CN207845412U - A kind of organic waste water treating device with high salt - Google Patents
A kind of organic waste water treating device with high salt Download PDFInfo
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- CN207845412U CN207845412U CN201820030571.3U CN201820030571U CN207845412U CN 207845412 U CN207845412 U CN 207845412U CN 201820030571 U CN201820030571 U CN 201820030571U CN 207845412 U CN207845412 U CN 207845412U
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- waste water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 150000003839 salts Chemical class 0.000 title claims abstract description 31
- 239000010815 organic waste Substances 0.000 title claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 239000002351 wastewater Substances 0.000 claims abstract description 31
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 20
- 239000012528 membrane Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000001728 nano-filtration Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 16
- 239000000498 cooling water Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 241000628997 Flos Species 0.000 claims description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 31
- 238000001704 evaporation Methods 0.000 abstract description 22
- 230000008020 evaporation Effects 0.000 abstract description 20
- 239000005416 organic matter Substances 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 5
- -1 raw water tank Chemical class 0.000 abstract description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 48
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 42
- 235000002639 sodium chloride Nutrition 0.000 description 42
- 229960002668 sodium chloride Drugs 0.000 description 21
- 239000011780 sodium chloride Substances 0.000 description 21
- 239000007789 gas Substances 0.000 description 20
- 229910052938 sodium sulfate Inorganic materials 0.000 description 20
- 235000011152 sodium sulphate Nutrition 0.000 description 20
- 230000000694 effects Effects 0.000 description 12
- 238000002425 crystallisation Methods 0.000 description 10
- 241000196324 Embryophyta Species 0.000 description 9
- 230000008025 crystallization Effects 0.000 description 8
- 239000012452 mother liquor Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 241001529739 Prunella <angiosperm> Species 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 150000003385 sodium Chemical class 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- PANBYUAFMMOFOV-UHFFFAOYSA-N sodium;sulfuric acid Chemical group [Na].OS(O)(=O)=O PANBYUAFMMOFOV-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model discloses a kind of organic waste water treating devices with high salt, including raw water tank, feed pump, MVR evaporators, discharging pump, magma tank, centrifuge A, refrigerated cylinder, filter, nanofiltration membrane separation plant, fluidized-bed combustion boiler, cold boiler, centrifuge B, raw water tank connects MVR evaporators, the water outlet of MVR evaporators connects magma tank, the discharge port connection centrifuge A of magma tank, the liquid discharge outlet of centrifuge A connects refrigerated cylinder, refrigerated cylinder connects nanofiltration membrane separation plant through filter, the organic wastewater outlet connection fluidized-bed combustion boiler of nanofiltration membrane separation plant, heating pipeline is provided in cold boiler, cold boiler is provided with water inlet, discharge port, indirect steam exports, the steam (vapor) outlet connection heating pipeline of fluidized-bed combustion boiler.The utility model replaces traditional multi-effect evaporator with novel MVR evaporators, and evaporation technology is combined with refrigerating process, is combined using vacuum salt and organic matter high temperature incineration, simplifies technique, reduce energy consumption.
Description
Technical field
The utility model is related to sewage treatment equipment technical field more particularly to a kind of organic waste water treating devices with high salt.
Background technology
In modern organic chemical industry, salt-containing organic wastewater yield is huge, and the high COD organic wastewater of sal prunella type is wherein more one
Class.Such waste water brings prodigious pressure to environmental protection, meanwhile, for the waste water of high salinity, it is also possible to because can not recycle wherein
Salt, and cause the waste of resource.The high COD organic wastewater of sulfur acid sodium, sodium chloride has salinity height, debirs concentration
High feature, compared to inorganic wastewater and simple organic wastewater, intractability bigger.
Traditional joint production process of salt and salt-cake, using multiple-effect evaporation, high-temperature tank produces saltcake, and cryogenic tank produces sodium chloride.It is this
Traditional handicraft, flow is complex, and required control point is more, simultaneously because using multiple-effect evaporation, energy consumption is higher, and can not use
In the processing of high COD types sal prunella waste water.When using conventional multiple effect evaporative crystallization, as organic matter is enriched with, slurry is gradually thick, end
Heat transfer and separation in effect (or even rear two effect) evaporator can all become extremely difficult, high energy consumption, and salt and organic matter separation
Effect is poor.
Due to salt content height, there is very strong inhibiting effect to microorganism, cannot directly degrade by bioanalysis therein has
Machine object.
Invention content
The utility model in view of the deficiencies of the prior art, develops a kind of organic waste water treating device with high salt, the wastewater treatment
Equipment can efficiently handle the COD waste water rich in sodium sulphate and sodium chloride, and low energy consumption, and can recycle the salt in waste water, section
About resource.
The utility model solve technical problem technical solution be：On the one hand, the embodiments of the present invention provide one
Kind organic waste water treating device with high salt, including raw water tank, feed pump, MVR evaporators, discharging pump, magma tank, centrifuge A, solid
Object holding vessel A, refrigerated cylinder, filter, nanofiltration membrane separation plant, fluidized-bed combustion boiler, cold boiler, centrifuge B, solids storage
Tank B, scratch pool, the water inlet connection waste water water source of raw water tank are deposited, the water outlet of raw water tank connects MVR evaporators by feed pump
Water inlet, the water outlets of MVR evaporators passes through discharging pump and connects magma tank, and the discharge port of magma tank connects centrifuge A, centrifugation
The feed inlet of the liquid discharge outlet connection refrigerated cylinder of solids floss hole connection solids the holding vessel A, centrifuge A of machine A, freezing
Tank connects nanofiltration membrane separation plant, the organic wastewater outlet connection fluidized-bed combustion boiler of nanofiltration membrane separation plant, vacuum through filter
Heating pipeline is provided in evaporator, cold boiler is provided with water inlet, discharge port, indirect steam outlet, fluidized-bed combustion boiler
Steam (vapor) outlet connection heating line entry, nanofiltration membrane separation plant inorganic solution outlet connection water inlet, discharge port connection
The liquid discharge outlet of solids floss hole connection solids the holding vessel B, centrifuge B of centrifuge B, centrifuge B connect water inlet.
High salt organic waste water enters the processing of MVR evaporators through raw water tank, feed pump.Waste water sequentially enters crystalline substance after being concentrated by evaporation
Starch tank, centrifuge A carries out Crystallization Separation, obtained sodium sulphate product feeding solids holding vessel A, the mother liquor warp obtained after centrifugation
Refrigerated cylinder cools down, and remaining sodium sulphate is precipitated in the form of saltcake, and after being filtered separation, saltcake, which returns to MVR evaporators, to be continued
It produces sodium sulphate or is sent into solids holding vessel A.Freeze saltcake mother liquor is introduced into nanofiltration membrane separation plant by mother liquor sodium chloride with
Organic matter detaches, and organic wastewater is sent into fluidized-bed combustion boiler and is burned, and waste water is sprayed into high temperature combustion furnace, sodium-chloride water solution in misty
Sodium chloride is obtained after being detached into cold boiler, organic matter combustion decomposition is carbon dioxide and water and a small amount of inorganic ash content,
Heating steam of the Boiler Steam as single-effect vacuum evaporator recycles heat.Traditional multiple-effect evaporation is replaced using MVR evaporators
Device.According to the phase equilibrium relationship of sodium sulphate and sodium chloride, supplied materials is concentrated by evaporation in the saturation region of sodium sulphate, makes sodium sulphate knot
Partial crystallization goes out.MVR evaporators can make feed concentration and evaporating temperature maintain a dynamic balance state, effectively avoid because feed liquid is dense
Degree increase and Organic Matter Enrichment and caused by heat transfer, mass transfer it is difficult, and save energy consumption.According to the dissolving of sodium sulphate and sodium chloride
Rule, using refrigerating process, the remaining sodium sulphate that can be further separated out in evaporation mother liquor.This method can significantly improve sulphur
The yield of sour sodium, traditional evaporative crystallisation process cannot achieve.Meanwhile it as the supplement of evaporative crystallization technique, removing
It is freezed after large quantity of moisture in material liquid, is greatly lowered than merely being freezed institute's chilling requirement to material liquid again, saved
Save operating cost.It is more reasonable, economical using the technique of high temperature incineration.Meanwhile it is true to increase by one section of sodium chloride in the process route
Empty salt manufacturing process, both can be with byproduct sodium chloride product, moreover it is possible to which effectively recycling organic matter burns the heat generated, increases technique
Economy.
As an optimization, the MVR evaporators include temporary storage tank, heat exchanger, separator, condensate drum, steam-heating apparatus,
Separator is arranged in the top of temporary storage tank, and the bottom of separator is connected to temporary storage tank, and the bottom of temporary storage tank is connected to heat exchanger, temporarily
It deposits and is provided with circulating pump between tank and heat exchanger, heating pipeline is provided in heat exchanger, the entrance connection steam for heating pipeline adds
The gas outlet of hot equipment heats the outlet connection condensate drum of pipeline, steam (vapor) outlet, steam (vapor) outlet is provided at the top of heat exchanger
Separator is connected, indirect steam outlet, the air inlet of indirect steam outlet connection steam-heating apparatus are provided at the top of separator
Mouthful；The water outlet of condensate drum connects scratch pool, and condensation gas outlet is provided at the top of condensate drum, and indirect steam outlet adds
The outlet of pipe line connects condensate drum.After waste water enters heat exchanger, heated pipeline is thermally formed steam, and steam, which enters, to be divided
From liquid is partially changed into after device, part keeps steam condition, liquid object to enter temporary storage tank, and steam is after steam-heating apparatus heats
Stoste is heated into heat exchanger.
As an optimization, the cross-sectional area of the separator is more than the cross-sectional area of heat exchanger.
As an optimization, the MVR evaporators further include condensing gas holding vessel, condensation gas outlet connection condensing gas holding vessel
Air inlet, condensing gas holding vessel connect vacuum pump, exhaust passage are provided at the top of condensing gas holding vessel, condensing gas holding vessel
Discharge outlet connects scratch pool.
As an optimization, the steam-heating apparatus is compressor.
As an optimization, the compressor is Roots Compressor, single machine high-speed centrifugal compressor, single machine low-speed centrifugal formula
Any one in fan-compressor.
As an optimization, the magma tank includes the tank body in double-layer structure, and tank body includes liner and is arranged outside the tank
The shell in portion；Disk is equipped with spiral helicine cooling water pipe on the liner of tank body, and cooling water pipe is flat tube, and in its broadside is tightly attached to
On the outer wall of courage；Agitating device is equipped in tank body, agitating shaft is coaxial with tank body, and agitating shaft passes through tank body and extends to liner
Inside, agitating shaft are equipped with multilayer blender.
The effect provided in utility model content is only the effect of embodiment, rather than whole effects that utility model is all
Fruit, above-mentioned technical proposal has the following advantages that or advantageous effect：
1. the reluctant problem of the high salt organic waste water of the utility model needle carries out on the basis of conventional processing routes
Creative integration and improvement replaces traditional multi-effect evaporator with novel MVR evaporators, simplifies technique, and reduce energy consumption；
Evaporation technology is combined with refrigerating process, has not only improved the rate of recovery of sodium sulphate, but also reduces operating cost, while being also to receive
It filters Isolating chlorinated sodium and organic matter creates condition.The technique being combined using vacuum salt and organic matter high temperature incineration,
Sodium chloride and incinerating combustion value are recycled, economy is increased.Other than high temperature incineration, it is not related to chemically reacting, simple for process, safety
Property is higher；Entire process system, supplied materials are the salt-containing organic wastewater of high COD, and emission is carbon dioxide and water, and product is sulfuric acid
Sodium and sodium chloride realize environmental objective, while integrated artistic route and great economy, meet wanting at all for sustainable development
Summation modern industrialization trend.
2. by using MVR evaporators, the potential of steam is taken full advantage of, discarded steam is utilized, except booting operation
Outside, entire evaporation process is without being passed through steam.Waste water is constantly concentrated by evaporation, and Crystallization Separation is carried out after reaching a certain concentration.
3. by the way that condensing gas holding vessel, vacuum pump is arranged, condensing gas be recovered under reduced pressure after moisture and is discharged again, is reduced
Pollution to air.
4. providing heat source by compressor, the indirect steam that waste water evaporation generates heats up after compressor compresses, with tradition
Evaporator is compared, and temperature difference smaller can reach mild evaporation, greatly improve product quality.
5. by be arranged double-layer structure magma tank, under the premise of capable of ensureing cooling effect, make cooling water pipe with
Slurries are kept apart, and the fouling on cooling water pipe is prevented, and improve its cooling efficiency, moreover it is possible to the cooling rate of conveniently regulating and controlling magma and
Effect.
Description of the drawings
Fig. 1 is a kind of schematic diagram of embodiment of the utility model.
Specific implementation mode
In order to clearly illustrate the technical characterstic of this programme, below by specific implementation mode, and its attached drawing is combined, to this
Utility model is described in detail.Following disclosure provides many different embodiments or example is used for realizing the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.This
Outside, the utility model can in different examples repeat reference numerals and/or letter.This repetition is in order to simplified and clear
Purpose itself does not indicate the relationship between discussed various embodiments and/or setting.It should be noted that illustrated in the accompanying drawings
Component be not drawn necessarily to scale.The utility model be omitted the description to known assemblies and treatment technology and process to avoid
It is unnecessarily limiting the utility model.
Fig. 1 is a kind of embodiment of the utility model, as shown, a kind of organic waste water treating device with high salt, including original
Water pot 1, feed pump 2, MVR evaporators, discharging pump 6, magma tank 10, centrifuge A11, solids holding vessel A12, refrigerated cylinder 9, mistake
Filter 7, nanofiltration membrane separation plant 20, fluidized-bed combustion boiler 21, cold boiler 8, centrifuge B112, solids holding vessel B122,
Scratch pool 18, the water inlet connection waste water water source of raw water tank 1, the water outlet of raw water tank 1 connect MVR evaporators by feed pump 2
Water inlet, the water outlets of MVR evaporators passes through discharging pump 6 and connects magma tank 10, and the discharge port of magma tank 10 connects centrifuge
The liquid discharge outlet connection freezing of solids floss hole connection solids the holding vessel A12, centrifuge A11 of A11, centrifuge A11
The feed inlet of tank 9, refrigerated cylinder 9 connect nanofiltration membrane separation plant 20 through filter 7, and the organic wastewater of nanofiltration membrane separation plant 20 goes out
Mouthful connection fluidized-bed combustion boiler 21, is provided with heating pipeline 8-1 in cold boiler 8, cold boiler 8 be provided with water inlet 8-2,
Discharge port 8-3, indirect steam export 8-4, the steam (vapor) outlet connection heating pipeline 8-1 entrances of fluidized-bed combustion boiler 21, NF membrane point
Inorganic solution outlet from equipment 20 connects water inlet 8-2, discharge port 8-3 connection centrifuge B112, the solid of centrifuge B112
Object floss hole connects the liquid discharge outlet connection water inlet 8-2 of solids holding vessel B122, centrifuge B112.
High salt organic waste water enters MVR evaporators through raw water tank 1, feed pump 2 and handles.Waste water sequentially enters after being concentrated by evaporation
Magma tank 10, centrifuge A11 carry out Crystallization Separation, and obtained sodium sulphate product is sent into solids holding vessel A12, is obtained after centrifugation
The chilled tank of mother liquor 9 be cooled to -5 DEG C, remaining sodium sulphate is precipitated in the form of saltcake, and after filter 7 is separated by filtration, saltcake returns
MVR evaporators are returned to continue to produce sodium sulphate or be sent into solids holding vessel A12.Freeze saltcake mother liquor and introduces nanofiltration membrane separation plant 20
By in mother liquor sodium chloride and organic matter separation, organic wastewater be sent into fluidized-bed combustion boiler 21 and burn, by waste water in it is misty spray into it is high
Warm combustion furnace, sodium-chloride water solution, which enters after cold boiler 8 detaches, obtains sodium chloride, and organic matter combustion decomposition is carbon dioxide
And water and a small amount of inorganic ash content, heating steam of the Boiler Steam as single-effect vacuum evaporator 8 recycle heat.Using MVR
Evaporator replaces traditional multi-effect evaporator.It is right in the saturation region of sodium sulphate according to the phase equilibrium relationship of sodium sulphate and sodium chloride
Supplied materials is concentrated by evaporation, and sulfate crystal is made to be precipitated.It is flat that MVR evaporators can make feed concentration and evaporating temperature maintain a dynamic
Weighing apparatus state effectively avoids increasing because of feed concentration and heat transfer, mass transfer is difficult caused by due to Organic Matter Enrichment, and saves energy consumption.
It can be further separated out in evaporation mother liquor using refrigerating process according to the dissolution law of sodium sulphate and sodium chloride
Remaining sodium sulphate.This method can significantly improve the yield of sodium sulphate, and traditional evaporative crystallisation process cannot achieve.Together
When, as the supplement of evaporative crystallization technique, freezed again after the large quantity of moisture in removing material liquid, than merely to raw material
Liquid is freezed institute's chilling requirement and is greatly lowered, and operating cost is saved.It is more reasonable, economical using the technique of high temperature incineration.Together
When, increase by one section of sodium chloride vacuum salt production process in the process route, it both can be with byproduct sodium chloride product, moreover it is possible to which effectively recycling has
Machine matter burns the heat generated, increases the economy of technique.
The reluctant problem of the high salt organic waste water of the utility model needle is created on the basis of conventional processing routes
The integration and improvement for the property made replace traditional multi-effect evaporator with novel MVR evaporators, simplify technique, and reduce energy consumption；It will
Evaporation technology is combined with refrigerating process, has not only improved the rate of recovery of sodium sulphate, but also reduces operating cost, while being also nanofiltration
Isolating chlorinated sodium and organic matter create condition.The technique being combined using vacuum salt and organic matter high temperature incineration is returned
Sodium chloride and incinerating combustion value are received, the economy of technique is increased.The process route is not related to chemical anti-other than high temperature incineration
It answers, simple for process, safety is higher；Entire process system, supplied materials are the salt-containing organic wastewater of high COD, and emission is titanium dioxide
Carbon and water, product are sodium sulphate and sodium chloride, realize environmental objective, while integrated artistic route and great economy, meet
The fundamental requirement and modern industrialization trend of sustainable development.
The MVR evaporators include temporary storage tank 3, heat exchanger 4, separator 5, condensate drum 14, steam-heating apparatus 13, are divided
It is arranged in the top of temporary storage tank 3 from device 5, the bottom of separator 5 is connected to temporary storage tank 3, and bottom and the heat exchanger 4 of temporary storage tank 3 connect
It is logical, it is provided with circulating pump 19 between temporary storage tank 3 and heat exchanger 4, heating pipeline 4-1, heating pipeline 4-1 are provided in heat exchanger 4
Entrance connection steam-heating apparatus 13 gas outlet, the outlet of heating pipeline 4-1 connects condensate drum 14, the top of heat exchanger 4
Portion is provided with steam (vapor) outlet 4-2, and the top of steam (vapor) outlet 4-2 connections separator 5, separator 5 is provided with indirect steam outlet 5-
1, indirect steam exports the air inlet of 5-1 connections steam-heating apparatus 13；The water outlet of condensate drum 14 connects scratch pool 18, cold
The top of lime set tank 14 is provided with condensation gas outlet 14-1, and indirect steam exports the outlet connection condensation of 8-4, heating pipeline 8-1
Flow container 14.
After waste water enters heat exchanger 4, heated pipeline 4-1's is thermally formed steam, and steam partly becomes after entering separator 5
For liquid, part keeps steam condition, liquid object to enter temporary storage tank 3, and steam enters heat exchange after the heating of steam-heating apparatus 13
Device 4 heats stoste.By using MVR evaporators, the potential of steam is taken full advantage of, discarded steam is utilized, except booting fortune
Row is outer, and entire evaporation process is without being passed through steam.Waste water is constantly concentrated by evaporation, and Crystallization Separation is carried out after reaching a certain concentration.
The cross-sectional area of the separator 5 is more than the cross-sectional area of heat exchanger 4.
The MVR evaporators further include condensing gas holding vessel 15, condensation gas outlet 14-1 connection condensing gases holding vessel 15
Air inlet, condensing gas holding vessel 15 connect vacuum pump 16, and the top of condensing gas holding vessel 15 is provided with exhaust passage 17, condensing gas
The discharge outlet of holding vessel 15 connects scratch pool 18.By the way that condensing gas holding vessel 15, vacuum pump 16 is arranged, condensing gas is depressurized
It is discharged again after recycling moisture, reduces the pollution to air.
The steam-heating apparatus 13 is compressor.Heat source, the indirect steam that waste water evaporation generates are provided by compressor
It heats up after compressor compresses, compared with conventional evaporator, temperature difference smaller can reach mild evaporation, greatly improve
Product quality.
The compressor is Roots Compressor, single machine high-speed centrifugal compressor, the compression of single machine low-speed centrifugal formula wind turbine
Any one in machine.
The magma tank 10 includes the tank body in double-layer structure, and tank body includes liner and is arranged outside the tank outer
Shell；Disk is equipped with spiral helicine cooling water pipe on the liner of tank body, and cooling water pipe is flat tube, and its broadside is tightly attached to the outer of liner
On wall；Agitating device is equipped in tank body, agitating shaft is coaxial with tank body, and agitating shaft passes through tank body and extends to the inside of liner,
Agitating shaft is equipped with multilayer blender.By the way that 10 tank body of magma tank of double-layer structure is arranged, it can ensure the premise of cooling effect
Under, so that cooling water pipe is kept apart with slurries, prevent the fouling on cooling water pipe, improves its cooling efficiency, moreover it is possible to conveniently regulating and controlling
The cooling rate and effect of magma.
Although above-mentioned be described the specific implementation mode of utility model in conjunction with attached drawing, not to the utility model
The limitation of protection domain, based on the technical solution of the present invention, those skilled in the art need not pay creativeness
The various modifications or changes that working can make are still within the scope of the present invention.
Claims (7)
1. a kind of organic waste water treating device with high salt, it is characterized in that：Including raw water tank (1), feed pump (2), MVR evaporators, go out
Material pump (6), magma tank (10), centrifuge A (11), solids holding vessel A (12), refrigerated cylinder (9), filter (7), NF membrane point
From equipment (20), fluidized-bed combustion boiler (21), cold boiler (8), centrifuge B (112), solids holding vessel B (122), keep in
Pond (18), the water inlet connection waste water water source of raw water tank (1), the water outlet of raw water tank (1) connect MVR by feed pump (2) and steam
The water inlet of device is sent out, the water outlet of MVR evaporators connects magma tank (10), the discharge port of magma tank (10) by discharging pump (6)
Centrifuge A (11), the solids floss hole connection solids holding vessel A (12) of centrifuge A (11) are connected, centrifuge A's (11)
Liquid discharge outlet connects the feed inlet of refrigerated cylinder (9), and refrigerated cylinder (9) is received through filter (7) connection nanofiltration membrane separation plant (20)
The organic wastewater outlet connection fluidized-bed combustion boiler (21) of filter membrane separation equipment (20), cold boiler (8) is interior to be provided with heating tube
Road, cold boiler (8) are provided with water inlet (8-2), discharge port (8-3), indirect steam outlet, the steaming of fluidized-bed combustion boiler (21)
Vapor outlet connection heating line entry, the inorganic solution outlet connection water inlet (8-2) of nanofiltration membrane separation plant (20), discharge port
(8-3) connects centrifuge B (112), the solids floss hole connection solids holding vessel B (122) of centrifuge B (112), centrifuge
The liquid discharge outlet connection water inlet (8-2) of B (112).
2. a kind of organic waste water treating device with high salt according to claim 1, characterized in that the MVR evaporators include
Temporary storage tank (3), heat exchanger (4), separator (5), condensate drum (14), steam-heating apparatus (13), separator (5) are arranged temporary
The top of tank (3) is deposited, the bottom of separator (5) is connected to temporary storage tank (3), and the bottom of temporary storage tank (3) is connected to heat exchanger (4),
It is provided with circulating pump (19) between temporary storage tank (3) and heat exchanger (4), is provided with heating pipeline in heat exchanger (4), heats pipeline
Entrance connects the gas outlet of steam-heating apparatus (13), heats the outlet connection condensate drum (14) of pipeline, the top of heat exchanger (4)
Portion is provided with steam (vapor) outlet (4-2), and steam (vapor) outlet (4-2) connects separator (5), and separator is provided with secondary steaming at the top of (5)
Vapor outlet, the air inlet of indirect steam outlet connection steam-heating apparatus (13)；The water outlet connection of condensate drum (14) is temporary
Pond (18), condensation gas outlet (14-1) is provided at the top of condensate drum (14), and indirect steam outlet, the outlet of heating pipeline connect
Connect condensate drum (14).
3. a kind of organic waste water treating device with high salt according to claim 2, characterized in that the cross of the separator (5)
Area of section is more than the cross-sectional area of heat exchanger (4).
4. a kind of organic waste water treating device with high salt according to claim 2, characterized in that the MVR evaporators also wrap
Include condensing gas holding vessel (15), the air inlet of condensation gas outlet (14-1) connection condensing gas holding vessel (15), condensing gas holding vessel
(15) vacuum pump (16) is connected, exhaust passage (17), condensing gas holding vessel (15) are provided at the top of condensing gas holding vessel (15)
Discharge outlet connection scratch pool (18).
5. a kind of organic waste water treating device with high salt according to claim 2, characterized in that the steam-heating apparatus
(13) it is compressor.
6. a kind of organic waste water treating device with high salt according to claim 5, characterized in that the compressor is roots-type
Any one in compressor, single machine high-speed centrifugal compressor, single machine low-speed centrifugal formula fan-compressor.
7. a kind of organic waste water treating device with high salt according to claim 1, characterized in that the magma tank (10) includes
In the tank body of double-layer structure, tank body includes liner and is arranged shell outside the tank；Disk is equipped with spiral on the liner of tank body
The cooling water pipe of shape, cooling water pipe are flat tube, and its broadside is tightly attached on the outer wall of liner；Agitating device is equipped in tank body,
Its agitating shaft and tank body are coaxial, and agitating shaft passes through tank body and extends to the inside of liner, and agitating shaft is equipped with multilayer blender.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820030571.3U CN207845412U (en) | 2018-01-08 | 2018-01-08 | A kind of organic waste water treating device with high salt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820030571.3U CN207845412U (en) | 2018-01-08 | 2018-01-08 | A kind of organic waste water treating device with high salt |
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| Publication Number | Publication Date |
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| CN207845412U true CN207845412U (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820030571.3U Expired - Fee Related CN207845412U (en) | 2018-01-08 | 2018-01-08 | A kind of organic waste water treating device with high salt |
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| Country | Link |
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| CN (1) | CN207845412U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178410A (en) * | 2018-01-08 | 2018-06-19 | 山东特保罗环保节能科技有限公司 | A kind of organic waste water treating device with high salt |
| CN110054341A (en) * | 2019-05-29 | 2019-07-26 | 山东特保罗环保节能科技有限公司 | The treatment process of high organic wastewater with high salt |
-
2018
- 2018-01-08 CN CN201820030571.3U patent/CN207845412U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178410A (en) * | 2018-01-08 | 2018-06-19 | 山东特保罗环保节能科技有限公司 | A kind of organic waste water treating device with high salt |
| CN108178410B (en) * | 2018-01-08 | 2023-12-19 | 山东特保罗环保节能科技有限公司 | High-salt organic wastewater treatment equipment |
| CN110054341A (en) * | 2019-05-29 | 2019-07-26 | 山东特保罗环保节能科技有限公司 | The treatment process of high organic wastewater with high salt |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180911 |