CN108328681A - Volatile organic matter separator and method in a kind of waste water - Google Patents
Volatile organic matter separator and method in a kind of waste water Download PDFInfo
- Publication number
- CN108328681A CN108328681A CN201810155691.0A CN201810155691A CN108328681A CN 108328681 A CN108328681 A CN 108328681A CN 201810155691 A CN201810155691 A CN 201810155691A CN 108328681 A CN108328681 A CN 108328681A
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- organic matter
- waste water
- volatile organic
- tube
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The present invention provides volatile organic matter separator and methods in a kind of waste water.Its principle being greatly lowered with the increase of vacuum degree and temperature using the solubility of low boiling point volatile organic matter in water is separated organic matter from waste water.Including：Hydroecium and rear end end socket after front-end end enclosure, two flow hydroeciums, front tube sheet, shell, spray tube, heat-exchanging tube bundle, back tube sheet, a flow.Negative pressure steam carries out condensation release latent heat in heat exchanger tube, and uniform and thin liquid film progress organic matter separation is formed outside pipe by spray tube spray for waste water and preheating, the gas organic matter after separation are extracted out by air extractor.The present invention is realizing and will complete waste water preheating while in waste water being more than 89% low boiling point volatile organic matter separation；Industrial wastewater forms uniform and thin liquid film outside pipe, increases the contact area of waste water and gas phase, improves the separative efficiency of volatile organic matter.
Description
Technical field
The invention belongs to field of industrial waste water treatment, and in particular to the separation dress of volatile organic matter in a kind of industrial wastewater
It sets and method.
Background technology
With the rapid development of China's industry, industrial wastewater displacement dramatically increases year by year.Containing a large amount of in industrial wastewater
Volatile organic matter, wherein most representative is benzene type organic and phenol organic matter, this type organic toxicity is big, pollution
Range is wide.Industrial wastewater can cause environment seriously to pollute, or even endanger animal and health without processing direct emission.
For this purpose, China has promulgated relevant law：《The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution》, it is desirable that processing or recycling industrial production
The volatile organic matter generated in each technique.Current existing useless Organic substance in water separation method mainly has：
1. bioanalysis：Organic matter degradation in sewage is converted to harmless object by this method by the metabolism of microorganism
Matter.Although the method processing equipment is simple, operating cost is low, and does not generate secondary pollution in the whole process, its is general
Property it is not strong, it not only has water quality certain requirement, meanwhile, noxious material therein can also make microorganism poisoning even dead.
2. chemistry redox method：This method is to be converted to useless Organic substance in water in other using oxidant or reducing agent
Between product.Although the method equipment is easy to operate, automation easy to implement, convenient for recycling valuable intermediate material, have
The intermediate product that machine object is generated by redox may be more stronger than the toxicity of original organic matter.
3. physical-chemical process：This method removes the organic matter in waste water by extraction, absorption, air lift and evaporative crystallization.This
Although method stablizes the adaptable of water quality, outlet effect, the cost of equipment needed for this method and daily running expense
It is higher.
The separation method generally existing processing cost of volatile organic matter is high in existing waste water, requires influent quality
The shortcomings of height, intermediate product strong toxicity.Therefore, it is necessary to break away from existing treatment technology thinking, a kind of completely new waste water is developed
Middle volatile organic matter isolation technics.
Invention content
The present invention is for overcome the deficiencies in the prior art, to provide volatile organic matter separator and side in a kind of waste water
Method.
What the technical solution that the present invention uses was realized in：
The separator of volatile organic matter in waste water of the present invention, it is characterised in that waved in a kind of waste water
Hair property organic matter separator include：Front-end end enclosure (1), two flow hydroeciums (2), front tube sheet (3), shell (4), spray tube
(5), hydroecium (8), rear end end socket (9) after heat-exchanging tube bundle (6), back tube sheet (7), a flow；
Heat-exchanging tube bundle (6) of the present invention totally seven row's heat exchanger tube, pipe both ends be separately fixed at front tube sheet (3) and after
On tube sheet (7), and arranged at positive triangle；
Spray tube (5) both ends of the present invention seal and are separately fixed on front tube sheet (3) and back tube sheet (7), position
With heat-exchanging tube bundle (6) face；
Two flows hydroecium (2) lower end of the present invention is connected with U-tube (17)；
Two flows hydroecium (2) of the present invention is fixed with front tube sheet (3), and tube bank is divided into two groups, first three row constitutes two
Flow, rear four row constitute a flow；
Hydroecium (8) lower end is connected with U-tube (18) after a flow of the present invention；
Hydroecium (8) and back tube sheet (7) are fixed after a flow of the present invention；
Back tube sheet (3) of the present invention is provided with through-hole (15)；
Back tube sheet (7) of the present invention is provided with through-hole (16)；
Front-end end enclosure (1) upper end of the present invention is equipped with steam inlet (10), and lower end goes out equipped with front-end end enclosure condensed water
Mouth (11)；
Shell (4) of the present invention is equipped with the wastewater outlet (12) after preheating degassing；
Rear end end socket (9) of the present invention goes out equipped with volatile organic matter gas vent (13) with rear end end socket condensed water
Mouth (14).
Another technical solution of the present invention is that above-mentioned U-tube (17) water inlet is higher 40mm than water outlet.
Another technical solution of the present invention is above-mentioned U-tube (18) water inlet than water outlet bottom 60mm.
Separator of the present invention using volatile organic matter in waste water carries out volatile organic matter in waste water
Separation method, it is characterised in that the separation method is：
1), steam condenses：Negative pressure steam enters device by steam inlet (10), and steam first passes around one in heat exchange tube
Flow is condensed, and is condensed the condensed water of the formation hydroecium (8) after a flow and is discharged to rear end end socket (9) shell by U-tube (18)
It is interior, it is discharged through rear end end socket condensation-water drain (14) after.It is condensed into two flows by the uncooled steam of a flow,
The condensed water that condensation is formed is discharged to by U-tube (17) in front-end end enclosure (1) shell through two flow hydroeciums (2), then by preceding end seal
Head condensation-water drain (11) is discharged；
2), wastewater through organic matter detaches：Industrial wastewater enters spray tube (5) and is sprayed, the outer wall in heat-exchanging tube bundle (6)
Uniform and thin liquid film is formed, liquid film absorbs the latent heat of vaporization that water vapour condensation is released, and realizes organic matter separation and waste water preheating,
Waste water after separation is discharged through wastewater outlet (12), and the organic gas evaporated from waste water is discharged to rear end by through-hole (15)
In end socket (9) shell, finally extracted out through volatile organic matter gas vent (13) by air extractor.
Steam inlet amount and influent waste water amount of the present invention can only complete warm in a device according to waste water and
Generation steam is not evaporated to be adjusted.
The required Preheated steam saturation temperature of the present invention is：45 DEG C~50 DEG C, pipe is interior to pass through through-hole (15) phase with outside pipe
Even, negative pressure steam ensures that device is run under condition of negative pressure by waste water liquid film model outside pipe in managing.
After waste water enters apparatus of the present invention shell space after water pump boosts under room temperature, wastewater pressure is reduced to negative pressure, gives up
The solubility of volatile organic matter is greatly lowered in water, complete to make volatile organic matter in waste water escape in gaseous form
At separation process.
It is an advantage of the invention that it will be apparent that being mainly manifested in：
1, industrial wastewater forms uniform and thin liquid film in the outer wall of heat exchanger tube, increases contact of the industrial wastewater with gas phase
Area is easy to volatile organic matter and escapes in gaseous form；
2, the present invention does not need additional equipment and investment, point of low boiling point volatile organic matter in realizing industrial wastewater
From while complete waste water preheating；
3, separative efficiency of the present invention is high, and separative efficiency reaches 89%.
The present invention can be widely popularized in the fields such as separation of volatile organic matter in industrial wastewater based on the above reasons.
Description of the drawings
The present invention shares 3 width figures, wherein：
Attached drawing 1 be the present invention specific implementation mode in waste water volatile organic matter separator sectional view.
Attached drawing 2 be the present invention specific implementation mode in front tube sheet structural schematic diagram.
Attached drawing 3 be the present invention specific implementation mode in back tube sheet structural schematic diagram.
Specific implementation mode
The present invention is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1-Figure 3, in a kind of waste water volatile organic matter separator, including：It is front-end end enclosure (1), second-rate
Hydroecium (8) after journey hydroecium (2), front tube sheet (3), shell (4), spray tube (5), heat-exchanging tube bundle (6), back tube sheet (7), a flow,
Rear end end socket (9)；Totally seven row's heat exchanger tubes, pipe both ends are separately fixed on front tube sheet (3) and back tube sheet (7) heat-exchanging tube bundle (6),
And it is arranged at positive triangle；Spray tube (5) both ends seal and be separately fixed on front tube sheet (3) and back tube sheet (7), position with change
Heat pipe bundle (6) face；Two flow hydroecium (2) lower ends are connected with U-tube (17)；Two flow hydroeciums (2) are fixed with front tube sheet (3),
Tube bank is divided into two groups, first three row constitutes two flows, and rear four row constitutes a flow；Hydroecium (8) lower end is connected with U-tube after one flow
(18)；Hydroecium (8) and back tube sheet (7) are fixed after one flow；Back tube sheet (3) is provided with through-hole (15)；Back tube sheet (7) is provided with through-hole
(16)；Front-end end enclosure (1) upper end is equipped with steam inlet (10), and lower end is equipped with front-end end enclosure condensation-water drain (11)；Shell (4) is set
Wastewater outlet (12) after thering is preheating to deaerate；Rear end end socket (9) is equipped with volatile organic matter gas vent (13) and rear end end socket
Condensation-water drain (14).U-tube (17) water inlet is higher 40mm than water outlet；U-tube (18) water inlet is than water outlet bottom 60mm.
Carrying out the separation method of volatile organic matter in waste water using the separator of volatile organic matter in waste water is：
1), steam condenses：Negative pressure steam enters device by steam inlet (10), and steam first passes around one in heat exchange tube
Flow is condensed, and is condensed the condensed water of the formation hydroecium (8) after a flow and is discharged to rear end end socket (9) shell by U-tube (18)
It is interior, it is discharged through rear end end socket condensation-water drain (14) after.It is condensed into two flows by the uncooled steam of a flow,
The condensed water that condensation is formed is discharged to by U-tube (17) in front-end end enclosure (1) shell through two flow hydroeciums (2), then by preceding end seal
Head condensation-water drain (11) is discharged；
2), wastewater through organic matter detaches：Industrial wastewater enters spray tube (5) and is sprayed, the outer wall in heat-exchanging tube bundle (6)
Uniform and thin liquid film is formed, liquid film absorbs the latent heat of vaporization that water vapour condensation is released, and realizes organic matter separation and waste water preheating,
Waste water after separation is discharged through wastewater outlet (12), and the organic gas evaporated from waste water is discharged to rear end by through-hole (15)
In end socket (9) shell, finally extracted out through volatile organic matter gas vent (13) by air extractor.
Ensure that waste water only completes warm in a device by adjusting vapour air inflow and waste water air inflow, does not evaporate generation
Steam.
Required Preheated steam saturation temperature is：45 DEG C~50 DEG C；It is connected by through-hole (15) with outside pipe in pipe, it is negative in pipe
Pressure steam ensures that device is run under condition of negative pressure by waste water liquid film model outside pipe.
After waste water enters apparatus of the present invention shell space after water pump boosts under room temperature, wastewater pressure is reduced to negative pressure, gives up
The solubility of volatile organic matter is greatly lowered in water, complete to make volatile organic matter in waste water escape in gaseous form
At separation process.
Solubility of the toluene under 20 DEG C, normal pressure is 500mg/L, when vapo(u)rous temperature is 50 DEG C, pressure inside device
Power is 12.6KPa, and the solubility of toluene is 52mg/L, separative efficiency 89.5% at this time.
Solubility of the phenol under 20 DEG C, normal pressure is 6700mg/L, when vapo(u)rous temperature is 50 DEG C, pressure inside device
Power is 12.6KPa, and the solubility of phenol is 699mg/L, separative efficiency 89.5% at this time.
Finally it should be noted that：The above example of implementing is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Invention is explained in detail with reference to aforementioned implementation example for pipe, it will be understood by those of ordinary skill in the art that：Its according to
It can so modify to aforementioned each technical solution implemented recorded in example, either to which part or all technical features
Carry out equivalent replacement；And these modifications or replacements, the present invention that it does not separate the essence of the corresponding technical solution is each to implement example
The range of technical solution.
Claims (6)
1. the separator of volatile organic matter in a kind of waste water, it is characterised in that volatile organic matter in a kind of waste water
Separator include：Front-end end enclosure (1), two flow hydroeciums (2), front tube sheet (3), shell (4), spray tube (5), heat-exchanging tube bundle
(6), hydroecium (8), rear end end socket (9) after back tube sheet (7), a flow；
Totally seven row's heat exchanger tubes, pipe both ends are separately fixed on front tube sheet (3) and back tube sheet (7) heat-exchanging tube bundle (6), and
It is arranged at positive triangle；
Described spray tube (5) both ends seal and are separately fixed on front tube sheet (3) and back tube sheet (7), position and heat-exchanging tube bundle
(6) face；
Two described flow hydroecium (2) lower ends are connected with U-tube (17)；
The two flow hydroeciums (2) are fixed with front tube sheet (3), and tube bank is divided into two groups, first three row constitutes two flows, rear four row
Constitute a flow；
Hydroecium (8) lower end is connected with U-tube (18) after one flow；
Hydroecium (8) and back tube sheet (7) are fixed after one flow；
The back tube sheet (3) is provided with through-hole (15)；
The back tube sheet (7) is provided with through-hole (16)；
Described front-end end enclosure (1) upper end is equipped with steam inlet (10), and lower end is equipped with front-end end enclosure condensation-water drain (11)；
The shell (4) is equipped with the wastewater outlet (12) after preheating degassing；
The rear end end socket (9) is equipped with volatile organic matter gas vent (13) and rear end end socket condensation-water drain (14).
2. the separator of volatile organic matter in a kind of waste water according to claim 1, it is characterised in that described is U-shaped
It is higher 40mm than water outlet to manage (17) water inlet.
3. the separator of volatile organic matter in a kind of waste water according to claim 1, it is characterised in that described is U-shaped
(18) water inlet is managed than water outlet bottom 60mm.
4. it is organic that a kind of separator using volatile organic matter in waste water described in claim 1 carries out volatility in waste water
The separation method of object, it is characterised in that the separation method is：
1), steam condenses：Negative pressure steam enters device by steam inlet (10), and steam first passes around a flow in heat exchange tube
It is condensed, condenses the condensed water of the formation hydroecium (8) after a flow and be discharged in rear end end socket (9) shell by U-tube (18), with
It is discharged by rear end end socket condensation-water drain (14)；It is condensed, is condensed into two flows by the uncooled steam of a flow
The condensed water of formation is discharged to by U-tube (17) in front-end end enclosure (1) shell through two flow hydroeciums (2), then cold by front-end end enclosure
Condensate exports (11) discharge；
2), wastewater through organic matter detaches：Industrial wastewater enters spray tube (5) and is sprayed, and is formed in the outer wall of heat-exchanging tube bundle (6) thin
And uniform liquid film, liquid film absorb the latent heat of vaporization that water vapour condensation is released, and realize organic matter separation and waste water preheating, after separation
Waste water be discharged through wastewater outlet (12), the organic gas evaporated from waste water is discharged to rear end end socket by through-hole (15)
(9) it in shell, is finally extracted out through volatile organic matter gas vent (13) by air extractor.
5. the separator according to claim 4 using volatile organic matter in waste water described in claim 1 carries out
The separation method of volatile organic matter in waste water, it is characterised in that：Steam inlet amount and influent waste water amount can filled according to waste water
Warm is only completed in setting to be adjusted without evaporating generation steam.
6. the separator according to claim 4 using volatile organic matter in waste water described in claim 1 carries out
The separation method of volatile organic matter in waste water, it is characterised in that：Required Preheated steam saturation temperature is：45 DEG C~50 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155691.0A CN108328681A (en) | 2018-02-23 | 2018-02-23 | Volatile organic matter separator and method in a kind of waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155691.0A CN108328681A (en) | 2018-02-23 | 2018-02-23 | Volatile organic matter separator and method in a kind of waste water |
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| Publication Number | Publication Date |
|---|---|
| CN108328681A true CN108328681A (en) | 2018-07-27 |
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ID=62929756
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810155691.0A Pending CN108328681A (en) | 2018-02-23 | 2018-02-23 | Volatile organic matter separator and method in a kind of waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109970132A (en) * | 2019-04-22 | 2019-07-05 | 北京金隅红树林环保技术有限责任公司 | The method and system of benzene homologues in a kind of removal underground sewage |
| CN113587682A (en) * | 2021-07-12 | 2021-11-02 | 北京今大禹环境技术股份有限公司 | Heating device for evaporation treatment of high-salinity high-organic-matter wastewater |
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| CN2480355Y (en) * | 2001-06-15 | 2002-03-06 | 西安交通大学 | Horizontal pipe down film evaporation inner heat reversing type sea water desalination machine |
| JP2005270899A (en) * | 2004-03-26 | 2005-10-06 | Ebara Corp | Water treatment method and apparatus |
| CN101182049A (en) * | 2007-11-23 | 2008-05-21 | 陈伟雄 | Evaporation system for treating refuse leachate |
| CN101885550A (en) * | 2010-07-16 | 2010-11-17 | 大连理工大学 | Multiple-effect horizontal pipe falling film evaporation sea water desalting plant with middle vapor-liquid separation |
| CN205461070U (en) * | 2016-03-15 | 2016-08-17 | 金能科技股份有限公司 | Spout membrane vaporization system |
| CN106745425A (en) * | 2017-01-17 | 2017-05-31 | 北京今大禹环境技术股份有限公司 | A kind of efficient tube type falling liquid film steam raising plant for desalinization |
-
2018
- 2018-02-23 CN CN201810155691.0A patent/CN108328681A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480355Y (en) * | 2001-06-15 | 2002-03-06 | 西安交通大学 | Horizontal pipe down film evaporation inner heat reversing type sea water desalination machine |
| JP2005270899A (en) * | 2004-03-26 | 2005-10-06 | Ebara Corp | Water treatment method and apparatus |
| CN101182049A (en) * | 2007-11-23 | 2008-05-21 | 陈伟雄 | Evaporation system for treating refuse leachate |
| CN101885550A (en) * | 2010-07-16 | 2010-11-17 | 大连理工大学 | Multiple-effect horizontal pipe falling film evaporation sea water desalting plant with middle vapor-liquid separation |
| CN205461070U (en) * | 2016-03-15 | 2016-08-17 | 金能科技股份有限公司 | Spout membrane vaporization system |
| CN106745425A (en) * | 2017-01-17 | 2017-05-31 | 北京今大禹环境技术股份有限公司 | A kind of efficient tube type falling liquid film steam raising plant for desalinization |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109970132A (en) * | 2019-04-22 | 2019-07-05 | 北京金隅红树林环保技术有限责任公司 | The method and system of benzene homologues in a kind of removal underground sewage |
| CN113587682A (en) * | 2021-07-12 | 2021-11-02 | 北京今大禹环境技术股份有限公司 | Heating device for evaporation treatment of high-salinity high-organic-matter wastewater |
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Application publication date: 20180727 |