CN106044905A - Evaporation treatment system of high-salinity organic wastewater - Google Patents
Evaporation treatment system of high-salinity organic wastewater Download PDFInfo
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- CN106044905A CN106044905A CN201610500189.XA CN201610500189A CN106044905A CN 106044905 A CN106044905 A CN 106044905A CN 201610500189 A CN201610500189 A CN 201610500189A CN 106044905 A CN106044905 A CN 106044905A
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- 238000001704 evaporation Methods 0.000 title claims abstract description 107
- 230000008020 evaporation Effects 0.000 title claims abstract description 104
- 239000002351 wastewater Substances 0.000 title abstract description 7
- 238000002485 combustion reaction Methods 0.000 claims abstract description 67
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000002918 waste heat Substances 0.000 claims abstract description 27
- 239000012141 concentrate Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 69
- 239000007789 gas Substances 0.000 claims description 18
- 150000003839 salts Chemical class 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000010815 organic waste Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001223 reverse osmosis Methods 0.000 claims description 7
- 239000010813 municipal solid waste Substances 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 5
- 239000006200 vaporizer Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 26
- 239000012528 membrane Substances 0.000 abstract description 9
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 230000000295 complement effect Effects 0.000 abstract description 3
- 239000002737 fuel gas Substances 0.000 abstract 1
- 239000012855 volatile organic compound Substances 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000010408 film Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 6
- 239000005416 organic matter Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011552 falling film Substances 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 238000001728 nano-filtration Methods 0.000 description 2
- 238000005325 percolation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000002207 thermal evaporation Methods 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 239000010782 bulky waste Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011026 diafiltration Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000004094 preconcentration Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- C02F1/041—Treatment of water, waste water, or sewage by heating by distillation or evaporation by means of vapour compression
-
- 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
- C02F1/048—Purification of waste water by evaporation
-
- 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
-
- 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
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses an evaporation treatment system of high-salinity organic wastewater. The system comprises a waste heat evaporator and a submerged combustion evaporator, wherein high-salinity organic wastewater enters the waste heat evaporator, the concentrated liquid enters the submerged combustion evaporator for final concentration, and the steam generated by the submerged combustion is supplied to the waste heat evaporator as a heat source. The waste heat evaporation technology with a dividing wall and the submerged combustion evaporation technology without a dividing wall are combined; low-concentration leachate or membrane concentrate is treated first by the evaporation technology with a dividing wall, scaling is avoided, and the waste heat of the secondary steam generated by the rear-end submerged combustion evaporation can be fully utilized; when the high-salinity organic wastewater such as leachate and membrane concentrate after preliminary evaporation reaches relatively high concentration, the submerged combustion evaporation technology without a dividing wall is adopted, the scaling is avoided, volatile organic compounds can be removed, the generated secondary steam is applied to the front-end waste heat evaporation; the waste heat evaporation technology with a dividing wall and the submerged combustion evaporation technology without a dividing wall have complementary advantages in evaporation concentration, pollutant removal and energy utilization, and the fuel gas need simply depending on the submerged combustion evaporator is remarkably reduced.
Description
Technical field
This patent disclosure relates generally to the high salt technical field for the treatment of of organic waste of environmental conservation, particularly to percolate and
Its film processes the evaporation process system of concentrated solution.
Background technology
Percolate has pollutant levels height, pollutant component is complicated, ammonia nitrogen concentration is high and inorganic salts content is high
The features such as fouling tendency is serious, for meeting refuse landfill and arranging the raising of standard outside percolate waste water that incineration plant produces, " raw
Thing+film " treatment technology becomes the mainstream technology route of Municipal Solid Waste Landfills in China and incineration leachate, commonly used " anaerobism+
The double film of MBR+ (nanofiltration and reverse osmosis series connection) " process technique, NF membrane and reverse osmosis membrane will connect with front end biochemical treatment and make
With, the use of bi-membrane method well solves the problem of standard water discharge, but membrane technology simply plays physical filtering effect, carries simultaneously
Come was that concentrated solution is difficult after film and system recycled in its entirety rate (response rate is difficult to more than 64%) on the low side problem.
Processing a difficult problem for solving membrance concentration liquid, evaporation technique has gradually spread out application, the most often on membrance concentration liquid processes
Evaporation technique have technology and the submerged combustion evaporation technology without wall-type heat exchange such as wall-type heat exchange such as MVR.Due to diafiltration
Liquid film concentrated solution complicated component, containing substantial amounts of inorganic matter and Organic substance, uses wall-type heat exchange easily to send out when high concentration ratio
Raw scale problems, causes vaporizer frequent shutdown to clean, largely effects on treatment effect, also result in vapo(u)rization system energy consumption the highest,
The rare successful case of engineer applied aspect.And, use wall-type heat exchange evaporation also cannot solve volatile organic matter with tail gas
The problem of a large amount of discharges.Use submerged combustion evaporation technology that percolate or its concentrated solution carry out high power contracting liquid to process, owing to adopting
With without wall-type heat exchange, running is not afraid of generation scale problems, there is the advantages such as stable, equipment cleaning frequency length,
Volatile organic matter can be removed simultaneously.But, submerged combustion evaporation needs the gaseous fuel such as biogas or natural gas, when application
It is frequently subjected to the restriction of gaseous fuel deliverability.
Summary of the invention
In order to make full use of submerged combustion evaporation waste heat, reduce Fuel Consumption, lifting evaporation and concentration ability, avoid simultaneously
The problem such as fouling, Volatile organic emissions, the submerged combustion evaporation patent that the present invention will obtain before inventor innovatively
Technology (CN1278963C) is combined with waste heat evaporation technique, forms the group technology of " waste heat evaporation+submerged combustion evaporation ", in order to
Reduce the gas quantity that evaporator with submerged combustion needs to use, the indirect steam that submerged combustion evaporation produces is collected simultaneously again
Evaporate for front end waste heat, it is to avoid the waste of energy, ensure that non-scaling, the feature of low organic emission, whole work simultaneously
The energy consumption of skill reduces and ensures that the area of combustion gas resource-constrained still can meet certain process load, belongs to energy regenerating
Reutilization system.Ensure powerful concentration, increase range of application.
According to an aspect of the invention, it is provided the evaporation process system of a kind of high salt organic waste water, may include that remaining
Hot vaporizer；And evaporator with submerged combustion, the highest salt organic waste water enters residual evaporator as feed liquid, evaporates through waste heat
Feed liquid after device concentration finally concentrates in entering evaporator with submerged combustion, and wherein evaporator with submerged combustion submerged combustion produces
Indirect steam as thermal source provide to residual evaporator.
Further, evaporation process system according to embodiments of the present invention, the on-condensible gas that residual evaporator produces is permissible
Send into submerged combustion evaporation device to carry out destroying process by fire.
Further, evaporation process system according to embodiments of the present invention, the indirect steam that residual evaporator produces is permissible
Residual evaporator is provided back as thermal source.
Further, evaporation process system according to embodiments of the present invention, the indirect steam that residual evaporator produces is permissible
Residual evaporator is provided back as thermal source after vapour compression machine.
Further, evaporation process system according to embodiments of the present invention, the condensation that residual evaporator waste heat recovery produces
Liquid can discharge or reuse after reverse osmosis.
Further, evaporation process system according to embodiments of the present invention, high salt organic waste water can be percolate and/or
Membrance concentration liquid.
Further, evaporation process system according to embodiments of the present invention, evaporator with submerged combustion can be one-level submergence
Combustion evaporator or two-stage evaporator with submerged combustion.
Further, evaporation process system according to embodiments of the present invention, residual evaporator feeding temperature can control
55 DEG C～65 DEG C, evaporating temperature controls at≤75 DEG C.
Further, evaporation process system according to embodiments of the present invention, the concentrated solution multiple of residual evaporator can be
0.8～5 times.
Further, evaporation process system according to embodiments of the present invention, the startup steam of residual evaporator is by by steaming
Boiler furnace is individually supplied, or the steam supply produced by garbage burning factory or power plant.
Further, evaporation process system according to embodiments of the present invention, residual evaporator can selected from following items it
One: falling film evaporator, climbing film evaporator, forced-circulation evaporator, multi-effect evaporator.
Further, evaporation process system according to embodiments of the present invention, residual evaporator may include that both vapor compression
Machine, vaporization chamber, separation chamber, steam heat-exchanger, steam generator, preheater.
Further, evaporation process system according to embodiments of the present invention, combustion gas used by evaporator with submerged combustion can be
Biogas or landfill gas or natural gas or blast furnace gas or liquefied petroleum gas.
Evaporation process system and evaporation treatment process according to embodiments of the present invention have in following beneficial effect
Or multiple:
(1) the waste heat evaporation technique having partition is combined with the submerged combustion evaporation technology without partition, oozing of low concentration
Filtrate or its membrance concentration liquid, initially with there being the evaporation technique of partition, non-scaling, can make full use of rear end submerged combustion evaporation
The waste heat of the indirect steam produced；Percolate or its membrance concentration liquid reach higher concentration through pre-evaporation, use continuously
The submerged combustion evaporation technology of wall, is not afraid of fouling, can remove volatile organic matter, and the indirect steam of generation is remaining for front end
Thermal evaporation, the two is had complementary advantages in terms of evaporation and concentration, pollutant removal, Energy harvesting, significantly reduces single dependence submergence
Combustion evaporator and the bigger problem of the gas quantity that produces；
(2) passing through heat recovery technology, energy regenerating submerged combustion evaporation combustion gas produced also uses waste heat evaporation technology,
Avoid the waste of energy, reduce energy consumption and the operating cost of whole technique；Gas quantity uses more merely submerged combustion evaporation
Technology can reduce by more than 50%.
(3) indirect steam that residual evaporator produces is by, after vapour compression machine, having carried out secondary utilization, reduced whole
The energy consumption of technique and operating cost.
(4) on-condensible gas that waste heat evaporation produces can enter submerged combustion evaporation and utilizes high temperature to be destroyed by fire, Liang Zhexiang
Auxiliary coordinate；
(5) in the plant area of combustion gas resource-constrained, still can guarantee that its certain process load.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, with the reality of the present invention
Execute example together for explaining the present invention, be not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural frames of the evaporation process system of percolate according to embodiments of the present invention and/or membrance concentration liquid
Figure.
Detailed description of the invention
Will be described in detail with reference to the accompanying drawings according to embodiments of the invention.Here it is to be noted that it in the accompanying drawings, by phase
With reference give substantially there is the ingredient of same or like 26S Proteasome Structure and Function, and by omit about they
Repeated description.
The disclosure aims to provide a kind of practicality, economic percolate and membrance concentration liquid low energy consumption high magnification evaporated thereof
Science and engineering skill.This technique can also be used for the high salt treatment of Organic Wastewater of other kind simultaneously.
Evaporation process system includes residual evaporator and evaporator with submerged combustion according to an embodiment of the invention, wherein
High salt organic waste water enters residual evaporator as feed liquid, and the feed liquid after residual evaporator concentrates enters evaporator with submerged combustion
The most finally concentrate；And the steam that wherein evaporator with submerged combustion submerged combustion produces provides to waste heat evaporation as thermal source
Device.
Fig. 1 shows the structural frames of the evaporation process system of percolate according to embodiments of the present invention and/or membrance concentration liquid
Figure.
As it is shown in figure 1, percolate or membrance concentration liquid are the most such as entered residual evaporator, residual evaporator master by elevator pump
Acting on is pre-concentration evaporation.
The main heating source that residual evaporator uses is steam, in the example depicted in fig. 1, by the submerged combustion evaporation of rear end
Indirect steam compressor that device, residual evaporator are supporting or the garbage burning factory being provided that saturated vapor with good conditionsi or power plant supply
Give.
Preferably also being configured with live steam in residual evaporator and provide device, the steam heat for residual evaporator is put down
Weighing apparatus.
The on-condensible gas produced in residual evaporator evaporation process sends into submerged combustion evaporation device, makes in on-condensible gas
Volatile organic matter carries out high temperature and destroys by fire.
Submerged combustion evaporation device is the dual evaporation device of this evaporation treatment process, and Main Function is to burn and the denseest
The effect of contracting, thermal source may be from biogas or landfill biogas or the stone that liquefies that percolate leading portion anaerobic bio-treated produces
Oil gas, natural gas etc..
Percolate and/or membrance concentration liquid are after residual evaporator and evaporator with submerged combustion, and end product is crystalline solid
Or concentration residual liquid, the response rate of membrance concentration liquid is up to 96%, and percolate treating process recycled in its entirety rate can be made to reach more than 98%.
The condensed fluid that waste heat recovery produces can be back to front end reverse osmosis or process qualified discharge to two-pass reverse osmosis
Or reuse.
Evaporation process system according to embodiments of the present invention and the evaporation treatment process being used in combination thereof are practical reliable, are to fill
Divide the advantage exploitation combining submerged combustion evaporation technique to be formed, be very suitable for combustion gas resource-constrained but big the oozing of demand of processing quantity
Filtrate or membrance concentration liquid process engineering.
The evaporation treatment process of the embodiment of the present invention use " waste heat evaporation+submerged combustion evaporation " mode to garbage filter
Liquid or this kind of high saliferous of its membrance concentration liquid, high organic wastewater concentrate.
As example, residual evaporator form can be falling film evaporator, climbing film evaporator, forced-circulation evaporator, many
The various ways such as single-effect evaporator.Residual evaporator design concentrated solution multiple is not 0.8～5 times, based on leachate quality situation and not
The target of fouling comprehensively determines.Waste heat vaporising device is such as mainly by vapour compression machine, vaporization chamber, separation chamber, steam heat exchange
Device, steam generator, preheater etc. form.Preferably, residual evaporator feeding temperature controls at 55 DEG C～65 DEG C, evaporating temperature
Control at≤75 DEG C.
The startup steam of residual evaporator individually can be supplied by steam boiler, it is also possible to by garbage burning factory or power plant
The steam supply produced.
The steam that runs of residual evaporator can be by the indirect steam of submerged combustion evaporation and the indirect steam self produced
Supply, indirect steam is continuing with after vapour compression machine, and vapour compression machine can be roots-type or centrifugal.
Evaporator with submerged combustion can be one-level evaporator with submerged combustion, it is also possible to be two-stage evaporator with submerged combustion.
Combustion gas used by evaporator with submerged combustion can be biogas or landfill gas or natural gas or blast furnace gas or liquefied petroleum
Gas.
According to one embodiment of the invention, in conjunction with the evaporation treatment process concrete steps of the evaporation process system shown in Fig. 1
Can be such that
First percolation liquid membrane concentrated solution is entered residual evaporator by elevator pump, temperature after the preheater in residual evaporator
Rising to 55 DEG C, preheater thermal source comes from the steam that rear end submerged combustion produces, and enters residual evaporator after the preheating of membrance concentration liquid
Interior steam heat-exchanger and vaporization chamber carry out once concentration evaporation, and cycles of concentration is designed as 0.8～5 times, adopts in residual evaporator
With mechanical compressor, the indirect steam that forced circulation is indoor is carried out mechanical compress recycling, reduce evaporation energy consumption further；Warp
Feed liquid after residual evaporator concentration finally concentrates, in entering evaporator with submerged combustion, the fixed gas that residual evaporator produces
In body enters evaporator with submerged combustion, high temperature destroys by fire, and evaporator with submerged combustion final output height multiple steams residual liquid or crystalline solid is discharged
System.
Evaporation process system and evaporation treatment process according to embodiments of the present invention have in following beneficial effect
Or multiple:
(1) the waste heat evaporation technique having partition is combined with the submerged combustion evaporation technology without partition, oozing of low concentration
Filtrate or its membrance concentration liquid, initially with there being the evaporation technique of partition, non-scaling, can make full use of rear end submerged combustion evaporation
The waste heat of the indirect steam produced；Percolate or its membrance concentration liquid reach higher concentration through pre-evaporation, use continuously
The submerged combustion evaporation technology of wall, is not afraid of fouling, can remove volatile organic matter, and the indirect steam of generation is remaining for front end
Thermal evaporation, the two is had complementary advantages in terms of evaporation and concentration, pollutant removal, Energy harvesting, significantly reduces single dependence submergence
Combustion evaporator and the bigger problem of the gas quantity that produces；
(2) passing through heat recovery technology, energy regenerating submerged combustion evaporation combustion gas produced also uses waste heat evaporation technology,
Avoid the waste of energy, reduce energy consumption and the operating cost of whole technique；Gas quantity uses more merely submerged combustion evaporation
Technology can reduce by more than 50%.
(3) indirect steam that residual evaporator produces is by, after vapour compression machine, having carried out secondary utilization, reduced whole
The energy consumption of technique and operating cost.
(4) on-condensible gas that waste heat evaporation produces can enter submerged combustion evaporation and utilizes high temperature to be destroyed by fire, Liang Zhexiang
Auxiliary coordinate；
(5) in the plant area of combustion gas resource-constrained, still can guarantee that its certain process load.
Application example:
Beijing bulky refuse treatment facility, processes house refuse 4000 tons design day, and it is 1000 tons that day processes percolate,
Water inlet COD (COD) is designed as 50000 mg/litre, percolate process use technique be " anaerobism+membrane bioreactor+
Nanofiltration+reverse osmosis ", can produce biogas about 20000 cubic metres every day, but the percolation liquid membrane concentrated solution produced and boiler water high salt
Dense hydration meter about 400 ton per days, environmental impact assessment factory to be demanded perfection sewage fully recovering, must not arrange outward.
This engineering percolate concentrated solution uses " waste heat evaporation+submerged combustion evaporation " technology in this patent, ton concentrated solution
Gas consumption be reduced to 50 cubic metres by 100 cubic metres, anaerobism the biogas produced applies all to the evaporated of concentrated solution
Reason.
The embodiment of the present invention described in detail above.But, it should be appreciated by those skilled in the art that without departing from this
In the case of bright principle and spirit, these embodiments can be carried out various amendment, combination or sub-portfolio, and such amendment
Should fall within the scope of protection of the present invention.
Claims (10)
1. an evaporation process system for high salt organic waste water, including:
Residual evaporator；And
Evaporator with submerged combustion,
The highest salt organic waste water enters residual evaporator as feed liquid, and the feed liquid after residual evaporator concentrates enters submergence combustion
Finally concentrate in burning vaporizer,
The steam that wherein evaporator with submerged combustion submerged combustion produces provides to residual evaporator as thermal source.
2. evaporation process system as claimed in claim 1, it is characterised in that
The on-condensible gas that residual evaporator produces is sent into submerged combustion evaporation device and is carried out destroying process by fire.
3. evaporation process system as claimed in claim 1 or 2, it is characterised in that
The indirect steam that residual evaporator produces provides back residual evaporator as thermal source.
4. evaporation process system as claimed in claim 1 or 2, it is characterised in that
The indirect steam that residual evaporator produces provides back residual evaporator as thermal source after vapour compression machine.
5. evaporation process system as claimed in claim 1 or 2, it is characterised in that
The condensed fluid that residual evaporator waste heat recovery produces discharges or reuse after reverse osmosis.
6. evaporation process system as claimed in claim 1 or 2, it is characterised in that
High salt organic waste water is percolate and/or membrance concentration liquid.
7. evaporation process system as claimed in claim 1 or 2, it is characterised in that
Described evaporator with submerged combustion is one-level evaporator with submerged combustion or two-stage evaporator with submerged combustion.
8. evaporation process system as claimed in claim 1 or 2, it is characterised in that
Residual evaporator feeding temperature controls at 55 DEG C～65 DEG C, and evaporating temperature controls at≤75 DEG C.
9. evaporation process system as claimed in claim 1 or 2, it is characterised in that
The concentrated solution multiple of residual evaporator is 0.8～5 times.
10. evaporation process system as claimed in claim 1 or 2, it is characterised in that
The startup steam of residual evaporator is individually supplied by by steam boiler, or the steam produced by garbage burning factory or power plant
Supply.
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| CN201610500189.XA CN106044905A (en) | 2016-06-29 | 2016-06-29 | Evaporation treatment system of high-salinity organic wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610500189.XA CN106044905A (en) | 2016-06-29 | 2016-06-29 | Evaporation treatment system of high-salinity organic wastewater |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110695A (en) * | 2016-07-04 | 2016-11-16 | 清华大学 | The submerged combustion evaporation enrichment facility of high salt organic liquid waste and method |
| CN107569978A (en) * | 2017-08-31 | 2018-01-12 | 深圳市瑞升华科技股份有限公司 | A kind of indirect steam aeration tower for MVR systems |
| CN107935293A (en) * | 2018-01-08 | 2018-04-20 | 山东特保罗环保节能科技有限公司 | A kind of high-salt wastewater processing equipment |
| CN108178214A (en) * | 2018-01-16 | 2018-06-19 | 清华大学 | The two-period form submerged combustion evaporation integral treatment method of organic liquid waste |
| CN110467232A (en) * | 2019-08-27 | 2019-11-19 | 东南大学 | A kind of low energy consumption wastewater treatment equipment and method removing salinity and organic matter |
| CN111072204A (en) * | 2019-12-11 | 2020-04-28 | 陕西航天机电环境工程设计院有限责任公司 | Submerged combustion type evaporative crystallization system applied to high-salt and high-COD wastewater |
| CN112250127A (en) * | 2020-10-09 | 2021-01-22 | 清华大学 | Submerged combustion evaporator, method and combined evaporation device for step-by-step heat transfer evaporation |
| CN113511697A (en) * | 2021-07-14 | 2021-10-19 | 清华大学 | Integrated asynchronous submerged combustion evaporator and combined evaporation device |
| CN114772874A (en) * | 2022-06-20 | 2022-07-22 | 中国恩菲工程技术有限公司 | Self-supplying heat treatment method and system for landfill leachate |
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| US3285834A (en) * | 1962-12-10 | 1966-11-15 | Lummus Co | Multiple-effect evaporation utilizing submerged combustion heat |
| CN1214320A (en) * | 1998-10-12 | 1999-04-21 | 张新年 | Scale-less waste water evaporating and concentrating process |
| CN1485280A (en) * | 2003-08-22 | 2004-03-31 | 清华大学 | Two-stage immersion combustion evaporation process for treating percolate from filling field |
| CN1583612A (en) * | 2004-05-28 | 2005-02-23 | 清华大学 | Two stage treatment of distillation concentration and incineration of diffusion liquid from refuse burying site |
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| CN106110695A (en) * | 2016-07-04 | 2016-11-16 | 清华大学 | The submerged combustion evaporation enrichment facility of high salt organic liquid waste and method |
| CN107569978A (en) * | 2017-08-31 | 2018-01-12 | 深圳市瑞升华科技股份有限公司 | A kind of indirect steam aeration tower for MVR systems |
| CN107935293A (en) * | 2018-01-08 | 2018-04-20 | 山东特保罗环保节能科技有限公司 | A kind of high-salt wastewater processing equipment |
| CN107935293B (en) * | 2018-01-08 | 2024-03-12 | 山东特保罗环保节能科技有限公司 | High-salt wastewater treatment equipment |
| US10907828B2 (en) | 2018-01-16 | 2021-02-02 | Tsinghua University | Integrated treatment method of two-stage submerged combustion evaporation for organic waste liquid |
| CN108178214B (en) * | 2018-01-16 | 2019-08-16 | 清华大学 | The two-period form submerged combustion evaporation integral treatment method of organic liquid waste |
| CN108178214A (en) * | 2018-01-16 | 2018-06-19 | 清华大学 | The two-period form submerged combustion evaporation integral treatment method of organic liquid waste |
| CN110467232A (en) * | 2019-08-27 | 2019-11-19 | 东南大学 | A kind of low energy consumption wastewater treatment equipment and method removing salinity and organic matter |
| CN110467232B (en) * | 2019-08-27 | 2020-11-20 | 东南大学 | Low-energy-consumption wastewater treatment device and method for removing salt and organic matters |
| WO2021036425A1 (en) * | 2019-08-27 | 2021-03-04 | 东南大学 | Low-energy-consumption wastewater treatment apparatus and method for removing salts and organic matters |
| CN111072204A (en) * | 2019-12-11 | 2020-04-28 | 陕西航天机电环境工程设计院有限责任公司 | Submerged combustion type evaporative crystallization system applied to high-salt and high-COD wastewater |
| CN112250127A (en) * | 2020-10-09 | 2021-01-22 | 清华大学 | Submerged combustion evaporator, method and combined evaporation device for step-by-step heat transfer evaporation |
| CN112250127B (en) * | 2020-10-09 | 2021-07-23 | 清华大学 | Submerged combustion evaporator, method and combined evaporation device for step-by-step heat transfer evaporation |
| CN113511697A (en) * | 2021-07-14 | 2021-10-19 | 清华大学 | Integrated asynchronous submerged combustion evaporator and combined evaporation device |
| CN114772874A (en) * | 2022-06-20 | 2022-07-22 | 中国恩菲工程技术有限公司 | Self-supplying heat treatment method and system for landfill leachate |
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