CN102600626A - Cascade highly-dispersed dehydration equipment for strong brine - Google Patents
Cascade highly-dispersed dehydration equipment for strong brine Download PDFInfo
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- CN102600626A CN102600626A CN201210079349XA CN201210079349A CN102600626A CN 102600626 A CN102600626 A CN 102600626A CN 201210079349X A CN201210079349X A CN 201210079349XA CN 201210079349 A CN201210079349 A CN 201210079349A CN 102600626 A CN102600626 A CN 102600626A
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- high dispersive
- strong brine
- chamber
- dehydration equipment
- tandem
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Links
- 239000012267 brine Substances 0.000 title claims abstract description 85
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 85
- 230000018044 dehydration Effects 0.000 title claims abstract description 39
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000012141 concentrate Substances 0.000 claims description 9
- 238000009833 condensation Methods 0.000 abstract description 11
- 230000005494 condensation Effects 0.000 abstract description 11
- 239000006185 dispersion Substances 0.000 abstract description 11
- 150000003839 salts Chemical class 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000000746 purification Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000004083 survival effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 19
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
- 239000007789 gas Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 238000009835 boiling Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000036186 satiety Effects 0.000 description 3
- 235000019627 satiety Nutrition 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention provides cascade highly-dispersed dehydration equipment for strong brine, which is based on special physical and chemical properties of high dispersion. The equipment comprises a highly dispersing chamber, a steam chamber, a condensation area, a concentration area and a water inlet tank for containing the strong brine, wherein the highly dispersing chamber is a cup-shaped structure which is large in the upper part and small in the lower part, the steam chamber is positioned above the highly dispersing chamber, the condensation area is communicated with the steam chamber, a highly dispersing net is arranged at the lower part of the highly dispersing chamber and is connected with a water outlet of a water pump, the condensation area is connected with a vacuum pump, and the water inlet tank encircles the outer part of the condensation area. According to the cascade highly-dispersed dehydration equipment for strong brine, reduction and concentration can be carried out on the strong brine, so that the soluble salt is separated out due to ultra-saturation. The equipment is environment-friendly, energy-saving and high in processing efficiency. According to the invention, not only new equipment is provided for the separation and purification of substance components, but also a new idea and a method are provided for improving the water resource environment for people's survival.
Description
Technical field
The present invention relates to a kind of Industrial Wastewater Treatment equipment, particularly relate to strong brine tandem high dispersive dehydration equipment.
Background technology
In industry production processes such as chemical industry, electric power, oil, pharmacy and metallurgy, there is a large amount of strong brines to discharge; Mainly comprise reverse osmosis concentrated salt solution, circulating cooling system sewerage and boiler blowdown water, contain a large amount of dissolubility inorganic salts in such waste water, salinity can be up to every liter tens grams; If directly with such discharge of wastewater to receiving water body (river, river, lake or sea etc.); Can break the balance of receiving water body, the biotic environment in the receiving water body is damaged, threaten the existence of animal and plant in the water.
At present, the commonly used brine treatment process including multi-effect evaporation, electrodialysis and reverse osmosis, etc. These treatment processes exist not only equipment investment, high costs and poor economic disadvantage, and which produces a high concentration of salt water can not effectively deal with the preclude the use of direct evaporation, not only cause high energy consumption, and easy to scale, resulting in a waste of resources and other shortcomings.
The patent No. is the serial high-dispersion horizontal type ammonia removal equipment of CN201010029012.9; Be to be many characteristics by the fog-like body of the high dispersive of superfine, the liquid grain that varies in size and gas composition according to the solution after the high dispersive; And, confirm repeatedly, so just adopt preferred tandem isolation technics through the several years test; In conjunction with the high score arching pushing, in the flat void tower that crouches, accomplished the effusion and the separating process of ammonia.The gas-water ratio of this process little (500:1 or lower), it be merely the spraying vertical tower 1/4～1/5, blow-off method 1/7 or lower.Adopt the serial high-dispersion horizontal type method, be not only and reduced gas-water ratio; And reduced temperature to removing the influence of ammonia efficient; Also ammonia behind the ammonia is convenient to reclaim and utilization has brought benefit to removing.Equipment investment is few, operating cost also reduces, to environmental protection industry some incomes can also be arranged.
The patent No. is the serial high-dispersion horizontal type ammonia removal equipment of CN201010029012.9, and effect is obvious in handling waste water ammonia-removal process, but it and be not suitable for the strong brine wastewater treatment.
Summary of the invention
The purpose of this invention is to provide a kind of strong brine tandem high dispersive dehydration equipment, it is dense to use this strong brine tandem high dispersive dehydration equipment can the strong brine decrement be carried, and the salt of its solubility is separated out because of satiety.
In order to achieve the above object; Strong brine tandem high dispersive dehydration equipment of the present invention comprises high dispersive chamber, vaporium, condensing zone and enrichment region, and the high dispersive chamber is a up big and down small cup-shaped structure or a barrel shape structure; Enrichment region is positioned at below, high dispersive chamber and communicates with the high dispersive chamber; Vaporium is positioned at top, high dispersive chamber, and condensing zone communicates with vaporium, it is characterized in that: the bottom of high dispersive chamber is equipped with the high dispersive net; The high dispersive net is the aggregate that is assembled by a plurality of high dispersive devices, and the high dispersive net is connected with the delivery port of water pump.
Because the bottom of high dispersive chamber is equipped with the high dispersive net, under the effect of water pump, the high dispersive net is dispersed into small liquid grain to strong brine; According to calculation of thermodynamics in the surface chemistry and experiment confirm: when liquid grain high dispersive when superfine, the vapour pressure of liquid grain is almost 1 ~ 3 times of vapour pressure of synthermal flat liquid level down, the vapour pressure that is to say liquid increases with the increase of decentralization; Thereby utilize the high score arching pushing, and can improve in the steam of liquid system and press, make water in the strong brine under condition than low energy consumption; Form with steam spins off, and gets into vaporium from the high dispersive chamber, gets into the condensing zone condensation by vaporium again; Like this, strong brine obtains decrement and carries densely, and the strong brine of carrying after dense falls after rise at enrichment region; Further circulation or serial connection handle decrement carry dense after, the salt of solubility is separated out because of supersaturation.
Described strong brine tandem high dispersive dehydration equipment, it is characterized in that: condensing zone links to each other with vavuum pump.Because condensing zone communicates with vaporium; Vaporium communicates with the high dispersive chamber again; The negative pressure that vavuum pump work can make vaporium produce reduces the boiling point of the water in the strong brine that high dispersive net branch sheds, and strong brine seethes with excitement more easily; Water vapour is broken away from from strong brine more easily, and the strong brine treatment effeciency is high.
Described strong brine tandem high dispersive dehydration equipment, it is characterized in that: also comprise the inlet water tank of splendid attire strong brine, inlet water tank is enclosed in the condensing zone outside; The steam that enters into condensing zone from vaporium is emitted heat in the condensing zone condensation in condensation process, liberated heat is delivered to inlet water tank; The strong brine temperature of inlet water tank is raise, and suitably the vapour pressure of solution in the improved strong brine system of heating breaks away from water vapour more easily from strong brine; The strong brine treatment effeciency is high, and energy-conservation.
Described strong brine tandem high dispersive dehydration equipment is characterized in that: net formula gas distributor is installed between vaporium and the high dispersive chamber.Net formula gas distributor can stop effectively that the liquid grain of the low decentralization of carrying secretly in the steam gets into vaporium; Good to the steam dispersion effect like decentralized network, the shared ratio of liquid grain of high dispersive is high more, just gas distributor can be installed.
Described strong brine tandem high dispersive dehydration equipment; It is characterized in that: a plurality of strong brine tandem high dispersive dehydration equipment serial connections, the strong brine that concentrates in the enrichment region of previous strong brine tandem high dispersive dehydration equipment are transported to a back strong brine tandem high dispersive dehydration equipment through water pump and continue to handle.Strong brine further concentrates, and the salt of its solubility is separated out because of supersaturation.
Strong brine tandem high dispersive dehydration equipment of the present invention, it is dense to use this strong brine tandem high dispersive dehydration equipment can the strong brine decrement be carried, and the salt that makes its solubility is separated out more energy-conservationly because of satiety, and efficient is high.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the structural representation of the vertical serial connection of a plurality of strong brine tandem high dispersive dehydration equipments.
Fig. 3 is the structural representation of a plurality of strong brine tandem high dispersive dehydration equipment horizontal type serial connections.
The specific embodiment
The explanation of Fig. 1 mark: inlet water tank 1, high-pressure hydraulic pump 2, high dispersive chamber 3, heat tracing cover 4, high dispersive net 5; Enrichment region 6, condensing zone 7, sensor 8, vaporium 9, vavuum pump 10; Net formula gas distributor 11, water storage tank 12, strong brine inlet A, the brine stream outlet B that decrement concentrates.
Referring to Fig. 1; The embodiment of strong brine tandem high dispersive dehydration equipment of the present invention comprises high dispersive chamber 3, vaporium 9, condensing zone 7 and enrichment region 6, and high dispersive chamber 3 is one up big and down small cup-shaped, and enrichment region 6 is positioned at 3 belows, high dispersive chamber; Vaporium 9 is positioned at 3 tops, high dispersive chamber; Condensing zone 7 communicates with vaporium 9, and the bottom of high dispersive chamber 3 is equipped with high dispersive net 5, and high dispersive net 5 is connected with the delivery port of water pump 2.
Because of the high dispersion chamber 3 with high dispersion lower mounting network 5, the role of the pump 2, the high net 5 of brine dispersion dispersed into tiny droplets, depending on the surface chemistry and thermodynamics experiments confirmed: when highly dispersed droplets When the fine liquid particles vapor level is almost the same temperature level of the steam pressure of 1 to 3 times, that is the vapor pressure of the liquid increases with the dispersion, and therefore can be improved by the use of high dispersion liquids within the vapor pressure, so that the brine dispersed network Di high-disperser made of very fine droplets, and these droplets vapor pressure is equal to the external pressure on boiling, boiling droplets becomes water vapor, into the steam room, that water vapor from the high dispersion chamber 3 into the steam chamber 9, and then from the steam chamber 9 into the condensation zone 7 condensation, so that a concentrated brine to obtain reductions, after a concentrated brine concentration zone 6 fall further After such a concentrated reduction treatment, the soluble salt precipitates due to over saturation.
Among the embodiment, condensing zone 7 links to each other with vavuum pump 10.Because condensing zone 7 communicates with vaporium 9; Vaporium 9 communicates with high dispersive chamber 3 again; The negative pressure that vavuum pump 10 work can make vaporium 9 produce reduces the boiling point of the strong brine that the high dispersive net shed in 5 minutes, and strong brine seethes with excitement more easily; Water vapour is broken away from from strong brine more easily, and the strong brine treatment effeciency is high.
Also be provided with the inlet water tank 1 of splendid attire strong brine in the strong brine tandem high dispersive dehydration equipment, inlet water tank 1 is enclosed in condensing zone 7 outsides, and the steam that enters into condensing zone 7 from vaporium 9 is in condensing zone 7 condensations; In condensation process, emit heat, liberated heat is delivered to inlet water tank 1, and the strong brine temperature of inlet water tank 1 is raise; The vapour pressure of solution in the improved strong brine system that suitably heats; Water vapour is broken away from from strong brine more easily, and the strong brine treatment effeciency is high, and environmental protection and energy saving.
Net formula gas distributor 11 is installed between vaporium 9 and the high dispersive chamber 3.Net formula gas distributor can stop effectively that the liquid grain of the low decentralization of carrying secretly in the steam gets into vaporium 9.
The periphery of strong brine tandem high dispersive dehydration equipment of the present invention is that inlet water tank 1, strong brine elder generation are transported to inlet water tank 1 from strong brine inlet A and are preheating to suitable temperature; Send in the high dispersive net 5 of high dispersive chamber 3 through water pump 2 through the connecting pipe of its underpart, heat tracing cover 4 is positioned at around the high dispersive chamber 3 again, to 3 insulations of high dispersive chamber; Impel the droplet evaporation rate of high dispersive net 5 ejections to accelerate; Water pump 2 by connecting makes the solution high dispersive, the solution dehydration by evaporation in the solution; Remaining liquid then forms concentrated solution, stays in the enrichment region 6.Through vavuum pump l0 to vacuumizing in the high dispersive chamber 3; Make and form negative pressure in the container; Make steam and liquid grain mixture, rise to the net formula gas distributor 11 on 3 tops, high dispersive chamber rapidly, fall after rise behind the liquid grain collision net formula gas distributor l1 of low decentralization through high dispersive; Steam then passes entering steaming almost chamber 9 from the aperture of net formula gas distributor l1, gets into steaming condensing zone 7 again and forms condensate liquid.Condensing zone 7 is between heat tracing cover 4 and inlet water tank l, and it and heat tracing have thermal insulating warm-keeping layer between overlapping 4, and the waste heat of condensing zone 7 also can be used to the strong brine of inlet water tank 1 is carried out preheating.Apparatus of the present invention also are provided with the control system, can control the required temperature-controlling system of the water pump 2 of high dispersive net 5, the vavuum pump 10 that vacuumizes and heating jacket 4.Sensor 8 is linked to each other with condensing zone 7 by pipeline, can predict the salinity or the electrical conductivity of condensed waters in the condensing zone 7, if the salinity of surveying up to standard, then open magnetic valve and make condensed water be injected into water storage tank 12.In the enrichment region 6 liquid level gauge is housed, when liquid level rose to enrichment region 6 tops, control water pump 2 stopped, and opens bottom valve and vaporium 9 valves simultaneously, and the solution in the enrichment region 6 is discharged from the brine stream outlet B that decrement concentrates; When if concentration is not up to standard, can carries out the next stage high dispersive to it and handle.
Referring to Fig. 2, the vertical serial connection of a plurality of strong brine tandem high dispersive dehydration equipments, the strong brine that concentrates in the enrichment region 6 of previous strong brine tandem high dispersive dehydration equipment is transported to a back strong brine tandem high dispersive dehydration equipment through high-pressure hydraulic pump 2 to be continued to handle.Strong brine further concentrates, and the salt of its solubility is separated out because of supersaturation.
Referring to Fig. 3, a plurality of strong brine tandem high dispersive dehydration equipment horizontal type serial connections, the strong brine that concentrates in the enrichment region 6 of previous strong brine tandem high dispersive dehydration equipment is transported to a back strong brine tandem high dispersive dehydration equipment through high-pressure hydraulic pump 2 to be continued to handle.Strong brine further concentrates, and the salt of its solubility is separated out because of supersaturation.
Strong brine tandem high dispersive dehydration equipment of the present invention, it is dense to use this strong brine tandem high dispersive dehydration equipment can the strong brine decrement be carried, and the salt of its solubility is separated out because of satiety; Environmental protection and energy saving; And treatment effeciency is high, and it apply is to improving the trade effluent treatment effeciency; Energy savings consumes, and preserving the ecological environment has great significance.
Claims (5)
1. strong brine tandem high dispersive dehydration equipment comprises high dispersive chamber, vaporium, condensing zone and enrichment region, and the high dispersive chamber is a up big and down small cup-shaped structure or a barrel shape structure; Enrichment region is positioned at below, high dispersive chamber and communicates with the high dispersive chamber; Vaporium is positioned at top, high dispersive chamber, and condensing zone communicates with vaporium, it is characterized in that: the indoor high dispersive net that is equipped with of high dispersive; The high dispersive net is the aggregate that is assembled by a plurality of high dispersive devices, and the high dispersive net is connected with the delivery port of water pump.
2. strong brine tandem high dispersive dehydration equipment according to claim 1, it is characterized in that: condensing zone links to each other with vavuum pump.
3. strong brine tandem high dispersive dehydration equipment according to claim 1, it is characterized in that: also comprise the inlet water tank of splendid attire strong brine, inlet water tank is enclosed in the condensing zone outside.
4. strong brine tandem high dispersive dehydration equipment according to claim 1 is characterized in that: net formula gas distributor is installed between vaporium and the high dispersive chamber.
5. strong brine tandem high dispersive dehydration equipment according to claim 1; It is characterized in that: a plurality of strong brine tandem high dispersive dehydration equipment serial connections, the strong brine that concentrates in the enrichment region of previous strong brine tandem high dispersive dehydration equipment are transported to a back strong brine tandem high dispersive dehydration equipment through water pump and continue to handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079349.XA CN102600626B (en) | 2012-03-23 | 2012-03-23 | Cascade highly-dispersed dehydration equipment for strong brine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079349.XA CN102600626B (en) | 2012-03-23 | 2012-03-23 | Cascade highly-dispersed dehydration equipment for strong brine |
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| Publication Number | Publication Date |
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| CN102600626A true CN102600626A (en) | 2012-07-25 |
| CN102600626B CN102600626B (en) | 2014-04-02 |
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| CN201210079349.XA Expired - Fee Related CN102600626B (en) | 2012-03-23 | 2012-03-23 | Cascade highly-dispersed dehydration equipment for strong brine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106745422A (en) * | 2016-12-22 | 2017-05-31 | 重庆淼森环保工程有限公司 | The processing method of strong brine concentrate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101205086A (en) * | 2006-12-21 | 2008-06-25 | 天津科技大学 | Seawater Desalination Concentrated Brine Vacuum Membrane Distillation Process |
| US20090114214A1 (en) * | 2007-10-30 | 2009-05-07 | Roquette Freres | Process for the evapocrystallization of maltitol |
| CN101774658A (en) * | 2010-01-18 | 2010-07-14 | 武汉科梦科技发展有限公司 | Serial high-dispersion horizontal type ammonia removal equipment |
| CN202519057U (en) * | 2012-03-23 | 2012-11-07 | 胡治邠 | Cascade high-dispersion dewatering device of strong brine |
-
2012
- 2012-03-23 CN CN201210079349.XA patent/CN102600626B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101205086A (en) * | 2006-12-21 | 2008-06-25 | 天津科技大学 | Seawater Desalination Concentrated Brine Vacuum Membrane Distillation Process |
| US20090114214A1 (en) * | 2007-10-30 | 2009-05-07 | Roquette Freres | Process for the evapocrystallization of maltitol |
| CN101774658A (en) * | 2010-01-18 | 2010-07-14 | 武汉科梦科技发展有限公司 | Serial high-dispersion horizontal type ammonia removal equipment |
| CN202519057U (en) * | 2012-03-23 | 2012-11-07 | 胡治邠 | Cascade high-dispersion dewatering device of strong brine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106745422A (en) * | 2016-12-22 | 2017-05-31 | 重庆淼森环保工程有限公司 | The processing method of strong brine concentrate |
| CN106745422B (en) * | 2016-12-22 | 2018-11-13 | 重庆淼森环保工程有限公司 | The processing method of strong brine concentrate |
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| CN102600626B (en) | 2014-04-02 |
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