CN202625948U - System for treating amino acid wastewater with high salt content in Aspartame industry - Google Patents
System for treating amino acid wastewater with high salt content in Aspartame industry Download PDFInfo
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- CN202625948U CN202625948U CN 201220161623 CN201220161623U CN202625948U CN 202625948 U CN202625948 U CN 202625948U CN 201220161623 CN201220161623 CN 201220161623 CN 201220161623 U CN201220161623 U CN 201220161623U CN 202625948 U CN202625948 U CN 202625948U
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Abstract
The utility model relates to a system for treating amino acid wastewater with high salt content in an Aspartame industry. The system comprises a stock liquid tank, a coarse-level filter, a precise filter and a nanofiltration membrane filter which are connected in series by a pipeline, wherein the concentrated phase outlet of the nanofiltration membrane filter is communicated with the stock liquid tank; the light phase outlet of the nanofiltration membrane filter is communicated with a next salt water treatment procedure; the inlet of the stock liquid tank is connected with a liquid supplementing device; a stock liquid pump is arranged on a pipeline which is arranged between the stock liquid tank and the coarse-level filter; and a booster pump is arranged on a pipeline which is arranged between the precise filter and the nanofiltration membrane filter. By the system for treating amino acid wastewater with high salt content in the Aspartame industry, amino acid is separated from inorganic salt by a nanofiltration membrane; the amino acid and the inorganic salt are respectively recovered and treated, so that the treatment difficulty in organic wastewater with high salt content is solved; and the system is convenient to operate, low in treatment cost and small in investment, and can realize high output.
Description
Technical field
The utility model relates to technical field of waste water processing, and the treatment system of the high saliferous amino acid wastewater of especially a kind of ASPARTAME POWDER BP/USP industry is mainly used in amino acid is separated with salt (NaCl), and the higher amino acid of recovery value is realized the organism zero release on the one hand; After amino acid in the high slat-containing wastewater is extracted, prevent because organism occurrence of amino acid elevation of boiling point when causing the waste water evaporation influence evaporative crystallization processing of salinity.
Background technology
Organic high-salinity wastewater is meant the waste water of the total dissolved solid thing that contains organism and at least 3.5% (massfraction).Except the organism that contains high density, also contain a large amount of inorganic salt in these waste water, contained salt is mainly Cl
-, SO
4 2-, Na
+, Ca
2+, K
+Deng, saltiness is generally in the amount of sodium-chlor, and wherein total saliferous massfraction is at least 1%.Mainly come from the wastewater treatment of industries such as oil, chemical industry, food, liquid waste disposal, midbody, highly salt containing organic waste water is the difficult problem in the wastewater treatment always.More about the processing research of highly salt containing organic waste water at present.For example, Zheng Xian such as helps to adopt double-effect evaporator treatment of high concentration saliferous wastewater from chemical industry, COD in the waste water at the people
CrClearance can reach more than 95%, and secondary steam can be repeated to utilize, and reduced processing cost.Nanofiltration be owing to can remove Ca, the Mg plasma of the overwhelming majority, so desalination (desalination) is that nanofiltration is used maximum fields, adopts nanofiltration that organic high-salinity wastewater is carried out desalting treatment.Also have much and study, like electrolysis process, ion exchange process, SBR and improved technology thereof, biological contact oxidation metallization processes, conventional activated sludge process or the like about the processing of highly salt containing organic waste water.More than handle to exist about organic high-salinity wastewater a lot of not enough; Handle because the restriction of bacterium salt tolerance (saltiness need be lower than 1%) and can't use like common oxygen consumption anaerobic biological; If saltiness is diluted to back biochemical treatment below 1%; Then the water consumption power consumption is very high, can't reclaim organism, and organism is oxidized; Multiple-effect evaporation is owing to used steam expensive, and its processing cost is higher, and organism is rotten behind the high temperature evaporation, is difficult to reclaim.
Carrying out mechanical vapour recompression evaporation process with the production amino acid high slat-containing wastewater that ASPARTAME POWDER BP/USP was produced is example, and organism such as amino acid can cause the elevation of boiling point of brine waste more, thereby makes vapo(u)rization system can't move or the economy reduction.
The utility model content
The technical problem that the utility model will solve is: a processing difficult problem that overcomes salt-containing organic wastewater in the prior art; The treatment system of the high saliferous amino acid wastewater of a kind of ASPARTAME POWDER BP/USP industry is provided; The utilization nf membrane is separated amino acid with inorganic salt; Recycle respectively then, it is high to solve existing treatment technology cost, can't reclaim organic problem.
The utility model solves the technical scheme that its technical problem adopted: the treatment system of the high saliferous amino acid wastewater of a kind of ASPARTAME POWDER BP/USP industry; Comprise successively through the placed in-line original fluid container of pipeline, thick level strainer, accurate filter and nf membrane strainer; The concentrated phase outlet of described nf membrane strainer is through the pipeline connection original fluid container; The light outlet mutually of described nf membrane strainer is communicated with road technology under the brine treatment; Be connected with liquid supply device in the import of described original fluid container, the pipeline between original fluid container and the thick level strainer is provided with concentrate pump, and the pipeline between accurate filter and the nf membrane strainer is provided with topping-up pump.
Pipeline between outlet of the concentrated phase of described nf membrane strainer and the original fluid container is provided with and is used for temporary concentrated phase waste water and is used to extract amino acid whose extractor.Concentrated phase water can directly carry out the iso-electric point adjusting after entering extractor, takes out amino acid, helps realizing uninterrupted circular treatment.
Be provided with the whipping appts that waste water is mixed in the tank body of described original fluid container, described whipping appts comprises stirring rake and the drive unit that drives the stirring rake action.Whipping appts can mix when acid adjustment, makes abundant reaction, after mending the new high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry, waste water is mixed, and helps subsequent operations.
For guaranteeing that the wastewater flow rate in the original fluid container is in reasonable level, be provided with the liquidometer that shows the waste water liquid level in the tank body of described original fluid container, described liquidometer is provided with high liquid level and low liquid level warning mark.
Described thick level strainer is a cloth envelop collector, but the non-woven fabrics filter bag that the filtering particle diameter surpasses 5 microns particulate matter detachably is installed in the described cloth envelop collector.
But described accurate filter adopts the filtering particle diameter to surpass the filter core of 1 micron particulate matter.
It is the nf membrane more than 150 that but described nf membrane strainer adopts molecular weight cut-off.But the material of this nf membrane molecular weight cut-off more than 150, and water molecules and NaCl can pass through, owing to organic matter molecular mass is trapped concentrated greatly.
As preferably, described topping-up pump is a stage pump, and the entrance end pipeline of described stage pump is provided with the low-voltage variation device, and the exit end pipeline of stage pump is provided with the high voltage protective device.
The beneficial effect of the utility model is; The treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry of the utility model, the utilization nf membrane is separated amino acid with inorganic salt, recycle respectively then; Solved a processing difficult problem that contains organic waste water; Easy to operate, processing cost is low, and small investment realizes big output.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structured flowchart of first embodiment of treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry of the utility model;
Fig. 2 is first example structure synoptic diagram of treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry of the utility model;
Fig. 3 is the structured flowchart of second embodiment of treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry of the utility model;
Fig. 4 is second example structure synoptic diagram of treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry of the utility model.
Among the figure: 1. original fluid container, 11. stirring rakes, 12. drive units, 13. liquidometers, 2. thick grade strainer, 3. accurate filter, 4. nf membrane strainer, 5. liquid supply device, 6. concentrate pump, 7. topping-up pump, 8. extractor.
Embodiment
Combine accompanying drawing that the utility model is done further detailed explanation now.These accompanying drawings are the synoptic diagram of simplification, the substruction of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Embodiment one:
Fig. 1 is shown in Figure 2; First embodiment of the treatment system of the high saliferous amino acid wastewater of the ASPARTAME POWDER BP/USP of the utility model industry comprises successively through the placed in-line original fluid container of pipeline 1, thick level strainer 2, accurate filter 3 and nf membrane strainer 4, is the nf membrane more than 150 but nf membrane strainer 4 adopts molecular weight cut-offs; The concentrated phase outlet of nf membrane strainer 4 is communicated with original fluid container 1; The light outlet mutually of nf membrane strainer 4 is communicated with road technology under the brine treatment, is connected with liquid supply device 5 in the import of original fluid container 1, and the pipeline between original fluid container 1 and the thick level strainer 2 is provided with concentrate pump 6; Pipeline between accurate filter 3 and the nf membrane strainer 4 is provided with topping-up pump 7; Topping-up pump 7 is a stage pump, and the entrance end pipeline of stage pump is provided with the low-voltage variation device, and the exit end pipeline of stage pump is provided with the high voltage protective device.
Be provided with the whipping appts that waste water is mixed in the tank body of original fluid container 1, whipping appts comprises stirring rake 11 and the drive unit 12 that drives stirring rake 11 actions.Be provided with the liquidometer 13 that shows the waste water liquid level in the tank body of original fluid container 1, liquidometer 13 is provided with high liquid level and low liquid level warning mark.
Thick level strainer 2 is a cloth envelop collector, but the non-woven fabrics filter bag that the filtering particle diameter surpasses 5 microns particulate matter detachably is installed in the cloth envelop collector.
But accurate filter 3 adopts the filtering particle diameter to surpass the filter core of 1 micron particulate matter.
Employing two-stage contaminant filter, effectively the filtering particle diameter surpasses 1 micron particulate matter, can protect the nf membrane in road, back, prolongs the work-ing life of nf membrane and the scavenging period of minimizing nf membrane.
On the pipeline between each equipment, all instrument such as tensimeter, thermometer, conductivity table and rate of flow meter need be set, and the import of each pump and/or the outlet stopping valve need be set.
Embodiment two:
Fig. 3 is shown in Figure 4; Second embodiment of the treatment system of the high saliferous amino acid wastewater of the ASPARTAME POWDER BP/USP of the utility model industry, the difference of present embodiment and first embodiment is: the concentrated phase outlet of nf membrane strainer 4 and the pipeline between the original fluid container 1 are provided with and are used for keeping in concentrated phase waste water and are used to extract amino acid whose extractor 8, behind the increase extractor 8; Help realizing serialization production; Head tank 1 has the amino acid abstraction function concurrently among first embodiment, in extracting the amino acid process, need close the import and export of head tank 1, and extraction could begin cyclical operation after accomplishing; Belong to intermittent cycle, processing efficiency is more much lower than second embodiment.
Present embodiment is set forth in wastewater treatment below in conjunction with concrete: choose contain that organic substrate concentration is 2.85%, NaCl concentration is 8.5% amino acid solution 5000L, at first carries out coarse filtration and smart filter, removes particulate matter; Adopt nf membrane to filter then, NaCl and water molecules can see through nf membrane and obtain light phase, and amino acid is because molecule is trapped within concentrated phase more greatly; Thereby realized that material concentrates, after filtering through nf membrane, can get light phase 4500L at last; Its organic concentration reduces to 0.3%; And it is almost constant to contain NaCl concentration, and the solution of light phase also directly carried out evaporative crystallization and obtained salinity this moment, and the concentrated phase organic concentration becomes 25.8%.Because of amino acid can be separated out when the suitable pH value; The solution of concentrated phase is regulated different pH values makes phenylalanine(Phe) and L-aspartic acid separate out the back utilization respectively; The organic concentration of last mother liquor is lower than at 5% o'clock; Can get into nf membrane and filter the concentrated organism of continuation, or get back to the new solution of head tank 1 adding, realize uninterrupted circular treatment again through above-mentioned steps.The solution of other different concns can adopt aforesaid method to handle, and repeats no more at this.
With above-mentioned desirable embodiment according to the utility model is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification sheets, must confirm its technical scope according to the claim scope.
Claims (8)
1. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry; It is characterized in that: comprise successively through the placed in-line original fluid container of pipeline (1), thick level strainer (2), accurate filter (3) and nf membrane strainer (4); The concentrated phase outlet of described nf membrane strainer (4) is through pipeline connection original fluid container (1); The light outlet mutually of described nf membrane strainer (4) is communicated with road technology under the brine treatment; Be connected with liquid supply device (5) in the import of described original fluid container (1), the pipeline between original fluid container (1) and the thick level strainer (2) is provided with concentrate pump (6), and the pipeline between accurate filter (3) and the nf membrane strainer (4) is provided with topping-up pump (7).
2. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry as claimed in claim 1 is characterized in that: the concentrated phase outlet of described nf membrane strainer (4) and the pipeline between the original fluid container (1) are provided with and are used for temporary concentrated phase waste water and extract amino acid whose extractor (8).
3. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry as claimed in claim 1; It is characterized in that: be provided with the whipping appts that waste water is mixed in the tank body of described original fluid container (1), described whipping appts comprises stirring rake (11) and drives the drive unit (12) of stirring rake (11) action.
4. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry as claimed in claim 1; It is characterized in that: be provided with the liquidometer (13) that shows the waste water liquid level in the tank body of described original fluid container (1), described liquidometer (13) is provided with high liquid level and low liquid level warning mark.
5. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry as claimed in claim 1; It is characterized in that: described thick level strainer (2) is cloth envelop collector, but the non-woven fabrics filter bag that the filtering particle diameter surpasses 5 microns particulate matter detachably is installed in the described cloth envelop collector.
6. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP as claimed in claim 1 industry is characterized in that: described accurate filter (3) but adopt the filtering particle diameter to surpass the filter core of 1 micron particulate matter.
7. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP as claimed in claim 1 industry is characterized in that: described nf membrane strainer (4) but to adopt molecular weight cut-off be the nf membrane more than 150.
8. the treatment system of the high saliferous amino acid wastewater of ASPARTAME POWDER BP/USP industry as claimed in claim 1; It is characterized in that: described topping-up pump (7) is a stage pump; The entrance end pipeline of described stage pump is provided with the low-voltage variation device, and the exit end pipeline of stage pump is provided with the high voltage protective device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161623 CN202625948U (en) | 2012-04-17 | 2012-04-17 | System for treating amino acid wastewater with high salt content in Aspartame industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161623 CN202625948U (en) | 2012-04-17 | 2012-04-17 | System for treating amino acid wastewater with high salt content in Aspartame industry |
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| Publication Number | Publication Date |
|---|---|
| CN202625948U true CN202625948U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220161623 Expired - Lifetime CN202625948U (en) | 2012-04-17 | 2012-04-17 | System for treating amino acid wastewater with high salt content in Aspartame industry |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103864235A (en) * | 2014-04-02 | 2014-06-18 | 山东三星玉米产业科技有限公司 | Corn oil wastewater recycling technology |
| CN104787946A (en) * | 2014-01-20 | 2015-07-22 | 王建伟 | Steel rolling waste acid complete resource recycling method |
-
2012
- 2012-04-17 CN CN 201220161623 patent/CN202625948U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787946A (en) * | 2014-01-20 | 2015-07-22 | 王建伟 | Steel rolling waste acid complete resource recycling method |
| CN103864235A (en) * | 2014-04-02 | 2014-06-18 | 山东三星玉米产业科技有限公司 | Corn oil wastewater recycling technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHANGZHOU GUANGHUI BIOTECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHANGZHOU UNIVERSITY Effective date: 20130422 Free format text: FORMER OWNER: CHANGZHOU GUANGHUI BIOTECHNOLOGY CO., LTD. Effective date: 20130422 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213164 CHANGZHOU, JIANGSU PROVINCE TO: 213127 CHANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130422 Address after: 213127, Changzhou, Jiangsu Province town of new North waterfront industrial zone Patentee after: Changzhou Guanghui Biological Technology Co., Ltd Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: Changzhou University Patentee before: Changzhou Guanghui Biological Technology Co., Ltd |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170901 Address after: 213000 No. 678 ERON North Road, Xinbei District, Jiangsu, Changzhou Patentee after: Changzhou Guanghui Chemical Co., Ltd. Address before: 213127, Changzhou, Jiangsu Province town of new North waterfront industrial zone Patentee before: Changzhou Guanghui Biological Technology Co., Ltd |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |