CN208649024U - A kind of sulfur compound organic waste base extraction process system - Google Patents
A kind of sulfur compound organic waste base extraction process system Download PDFInfo
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- CN208649024U CN208649024U CN201821048294.5U CN201821048294U CN208649024U CN 208649024 U CN208649024 U CN 208649024U CN 201821048294 U CN201821048294 U CN 201821048294U CN 208649024 U CN208649024 U CN 208649024U
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Abstract
The utility model proposes a kind of sulfur compound organic waste base extraction process systems, and the pH value of spent lye, the treatment of wastes with processes of wastes against one another are adjusted using spent acid, and integrated treatment reduces processing cost；Using ferrous sulfate complex-precipitation sulfide, simple process is easy to operate, and processing cost is low；Using hard-degraded substances such as sulfide, organic sulfur, phenyl ring classes in the organic spent lye of Fenton degradation, solves current organic intractable problem of spent lye；Vapo(u)rization system is prepared, it is high to efficiently solve salt content in organic spent lye, it is difficult to which biochemical problem, evaporation water outlet can be directly entered biochemical system；Biochemical system water outlet can be back to combined reaction tank and Fenton oxidation tank, can dilute each material concentration in supplied materials, reduce processing difficulty.
Description
Technical field
The utility model relates to hazardous waste processing technology field more particularly to a kind of sulfur compound organic waste base extractions
Method and process system.
Background technique
Enhance in environmentally friendly supervision, each province releases under provincial supervise and examine scheme background, and dangerous waste disposition need to just be promoted again.
According to the definition of new revision " National Hazard waste register " in 2016, hazardous waste (Hazardous waste) is 1) there is corruption
The one or several kinds hazard property such as corrosion, toxicity, inflammability, reactivity or infectivity；2) it is not excluded for having dangerous special
Property, adverse effect may be caused to environment or human health, need to be managed according to hazardous waste.Newest " country
Hazardous Waste List " in dangerous waste is adjusted to 479 kinds of 46 major class, including industrial dangerous waste, medical treatment by 362 kinds original of 49 class
Waste and other hazardous wastes etc..Industrial dangerous waste is the main source of dangerous waste, accounts for about 70% or more.Chinese Ministry of Environmental Protection's publication in 2017
Data are shown: salkali waste and spent acid occupy first, second respectively in industrial dangerous waste.Hydrogen-oxygen is commonly used in PETROLEUM PROCESSING and chemical industry synthesis
Change sodium and absorb hydrogen sulfide and alkali cleaning oil product, and then generates a large amount of organic spent lye of sulfur compound.Such spent lye has pH high,
Sulfide is high, COD high, and salinity is high, and processing difficulty is very big.Currently, most of both at home and abroad use organic spent lye and oily sludge
Mixed incineration method processing, processing cost is high, needs diesel oil to do combustion-supporting, energy consumption is high.
Chinese patent CN106587470A discloses method and the technique system of one kind high COD spent lye harmless treatment with high salt
System, this method solve the problems, such as that spent lye salt content is high, but used catalyst, aerating oxidation degradation COD, catalysis
Agent dosage is big, blocking, the big problem of body refuse amount easily occur, and oxidability is lower, for having containing organic sulfur, phenyl ring class
Machine salkali waste cannot effectively degrade COD.
Utility model content
In view of this, effectively being solved the utility model proposes a kind of sulfur compound organic waste base extraction process system
The hard-degraded substances such as sulfide, organic sulfur, phenyl ring class in certainly organic spent lye, and it is big, difficult to solve salt content in organic spent lye
Biochemical problem realizes sulfur compound organic waste base extraction low cost, the purpose of efficient operation.
The technical solution of the utility model is achieved in that the utility model provides a kind of organic salkali waste of sulfur compound
Liquor treating process system, including salkali waste storage tank, the first spent acid storage tank, the first ferrous sulfate storage container, PAC storage container,
One PAM storage container, combined reaction tank, the first solid-liquid separation system, calcium oxide storage container, the 2nd PAM storage container, second
Spent acid storage tank, the second ferrous sulfate storage container, hydrogen peroxide storage container, Fenton oxidation tank, the second solid-liquid separation system, evaporation
System and biochemical system, salkali waste storage tank, the first spent acid storage tank, the first ferrous sulfate storage container, PAC storage container, the first PAM
Storage container is respectively communicated with combined reaction tank, combined reaction tank, the first solid-liquid separation system, Fenton oxidation tank, the second solid-liquid point
It is sequentially communicated from system, vapo(u)rization system and biochemical system, calcium oxide storage container, the 2nd PAM storage container, the storage of the second spent acid
Tank, the second ferrous sulfate storage container, hydrogen peroxide storage container are respectively communicated with Fenton oxidation tank.
On the basis of above technical scheme, it is preferred that biochemical system water outlet is respectively communicated with Fenton oxidation tank and sewage
Treatment plant receives pipeline.It is further preferred that further including the first valve and the second valve, it is respectively arranged at biochemical system and Fenton
The connecting line and biochemical system of oxidation tank and sewage treatment plant receive on the connecting line of pipeline.
On the basis of above technical scheme, it is preferred that further include the first online thermometer, the first pH meter and the first stirring
Device, the first online thermometer, the first pH meter and the first blender are respectively arranged in combined reaction tank.
On the basis of above technical scheme, it is preferred that further include the second online thermometer, the second pH meter, ORP meter and the
Two blenders, the second online thermometer, the second pH meter, ORP meter and the second blender are respectively arranged in combined reaction tank.
On the basis of above technical scheme, it is preferred that further include the first feed pump, the second feed pump, the first sludge pump
With the second sludge pump, the first feed pump is respectively communicated with the first spent acid storage tank and combined reaction tank, and the second feed pump is respectively communicated with useless
Alkali storage tank and combined reaction tank, the first sludge pump are respectively communicated with combined reaction tank and the first solid-liquid separation system, the second sludge pump
It is respectively communicated with Fenton oxidation tank and the second solid-liquid separation system.
On the basis of any of the above item technical solution, it is preferred that it further include PLC controller, it is online warm with first respectively
Spend meter, the first pH meter, the first blender, the second online thermometer, the second pH meter, ORP meter, the second blender, the first feed pump,
Second feed pump, the first sludge pump and the connection of the second sludge pump signal.
The sulfur compound organic waste base extraction process system of the utility model has beneficial below compared with the existing technology
Effect:
(1) pH value of spent lye, the treatment of wastes with processes of wastes against one another are adjusted using spent acid, integrated treatment reduces processing cost；
(2) ferrous sulfate complex-precipitation sulfide is used, simple process is easy to operate, and processing cost is low；
(3) using hard-degraded substances such as sulfide, organic sulfur, phenyl ring classes in the organic spent lye of Fenton degradation, mesh is solved
The preceding intractable problem of organic spent lye；
(4) vapo(u)rization system is prepared, efficiently solves salt content height in organic spent lye, it is difficult to which biochemical problem evaporates
Water can be directly entered biochemical system；
(5) biochemical system water outlet can be back to combined reaction tank and Fenton oxidation tank, can dilute each object in supplied materials
Matter concentration reduces processing difficulty.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural block diagram of the utility model sulfur compound organic waste base extraction process system.
Specific embodiment
Below in conjunction with the attached drawing in the utility model embodiment, to the technical solution in the utility model embodiment
It being clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model, without
It is whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creation
Property labour under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the sulfur compound organic waste base extraction process system of the utility model comprising salkali waste storage tank 1,
First spent acid storage tank 2, the first ferrous sulfate storage container 3, PAC storage container 4, the first PAM storage container 5, combined reaction tank
6, the first solid-liquid separation system 7, calcium oxide storage container 8, the 2nd PAM storage container 9, the second spent acid storage tank 10, the second sulfuric acid
Ferrous storage container 11, hydrogen peroxide storage container 12, Fenton oxidation tank 13, the second solid-liquid separation system 14, vapo(u)rization system 15, life
Change system 16, the first valve 17, the second valve 18, the first online thermometer 19, the first pH meter 20, the first blender 21, second
It is dirty that online thermometer 22, the second pH meter 23, ORP count the 24, second blender 25, the first feed pump 26, the second feed pump 27, first
Dredge pump 28, the second sludge pump 29 and PLC controller 30.
Specifically, the first spent acid storage tank 2 and the second spent acid storage tank 10 can use same spent acid storage tank, can also adopt
With two discrete spent acid storage tanks.The first ferrous sulfate storage container 3 and the second ferrous sulfate storage container 11 can adopt
With same ferrous sulfate storage container, two discrete ferrous sulfate storage containers can also be used.The first PAM storage is held
Device 5 and the 2nd PAM storage container 9 can use same PAM storage container, can also use two discrete PAM storage containers.
First solid-liquid separation system 7 and the second solid-liquid separation system 14 can use two discrete solid-liquid separation systems, can also
To use same solid-liquid separation system.
Salkali waste liquid storage tank 1 stores the organic spent lye of sulfur compound.In PETROLEUM PROCESSING and chemical industry synthesis, due to producing work
The difference of sequence produces the difference of period, spent lye ingredient, and material concentration changes greatly, in order to ensure treatment process is stablized effectively
Salkali waste liquid storage tank 1 is arranged in operation before treatment, can play the role of homogeneous, guarantees that the spent lye for entering processing system is stablized
It is uniform, by determining material information in 1 sample tap sampling analysis of salkali waste liquid storage tank, in addition, when spent lye concentration is higher, it can
To be diluted the qualified effluent recycling of biochemical system 16 to salkali waste liquid storage tank 1 to spent lye, reduce processing difficulty.Second into
Material pump 27 is respectively communicated with salkali waste storage tank 1 and combined reaction tank 6, so that the salkali waste in salkali waste liquid storage tank 1 is pumped into combined reaction tank 6
It is interior.
First spent acid storage tank 2 stores spent acid.Spent lye is neutralized using spent acid, the treatment of wastes with processes of wastes against one another can reduce place
Manage cost.First feed pump 26 is respectively communicated with the first spent acid storage tank 2 and combined reaction tank 6, thus by the first spent acid storage tank 2
Spent acid is pumped into combined reaction tank 6.
Combined reaction tank 6 provides the container of acid-base neutralization reaction, complex-precipitation and flocculation precipitation reaction.Salkali waste liquid storage tank 1
In spent lye combined reaction tank 6 is entered by feed pump, while open spent acid charging utilize spent acid spent lye pH difference tune
Solution is saved to pH between 9-10, progress neutralization reaction.It must be strictly controlled spent acid salkali waste during neutralization reaction and add ratio,
When spent acid dosage is excessive, for solution in acidity, sulfide will form hydrogen sulfide precipitation, cause secondary pollution.After neutralization reaction
Solution ph should control between 9-10, and when pH value of solution is less than 9, hydrogen sulfide can be precipitated in solution, in addition, part heavy metal cannot
Precipitating completely, therefore, it is necessary to further progress complex-precipitation and flocculation precipitation reactions.In complex-precipitation reaction, a common huge sum of money
Belonging to precipitating reagent has: copper chloride and iron chloride.Since ferrous sulfate is cheap, and subsequent Fenton Fenton's reaction need it is ferrous from
Son, therefore use ferrous sulfate as precipitating reagent, ferrous sulfate dosage is depending on solution sulfide concentration, ferrous sulfate storage
In the first ferrous sulfate storage container 3.Metal complex granulation is tiny, is unfavorable for being separated by solid-liquid separation, it is therefore desirable to further into
Row flocculation precipitation reaction.Add ferrous sulfate after mixing evenly, adding PAC and PAM makes metal complex cohesion become larger, and is easy to heavy
It forms sediment, PAC and PAM are separately stored in PAC storage container 4, in the first PAM storage container 5.General acid-base neutralization reaction, complexing are heavy
It forms sediment and flocculation precipitation reaction control was at 20-30 minutes.Specifically, the first ferrous sulfate storage container 3, PAC storage container 4,
One PAM storage container 5 is respectively communicated with combined reaction tank 6.First online thermometer 19, the first pH meter 20 and the first blender 21 divide
It is not set in combined reaction tank 6, reaction process can be monitored in real time.
First solid-liquid separation system 7, is separated by solid-liquid separation the material after flocculation precipitation reaction.The processing of combined reaction tank 6
After, mud mixture is sent to the first solid-liquid separation system 7 and is separated by solid-liquid separation by sludge pump, and clear liquid enters Fenton oxidation system
System reduces organic matter, and mud cake is sent to incineration plants processing.Specifically, the first sludge pump 28 is respectively communicated with combined reaction tank 6 and
Mud in combined reaction tank 6 is pumped into the first solid-liquid separation system 7 by the first sludge pump 28 by one solid-liquid separation system 7.
Fenton oxidation tank 13 provides the container of Fenton oxidation reaction.After the clear liquid of separation of solid and liquid enters Fenton oxidation tank 13
It adds spent acid and adjusts pH value of solution to 1-6, add spent acid, the consumption of raw material acid can be reduced with the treatment of wastes with processes of wastes against one another, reduce processing cost,
Spent acid is stored in the second spent acid storage tank 10.Solution successively adds ferrous sulfate and hydrogen peroxide, hydrogen peroxide dosage in after acid
Depending on solution C OD concentration.Ferrous sulfate is stored in the second ferrous sulfate storage container 11, and hydrogen peroxide is stored in hydrogen peroxide
In storage container 12.Specifically, general Fenton oxidation reaction controlling was at 120-180 minutes.Second online thermometer 22, the 2nd pH
Meter 23, ORP meter 24 and the second blender 25 are respectively arranged in combined reaction tank 6, can monitor extent of reaction in real time.
Fenton oxidation after reaction, carries out secondary acid-base neutralization reaction.Add calcium oxide, add liquid alkaline adjust pH to
8-11 finally adds PAM and accelerates colloidal ion precipitating, stirring.Calcium oxide is stored in calcium oxide storage container 8, adds oxidation
Solution is still in acid after calcium, need to add liquid alkaline, PAM is stored in the 2nd PAM storage container 9.Specifically, calcium oxide storage is held
Device 8, the 2nd PAM storage container 9, the second spent acid storage tank 10, the second ferrous sulfate storage container 11, hydrogen peroxide storage container 12 are divided
It Lian Tong not Fenton oxidation tank 13.
Second solid-liquid separation system 14, the material of secondary acid-base neutralization after reaction enter the second solid-liquid by sludge pump
Separation system 14 is separated by solid-liquid separation, and clear liquid, which enters vapo(u)rization system 15, reduces solution salinity, and mud cake is sent to incineration plants processing.It steams
For hair system 15 using Compression Evaporation after multiple-effect evaporation or mechanical steam, the mixing salinity evaporated carries out curing process
Or landfill.Second sludge pump 29 is respectively communicated with Fenton oxidation tank 13 and the second solid-liquid separation system 14, passes through the second sludge pump
29 are pumped into the mud in Fenton oxidation tank 13 in second solid-liquid separation system 14.
The water outlet of vapo(u)rization system 15 enters biochemical system 16 and carries out biochemical treatment, last qualified discharge or importing combined reaction
Tank 6 or Fenton oxidation tank 13 are used as retarder thinner.Specifically, 16 water outlet of biochemical system is respectively communicated with Fenton oxidation tank
13 and sewage treatment plant receive pipeline.Specifically, further including the first valve 17 and the second valve 18, it is respectively arranged at biochemical system
16 receive on the connecting line of pipeline with the connecting line and biochemical system 16 of Fenton oxidation tank 13 and sewage treatment plant.
Specifically, combined reaction tank 6, the first solid-liquid separation system 7, Fenton oxidation tank 13, the second solid-liquid separation system 14,
Vapo(u)rization system 15 and biochemical system 16 are sequentially communicated.
Specifically, further include PLC controller 30, respectively with the first online thermometer 19, the first pH meter 20, the first blender
21, the second online thermometer 22, the second pH meter 23, ORP count the 24, second blender 25, the first feed pump 26, the second feed pump
27, the first sludge pump 28 is connected with 29 signal of the second sludge pump.In this way, can be automatically controled combined reaction tank 6 and Fenton oxidation tank
Extent of reaction in 13, and adjust the charging and discharging of combined reaction tank 6 and Fenton oxidation tank 13.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (7)
1. a kind of sulfur compound organic waste base extraction process system, it is characterised in that: including salkali waste storage tank (1), the first spent acid
Storage tank (2), the first ferrous sulfate storage container (3), PAC storage container (4), the first PAM storage container (5), combined reaction tank
(6), the first solid-liquid separation system (7), calcium oxide storage container (8), the 2nd PAM storage container (9), the second spent acid storage tank
(10), the second ferrous sulfate storage container (11), hydrogen peroxide storage container (12), Fenton oxidation tank (13), second are separated by solid-liquid separation
System (14), vapo(u)rization system (15) and biochemical system (16), salkali waste storage tank (1), the first spent acid storage tank (2), the first ferrous sulfate
Storage container (3), PAC storage container (4), the first PAM storage container (5) are respectively communicated with combined reaction tank (6), combined reaction tank
(6), the first solid-liquid separation system (7), Fenton oxidation tank (13), the second solid-liquid separation system (14), vapo(u)rization system (15) and life
Change system (16) is sequentially communicated, calcium oxide storage container (8), the 2nd PAM storage container (9), the second spent acid storage tank (10), second
Ferrous sulfate storage container (11), hydrogen peroxide storage container (12) are respectively communicated with Fenton oxidation tank (13).
2. sulfur compound organic waste base extraction process system as described in claim 1, it is characterised in that: biochemical system (16)
Water outlet is respectively communicated with Fenton oxidation tank (13) and sewage treatment plant receives pipeline.
3. sulfur compound organic waste base extraction process system as claimed in claim 2, it is characterised in that: further include the first valve
Door (17) and the second valve (18), are respectively arranged at the connecting line and department of biochemistry of biochemical system (16) Yu Fenton oxidation tank (13)
It unites (16) and sewage treatment plant receives on the connecting line of pipeline.
4. sulfur compound organic waste base extraction process system as described in claim 1, it is characterised in that: further include first
Line thermometer (19), the first pH meter (20) and the first blender (21), the first online thermometer (19), the first pH meter (20) and
One blender (21) is respectively arranged in combined reaction tank (6).
5. sulfur compound organic waste base extraction process system as described in claim 1, it is characterised in that: further include second
Line thermometer (22), the second pH meter (23), ORP meter (24) and the second blender (25), the second online thermometer (22), the 2nd pH
Meter (23), ORP meter (24) and the second blender (25) are respectively arranged in combined reaction tank (6).
6. sulfur compound organic waste base extraction process system as described in claim 1, it is characterised in that: further include first into
Material pump (26), the second feed pump (27), the first sludge pump (28) and the second sludge pump (29), the first feed pump (26) are respectively communicated with
First spent acid storage tank (2) and combined reaction tank (6), the second feed pump (27) are respectively communicated with salkali waste storage tank (1) and combined reaction tank
(6), the first sludge pump (28) is respectively communicated with combined reaction tank (6) and the first solid-liquid separation system (7), the second sludge pump (29) point
It Lian Tong not Fenton oxidation tank (13) and the second solid-liquid separation system (14).
7. sulfur compound organic waste base extraction process system as described in any one of claims 1 to 6, it is characterised in that: also
Including PLC controller (30), respectively with the first online thermometer (19), the first pH meter (20), the first blender (21), second
Line thermometer (22), the second pH meter (23), ORP count (24), the second blender (25), the first feed pump (26), the second feed pump
(27), the first sludge pump (28) is connected with the second sludge pump (29) signal.
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| CN201821048294.5U CN208649024U (en) | 2018-07-03 | 2018-07-03 | A kind of sulfur compound organic waste base extraction process system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675537A (en) * | 2018-07-03 | 2018-10-19 | 武汉天源环保股份有限公司 | A kind of sulfur compound organic waste base extraction method and process system |
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2018
- 2018-07-03 CN CN201821048294.5U patent/CN208649024U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675537A (en) * | 2018-07-03 | 2018-10-19 | 武汉天源环保股份有限公司 | A kind of sulfur compound organic waste base extraction method and process system |
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