waste gas treatment system |
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