CN202107591U - High-density organic and/or inorganic wastewater zero emission system - Google Patents
High-density organic and/or inorganic wastewater zero emission system Download PDFInfo
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- CN202107591U CN202107591U CN2011202225302U CN201120222530U CN202107591U CN 202107591 U CN202107591 U CN 202107591U CN 2011202225302 U CN2011202225302 U CN 2011202225302U CN 201120222530 U CN201120222530 U CN 201120222530U CN 202107591 U CN202107591 U CN 202107591U
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- distillate
- wastewater zero
- inorganic wastewater
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- high dense
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Abstract
The utility model discloses a high-density organic and/or inorganic wastewater zero emission system. The high-density organic and/or inorganic wastewater zero emission system comprises a dash adjustment tank, a mechanical vapor recompression evaporation system, a distillate treatment system and a solid-liquid separating device, wherein the dash adjustment tank, the mechanical vapor recompression evaporation system and the distillate treatment system are connected in sequence; and the solid-liquid separating device is connected with the mechanical vapor recompression evaporation system and the dash adjustment tank; and the mechanical vapor recompression evaporation system comprises a pre-heater, an evaporator, a separator and a compressor. Through the adoption of the present most-advanced mechanical vapor recompression evaporation technology, the energy consumption and the operating cost are low; the treatment technology has a very extensive application range and is insusceptible to the limitation of pollutant variety and density and is suitable for high-density organic wastewater, high-density inorganic wastewater or high-density organic and inorganic composite wastewater; and the operation is steady and the treatment effect is good.
Description
Technical field
The utility model relates to field of waste water treatment, is specifically related to the high dense organic and/or inorganic wastewater treatment system of a kind of less energy-consumption, low operating cost.
Background technology
High dense organic and/or inorganic wastewater, as: percolate, paper waste, dyeing waste water etc., because complicated component; Pollutant levels are high; Intractability is big, not only will consider the validity and the stability of treatment process, also must consider the economic rationality of its treatment process.Present treatment technology mainly contains: biologic treating technique, materialization treatment technology, membrane technology, soil processing, evaporation process technology etc.Patent " the long vegetative cover treatment method of filling out the mountain range landfill percolate " adopts the removal of microorganisms pollutent in soil particle and the soil; This kind method is with low cost, but floor space is big, and treatment effect is bad; Treatment Stability is difficult to guarantee, and might causes heavy metal ion enrichment in soil; Patent " a kind of harnessing consumer waste landfill percolate method and system " adopts ammonia stripping, coagulating sedimentation, biological treatment and film to handle the method that combines, this kind method complex process, and occupation area of equipment is big and processing costs is not low; What patent " technology of catalytic wet oxidation treatment of high concentration organic waste water " adopted is the chemical catalytic oxidation method, and this kind method can be carried out advanced treatment to organic wastewater with high concentration, but its treatment process needs the condition of HTHP, with high costs; Patent " Propylene oxide factory effluent processing method and multi-effect evaporation plant " adopts the method for multiple-effect evaporation to handle high dense inorganic salt waste water; This kind method can be handled the dense inorganic wastewater of the reluctant height of common biochemical method; But its energy consumption is bigger, and working cost is higher.
The utility model content
For the shortcoming and deficiency that overcome above-mentioned prior art, the purpose of the utility model is to provide a kind of high dense organic and/or inorganic wastewater Zero discharging system.
The purpose of the utility model realizes through following technical proposals: a kind of high dense organic and/or inorganic wastewater Zero discharging system; Comprise dash adjustment pond, mechanical steam recompression vapo(u)rization system, distillate treatment system and equipment for separating liquid from solid; The dash adjustment pond is connected with mechanical steam recompression vapo(u)rization system; The outlet of mechanical steam recompression vapo(u)rization system distillate is connected with the distillate treatment system; Mechanical steam recompression vapo(u)rization system concentrated solution outlet is connected with equipment for separating liquid from solid, and the equipment for separating liquid from solid liquid exit is connected with mechanical steam recompression vapo(u)rization system.
Mechanical steam recompression vapo(u)rization system comprises preheater, vaporizer, separator and compressor; The dash adjustment pond is connected with the preheater waterwater entrance; The preheater wastewater outlet is connected with the vaporizer waterwater entrance, and the outlet of vaporizer liquid-vapor mixture is connected with separator inlet, and the separator vapour outlet is connected with the compressor input terminus; Compressor output end is connected with the vaporizer steam-in; The outlet of vaporizer distillate is connected with preheater distillate inlet, and the outlet of preheater distillate is connected with the distillate treatment system, and the separator concentrated solution outlet is connected with equipment for separating liquid from solid.
Described vaporizer shell side is connected with vacuum pump.
Described dash adjustment pond is connected with the preheater waterwater entrance through first water pump.
Described separator concentrated solution outlet is connected with equipment for separating liquid from solid through second water pump.
Described distillate treatment system is ion-exchanger or RO reverse osmosis unit.
Described equipment for separating liquid from solid is centrifugal separating device or vacuum filtration device.
Described preheater is plate-type heat exchanger or shell and tube heat exchanger.
Described vaporizer is a kind of in plate-type climbing film evaporator, plate-type down-film evaporator, board-like pump feed evaporator, shell and tube climbing-film evaporator, shell and tube falling-film evaporator and the shell and tube pump feed evaporator.
Described compressor is a kind of in centrifugal vapour compressor, screw-type compressor and the Roots vapour compressor.
The concrete steps of wastewater treatment are:
1. the dense organic and/or inorganic wastewater of height is sent into the dash adjustment pond, adjust wastewater property as required, comprise filtration, adjustment of pH value and dosing adjustment etc.;
2. waste water gets into mechanical steam recompression vapo(u)rization system, and waste water gets into preheater through water pump, reaches or near vaporization temperature through temperature after the preheater preheating; Waste water after the preheating gets into vaporizer through the evaporator waterwater entrance, absorbs heat, and most of liquid is evaporated; Liquid-vapor mixture leaves vaporizer through the outlet of evaporator liquid-vapor mixture; Get into separator through separator inlet and carry out vapor-liquid separation, through vacuum pump regulation system vacuum tightness and take noncondensable gas away, the water vapor after the separation gets into compressor through the separator vapour outlet; The compressor consumed power does work to it; Increase the temperature and pressure of steam, the steam of heating is got back to vaporizer through the vaporizer steam-in, carries out heat exchange with material; Heat release forms water quality distillate preferably; Distillate is got back to preheater through the outlet of vaporizer distillate raw material is heated, and distillate heat exchange cooling is after the outlet of preheater distillate gets into the distillate treatment system, and the liquid concentrator of the high pollution thing in the separator gets into equipment for separating liquid from solid through the separator concentrated solution outlet through water pump;
3. distillate is up to state standards after the distillate treatment system is handled, and can directly discharge or reuse;
4. liquid concentrator liquid behind equipment for separating liquid from solid returns mechanical steam recompression vapo(u)rization system again, and the high heating value solid is squeezed into incineration system and burned, low heat value solid landfill, and staple is that the solid of single inorganic salt can recycling.
The utility model compared with prior art has following advantage and beneficial effect:
1. owing to adopt present state-of-the-art mechanical steam to recompress energy-conservation evaporation technique, energy consumption is low, and working cost is cheap; 2. accommodation is very wide; Do not stained the restriction of kind and concentration, no matter this waste water is organic wastewater with high concentration (like consumer waste infiltration liquid), high dense inorganic wastewater (like trade effluent); High dense organic-inorganic composite waste (like the papermaking dyeing waste water) all can use this treatment technology; 3. stable, treatment effect is good.
Description of drawings
Fig. 1 is high dense organic and/or inorganic wastewater Zero discharging system synoptic diagram;
Fig. 2 is a mechanical steam recompression vapo(u)rization system synoptic diagram, and wherein: 1-1 is that first water pump, 1-2 are second water pump; 2 is plate-type heat exchanger; 3, shell and tube climbing-film evaporator; 4, separator; 5, Roots vapour compressor; 6, vacuum pump.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but the embodiment of the utility model is not limited thereto.
Embodiment 1
A kind of high dense organic and/or inorganic wastewater Zero discharging system, as shown in Figure 1, form by dash adjustment pond, mechanical steam recompression vapo(u)rization system, ion-exchanger and centrifugal separating device,
The dash adjustment pond is connected with mechanical steam recompression vapo(u)rization system; The outlet of mechanical steam recompression vapo(u)rization system distillate is connected with ion-exchanger; Mechanical steam recompression vapo(u)rization system concentrated solution outlet is connected with centrifugal separating device, and the centrifugal separating device liquid exit is connected with mechanical steam recompression vapo(u)rization system;
Mechanical steam recompression vapo(u)rization system, as shown in Figure 2, form by the first water pump 1-1, the second water pump 1-2, plate-type heat exchanger 2, shell and tube climbing-film evaporator 3, separator 4, Roots vapour compressor 5 and vacuum pump 6;
The dash adjustment pond is connected with the first water pump 1-1 import; First water pump 1-1 outlet links to each other with plate-type heat exchanger 2 waterwater entrances; Plate-type heat exchanger 2 wastewater outlets are connected with shell and tube climbing-film evaporator 3 waterwater entrances, and the outlet of shell and tube climbing-film evaporator 3 liquid-vapor mixtures is connected with separator 4 inlets, and separator 4 vapour outlets are connected with Roots vapour compressor 5 input terminuss; Roots vapour compressor 5 output terminals are connected with shell and tube climbing-film evaporator 3 steam-ins; The outlet of shell and tube climbing-film evaporator 3 distillates is connected with plate-type heat exchanger 2 distillates inlet, and the outlet of plate-type heat exchanger 2 distillates is connected with ion-exchanger, and separator 4 concentrated solution outlets are connected with the second water pump 1-2 import; Second water pump 1-2 outlet is connected with centrifugal separating device, and shell and tube climbing-film evaporator 3 shell sides are connected with vacuum pump 6.
Application implementation example 1 described a kind of high dense organic and/or inorganic wastewater Zero discharging system treating refuse percolate, the COD＞20000mg/l of percolate, pH are about 5, ammonia nitrogen＞3000mg/l, the processing concrete steps are:
1. percolate is sent into the dash adjustment pond, remove solid impurity and particle, the pH value of waste water is adjusted to about 6;
2. waste water gets into mechanical steam recompression vapo(u)rization system, after evaporation concentration is separated, obtains the water quality liquid concentrator of distillate and high pollution thing preferably;
3. distillate is up to state standards after ion-exchanger is handled; The distillate treatment system is handled and is adopted ion-exchanger; Its water quality situation is: COD is 18～28mg/l; Ammonia nitrogen is 10～15mg/l, reaches " household refuse landfill sites pollution control criterion " emission standard (GB16889-2008), can directly discharge;
4. liquid concentrator is after centrifugal separating device separates; Liquid returns mechanical steam recompression vapo(u)rization system again, and the high heating value solid is squeezed into incineration system and burned, and recharges into landfill yard after the discharging of low heat value solid landfill; The cycles of concentration of liquid concentrator is 5 times, and volume significantly reduces after concentrating.
Embodiment 2
Shell and tube climbing-film evaporator among the embodiment 1 is replaced with board-like pump feed evaporator, and ion-exchanger replaces with the RO reverse osmosis unit, and centrifugal separating device replaces with the vacuum filtration device, and all the other are with embodiment 1.
Application implementation example 1 described a kind of high dense organic and/or high dense inorganic salt waste water of inorganic wastewater Zero discharging system processing, leading ion is NH
4 +, Cl
-, SO
4 2+, Cu
2+, COD＞100000mg/l, pH are 2～6, ss (soluble solid) massfraction is 10～15%, handles concrete steps to be:
1. the dense inorganic salt waste water of height is sent into the dash adjustment pond, remove solid impurity and particle;
2. the dense inorganic salt waste water of height is sent into mechanical steam recompression vapo(u)rization system, after evaporation concentration is separated, obtain the water quality liquid concentrator (soluble solid ss massfraction is 30～35%) of distillate and high pollution thing preferably;
3. distillate is up to state standards after the RO reverse osmosis unit is handled, and its water quality situation is: COD is 10～40mg/l, and pH is 6～8, and ammonia nitrogen is 10～15mg/l, and reaching sewage comprehensive discharge primary standard (GB8978-1996) can directly discharge or reuse;
4. liquid concentrator filters through vacuum filtration device crystallisation by cooling, forms with NH
4Cl is main crystal, and liquid returns mechanical steam recompression vapo(u)rization system again, solid directly sell or purify after sell.
Embodiment 3
Plate-type heat exchanger among the embodiment 1 is replaced with shell and tube heat exchanger, and the shell and tube climbing-film evaporator replaces with plate-type down-film evaporator, and the Roots vapour compressor replaces with centrifugal vapour compressor, and all the other are with embodiment 1.
Embodiment 4
Plate-type heat exchanger among the embodiment 1 is replaced with shell and tube heat exchanger, and the shell and tube climbing-film evaporator replaces with the shell and tube falling-film evaporator, and the Roots vapour compressor replaces with screw-type compressor, and all the other are with embodiment 1.
Embodiment 5
Plate-type heat exchanger among the embodiment 1 is replaced with shell and tube heat exchanger, and the shell and tube climbing-film evaporator replaces with the shell and tube pump feed evaporator, and all the other are with embodiment 1.
Embodiment 6
Plate-type heat exchanger among the embodiment 1 is replaced with shell and tube heat exchanger, and the shell and tube climbing-film evaporator replaces with plate-type climbing film evaporator, and all the other are with embodiment 1.
The foregoing description is the utility model preferred implementation; But the embodiment of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection domain of the utility model.
Claims (10)
1. one kind high dense organic and/or inorganic wastewater Zero discharging system; It is characterized in that: comprise dash adjustment pond, mechanical steam recompression vapo(u)rization system, distillate treatment system and equipment for separating liquid from solid; The dash adjustment pond is connected with mechanical steam recompression vapo(u)rization system; The outlet of mechanical steam recompression vapo(u)rization system distillate is connected with the distillate treatment system; Mechanical steam recompression vapo(u)rization system concentrated solution outlet is connected with equipment for separating liquid from solid, and the equipment for separating liquid from solid liquid exit is connected with mechanical steam recompression vapo(u)rization system.
2. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 1; It is characterized in that: described mechanical steam recompression vapo(u)rization system comprises preheater, vaporizer, separator and compressor; The dash adjustment pond is connected with the preheater waterwater entrance; The preheater wastewater outlet is connected with the vaporizer waterwater entrance, and the outlet of vaporizer liquid-vapor mixture is connected with separator inlet, and the separator vapour outlet is connected with the compressor input terminus; Compressor output end is connected with the vaporizer steam-in; The outlet of vaporizer distillate is connected with preheater distillate inlet, and the outlet of preheater distillate is connected with the distillate treatment system, and the separator concentrated solution outlet is connected with equipment for separating liquid from solid.
3. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2, it is characterized in that: described vaporizer shell side is connected with vacuum pump.
4. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2 is characterized in that: described dash adjustment pond is connected with the preheater waterwater entrance through first water pump.
5. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2 is characterized in that: described separator concentrated solution outlet is connected with equipment for separating liquid from solid through second water pump.
6. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 1, it is characterized in that: described distillate treatment system is ion-exchanger or RO reverse osmosis unit.
7. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 1, it is characterized in that: described equipment for separating liquid from solid is centrifugal separating device or vacuum filtration device.
8. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2, it is characterized in that: described preheater is plate-type heat exchanger or shell and tube heat exchanger.
9. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2 is characterized in that: described vaporizer is a kind of in plate-type climbing film evaporator, plate-type down-film evaporator, board-like pump feed evaporator, shell and tube climbing-film evaporator, shell and tube falling-film evaporator and the shell and tube pump feed evaporator.
10. a kind of high dense organic and/or inorganic wastewater Zero discharging system according to claim 2 is characterized in that: described compressor is a kind of in centrifugal vapour compressor, screw-type compressor and the Roots vapour compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202225302U CN202107591U (en) | 2011-06-28 | 2011-06-28 | High-density organic and/or inorganic wastewater zero emission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202225302U CN202107591U (en) | 2011-06-28 | 2011-06-28 | High-density organic and/or inorganic wastewater zero emission system |
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| Publication Number | Publication Date |
|---|---|
| CN202107591U true CN202107591U (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202225302U Expired - Lifetime CN202107591U (en) | 2011-06-28 | 2011-06-28 | High-density organic and/or inorganic wastewater zero emission system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616973A (en) * | 2012-04-17 | 2012-08-01 | 常州光辉生物科技有限公司 | Method and device for processing high-saline organic wastewater |
| CN103896351A (en) * | 2014-04-02 | 2014-07-02 | 陕西胜利高原环保科技有限公司 | Compound evaporation device for continuously removing pollutants from water |
| CN104671308A (en) * | 2013-12-02 | 2015-06-03 | 同方环境股份有限公司 | Mechanical compression evaporating device |
| CN104761090A (en) * | 2014-01-07 | 2015-07-08 | 麦王环境技术股份有限公司 | Wastewater zero discharging multi-effect mechanical compression combined evaporation device and process |
| CN105541028A (en) * | 2016-01-11 | 2016-05-04 | 姜贵清 | Treatment process for plant cutting fluid wastewater |
| CN105585199A (en) * | 2016-03-14 | 2016-05-18 | 尚鼎炉业科技（扬州）有限公司 | Zero discharging treatment process of printing and dyeing wastewater |
-
2011
- 2011-06-28 CN CN2011202225302U patent/CN202107591U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616973A (en) * | 2012-04-17 | 2012-08-01 | 常州光辉生物科技有限公司 | Method and device for processing high-saline organic wastewater |
| CN102616973B (en) * | 2012-04-17 | 2013-12-04 | 常州光辉生物科技有限公司 | Method and device for processing high-saline organic wastewater |
| CN104671308A (en) * | 2013-12-02 | 2015-06-03 | 同方环境股份有限公司 | Mechanical compression evaporating device |
| CN104761090A (en) * | 2014-01-07 | 2015-07-08 | 麦王环境技术股份有限公司 | Wastewater zero discharging multi-effect mechanical compression combined evaporation device and process |
| CN104761090B (en) * | 2014-01-07 | 2016-09-28 | 麦王环境技术股份有限公司 | Wastewater zero discharge multiple-effect mechanical compress combination evaporator device and technique |
| CN103896351A (en) * | 2014-04-02 | 2014-07-02 | 陕西胜利高原环保科技有限公司 | Compound evaporation device for continuously removing pollutants from water |
| CN105541028A (en) * | 2016-01-11 | 2016-05-04 | 姜贵清 | Treatment process for plant cutting fluid wastewater |
| CN105585199A (en) * | 2016-03-14 | 2016-05-18 | 尚鼎炉业科技（扬州）有限公司 | Zero discharging treatment process of printing and dyeing wastewater |
| CN105585199B (en) * | 2016-03-14 | 2018-04-13 | 尚鼎环境科技（江苏）有限公司 | A kind of Zero-discharge treating process of dyeing waste water |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170213 Address after: High tech Industrial Development Zone, Guangzhou City, Guangdong province 510663 Science City skim Springs Road No. 3, Guangzhou international business incubator D D204-207 Patentee after: Guangzhou Mai Yuan Technology Co., Ltd. Address before: 610043 Sichuan city of Chengdu province Wuhou District Cuoqiao Tiefo new North 1 1 building 4 unit 903 Patentee before: Liu Xiang |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |