CN102701306A - Saline wastewater treatment equipment - Google Patents
Saline wastewater treatment equipment Download PDFInfo
- Publication number
- CN102701306A CN102701306A CN2012102132932A CN201210213293A CN102701306A CN 102701306 A CN102701306 A CN 102701306A CN 2012102132932 A CN2012102132932 A CN 2012102132932A CN 201210213293 A CN201210213293 A CN 201210213293A CN 102701306 A CN102701306 A CN 102701306A
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- Prior art keywords
- storehouse
- pipe
- thermal medium
- treatment facility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention is applied to the technical field of wastewater treatment, and provides saline wastewater treatment equipment. The saline wastewater treatment equipment comprises a wastewater evaporation bin and a thermal medium bin, wherein the wastewater evaporation bin is used for loading wastewater, the thermal medium bin is coated at the periphery of the wastewater evaporation bin, one end of the wastewater evaporation bin is communicated with a water inlet pipe, the bottom of the wastewater evaporation bin is communicated with a drainage pipe, the top of the wastewater evaporation bin is communicated with a steam output pipe, the water inlet pipe is provided with a water inlet valve, the drainage pipe is also provided with a drainage valve, the top of the thermal medium bin is also provided with a medium feeding pipe, and the bottom of the thermal medium bin is communicated with a solar collection pipe. Aiming at problems that the traditional evaporator is high in energy consumption with air pollution, pure solar energy serves as a hot source, and the saline wastewater is evaporated and crystallized. The saline wastewater treatment equipment is simple in structure and has good practical effect, a large amount of resources can be saved, environment is prevented from being polluted, and the saline wastewater treatment equipment can be widely applied to industries of saline wastewater treatment, sea water desalination and garbage leachate treatment.
Description
Technical field
The invention belongs to technical field of waste water processing, relate in particular to a kind of brine waste treatment facility.
Background technology
In industrial process; Usually can run into the problem of wastewater treatment; International community's environmental pollution problem is more paid attention to, and trade effluent can not directly enter rivers, particularly handles to high-salt wastewater; Present high-salt wastewater intractability is big and running cost is high, is unfavorable for the enthusiasm of enterprise to environment protection treating.The current conventional evaporator that generally adopts is carried out wastewater treatment; Concrete; Utilize coal firing boiler heating water to generate high-temperature vapor, high-temperature water vapor flows to vaporizer through vapour pump, by vaporizer waste water is heated; And under negative pressure state, carry out the evaporative crystallization concentration, reach the purpose of handling high-salt wastewater.
Because this conventional evaporator need consume the hot steam that a large amount of coal resources produce q.s, so running cost is very high, coal can be supervened gases such as CO2, SO2 in combustion processes simultaneously, can pollute atmospheric environment.The vaporizer of this high running cost should consume a large amount of coal resources, again atmospheric environment is caused severe contamination, is badly in need of improving.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of brine waste treatment facility, it is high to be intended to solve existing vaporizer running cost, needs to consume a large amount of coal resources, and can cause the technical problem of severe contamination to atmospheric environment.
The present invention is achieved in that a kind of brine waste treatment facility comprises: be used for the waste water evaporation storehouse and the thermal medium storehouse that is wrapped in periphery, said waste water evaporation storehouse of splendid attire waste water, an end in said waste water evaporation storehouse is communicated with water inlet pipe; The bottom is communicated with blow-off pipe; The top is communicated with steam output pipe, and said water inlet pipe is provided with water intaking valve, also is provided with wash water valve on the said blow-off pipe; The top in said thermal medium storehouse also is provided with medium supply pipe, and the bottom is communicated with solar energy heat collection pipe.
The invention has the beneficial effects as follows: in embodiments of the present invention, trade effluent gets into waste water evaporation storehouse through water inlet pipe, and thermal medium is equipped with thermal medium in the storehouse; Solar energy heat collection pipe heats thermal medium; The thermal medium that heats up heats the brine waste in the waste water evaporation storehouse, and the water vapour that wherein generates is discharged from steam output pipe, when brine waste evaporation arrival requires; Evaporation concentration liquid is discharged from blow-off pipe, accomplished the evaporative crystallization of brine waste like this and handled; The invention provides a kind of brine waste treatment facility, is the evaporative crystallization processing that thermal source is accomplished brine waste with sun power, because sun power is the inexhaustible pure energy; Can not impact handling waste water environment; Running cost is very low, and at present in field of waste water treatment, not occurring with sun power is that the energy carries out the equipment that the waste water evaporative crystallization is handled; The present invention can replace conventional evaporator, is with a wide range of applications.
Description of drawings
Fig. 1 is the front view of a kind of brine waste treatment facility of providing of the embodiment of the invention;
Fig. 2 is the left view of doing of a kind of brine waste treatment facility of providing of the embodiment of the invention;
Fig. 3 is the thermal medium storehouse that provides of the embodiment of the invention and the position view of solar energy collector;
Fig. 4 is the position view of the reflector that provides of the embodiment of the invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
For technical scheme of the present invention is described, describe through specific embodiment below.
Fig. 1 and Fig. 2 show the main TV structure and the left TV structure of the brine waste treatment facility that the embodiment of the invention provides respectively, only show the part relevant with the embodiment of the invention for the ease of explanation.
See figures.1.and.2; The brine waste treatment facility that the embodiment of the invention provides comprises waste water evaporation storehouse 1 that is used for splendid attire waste water and the thermal medium storehouse 2 that is wrapped in 1 periphery, said waste water evaporation storehouse; One end in said waste water evaporation storehouse 1 is communicated with water inlet pipe 3, and the bottom is communicated with blow-off pipe 4, and the top is communicated with steam output pipe 5; Said water inlet pipe 3 is provided with water intaking valve 31; Also be provided with wash water valve 41 on the said blow-off pipe 4, the top in said thermal medium storehouse 2 also is provided with medium supply pipe 21, and the bottom is communicated with solar energy heat collection pipe 22.
When specifically using this equipment, step is following:
At first close wash water valve 41, open water intaking valve 31, make brine waste to get into waste water evaporation storehouse 1, after brine waste reaches the setting water yield, close water intaking valve 31 through water inlet pipe 3;
To thermal medium storehouse 2, inject the thermal medium of q.s again from medium supply pipe 21, close the replenishvalve on the medium supply pipe, also fill with thermal medium in the solar energy heat collection pipe 22 this moment; Solar energy heat collection pipe 22 absorbs sunshine; Be heated back come-up of the thermal medium at thermal-collecting tube sunny side place gets into thermal medium storehouse 2, and the low-temperature heat mediums in the thermal medium storehouse 2 get into the thermal-collecting tube back, along with the thermal medium come-up at thermal-collecting tube sunny side place; Float to the sunny side place on the thermal medium at thermal-collecting tube back place; Thermal medium continues the heating come-up like this, and through this thermal conduction heating cycle, the thermal medium in the thermal medium storehouse 2 progressively heats up; Thermal medium includes but not limited to thermal oil described in the present embodiment, and various heat conduction, the heating liquids of can being used for are all within protection scope of the present invention, such as clear water, ethanol or the like;
The heated while of thermal medium in the thermal medium storehouse 2; Thermal medium heats the brine waste in the waste water evaporation storehouse 1; The gasification of being heated of moisture in the brine waste, water vapour are discharged from steam output pipe 5 and are got into given place, such as vapor collection setup or directly discharge;
At last, when brine waste evaporation reaches predetermined the requirement, open the wash water valve 41 of bottom, waste water evaporation storehouse, the liquid concentrator that generates of evaporating is discharged from blow-off pipe 4 and is inserted in the specified pond for recovering.
Present embodiment absorbs sun power through solar energy heat collection pipe; As thermal source brine waste being carried out evaporative crystallization with sun power handles; Running cost is low, can practice thrift ample resources, can not impact in the brine waste treating processes environment yet, and good waste water treatment effect.
In order to accelerate the moisture evaporation in the brine waste,, also be provided with negative pressure steam control valve 51 and vacuum pump 52 on the said steam output pipe 5 successively further as preferred embodiment.Through opening negative pressure steam control valve 51; Start vacuum pump 52, vacuum pump 52 is extracted air in the waste water evaporation storehouses 1 out and is made in the storehouse negative pressure state for setting, the boiling point lowering of brine waste in the storehouse like this; When brine waste is heated; Moisture wherein will soon gasify, and water vapour is extracted out by vacuum pump 52 simultaneously, enters and formulates the place.
Brine waste in the waste water evaporation storehouse 1 is when being heated evaporation; May produce bubble; Bubble follows water vapour to get into steam output pipe 5, because bubble is brine waste equally, and may corrosive vapor output tube 5; Separate out crystal, easy blocking negative pressure steam control valve 51 behind the bubble crystallisation by cooling simultaneously.For this reason; As preferred embodiment; In embodiments of the present invention, the superjacent air space in said waste water evaporation storehouse 1 is provided with and is used to prevent the froth breaker 11 of bubble from steam output pipe 5 eliminatings, when in waste water evaporation storehouse 1, injecting brine waste; The liquid level of brine waste can not be higher than said froth breaker 11, could realize their defoaming function like this.
Further as preferred embodiment, also be provided with medium replenishvalve 26 on the said medium supply pipe 21, the top in said thermal medium storehouse 2 also is provided with and is used to keep storehouse internal pressure constant SV 23.After in thermal medium storehouse 2, injecting thermal medium and finish through medium supply pipe 21, close said medium replenishvalve 26, along with thermal medium is heated, the air pressure in the thermal medium storehouse 2 increase, and the elevation of boiling point of thermal medium more helps heating brine waste; Simultaneously SV 23 is set, can guarantees that thermal medium storehouse internal gas pressure maintains constant atmospheric pressure value, prevent that air pressure is excessive to meet accident at the top in thermal medium storehouse 2.
Inject thermal medium in order to reach robotization, the top in said thermal medium storehouse 2 also is provided with the liquid level sensor that is used to detect the liquid level storehouse in and control agent replenishvalve 26 folding conditions and pops one's head in 24.In the thermal medium storehouse, inject thermal medium, liquid level raises gradually in the storehouse, when liquid level sensor probe 24 touches thermal medium; Can send a control command automatically and close said medium replenishvalve 26; Along with thermal medium is heated evaporation, thermal medium overflows from SV 23, and liquid level descends in the storehouse; Liquid level sensor probe 24 sends control command automatically and opens said medium replenishvalve 26; In the thermal medium storehouse, replenish a certain amount of thermal medium, like this through thermal medium supply cycle control, can be so that the thermal medium in the thermal medium storehouse keeps constant.
Further as preferred embodiment, the outside in said thermal medium storehouse 2 also is enclosed with thermal insulation layer 6, the said thermal insulation layer 6 outer shells 7 that are provided with.In embodiments of the present invention, thermal insulation layer can prevent that the heat in the thermal medium storehouse 2 scatters and disappears, and can obviously improve the heats to brine waste; Simultaneously; Shell 7 is set outside thermal insulation layer 6, when guaranteeing that further heat does not does not scatter and disappear, can also present device receive extraneous collision deformation.
Because the waste water evaporation is marked with a large amount of brine wastes in the storehouse 1; In thermal medium storehouse 2, keep stable in order to fix waste water evaporation storehouse 1; In embodiments of the present invention; Be provided with the isolation mount 25 that is used for fixing waste water evaporation storehouse 1 in the said thermal medium storehouse 2, said isolation mount 25 is positioned at the right ends and the both sides, front and back in waste water evaporation storehouse 1.
As shown in Figure 3; Further for shortening heat medium heat-up time and brine waste evaporation time; Here solar energy heat collection pipe 22 is set to two rows; The both sides and the ground that lay respectively at thermal medium storehouse 2 are angled, have increased the sunlight receiving area of solar energy heat collection pipe like this, can shorten the brine waste treatment time.Further; As shown in Figure 4; Near solar energy heat collection pipe, reflector 8 is set in face of the sunlight direction; Sunshine impinges upon on the solar energy heat collection pipe 22 after through reflector 8 reflection, like this through increase irradiation of sunlight area rapid heating thermal medium more, thus the shortening brine waste treatment time.
Verify the brine waste treatment effect of the embodiment of the invention below through concrete Test Example.
At first close wash water valve 41, opening water intaking valve 31, in waste water evaporation storehouse 1, injecting 1 ton of 10%NaCl brine waste, in thermal medium storehouse 2, injecting thermal medium (thermal oil); Thermal medium storehouse 2 is an atmospheric pressure state, and according to heat-conduction principle, thermal medium is recycled heating in solar energy heat collection pipe 22; Wherein thermal medium pipe 22 is divided into two rows, lays respectively at the both sides in thermal medium storehouse 2, and the total area is 100 square metres; Through vacuum pump 52, make that the air pressure in the waste water evaporation storehouse 1 is 0.2 ~ 0.3 standard atmospheric pressure, under 35 degrees centigrade of noon sun irradiations; Can 1 ton NaCl brine waste in the storehouse be evaporated through 1 hour, open wash water valve 41 again, evaporation concentration liquid is discharged; The evaporation concentration liquid here is the NaCl xln, can it be recycled.
Therefore can find out from above-mentioned Test Example; The brine waste treatment facility that the application of the invention provides; Can handle a large amount of brine wastes at short notice; Need not consume coal resources, can not produce dusty gas, can replace existing vaporizer as a very practical brine waste treatment facility.
To sum up, the embodiment of the invention is to existing vaporizer highly energy-consuming and follow the air-polluting problem, the brine waste treatment facility that provides a kind of low power consuming not have pollutent to produce simultaneously; This equipment is thermal source with purified sun power; The brine waste evaporative crystallization is handled, and this device structure is simple, good practical effect, can practice thrift ample resources; Can not pollute, can be widely used in the brine waste process field environment; If seawater is injected waste water evaporation storehouse, the recycle-water steam at the steam output pipe place can be applied to the sea water desaltination process field with present device simultaneously; Moreover; At present percolate there is not good treatment process; Basically all be directly to enter in the soil, can pollute soil like this, as if carrying out evaporation process in the waste water evaporation storehouse that percolate is injected into present device; Also can arrive the good treatment effect, this equipment is equally applicable to the percolate treatment industry.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. brine waste treatment facility; It is characterized in that said equipment comprises the waste water evaporation storehouse (1) that is used for splendid attire waste water and be wrapped in peripheral thermal medium storehouse (2), said waste water evaporation storehouse (1) that an end in said waste water evaporation storehouse (1) is communicated with water inlet pipe (3); The bottom is communicated with blow-off pipe (4); The top is communicated with steam output pipe (5), and said water inlet pipe (3) is provided with water intaking valve (31), also is provided with wash water valve (41) on the said blow-off pipe (4); The top in said thermal medium storehouse (2) also is provided with medium supply pipe (21), and the bottom is communicated with solar energy heat collection pipe (22).
2. a kind of brine waste treatment facility as claimed in claim 1 is characterized in that, also is provided with negative pressure steam control valve (51) and vacuum pump (52) on the said steam output pipe (5) successively.
3. a kind of brine waste treatment facility as claimed in claim 2 is characterized in that, the superjacent air space in said waste water evaporation storehouse (1) also is provided with and is used to prevent the froth breaker (11) of bubble from steam output pipe (5) eliminating.
4. a kind of brine waste treatment facility as claimed in claim 3; It is characterized in that; Also be provided with medium replenishvalve (26) on the said medium supply pipe (21), the top in said thermal medium storehouse (2) also is provided with and is used to keep storehouse internal pressure constant SV (23).
5. a kind of brine waste treatment facility as claimed in claim 4 is characterized in that, the top in said thermal medium storehouse (2) also is provided with the liquid level sensor probe (24) that is used to detect liquid level in the storehouse and control agent replenishvalve (26) folding condition.
6. a kind of brine waste treatment facility as claimed in claim 5 is characterized in that the outside in said thermal medium storehouse (2) also is enclosed with thermal insulation layer (6), the outer shell (7) that is provided with of said thermal insulation layer (6).
7. a kind of brine waste treatment facility as claimed in claim 6 is characterized in that, also is provided with the isolation mount (25) that is used for fixing waste water evaporation storehouse (1) in the said thermal medium storehouse (2).
8. like each described a kind of brine waste treatment facility of claim 1-7, it is characterized in that said solar energy heat collection pipe (22) is two to arrange in a row heat pipe, lays respectively at the both sides of thermal medium storehouse (2).
9. a kind of brine waste treatment facility as claimed in claim 8 is characterized in that, said equipment also comprises and is used for sunshine is reflexed to the reflector (8) on the solar energy heat collection pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102132932A CN102701306A (en) | 2012-06-26 | 2012-06-26 | Saline wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102132932A CN102701306A (en) | 2012-06-26 | 2012-06-26 | Saline wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102701306A true CN102701306A (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102132932A Pending CN102701306A (en) | 2012-06-26 | 2012-06-26 | Saline wastewater treatment equipment |
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| Country | Link |
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| CN (1) | CN102701306A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451725A (en) * | 2016-09-26 | 2017-02-22 | 常州大学 | Solar energy and power-combined inorganic salt solution concentration system |
| CN107012058A (en) * | 2017-05-19 | 2017-08-04 | 贵州省仁怀市茅台镇郑氏酒业有限公司 | One kind pressurization wine-distilling device |
| CN111268755A (en) * | 2020-02-10 | 2020-06-12 | 青岛中石大环境与安全技术中心有限公司 | Device for improving evaporation rate of high-salinity wastewater evaporation pond |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2576704Y (en) * | 2002-07-12 | 2003-10-01 | 姜兴周 | Solar sea-water desalting apparatus |
| CN2936372Y (en) * | 2006-08-18 | 2007-08-22 | 郭德豪 | Pressure reducing evaporator heated by low temperature heat source |
| CN101298636A (en) * | 2008-06-19 | 2008-11-05 | 广东世创金属科技有限公司 | Heat treatment spent liquor salt recovery processing method and apparatus |
| CN201350354Y (en) * | 2009-01-13 | 2009-11-25 | 姜新明 | Evaporated crystallizer |
-
2012
- 2012-06-26 CN CN2012102132932A patent/CN102701306A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2576704Y (en) * | 2002-07-12 | 2003-10-01 | 姜兴周 | Solar sea-water desalting apparatus |
| CN2936372Y (en) * | 2006-08-18 | 2007-08-22 | 郭德豪 | Pressure reducing evaporator heated by low temperature heat source |
| CN101298636A (en) * | 2008-06-19 | 2008-11-05 | 广东世创金属科技有限公司 | Heat treatment spent liquor salt recovery processing method and apparatus |
| CN201350354Y (en) * | 2009-01-13 | 2009-11-25 | 姜新明 | Evaporated crystallizer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451725A (en) * | 2016-09-26 | 2017-02-22 | 常州大学 | Solar energy and power-combined inorganic salt solution concentration system |
| CN107012058A (en) * | 2017-05-19 | 2017-08-04 | 贵州省仁怀市茅台镇郑氏酒业有限公司 | One kind pressurization wine-distilling device |
| CN111268755A (en) * | 2020-02-10 | 2020-06-12 | 青岛中石大环境与安全技术中心有限公司 | Device for improving evaporation rate of high-salinity wastewater evaporation pond |
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Application publication date: 20121003 |