CN109052787A - A kind of high strong sewage and organic exhaust gas synergic processing process and device - Google Patents
A kind of high strong sewage and organic exhaust gas synergic processing process and device Download PDFInfo
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- CN109052787A CN109052787A CN201811043752.0A CN201811043752A CN109052787A CN 109052787 A CN109052787 A CN 109052787A CN 201811043752 A CN201811043752 A CN 201811043752A CN 109052787 A CN109052787 A CN 109052787A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/16—Treatment of water, waste water, or sewage by heating by distillation or evaporation using waste heat from other processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/063—Underpressure, vacuum
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a kind of high strong sewages and organic exhaust gas synergic processing process and device, it is handled with solid waste burns, high strong sewage and high-temp waste gas as background, the high strong sewage and organic exhaust gas that generate in solid waste dehydration and drying preprocessing process is carried out cooperateing with environmentally friendly disposition.High strong sewage uses reverse osmosis membrane processing technique, high strong sewage is divided into clear liquid and concentrate two parts, exhaust gas is divided into condensation gentle body two parts of solid-liquid using heat exchanger by desiccation high-temp waste gas, and the heat exchanged for is supplied to sewage concentration liquid and carries out cryogenic vacuum evaporation.The super dense object and exhaust gas generated is passed through solid waste incinerator burning, condensation solid-liquid to film processing system recycling processing.The invention can achieve the effect that highly concentrated sewage zero-discharge and the discharge of organic exhaust gas no pollution while energy makes full use of.
Description
Technical field
The present invention relates to waste water, exhaust gas to cooperate with process field, in particular to a kind of high strong sewage cooperates with place with organic exhaust gas
Technique and device are set, the high-concentration waste water that is generated suitable for wet basis solid waste mechanical dehydration and heating power drying process and is had
The collaboration environmental protection of machine exhaust gas is disposed.
Background technique
In recent years, the minimizing of the industrial bios such as Chinese medicine slag, antibiotic bacterium dregs, vinasse matter class solid waste and energy
Using receiving significant attention, however the high strong sewage and organic exhaust gas that the solid waste of high-moisture percentage generates during processing
It is one of the difficult problems that its trans-utilization faces in the process.The processing of current high strong sewage is mainly reduced by membrane technology
COD, BOD, salinity in sewage etc., and generate certain concentrate.And it is mostly used greatly in the processing of general landfill leachate
Be Concentrated liquid recharge technique, do not solve environmental problem caused by high strong sewage fundamentally.In addition, the solid of high-moisture percentage is useless
The exhaust gas temperature that gurry generates in drying process is higher, and gas component type is complicated, using the side such as traditional absorption, photooxidation
It is difficult to remove harmful components all in exhaust gas although method can reduce the VOCs in exhaust gas.
Therefore, it is badly in need of a kind of high strong sewage and desiccation organic exhaust gas synergic processing process and device, it can be simple and effective
Solve the problems, such as the hc effluent and organic exhaust gas generated during industrial bio matter class solid waste trans-utilization.
Summary of the invention
To solve the above problems, the present invention provide a kind of safe and reliable a kind of high strong sewage that the, energy can make full use of with
Organic exhaust gas synergic processing process and device.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of high strong sewage and organic exhaust gas cooperative disposal device, comprising: highly concentrated sewage disposal system, high-temp waste gas processing
System；
Highly concentrated sewage disposal system by highly concentrated Water Tank (1), film processing system (2), clean solution tank (3), concentration flow container (4),
Water controls to adjust pond (5) composition, wherein highly concentrated Water Tank (1) is connected with film processing system (2), and film processing system (2) is respectively
It is connected with clean solution tank (3), concentration flow container (4), the clean solution tank (3) controls to adjust pond (5) with water and is connected；
The high-temp waste gas processing system include heat exchanger (6) and cooling solidification flow container (7) composition, the heat exchanger (6) with
Cooling solidification flow container (7) is connected, the cooling solidification flow container (7) is connected with highly concentrated Water Tank (1)；
The concentration flow container (4), heat exchanger (6) are connected with cryogenic vacuum evaporator (8) respectively, the cryogenic vacuum evaporation
Device (8) is also connected with parsing blower (9).
In some embodiments, the film processing system (2) be reverse osmosis membrane treatment system, including filter, second level or
Multistage film process, chemicals dosing plant, cleaning device etc..
In some embodiments, the water controls to adjust pond (5) by pipe network and municipal wastewater treating stations or other are low
Concentration waste water treatment system is connected.
The present invention also provides a kind of high strong sewages and organic exhaust gas cooperative disposal method, comprising:
High strong sewage is divided into clear liquid and concentrate two parts after film process, wherein clear liquid buffered, it is laggard to distribute
Row reuse or qualified discharge；
Concentrate carries out cryogenic vacuum evaporation, generates super dense object and exhaust gas, and super dense object enters solid waste incinerator burning, exhaust gas
After mixing with desiccation high-temp waste gas, heat is conveyed to cryogenic vacuum vaporising device through heat exchanger；
After the condensation solid-liquid that heat exchanger generates is precipitated, filtered, it is divided into supernatant, precipitating, wherein supernatant and highly concentrated dirt
Water mixing carries out film process, and precipitating is mixed with super dense object, burnt.
In some embodiments, the high strong sewage refers to the Chinese medicine slag of initial aqueous rate 60%~80%, vinasse, eats
The Leachate site of the solid waste such as bacterium bacteria residue is discharged through mechanism filter-pressing.
In some embodiments, the effluent COD concentration of the high strong sewage is in 50000mg/L or more.
In some embodiments, the organic exhaust gas is that solid waste enters high temperature caused by drying machine desiccation, height
Wet exhaust gas.
In some embodiments, the temperature of the organic exhaust gas is at 60~120 DEG C.
In some embodiments, the organic exhaust gas ingredient is mainly volatile organic matter VOCs.
In some embodiments, the clear liquid COD concentration is less than 3000mg/L.
Beneficial effects of the present invention
(1) the application combines highly concentrated sewage disposal technology and high-temp waste gas processing technique, realizes and simplifies technique, the energy
It makes full use of.
(2) exhaust gas of the high strong sewage after the process of the application can realize that no pollution discharge, waste water can do middle water and follow
Ring uses.
(3) the device of the invention system and required equipment are simple, easy to operate, and technological parameter is convenient for control, raw material and instrument
Equipment use cost is low etc..
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the process flow chart of the application；
Fig. 2 is the application processing system structure diagram.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
The present invention is achieved through the following technical solutions:
Fig. 1 is a kind of high strong sewage and organic exhaust gas synergic processing process figure provided by the invention, including at high strong sewage
Reason system, high-temp waste gas processing system, high strong sewage and high-temp waste gas cooperative system.The highly concentrated sewage disposal system includes height
Strong sewage tank (1), film processing system (2), clean solution tank (3), concentration flow container (4) water control to adjust pond (5)；The high-temp waste gas
Processing system includes heat exchanger (6) and cooling solidification flow container (7)；The high strong sewage includes that low temperature is true with high-temp waste gas cooperative system
Empty evaporator (8) and parsing blower (9) etc..
The high strong sewage refers to the Leachate site of the solid waste such as the Chinese medicine slag of initial aqueous rate 60%~80%, vinasse
Or be discharged through mechanism filter-pressing, COD concentration is generally in 50000mg/L or more；Organic exhaust gas refers to that solid waste enters drying
High-temp waste gas caused by machine desiccation, for temperature at 60~120 DEG C, exhaust gas constituents are mainly volatile organic matter VOCs.
The film processing system (2) is reverse osmosis membrane treatment system, including filter, second level or multistage film process, dosing
The equipment such as device, cleaning.High strong sewage is divided into clear liquid and concentrate two parts after film process, and wherein clear liquid enters clean solution tank
(3), clear liquid COD concentration is less than 3000mg/L；Concentrate enters concentration flow container (4).
The clean solution tank (3) is the buffer pool of the clear liquid after film process, enters water control and regulation pond (5) later and is divided
With etc..The water controls to adjust the water in pond (5) and carries out reuse, or through city planting ductwork transport to municipal wastewater station carry out it is low dense
Spend wastewater treatment.
The heat exchanger (6) refers to that high-temp waste gas is divided into the condensation gentle body of solid-liquid by heat exchanger, and the heat to swap out provides
It gives cryogenic vacuum evaporator (8), condensation solid-liquid enters cooling solidification flow container (7), and gas to solid waste incinerator burns.The work of heat exchanger
With first is that utilizing the heat generated in exhaust gas；Second is that by exhaust gas vapor and partial impurities condense, purify exhaust gas.
The cryogenic vacuum evaporator (8) is to be supplied at film using desiccation high-temp waste gas by the heat that heat exchanger exchanges for
Concentrate after reason carries out cryogenic vacuum evaporation, and product mainly has super dense object and exhaust gas, and super dense object feeds solid waste incinerator combustion
It burns, exhaust gas is passed through desiccation high-temp waste gas mixed processing by parsing blower (9).If the heat that desiccation high-temp waste gas generates is unsatisfactory for
Required energy in cryogenic vacuum evaporation process then supplements the processing that part live steam guarantees concentrate.
The cooling solidification flow container (7) is that solid-liquid is condensed caused by heat exchanger (6), is entered after preliminary sedimentation, filtering
Highly concentrated Water Tank, wherein precipitate filtered residue in condensation solid-liquid supplies solid waste incinerator burning together with super dense object.
Present invention will be further explained below with reference to the attached drawings and examples, and implementation is raw materials used to be all made of the commercially available pure examination of analysis
Agent.
Embodiment 1
1. as shown in Figure 1, for a kind of example of high strong sewage and desiccation high-temp waste gas synergic processing process device of the present invention,
Including highly concentrated sewage disposal system, high-temp waste gas processing system, high strong sewage and high-temp waste gas cooperative system etc..The highly concentrated dirt
Water treatment system includes highly concentrated Water Tank (1), complete film processing system (2), clean solution tank (3), concentration flow container (4), water control
Conditioning tank (5)；The high-temp waste gas processing system includes heat exchanger (6) and cooling solidification flow container (7)；The high strong sewage and high temperature
Exhaust gas cooperative system includes cryogenic vacuum evaporator (8) and parsing blower (9).
Wherein, film processing system is DTRO disc tube reverse osmosis (dt-ro) film process component, level-one film column pressure-bearing 9MPa, second level grade film
Column pressure-bearing 8MPa.
2. the high strong sewage refers to high-moisture percentage biomass, (such as Chinese medicine slag, antibiotic bacterium dregs, vinasse, water content exist
Drip or filters pressing 75-80%) are seeped, effluent COD concentration is high strong sewage in 80000-130000mg/L；High-temp waste gas refers to height
For moisture content biomass after mechanism filter-pressing is dehydrated, the material of moisture content about 60% enters exhaust gas caused by drying machine desiccation, tool
Have the characteristics that big exhaust gas production, high temperature, high humidity, complicated components are changeable, wherein about 80-100 DEG C of exhaust gas temperature, waste gas component is more
For volatile organic matter VOCs.
Wherein, wastewater flow is 1.93t/h (containing waste gas condensate water 0.93t/h)；Exhaust gas flow is 1200m3/ h (drying machine
Outlet).
3. the complete film processing system (2) refers to reverse osmosis membrane treatment system, by cartridge filter, second level film process,
The equipment such as chemicals dosing plant, cleaning device composition.High strong sewage is divided into clear liquid and concentrate two parts after film process, wherein clear liquid
Into clean solution tank (3), clear liquid COD concentration is less than 3000mg/L；Concentrate enters concentration flow container (4).
4. the clean solution tank (3) is the buffer pool of the clear liquid after film process, enters water later and control to adjust pond (5) progress
Distribution.The water controls to adjust the water in pond (5) and carries out reuse (such as flushing device), remaining drains into municipal dirt by pipe network
Water treatment station or other low concentration wastewater processing systems.
5. the heat exchanger (6) refers to that high-temp waste gas is divided into three parts by heat exchanger: condensation solid-liquid, gas and heat.
Wherein condensation solid-liquid enters cooling solidification flow container (7), and gas componant to incinerator is burnt, and generated heat is supplied to cryogenic vacuum
Evaporator (8).Wherein the purpose of heat exchanger is first is that using the heat generated in exhaust gas, second is that by exhaust gas vapor and part
Impurity condensation, purifies exhaust gas.Exhaust gas flow into heat exchanger is 12000m3/ h, i.e. handled exhaust gas enter heat exchanger
It exchanges heat.
6. the cryogenic vacuum evaporator (8) is to utilize high-temp waste gas after the heat that heat exchanger generates is by film process
Concentrate carries out cryogenic vacuum evaporation, generates two parts after the process: super dense object, gaseous composition.Wherein, the super dense substance of generation
It burns into incinerator；Gas componant is mixed with desiccation exhaust gas by parsing blower (9) and is reprocessed.Cryogenic vacuum evaporator
Evaporation capacity is 1000kg/h, and evaporator relative pressure is 0.08MPa, and steam pressure used is less than 0.25MPa；
When film throughput is 2t/h (including waste gas condensation liquid), concentration liquid measure is about 0.75t/h, the super dense substance of acquisition
About 0.4t/h.
The cryogenic vacuum evaporator is MVR evaporator.
7. the cooling solidification flow container (7) is to condense solid-liquid caused by heat exchanger (6), laggard by preliminary sedimentation, filtering
Enter highly concentrated Water Tank.Filtered residue is wherein precipitated in condensation solid-liquid enters incinerator burning together with super dense object.
Embodiment 2
A kind of high strong sewage and organic exhaust gas cooperative disposal device, comprising: highly concentrated sewage disposal system, high-temp waste gas processing
System；
Highly concentrated sewage disposal system by highly concentrated Water Tank (1), film processing system (2), clean solution tank (3), concentration flow container (4),
Water controls to adjust pond (5) composition, wherein highly concentrated Water Tank (1) is connected with film processing system (2), and film processing system (2) is respectively
It is connected with clean solution tank (3), concentration flow container (4), the clean solution tank (3) controls to adjust pond (5) with water and is connected；
The high-temp waste gas processing system include heat exchanger (6) and cooling solidification flow container (7) composition, the heat exchanger (6) with
Cooling solidification flow container (7) is connected, the cooling solidification flow container (7) is connected with highly concentrated Water Tank (1)；
The concentration flow container (4), heat exchanger (6) are connected with cryogenic vacuum evaporator (8) respectively, the cryogenic vacuum evaporation
Device (8) is also connected with parsing blower (9).
Embodiment 3
A kind of high strong sewage and organic exhaust gas cooperative disposal device, comprising: highly concentrated sewage disposal system, high-temp waste gas processing
System；
Highly concentrated sewage disposal system by highly concentrated Water Tank (1), film processing system (2), clean solution tank (3), concentration flow container (4),
Water controls to adjust pond (5) composition, wherein highly concentrated Water Tank (1) is connected with film processing system (2), and film processing system (2) is respectively
It is connected with clean solution tank (3), concentration flow container (4), the clean solution tank (3) controls to adjust pond (5) with water and is connected；
The high-temp waste gas processing system include heat exchanger (6) and cooling solidification flow container (7) composition, the heat exchanger (6) with
Cooling solidification flow container (7) is connected, the cooling solidification flow container (7) is connected with highly concentrated Water Tank (1)；
The concentration flow container (4), heat exchanger (6) are connected with cryogenic vacuum evaporator (8) respectively, the cryogenic vacuum evaporation
Device (8) is also connected with parsing blower (9).
The film processing system (2) is reverse osmosis membrane treatment system, including filter, second level or multistage film process, dosing
Device, cleaning device etc..
Embodiment 4
A kind of high strong sewage and organic exhaust gas cooperative disposal device, comprising: highly concentrated sewage disposal system, high-temp waste gas processing
System；
Highly concentrated sewage disposal system by highly concentrated Water Tank (1), film processing system (2), clean solution tank (3), concentration flow container (4),
Water controls to adjust pond (5) composition, wherein highly concentrated Water Tank (1) is connected with film processing system (2), and film processing system (2) is respectively
It is connected with clean solution tank (3), concentration flow container (4), the clean solution tank (3) controls to adjust pond (5) with water and is connected；
The high-temp waste gas processing system include heat exchanger (6) and cooling solidification flow container (7) composition, the heat exchanger (6) with
Cooling solidification flow container (7) is connected, the cooling solidification flow container (7) is connected with highly concentrated Water Tank (1)；
The concentration flow container (4), heat exchanger (6) are connected with cryogenic vacuum evaporator (8) respectively, the cryogenic vacuum evaporation
Device (8) is also connected with parsing blower (9).
The water controls to adjust pond (5) and passes through pipe network and municipal wastewater treating stations or other low concentration wastewater processing systems
It is connected.
Embodiment 5
A kind of high strong sewage and organic exhaust gas cooperative disposal method, comprising:
High strong sewage is divided into clear liquid and concentrate two parts after film process, wherein clear liquid buffered, it is laggard to distribute
Row reuse or qualified discharge；
Concentrate carries out cryogenic vacuum evaporation, generates super dense object and exhaust gas, and super dense object enters solid waste incinerator burning, exhaust gas
After mixing with desiccation high-temp waste gas, heat is conveyed to cryogenic vacuum vaporising device through heat exchanger；
After the condensation solid-liquid that heat exchanger generates is precipitated, filtered, it is divided into supernatant, precipitating, wherein supernatant and highly concentrated dirt
Water mixing carries out film process, and precipitating is mixed with super dense object, burnt.
Wherein, the high strong sewage refers to that Chinese medicine slag, vinasse, edible fungi residue of initial aqueous rate 60%~80% etc. are solid
The Leachate site of body waste is discharged through mechanism filter-pressing.
The effluent COD concentration of the high strong sewage is in 50000mg/L or more.
The organic exhaust gas is that solid waste enters high temperature caused by drying machine desiccation, high humidity exhaust gas.
The temperature of the organic exhaust gas is at 60~120 DEG C.
The organic exhaust gas ingredient is mainly volatile organic matter VOCs.
The clear liquid COD concentration is less than 3000mg/L.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of high strong sewage and organic exhaust gas cooperative disposal device characterized by comprising highly concentrated sewage disposal system, height
Warm exhaust treatment system；
Highly concentrated sewage disposal system is by highly concentrated Water Tank (1), film processing system (2), clean solution tank (3), concentration flow container (4), water
Control to adjust pond (5) composition, wherein highly concentrated Water Tank (1) is connected with film processing system (2), and film processing system (2) is respectively and clearly
Liquid pool (3), concentration flow container (4) are connected, and the clean solution tank (3) controls to adjust pond (5) with water and is connected；
The high-temp waste gas processing system includes that heat exchanger (6) and cooling solidification flow container (7) form, the heat exchanger (6) and condensation
Solid-liquid tank (7) is connected, the cooling solidification flow container (7) is connected with highly concentrated Water Tank (1)；
The concentration flow container (4), heat exchanger (6) are connected with cryogenic vacuum evaporator (8) respectively, the cryogenic vacuum evaporator
(8) also it is connected with parsing blower (9).
2. device as described in claim 1, which is characterized in that the film processing system (2) is reverse osmosis membrane treatment system, packet
Include filter, second level or multistage film process, chemicals dosing plant, cleaning device.
3. device as described in claim 1, which is characterized in that it is dirty by pipe network and municipal administration that the water controls to adjust pond (5)
Water treatment station or other low concentration wastewater processing systems are connected.
4. a kind of high strong sewage and organic exhaust gas cooperative disposal method characterized by comprising
High strong sewage is divided into clear liquid and concentrate two parts after film process, wherein clear liquid buffered, distribute after returned
With or qualified discharge；
Concentrate carries out cryogenic vacuum evaporation, generates super dense object and exhaust gas, and super dense object enters solid waste incinerator burning, exhaust gas and dry
After changing high-temp waste gas mixing, heat is conveyed to cryogenic vacuum vaporising device through heat exchanger；
After the condensation solid-liquid that heat exchanger generates is precipitated, filtered, it is divided into supernatant, precipitating, wherein supernatant and high strong sewage are mixed
It closes, carry out film process, precipitating is mixed with super dense object, burnt.
5. method as claimed in claim 4, which is characterized in that the high strong sewage refers to initial aqueous rate 60%~80%
The Leachate site of the solid waste such as Chinese medicine slag, vinasse, edible fungi residue is discharged through mechanism filter-pressing.
6. method as claimed in claim 4, which is characterized in that the effluent COD concentration of the high strong sewage 50000mg/L with
On.
7. method as claimed in claim 4, which is characterized in that the organic exhaust gas is that solid waste enters drying machine desiccation
Generated high-temp waste gas.
8. method as claimed in claim 4, which is characterized in that the temperature of the organic exhaust gas is at 60~120 DEG C.
9. method as claimed in claim 4, which is characterized in that the organic exhaust gas ingredient is mainly volatile organic matter
VOCs。
10. method as claimed in claim 4, which is characterized in that the clear liquid COD concentration is less than 3000mg/L.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110951637A (en) * | 2019-11-28 | 2020-04-03 | 宁夏泰益欣生物科技有限公司 | Novel method for treating erythrocin fungi residues |
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