CN209138292U - Ethyl alcohol waste gas recovering device - Google Patents
Ethyl alcohol waste gas recovering device Download PDFInfo
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- CN209138292U CN209138292U CN201821636416.2U CN201821636416U CN209138292U CN 209138292 U CN209138292 U CN 209138292U CN 201821636416 U CN201821636416 U CN 201821636416U CN 209138292 U CN209138292 U CN 209138292U
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- ethyl alcohol
- spray column
- activated carbon
- waste gas
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Abstract
The utility model relates to ethyl alcohol waste gas recovering devices, including spray unit, the spray unit includes the N grade spray column being sequentially connected in series, and the gas outlet of each spray column is connected with the air inlet of next stage spray column, and is equipped with gas ethanol content on-line computing model in outlet port；Each spray tower bottom is formed with pond, and top is equipped with spray equipment, and the spray equipment passes through triple valve, and one is connected with the circulation line being placed in outside spray column, and is connected to pond, another to be connected with water pipe；It further include the absorbing unit for being placed in the spray unit downstream, being connected, the absorbing unit includes the N grade activated carbon adsorber being arranged in parallel, the exhaust outlet one and the first blower of each activated carbon adsorber are connected to blowdown stack, another air inlet that first order spray column is connected to reflux line.The ethyl alcohol waste gas recovering device of the utility model can be realized efficient, qualified discharge, and device stable operation for the exhaust gas of high ethano content, and can effectively recycle ethyl alcohol.
Description
Technical field
The utility model relates to waste gas recovery technical field more particularly to ethyl alcohol waste gas recovering devices.
Background technique
Ethyl alcohol is a kind of inflammable, volatile colourless transparent liquid at normal temperatures and pressures, belongs to hypotoxicity, neat liquid can not be straight
It connects and drinks；Ethyl alcohol is widely used, can be used for manufacturing acetic acid, beverage, essence etc., also uses as the common solvent of chemical field,
In chemical field since ethyl alcohol frequency of use and usage amount are all higher, the production exhaust gas of discharge is caused often to contain certain concentration of alcohol,
There is only inflammable risk, also have irritation and carcinogenicity to production and periphery personnel, all to environmental and human health impacts
It affects greatly, therefore it is just suitable for discharge that exhaust gas containing ethyl alcohol, which need to carry out processing,.Existing alcohol treatment device to exhaust gas at
It is often unable to reach the standard of direct emission after reason, still contains a small amount of ethyl alcohol, pollutes environment.
Utility model content
To solve the above-mentioned problems, the utility model provides ethyl alcohol waste gas recovering device, which contains high ethano
The exhaust gas of amount can be realized efficient, qualified discharge, and device stable operation, and can effectively recycle ethyl alcohol.
Utility model the technical solution adopted is that: ethyl alcohol waste gas recovering device, including spray unit, the spray unit packet
The N grade spray column being sequentially connected in series, N >=2 are included, each spray column is equipped with air inlet, gas outlet, the gas outlet and next stage
The air inlet of spray column is connected, and is equipped with gas ethanol content on-line computing model in outlet port；Each spray tower bottom is formed with
Pond, the top of each spray column are equipped with spray equipment, and the spray equipment passes through triple valve, one be placed in following outside spray column
Endless tube road is connected, and is connected to pond, another to be connected with water pipe；Two sides pool wall punishment in the pond is equipped with overflow port
With inlet, the inlet is connected with the overflow port of next stage spray column by overflow pipe；The overflow port of the spray column
Place is equipped with liquid ethanol content on-line computing model；It further include the absorbing unit for being placed in the spray unit downstream, being connected, it is described
Absorbing unit includes the N grade activated carbon adsorber being arranged in parallel, and N >=2, each activated carbon adsorber is interior to be equipped with renewable activity
Layer of charcoal, each activated carbon adsorber are equipped with air intake, exhaust outlet, the air intake of each activated carbon adsorber with final stage spray column
Gas outlet is connected, and the exhaust outlet of each activated carbon adsorber is connected to exhaust pipe, and exhaust pipe passes through triple valve, one and the
One blower is connected, and is connected to blowdown stack, another to be connected with reflux line, and is connected to the air inlet of first order spray column.
It is further limited as to above-mentioned technical proposal, the overflow pipe is equipped with leakage fluid dram, sets at leakage fluid dram
Set control valve.
It is further limited as to above-mentioned technical proposal, renewable active carbon layer is at least in each activated carbon adsorber
It is two layers.
It is further limited as to above-mentioned technical proposal, further includes the hot-air blowing unit being connected with absorbing unit, institute
Stating hot-air blowing unit includes heat exchanger, and one end of the heat exchanger is connected with the second blower, and the other end passes through parallel transistor
Road is connected with the air intake of each activated carbon adsorber.
It is further limited as to above-mentioned technical proposal, the alcohol recovering device further includes controller, each gas second
Alcohol content on-line computing model, each liquid ethanol content on-line computing model, circulating pump, water pipe, with the equal Electricity Federation of the first blower in
Controller.
Using above-mentioned technology, utility model has the advantages that
Ethyl alcohol waste gas recovering device described in the utility model passes through circulated sprinkling reality using mutual the melting property of water and ethyl alcohol
The combination for having showed water and ethyl alcohol exhaust gas recycles ethyl alcohol remaining in renewable active carbon layer absorption exhaust gas, makes high ethano content
Exhaust gas qualified discharge, and effectively recycle ethyl alcohol, improve the removal rate of VOC.The device is supervised online using gas ethanol content
Instrument and liquid ethanol content on-line computing model are surveyed, adjustable process accurately to control exhaust gas ethanol content, guarantees that device is stablized, mentions
The high efficient process efficiency of ethyl alcohol exhaust gas；In addition, the use of renewable active carbon layer, has effectively saved the energy, return simultaneously
Flow tube road is connected with exhaust pipe, and is connected to the air inlet of the first spray column, more ensure that processing up to standard and the row of exhaust gas
It puts.
Overflow pipe described in the utility model is equipped with leakage fluid dram, and control valve is arranged at leakage fluid dram, passes through control valve
To discharge alcohol mixeding liquid in spray column pond, the treatment effeciency of Lai Tigao ethyl alcohol exhaust gas.
The setting of the renewable active carbon number of plies in each activated carbon adsorber described in the utility model, to ensure ethyl alcohol recycling
Treatment effeciency provides guarantee.
The utility model further includes for the regenerated hot-air blowing unit of absorbing unit, by hot-air blowing unit and each
Being connected in parallel for grade activated carbon adsorber, can respectively regenerate activated carbon tower in a saturated state in time, support system
Uninterrupted operation, it is ensured that the processing up to standard of exhaust gas and discharge, and effectively recycle alcohol gas.
Recyclable device described in the utility model further includes controller, by receiving gas ethanol content on-line computing model, liquid
Signal control loop pipeline, water pipe and the first blower of body ethanol content on-line computing model ensure that system for operation
The variation of process ethanol content is adjusted in time, improves stabilization, efficient process efficiency to ethyl alcohol exhaust gas, it is ensured that exhaust gas reaches
Mark discharge.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model ethyl alcohol waste gas recovering device；
Fig. 2 is the structural schematic diagram of spray column in the utility model ethyl alcohol waste gas recovering device.
In figure: 1- spray unit, 2- spray column, 201- water pipe, 202- triple valve, 3- air inlet, the gas outlet 4-, 5-
Gas ethanol content on-line computing model, the pond 6-, 7- overflow port, 8- inlet, 9- overflow pipe, 901- control valve, 902-
Leakage fluid dram, 10- liquid ethanol content on-line computing model, 11- spray equipment, 12- circulating pump, 13- absorbing unit, 14- active carbon
Adsorption tower, the renewable active carbon layer of 15-, 16- exhaust pipe, the first blower of 17-, 18- blowdown stack, 19- hot-air blowing unit,
191- heat exchanger, the second blower of 192-, 193- reflux line.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
As shown in Figs. 1-2, which includes spray unit 1, and the spray unit 1 includes being sequentially connected in series
N grade spray column 2, N >=2,2 material of spray column can be for carbon steel, stainless steel, glass reinforced plastic and PP etc.；Each spray column 2 is equipped with
Air inlet 3, gas outlet 4, the gas outlet 4 are connected with the air inlet 3 of next stage spray column 2, and are equipped with gas at 4 end of gas outlet
Ethanol content on-line computing model 5 monitors ethanol content in each 2 exit gas of spray column；Each 2 bottom of spray column is formed with pond 6,
The top of each spray column 2 is equipped with spray equipment 11, and the spray equipment 11 passes through triple valve 202, one and is placed in outside spray column 2
Circulation line be connected, and be connected to pond 6, it is another to be connected with water pipe 201, using the intersolubility of water and ethyl alcohol, pass through
Circulated sprinkling recycles the ethyl alcohol in exhaust gas；Two sides pool wall punishment in the pond 6 is equipped with overflow port 7 and inlet 8, it is described into
Liquid mouth 8 is connected with the overflow port 7 of next stage spray column 2 by overflow pipe 9, and the overflow pipe 9 is equipped with leakage fluid dram 902,
Control valve 901 is set at leakage fluid dram 902, is equipped with liquid ethanol content on-line computing model at the overflow port 7 of the spray column 2
10, the concentration of ethyl alcohol in alcohol mixeding liquid in each 2 pond 6 of spray column is monitored, when concentration of alcohol reaches setting in alcohol mixeding liquid
When value, discharged by control valve 901；It further include the absorbing unit 13 for being placed in 1 downstream of spray unit, being connected, it is described
Absorbing unit 13 includes the N grade activated carbon adsorber 14 being arranged in parallel, and N >=2, each interior be equipped with of activated carbon adsorber 14 can be again
Liveliness proof layer of charcoal 15, each activated carbon adsorber 14 are equipped with air intake, exhaust outlet, the air intake of each activated carbon adsorber 14 with
The gas outlet of final stage spray column 2 is connected, and the exhaust outlet of each activated carbon adsorber 14 is connected to exhaust pipe 16, exhaust pipe 16
By triple valve, one is connected with the first blower 17, and is connected to blowdown stack 18, another to be connected with reflux line 193, and even
It is connected to the air inlet 3 of first order spray column 2, so that the ethyl alcohol exhaust gas for taking hot wind out of, is delivered to reflux line 193, it is again defeated
Enter to the air inlet 3 of spray column 2, is sprayed again.
It is equipped with leakage fluid dram 902 in the overflow pipe 9, control valve 901 is set at leakage fluid dram 902, passes through control valve
Door 901 discharges alcohol mixeding liquid in 2 pond 6 of spray column, the treatment effeciency of Lai Tigao ethyl alcohol exhaust gas.At the same time, described each
The setting of renewable 15 number of plies of active carbon layer in activated carbon adsorber 14, to ensure that the treatment effeciency of ethyl alcohol recycling provides guarantor
Barrier.
In order to energy saving, renewable active carbon layer 15 is reused, active carbon layer is regenerated using vapor,
Ethyl alcohol waste gas recovering device can be used, such as include for being blown by hot wind to the regenerated hot-air blowing unit 19 of absorbing unit 13
Sweep being connected in parallel for unit 19 and activated carbon adsorber 14 at different levels, can respectively to activated carbon adsorber 14 in a saturated state into
Row regeneration in time, supports the uninterrupted operation of system, it is ensured that the processing up to standard and discharge of exhaust gas, and effectively recycle alcohol gas.
In addition, the ethyl alcohol waste gas recovering device further includes controller, by receiving gas ethanol content on-line computing model
5, the signal control loop pipeline of liquid ethanol content on-line computing model 10, water pipe 201 and the first blower 17, ensure that and be
System is adjusted in time for the variation of operational process ethanol content, improves stabilization, efficient process efficiency to ethyl alcohol exhaust gas, really
Protect the qualified discharge of exhaust gas.
Exhaust gas containing ethyl alcohol is passed into concatenated N grades of spray column 2, using N grade activated carbon adsorber 14 in parallel
Processing after discharge, using the pressure of the first blower 17, exhaust gas is made to enter 2 air inlet 3 of spray column, handled it is up to standard after from row
Chimney 18 is put to be expelled directly out.In the processing of N grades of spray columns 2, exhaust gas is introduced at 2 air inlet 3 of chopped-off head spray column, from bottom to top
Inversely contact and handled with the circulation fluid of spray, then sequentially enter in next stage spray column 2, again from bottom to top with
The circulation fluid of spray is inversely contacted and is handled, and is so gone on, until afterbody spray column 2 is handled, wherein spraying
Circulation fluid be circulating pump 12 input the liquid for continuing circulated sprinkling after exhaust gas is absorbed by water, pass through observation in absorption process
Liquid ethanol content on-line computing model 10 regulates and controls circulation fluid, when alcohol mixeding liquid be lower than setting value when, be not required to discharge and
New water is supplemented, when alcohol mixeding liquid is higher than setting value, needs to discharge alcohol mixeding liquid, the alcohol mixeding liquid of discharge can be carried out place
Manage reuse again；At this point, spray equipment connects water pipe 201, exhaust gas is directly reacted with water；Each spray column 2 can discharge second
Alcohol mixed liquor and the new water of supplement regard final stage spray column 2 as main moisturizing point during processing；Meanwhile each spray column outlet
It is equipped with gas ethanol content on-line computing model 5 at mouthful, is regulated and controled by observing exhaust gas, spray liquid measure is adjusted.
After N grades of spray columns 2 are handled, exhaust gas enters the N grade activated carbon adsorption 14 being arranged in parallel, and the absorption of active carbon 15 is useless
In gas after remaining minute quantity VOC, reach the discharge standard of national regulation, from blowdown stack direct emission；Herein renewable
Active carbon layer 15 be it is reusable, can by being connected in parallel for hot-air blowing unit 19 and activated carbon adsorber 14 at different levels
Activated carbon adsorber 14 in a saturated state is regenerated in time respectively, supports the uninterrupted operation of system；Hot wind is taken out of
Ethyl alcohol exhaust gas be delivered to reflux line 193, re-enter to the air inlet 3 of spray column 2, carry out spray adsorption treatment again,
So that it is guaranteed that the processing up to standard of exhaust gas and discharge, and effectively recycle alcohol gas.The ethyl alcohol waste gas recovering device of the utility model
For the exhaust gas of high ethano content, efficient, qualified discharge, and device stable operation can be realized, and can effectively recycle ethyl alcohol.
The foregoing is merely the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to
This, anyone skilled in the art within the technical scope disclosed by the utility model, technology according to the present utility model
Design is subject to the resulting technical solution of equivalent substitution or change, should all be covered by the protection scope of the utility model.
Claims (5)
1. ethyl alcohol waste gas recovering device, it is characterised in that: including spray unit, the spray unit includes the N grade being sequentially connected in series
Spray column, N >=2, each spray column are equipped with air inlet, gas outlet, the air inlet of the gas outlet and next stage spray column
It is connected, and is equipped with gas ethanol content on-line computing model in outlet port；Each spray tower bottom is formed with pond, each spray column
Top is equipped with spray equipment, and the spray equipment passes through triple valve, and one is connected with the circulation line being placed in outside spray column, and even
It is connected to pond, it is another to be connected with water pipe；In the pond two sides pool wall punishment be equipped with overflow port and inlet, it is described into
Liquid mouth is connected with the overflow port of next stage spray column by overflow pipe；Contain at the overflow port of the spray column equipped with liquid ethanol
Measure on-line computing model；
It further include the absorbing unit for being placed in the spray unit downstream and being connected with spray unit, the absorbing unit includes
The N grade activated carbon adsorber being arranged in parallel, N >=2, each activated carbon adsorber is interior to be equipped with renewable active carbon layer, each activity
Charcoal adsorption tower is equipped with air intake, exhaust outlet, and the air intake of each activated carbon adsorber is connected with the gas outlet of final stage spray column,
The exhaust outlet of each activated carbon adsorber is connected to exhaust pipe, and exhaust pipe passes through triple valve, and one is connected with the first blower,
And it is connected to blowdown stack, it is another to be connected with reflux line, and it is connected to the air inlet of first order spray column.
2. ethyl alcohol waste gas recovering device according to claim 1, it is characterised in that: the overflow pipe is equipped with drain
Mouthful, control valve is set at leakage fluid dram.
3. ethyl alcohol waste gas recovering device according to claim 1, it is characterised in that: can be again in each activated carbon adsorber
Liveliness proof layer of charcoal is at least two layers.
4. ethyl alcohol waste gas recovering device according to claim 1, it is characterised in that: further include the heat being connected with absorbing unit
Wind purge unit, the hot-air blowing unit includes heat exchanger, and one end of the heat exchanger is connected with the second blower, another
End is connected by parallel pipeline with the air intake of each activated carbon adsorber.
5. ethyl alcohol waste gas recovering device according to claim 1, it is characterised in that: the ethyl alcohol waste gas recovering device also wraps
Include controller, each gas ethanol content on-line computing model, each liquid ethanol content on-line computing model, circulating pump, water pipe, with
The equal Electricity Federation of first blower is in controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636416.2U CN209138292U (en) | 2018-10-09 | 2018-10-09 | Ethyl alcohol waste gas recovering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636416.2U CN209138292U (en) | 2018-10-09 | 2018-10-09 | Ethyl alcohol waste gas recovering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209138292U true CN209138292U (en) | 2019-07-23 |
Family
ID=67268928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821636416.2U Active CN209138292U (en) | 2018-10-09 | 2018-10-09 | Ethyl alcohol waste gas recovering device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209138292U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624494A (en) * | 2019-10-31 | 2019-12-31 | 攀钢集团攀枝花钢铁研究院有限公司 | Gas-liquid reactor for improving titanium white waste acid concentration |
| CN111346480A (en) * | 2020-03-20 | 2020-06-30 | 陕西陕焦化工有限公司 | Treatment device and treatment method for methanol waste gas |
| CN114432831A (en) * | 2020-11-06 | 2022-05-06 | 苏州费斯特工业设备有限公司 | Paint room gas treatment system and method, intelligent terminal and storage medium |
-
2018
- 2018-10-09 CN CN201821636416.2U patent/CN209138292U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624494A (en) * | 2019-10-31 | 2019-12-31 | 攀钢集团攀枝花钢铁研究院有限公司 | Gas-liquid reactor for improving titanium white waste acid concentration |
| CN111346480A (en) * | 2020-03-20 | 2020-06-30 | 陕西陕焦化工有限公司 | Treatment device and treatment method for methanol waste gas |
| CN114432831A (en) * | 2020-11-06 | 2022-05-06 | 苏州费斯特工业设备有限公司 | Paint room gas treatment system and method, intelligent terminal and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 050000 No.116 Pingan South Street, Qiaoxi District, Shijiazhuang City, Hebei Province Patentee after: Zhongxia Xujie Construction Technology Co.,Ltd. Address before: 050000 No.116 Pingan South Street, Qiaoxi District, Shijiazhuang City, Hebei Province Patentee before: HEBEI XUJIE ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |