CN109879504A - Salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device and method - Google Patents
Salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device and method Download PDFInfo
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- CN109879504A CN109879504A CN201910202817.XA CN201910202817A CN109879504A CN 109879504 A CN109879504 A CN 109879504A CN 201910202817 A CN201910202817 A CN 201910202817A CN 109879504 A CN109879504 A CN 109879504A
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Abstract
The invention discloses a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device and methods; including granular activated carbon blow slot, primary granule activated carbon adsorber, primary adsorption water outlet with filtering function go out water pot, primary adsorption water outlet neutralization chamber, secondary granule activated carbon adsorber, secondary absorption water outlet have that water pot, the MVR function of mechanical steam recompression device out of filtering function, active carbon depickling blows slot, adsorption saturation charcoal storage canister and Tuo Bai device etc. makes granulated carbon regeneration method between components and each component.The present invention carries out multistage regeneration by the way that granular activated carbon is replaced Powdered Activated Carbon, to granular activated carbon, realizes that the circulating repetition of active carbon utilizes, avoids the generation of secondary pollution；It is integrated with the technologies such as MVR function of mechanical steam recompression, realize the innoxious and recycling of the salt and organic pollutant in high slat-containing wastewater.
Description
Technical field
The present invention relates to the technical field of saliferous organic industrial sewage (liquid) processing, specifically a kind of salt-containing organic wastewaters
Grain activated carbon adsorption regeneration-MVR integrating device and method.
Background technique
Highly salt containing organic waste water has become the important sources of chemical industry waste water pollution.Due to highly salt containing organic waste water ingredient
Complexity, biodegradability are poor, and difficulty of governance is big, at high cost, and corresponding prior art treatment effect is single, energy consumption is high, integrated
It is poor to spend, and the bottleneck problem and chemical industry contamination accident for having become restriction chemical industry sustainable development take place frequently main
Reason.
Active carbon has very big specific surface area, multi-functional adsorption potential and surface chemical structure abundant, to most common
Organic pollutant have very high physical absorption and chemisorption effect, at present in sewage treatment chemical precipitation, biological treatment
Etc. after techniques, the organic pollutant for removing difficult biochemical, difficult chemistry removal is more common.It is conventional often using Powdered Activated Carbon into
Row absorption, and Powdered Activated Carbon higher operating costs, subsequent generation secondary pollution (hazardous waste) solve environmental issue to enterprise
It brings using bottleneck.It is real on the basis of effectively removing organic matter meanwhile for high saliferous, high " double height " waste water containing organic matter
The recycling of existing salt, to reach the zero-emission of double high waste water, for different pollutants essential elements technology it is integrated,
Key as processing " double height " waste water.
Summary of the invention
The purpose of the present invention is to provide a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device with
Method, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device, including granular activated carbon blow slot,
Primary granule activated carbon adsorber and secondary granule activated carbon adsorber, the import connection of the primary granule activated carbon adsorber
Granular activated carbon blows slot, and the outlet connection primary adsorption water outlet of primary granule activated carbon adsorber has going out for filtering function
There is the outlet primary adsorption for going out water pot of filtering function to be discharged neutralization chamber for water pot, primary adsorption water outlet, and the level-one is inhaled
The outlet of attached water outlet neutralization chamber connects secondary granule activated carbon adsorber, the outlet connection of the secondary granule activated carbon adsorber
Secondary absorption water outlet has the water pot that goes out of filtering function, and there is the water pot that goes out of filtering function to connect MVR for the secondary absorption water outlet
Function of mechanical steam recompression device；
The primary granule activated carbon adsorber and secondary granule activated carbon adsorber connect active carbon depickling jointly and blow
Slot, the active carbon depickling blow slot connection adsorption saturation charcoal storage canister, the adsorption saturation charcoal storage canister connection
Multistage granular activated carbon regenerating furnace, the multistage granular activated carbon regenerating furnace pass through regenerated carbon chilling slot and regenerated carbon
Delivery chute connects primary granule activated carbon adsorber；The multistage granular activated carbon regenerating furnace is successively by pyrolysis combustible gas burning
Furnace, waste heat boiler, flue gas quenching tower, bag filter, nitrogen and desulfurization device, multistage scrubbing tower connect with air-introduced machine and take off white device.
As a further solution of the present invention: the primary granule activated carbon adsorber and secondary granule activated carbon adsorber
Adsorption process is continous way, and waste water and granular activated carbon are downflow type.
As further scheme of the invention: the multistage granular activated carbon regenerating furnace is drying-pyrolysis-activation multistage
The device of integration-in-one.
As further scheme of the invention: the bag filter is column type bag filter.
As further scheme of the invention: the nitrogen and desulfurization device is ozone-oxidizing device.
As further scheme of the invention: described to take off white device to take off white device using the heat exchange of the gas-gas of fume afterheat.
The present invention also provides a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrated approach, including it is as follows
Step are as follows:
A. highly salt containing organic waste water is entered into primary granule activated carbon adsorption by the high-pressure delivery slot with strainability
Tower is forward flowed with granular activated carbon, after primary adsorption water outlet has the adsorption treatment of water pot out of filtering function,
Processed waste water enters primary adsorption water outlet neutralization chamber, and active carbon enters washing active carbon slot；
B. waste water enters primary adsorption water outlet neutralization chamber after adsorbing obtained in step a, passes through addition ammonium hydroxide or other originals
Material is neutralized, and enters back into secondary granule activated carbon adsorber, and the granular activated carbon after absorption enters active carbon depickling and blows
Adsorption saturation charcoal storage canister is delivered to after sending slot depickling；
C. the waste water after neutralizing in step b enters secondary granule activated carbon adsorber, after carrying out depth absorption, into second level
There is the water pot that goes out of filtering function to be delivered to MVR function of mechanical steam recompression device again for absorption water outlet, and the granular activated carbon after depickling
Enter multistage granular activated carbon regenerating furnace by delivery chute；
D. the waste water in step c into MVR function of mechanical steam recompression device is evaporated crystallization, recycle can the utilization of resources ammonium
Salt, the concentrated water of generation enter back into the primary granule activated carbon adsorber of front end, and evaporation condensed water enters the biological treatment of sewage plant
System qualified discharge；
E. the granular activated carbon in step c after depickling washing enters multistage granular activated carbon regenerating furnace, by drying, heat
After solution, activation, the active carbon after regeneration enters regenerated carbon chilling slot and is cooled down, and active carbon after cooling is using regeneration
The primary granule activated carbon adsorber that active carbon delivery chute is delivered to front end is recycled, and be pyrolyzed generate combustible gas into
Enter to be pyrolyzed in flammable gas burning furnace and waste heat boiler and switchs to using energy source；
F. the flue gas generated in step e from boiler is by bag filter, nitrogen and desulfurization device, multistage scrubbing tower, air inducing
Machine, the flue gas purification system for taking off white device composition, standard discharge.
As a further solution of the present invention: the highly salt containing organic waste water is that industry generates salt concentration height, You Jihan
Measure high double high waste water (liquid).
As further scheme of the invention: flue gas purification system is column type bag-type dust, ozone in the step f
Oxidation process denitrification desulfurization, the heat exchange of fume afterheat gas-gas take off white multistage integrated purifying system.
As further scheme of the invention: the dryer section temperature in the step e in multistage granular activated carbon regenerating furnace
Degree is 100-150 DEG C, pyrolysis section temperature is 300-500 DEG C, activation section temperature is 800-900 DEG C.
Compared with prior art, the beneficial effects of the present invention are:
The present invention carries out multistage regeneration by the way that granular activated carbon is replaced Powdered Activated Carbon, to granular activated carbon, realizes and lives
Property charcoal circulating repetition utilize, avoid the generation of secondary pollution；It is integrated with the technologies such as MVR function of mechanical steam recompression, it realizes
The innoxious and recycling of salt and organic pollutant in high slat-containing wastewater；By Hydraulic transportation, absorption and regeneration etc. are realized
The continuous operation of integrated system provides support for large-scale engineeringization popularization.
Detailed description of the invention
Fig. 1 is the integrated flow figure of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device of the present invention.
In figure: 1- granular activated carbon blows slot；2- primary granule activated carbon adsorber；The water outlet of 3- primary adsorption has filtering
Function goes out water pot；4- primary adsorption is discharged neutralization chamber；5- secondary granule activated carbon adsorber；The water outlet of 6- secondary absorption had
That filters function goes out water pot；7-MVR function of mechanical steam recompression device；8- active carbon depickling blows slot；The storage of 9- adsorption saturation active carbon
Tank；10- multistage granular activated carbon regenerating furnace；11- regenerated carbon chilling slot；12- regenerated carbon delivery chute；13- pyrolysis can
Fuel gas buring furnace；14- waste heat boiler；15- flue gas quenching tower；16- bag filter；17- nitrogen and desulfurization device；18- multistage is washed
Wash tower；19- air-introduced machine；20- takes off white device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the embodiment of the present invention, a kind of integrated dress of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR
It sets, blows slot 1, primary granule activated carbon adsorber 2, water outlet of the primary adsorption water outlet with filtering function including granular activated carbon
Tank 3, primary adsorption water outlet neutralization chamber 4, secondary granule activated carbon adsorber 5, water outlet of the secondary absorption water outlet with filtering function
Tank 6, MVR function of mechanical steam recompression device 7, active carbon depickling blow slot 8, adsorption saturation charcoal storage canister 9, multistage seed activity
Charcoal regenerating furnace 10, regenerated carbon delivery chute 12, is pyrolyzed flammable gas burning furnace 13, waste heat boiler at regenerated carbon chilling slot 11
14, flue gas quenching tower 15, bag filter 16, nitrogen and desulfurization device 17, multistage scrubbing tower 18, air-introduced machine 19 and Tuo Bai device 20,
The import connection granular activated carbon of the primary granule activated carbon adsorber 2 blows slot 1, and primary granule activated carbon adsorber 2
Outlet connection primary adsorption water outlet have filtering function go out water pot 3, primary adsorption water outlet have filtering function go out water pot 3
Outlet primary adsorption be discharged neutralization chamber 4, the outlet of primary adsorption water outlet neutralization chamber 4 connects secondary granule active carbon
Adsorption tower 5, the outlet connection secondary absorption water outlet of the secondary granule activated carbon adsorber 5 have the water pot 6 out of filtering function,
There is the water pot 6 that goes out of filtering function to connect MVR function of mechanical steam recompression device 7 for the secondary absorption water outlet；
Connection active carbon depickling is blown jointly for the primary granule activated carbon adsorber 2 and secondary granule activated carbon adsorber 5
Slot 8 is sent, the active carbon depickling blows slot 8 and is connected to adsorption saturation charcoal storage canister 9, the adsorption saturation charcoal storage canister
9 connection multistage granular activated carbon regenerating furnaces 10, the multistage granular activated carbon regenerating furnace 10 pass through regenerated carbon chilling slot 11
Primary granule activated carbon adsorber 2 is connected with regenerated carbon delivery chute 12；The multistage granular activated carbon regenerating furnace 10 is successively
By being pyrolyzed flammable gas burning furnace 13, waste heat boiler 14, flue gas quenching tower 15, bag filter 16, nitrogen and desulfurization device 17, more
Grade scrubbing tower 18 and the connection of air-introduced machine 19 take off white device 20.
Primary granule activated carbon adsorber 2 and 5 adsorption process of secondary granule activated carbon adsorber are continous way, and waste water with
Granular activated carbon is downflow type；Multistage granular activated carbon regenerating furnace 10 is the dress of drying-pyrolysis-activation multistage integration-in-one
It sets；Bag filter 16 is column type bag filter；Nitrogen and desulfurization device 17 is ozone-oxidizing device；White device 20 is taken off to utilize
The gas-gas heat exchange of fume afterheat takes off white device.
The present invention also provides a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrated approach, including it is as follows
Step are as follows:
A. highly salt containing organic waste water is entered into primary granule activated carbon adsorption by the high-pressure delivery slot with strainability
Tower 2 is forward flowed with granular activated carbon, has the adsorption treatment for going out water pot 3 of filtering function by primary adsorption water outlet
Afterwards, processed waste water enters primary adsorption water outlet neutralization chamber 4, and active carbon enters washing active carbon slot；
B. waste water enters primary adsorption water outlet neutralization chamber 4 after adsorbing obtained in step a, passes through addition ammonium hydroxide or other originals
Material is neutralized, and enters back into secondary granule activated carbon adsorber 5, and the granular activated carbon after absorption enters active carbon depickling and blows
Adsorption saturation charcoal storage canister is delivered to after sending 8 depickling of slot；
C. the waste water after neutralizing in step b enters secondary granule activated carbon adsorber 5, after carrying out depth absorption, into two
There is the water pot 6 that goes out of filtering function to be delivered to MVR function of mechanical steam recompression device 7 again for grade absorption water outlet, and the particle after depickling is living
Property charcoal enters multistage granular activated carbon regenerating furnace 10 by delivery chute；
D. the waste water in step c into MVR function of mechanical steam recompression device 7 is evaporated crystallization, and recycling can the utilization of resources
Ammonium salt, the concentrated water of generation enter back into the primary granule activated carbon adsorber 2 of front end, and evaporation condensed water enters at the biology of sewage plant
Reason system qualified discharge；
E. the granular activated carbon in step c after depickling washing enters multistage granular activated carbon regenerating furnace 10, by drying, heat
After solution, activation, the active carbon after regeneration enters regenerated carbon chilling slot 11 and is cooled down, and active carbon after cooling is using again
The primary granule activated carbon adsorber 2 that liveliness proof charcoal delivery chute 12 is delivered to front end is recycled, and be pyrolyzed generate can
Combustion gas enters in the flammable gas burning furnace 13 of pyrolysis and waste heat boiler 14 and switchs to using energy source；
F. the flue gas generated in step e from boiler is by bag filter 16, nitrogen and desulfurization device 17, multistage scrubbing tower
18, air-introduced machine 19, take off the flue gas purification system that white device 20 forms, standard discharge.
The highly salt containing organic waste water is double high waste water (liquid) that industry generates that salt concentration is high, organic content is high.
Flue gas purification system is column type bag-type dust, ozone oxidation nitrogen and desulfurization, fume afterheat gas-in the step f
Gas heat exchange takes off white multistage integrated purifying system.
Dryer section temperature in the step e in multistage granular activated carbon regenerating furnace 10 is 100-150 DEG C, pyrolysis section temperature
For 300-500 DEG C, activation section temperature be 800-900 DEG C.
The present invention carries out multistage regeneration by the way that granular activated carbon is replaced Powdered Activated Carbon, to granular activated carbon, realizes and lives
Property charcoal circulating repetition utilize, avoid the generation of secondary pollution；It is integrated with the technologies such as MVR function of mechanical steam recompression, it realizes
The innoxious and recycling of salt and organic pollutant in high slat-containing wastewater；By Hydraulic transportation, absorption and regeneration etc. are realized
The continuous operation of integrated system provides support for large-scale engineeringization popularization.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device, which is characterized in that including seed activity
Charcoal blows slot (1), primary granule activated carbon adsorber (2) and secondary granule activated carbon adsorber (5), the primary granule activity
The import connection granular activated carbon of charcoal adsorption tower (2) blows slot (1), and the outlet connection of primary granule activated carbon adsorber (2)
Primary adsorption water outlet goes out water pot (3) with filtering function, and primary adsorption water outlet has the outlet for going out water pot (3) of filtering function
It is connected to primary adsorption water outlet neutralization chamber (4), the outlet connection secondary granule active carbon of primary adsorption water outlet neutralization chamber (4) is inhaled
Attached tower (5), the outlet connection secondary absorption water outlet of the secondary granule activated carbon adsorber (5) have the water pot out of filtering function
(6), there are go out water pot (6) of filtering function to connect MVR function of mechanical steam recompression device (7) for the secondary absorption water outlet；
Connection active carbon depickling is blown jointly for the primary granule activated carbon adsorber (2) and secondary granule activated carbon adsorber (5)
It send slot (8), the active carbon depickling blows slot (8) connection adsorption saturation charcoal storage canister (9), the adsorption saturation active carbon
Holding vessel (9) connects multistage granular activated carbon regenerating furnace (10), and the multistage granular activated carbon regenerating furnace (10) by living again
Property charcoal chilling slot (11) and regenerated carbon delivery chute (12) connection primary granule activated carbon adsorber (2)；The multistage particle
Activated carbon regeneration furnace (10) is successively by being pyrolyzed flammable gas burning furnace (13), waste heat boiler (14), flue gas quenching tower (15), cloth bag
Deduster (16), nitrogen and desulfurization device (17), multistage scrubbing tower (18) and air-introduced machine (19) connection take off white device (20).
2. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device according to claim 1, special
Sign is that the primary granule activated carbon adsorber (2) and secondary granule activated carbon adsorber (5) adsorption process are continuous
Formula, and waste water and granular activated carbon are downflow type.
3. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device according to claim 1, special
Sign is that the multistage granular activated carbon regenerating furnace (10) is the device of drying-pyrolysis-activation multistage integration-in-one.
4. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device according to claim 1, special
Sign is that the bag filter (16) is column type bag filter.
5. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device according to claim 1, special
Sign is that the nitrogen and desulfurization device (17) is ozone-oxidizing device.
6. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrating device according to claim 1, special
Sign is that described take off white device (20) are to take off white device using the gas-gas heat exchange of fume afterheat.
7. one kind is based on a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR collection described in any one of claim 1-6
At method, which is characterized in that include the following steps are as follows:
A. highly salt containing organic waste water is entered into primary granule activated carbon adsorber by the high-pressure delivery slot with strainability
(2), it is forward flowed with granular activated carbon, is had at the absorption of water pot (3) out of filtering function by primary adsorption water outlet
After reason, processed waste water enters primary adsorption water outlet neutralization chamber (4), and active carbon enters washing active carbon slot；
B. waste water enters primary adsorption water outlet neutralization chamber (4) after adsorbing obtained in step a, passes through addition ammonium hydroxide or other raw materials
It is neutralized, enters back into secondary granule activated carbon adsorber (5), the granular activated carbon after absorption enters active carbon depickling and blows
Adsorption saturation charcoal storage canister is delivered to after sending slot (8) depickling；
C. the waste water after neutralizing in step b enters secondary granule activated carbon adsorber (5), after carrying out depth absorption, into second level
There are go out water pot (6) of filtering function to be delivered to MVR function of mechanical steam recompression device (7) again for absorption water outlet, and the particle after depickling
Active carbon enters multistage granular activated carbon regenerating furnace (10) by delivery chute；
D. the waste water in step c into MVR function of mechanical steam recompression device (7) is evaporated crystallization, recycle can the utilization of resources ammonium
Salt, the concentrated water of generation enter back into the primary granule activated carbon adsorber (2) of front end, and evaporation condensed water enters at the biology of sewage plant
Reason system qualified discharge；
E. the granular activated carbon in step c after depickling washing enters multistage granular activated carbon regenerating furnace (10), by drying, heat
Solution, activation after, the active carbon after regeneration enters regenerated carbon chilling slot (11) and is cooled down, active carbon after cooling using
The primary granule activated carbon adsorber (2) that regenerated carbon delivery chute (12) is delivered to front end is recycled, and is pyrolyzed and is produced
Raw combustible gas enters in the flammable gas burning furnace (13) of pyrolysis and waste heat boiler (14) and switchs to using energy source；
F. the flue gas generated in step e from boiler is by bag filter (16), nitrogen and desulfurization device (17), multistage scrubbing tower
(18), air-introduced machine (19), take off white device (20) composition flue gas purification system, standard discharge.
8. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrated approach according to claim 7, special
Sign is that the highly salt containing organic waste water is double high waste water (liquid) that industry generates that salt concentration is high, organic content is high.
9. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrated approach according to claim 1, special
Sign is that flue gas purification system is column type bag-type dust, ozone oxidation nitrogen and desulfurization, fume afterheat gas-gas in the step f
Heat exchange takes off white multistage integrated purifying system.
10. a kind of salt-containing organic wastewater granular activated carbon absorption regeneration-MVR integrated approach according to claim 1, special
Sign is that the dryer section temperature in the step e in multistage granular activated carbon regenerating furnace (10) is 100-150 DEG C, pyrolysis section temperature
Degree is 300-500 DEG C, activation section temperature is 800-900 DEG C.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112851007A (en) * | 2021-01-18 | 2021-05-28 | 清控环境(北京)有限公司 | Processing system of high concentrated organic waste water zero release of industry high salt |
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| CN108178353A (en) * | 2017-12-20 | 2018-06-19 | 浙江环兴机械有限公司 | A kind of granular activated carbon absorption and regeneration integrated processing method |
| CN210085179U (en) * | 2019-03-18 | 2020-02-18 | 北京国环清华环境工程设计研究院有限公司 | Contain salt organic waste water granule active carbon adsorption regeneration-MVR integrated device |
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