CN204237647U - A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system - Google Patents
A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system Download PDFInfo
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- CN204237647U CN204237647U CN201420605236.3U CN201420605236U CN204237647U CN 204237647 U CN204237647 U CN 204237647U CN 201420605236 U CN201420605236 U CN 201420605236U CN 204237647 U CN204237647 U CN 204237647U
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- bipolar membrane
- alkali
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- irbesartan
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Abstract
The utility model is specifically related to a kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system, comprise waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device, recirculated cooling water heat-exchanger rig, acid case, alkali case, described waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device passes through lift pump, topping-up pump or salt water circulating pump and connecting pipe connect successively, be connected by pump and circulating line between described bipolar membrane device with recirculated cooling water heat-exchanger rig, described sour case is communicated with described bipolar membrane device with pipeline by acid circulating pump, described alkali case is communicated with described bipolar membrane device with pipeline by alkali recycle pump.The utility model non-secondary pollution, produce without solid waste, the salt that removes can be converted into certain density hydrochloric acid and sodium hydroxide solution, reuse to front end production equipment, have desalting effect good, economize on resources and the energy, the advantage such as technique is simple, working cost is low.
Description
Technical field
The utility model relates to pharmaceutical wastewater processing technology field, is specifically related to a kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system.
Background technology
Irbesartan is treatment essential hypertension, has important Renoprotective Effect, can slow down the progress of diabetic nephropathy.For diabetes B nephrotic, if suffer from hypertension simultaneously, irbesartan can slow down the progress of ephrosis.
Essential hypertension a kind ofly continues to raise as the Progressive symmetric erythrokeratodermia cardiovascular disease of feature with arteriotony, is the modal chronic disease of global human, is heart trouble, cerebro-vascular diseases, nephropathy occur and the main Hazard Factor of death.China is populous, and along with the astogeny of population, essential hypertension sickness rate is in ascendant trend year by year in recent years.Irbesartan class antihypertensive drug is as the effective medicine of one, and turnout at home rises year by year.
The synthesis of irbesartan medicine comprises: amination workshop section, hydrolysis workshop section, acidylate cyclization workshop section, condensation workshop section and refinement.In the extraction stratification operation of amination workshop section, oil-phase product enters follow-up workshop section, a large amount of layering water is discharged with waste water formation, quantity discharged is about 5.31 tons of (waste water)/tons (product), layering waste water component comprises: water 74 ~ 76% (W/W), sodium-chlor 12 ~ 15% (W/W), methyl alcohol 10 ~ 12% (W/W), cyanamide 0.3 ~ 0.6% (W/W), methylene dichloride trace layering waste water accounts for more than 8% of whole displacement product, there is organic concentration high, the feature that salt content is high.As directly entered biochemical treatment system, system will be caused normally to run.Current treatment system enters biochemical treatment system two kinds after mainly containing distillation desalination and dilution.
Distillation desalination system adopts the mode of triple effect underpressure distillation or MVR distillation, the moisture in waste water and some volatile organism is distilled with water vapor form, and residue dope goes out the waste residue containing sodium-chlor crystallization through crystallization kettle Crystallization Separation.This type of waste residue, due to containing the difficult volatile organic compounds of part and building-up reactions intermediate, cannot directly be utilized, and only have as industrial dangerous waste process, very easily cause secondary pollution, and running cost is high.The method entering biochemical treatment system after dilution, because of salt excessive concentration, for meeting the requirement of biochemical treatment water inlet, need be diluted more than at least 20 times and just can meet the demands, causing a large amount of wastes of water, have larger problem in actually operating.Therefore, develop a kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system and also just become one of study hotspot.
Summary of the invention
The purpose of this utility model is to provide a kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system, non-secondary pollution, produce without solid waste, the salt that removes can be converted into certain density hydrochloric acid and sodium hydroxide solution, reuse to front end production equipment, have desalting effect good, economize on resources and the energy, the advantage such as technique is simple, working cost is low.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system, comprise waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device, recirculated cooling water heat-exchanger rig, acid case, alkali case, described waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device passes through lift pump, topping-up pump or salt water circulating pump and connecting pipe connect successively, be connected by pump and circulating line between described bipolar membrane device with recirculated cooling water heat-exchanger rig, described sour case is communicated with described bipolar membrane device with pipeline by acid circulating pump, described alkali case is communicated with described bipolar membrane device with pipeline by alkali recycle pump.
Further, described bipolar membrane device comprises negative electrode, cathode compartment, sour room, salt room, alkali room, anolyte compartment, anode, by anions and canons exchange membrane or Bipolar Membrane partitioned arrangement composition between each room, its arrangement mode is cationic exchange membrane-Bipolar Membrane-anion-exchange membrane.
Further, described sour case is communicated with the sour room of described bipolar membrane device with pipeline by acid circulating pump, and described alkali case is communicated with the alkali room of described bipolar membrane device with pipeline by alkali recycle pump.
Further, be equipped with the elastic baffle of band runner between described anions and canons exchange membrane, anode is Ti-Ru electrode, and negative electrode is stainless steel electrode.
Further, described filtration unit comprises precision is that the filter element filtering device of 0.45 ~ 1.0 μm or filter cloth order number are greater than 8000 object flame filter presses.
Further, described acid circulating pump, alkali recycle pump, salt water circulating pump are equipped with side line and go out head piece.
Further, described broken cyanide device is provided with the charging opening of clorox and alkali.
Further, described salt water circulating pump exit end is provided with ready-package candle filter, to filter the suspensoid produced in demineralising process.
The following (see figure 2) of bipolar membrane device principle of work of the present utility model:
Waste water after filtration is pumped into the salt room of bipolar membrane device, and pump into deionized water at acid, alkali in room, room, pole adds certain density alkali lye simultaneously; The cathode and anode of bipolar membrane device is connected with the negative, positive pole of direct supply respectively, controls DC electric field current density and voltage across poles; Acid, alkali, salt room solution adopt recycle pump to circulate in respective chambers respectively, control each room solution temperature by heat-exchanger rig, set temperature sensor in Controlling System, when exceeding design temperature, strengthen interchanger coolant rate, damage membrane module to prevent excessive temperature.
Chlorion in waste water is under electric field action, and selectivity arrives sour room through anion-exchange membrane, is combined generates hydrochloric acid with the hydrogen ion that Bipolar Membrane produces; Sodium ion selective in waste water arrives alkali room through cationic exchange membrane, is combined generates sodium hydroxide with the hydroxide ion that Bipolar Membrane produces, thus realizes the sodium-chlor in waste water to be separately converted to corresponding acid and alkali, achieves the object of desalination.
Solution in sour room in bipolar membrane device, alkali room, salt room all adopts recycle pump alone cycle, and pump discharge side line goes out to flow finished product, controls ratio of desalinization, acid concentration, alkali concn respectively by the side line outflow rate controlling different recycle pump.
Positively effect of the present utility model is: by the combination of broken cyanide device, filtration unit and bipolar membrane device, changes the conventional treatment systems of irbesartan amination workshop section high-concentration salt-containing wastewater.Sodium-chlor in waste water is regenerated hydrochloric acid and sodium hydroxide, completely avoid the secondary pollution problem of the waste residue that original Distallation systm produces; The hydrochloric acid produced and sodium hydroxide inclusion-free, purity is high, can direct reuse to the production process of front end.Use the utility model, can by whole production process more than 60 ~ 80% acid, alkali recycle, to greatly reduce in production process the consumption of acid, alkali; Meanwhile, the impact of salt on follow-up Sewage treatment systems is also reduced.Brine waste after the utility model process, sodium chloride content can be reduced to 15 ~ 20g/L, substantially meets the basic saltiness requirement of biochemical wastewater treatment system.Contrast with Conventional espresso treatment system, treatment method produces without any secondary pollution, the acid generated, alkali can direct reuse to production process, and energy consumption cost is less than 180 yuan/m
3waste water.The utility model also can substitute current dilution process system, reduces waste water total release at double.
accompanying drawing illustrates:
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is bipolar membrane device principle of work schematic diagram of the present utility model.
In figure: 10, salt water tank; 11, salt water circulating pump; 12, bipolar membrane device; 13, recirculated cooling water heat-exchanger rig; 14, alkali recycle pump; 15, alkali case; 16, sour case; 17, acid circulating pump; 20, waste water tank; 21, lift pump; 22, broken cyanide device; 23, topping-up pump; 24, filtration unit.
embodiment:
The following stated is only preferred embodiment of the present utility model, does not therefore limit protection domain of the present utility model.
Embodiment one, see shown in Fig. 1 to Fig. 2:
A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system, comprising: 60m
3volume waste water tank 20, lift pump 21, broken cyanide device 22, topping-up pump 23, filtration unit 24,10m
3volume salt water tank 10, salt water circulating pump 11, bipolar membrane device 12, recirculated cooling water heat-exchanger rig 13, alkali recycle pump 14,10m
3volume alkali case 15,10m
3volumetric acid case 16, acid circulating pump 17, described waste water tank 20, broken cyanide device 22, filtration unit 24, salt water tank 10, bipolar membrane device 12 are connected successively by lift pump 21, topping-up pump 23 or salt water circulating pump 11 and connecting pipe, described bipolar membrane device 12 is connected by pump and circulating line with between recirculated cooling water heat-exchanger rig 13, described sour case 16 is communicated with the sour room of pipeline with described bipolar membrane device 12 by acid circulating pump 17, and described alkali case 15 is communicated with the alkali room of pipeline with described bipolar membrane device 12 by alkali recycle pump 14.
Further, described bipolar membrane device 12 comprises negative electrode, cathode compartment, sour room, salt room, alkali room, anolyte compartment, anode, by anions and canons exchange membrane or Bipolar Membrane partitioned arrangement composition between each room, its arrangement mode is cationic exchange membrane-Bipolar Membrane-anion-exchange membrane; Anion-exchange membrane in described bipolar membrane device is Selemion CMV high-durability film, cationic exchange membrane is the high temperature resistant alkali resistance film of Selemion AHO, Bipolar Membrane is Neosebta BP-1 film, the intermembranous elastic baffle being provided with band runner of ion-exchange, anode adopts Ti-Ru electrode, and negative electrode adopts 304 stainless steel electrodes.
Further, described filtration unit 24 is leakage cloth order number is the flame filter press of 10000; Described acid circulating pump 17, alkali recycle pump 14, salt water circulating pump 11 are equipped with side line and go out head piece.
Further, described broken cyanide device 22 is provided with the charging opening of clorox and alkali, and described salt water circulating pump 11 exit end is provided with ready-package candle filter.
Treating processes of the present utility model is as follows:
(1) preprocessing process:
1) the irbesartan amination workshop section high-concentration salt-containing wastewater collected separately is promoted to integral type oxidation broken cyanide device 22 by lift pump 21 sequence batch (from waste water tank 20, waste water ph is adjusted with hydrochloric acid, quantitatively add oxidizing agent sodium hypochlorite and alkali, make the low molecular weight organic matters in waste water and hydrocyanic ion oxygenolysis;
2) by the secondary waste water adjusted to ph after oxide treatment, be promoted to filtration unit 24 by topping-up pump 23, clear liquid gravity flow enters salt water tank 10, residue collection outward transport process;
(2) desalting treatment process:
1) sour case 16 is put into deionized water respectively with alkali case 15, room, pole adds alkali lye;
2) open bipolar membrane device 12, start acid circulating pump 17, alkali recycle pump 14, salt water circulating pump 11;
3), after in sour case 16, alkali case 15, salt water tank 10, respective concentration reaches set(ting)value, the side line opening corresponding circulating pump 17,14,11 respectively goes out stream.
Under the prerequisite by above step operation, system runs 10 hours every day.After end of run, adopt 5.0% sodium hydroxide solution, inject acid, the indoor soaking and washing of salt 30 minutes, waste liquid enters salt water tank.
Use irbesartan amination workshop section brine waste be: day quantity discharged be about 30 tons, component comprises: water 74.68% (W/W), sodium-chlor 13.05% (W/W), methyl alcohol 11.50% (W/W), cyanamide 0.35% (W/W), methylene dichloride trace.Find within cycle of operation of 60 days altogether, be under the condition of 13.05% (W/W) at former water sodium chloride concentration, by adjustment recycle pump side line water flow, all the time can ensure that water outlet sodium chloride concentration is less than 1.0% (W/W), comprehensive power consumption is about 225kwh/ ton (waste water).Recovery is produced concentration of hydrochloric acid and is about 12%, and alkali concn is about 15%, and the rear de-salted water of process directly enters plant area's Sewage treatment systems and carries out subsequent disposal.In whole treatment cycle, membrane module is without considerable change.
The above is only better embodiment of the present utility model, therefore all equivalences done according to the ultimate principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (8)
1. an irbesartan amination workshop section high-concentration salt-containing wastewater treatment system, it is characterized in that: comprise waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device, recirculated cooling water heat-exchanger rig, acid case, alkali case, described waste water tank, broken cyanide device, filtration unit, salt water tank, bipolar membrane device passes through lift pump, topping-up pump or salt water circulating pump and connecting pipe connect successively, be connected by pump and circulating line between described bipolar membrane device with recirculated cooling water heat-exchanger rig, described sour case is communicated with described bipolar membrane device with pipeline by acid circulating pump, described alkali case is communicated with described bipolar membrane device with pipeline by alkali recycle pump.
2. irbesartan amination workshop section according to claim 1 high-concentration salt-containing wastewater treatment system, it is characterized in that: described bipolar membrane device comprises negative electrode, cathode compartment, sour room, salt room, alkali room, anolyte compartment, anode, by anions and canons exchange membrane or Bipolar Membrane partitioned arrangement composition between each room, its arrangement mode is cationic exchange membrane-Bipolar Membrane-anion-exchange membrane.
3. irbesartan amination workshop section according to claim 2 high-concentration salt-containing wastewater treatment system, it is characterized in that: described sour case is communicated with the sour room of described bipolar membrane device with pipeline by acid circulating pump, described alkali case is communicated with the alkali room of described bipolar membrane device with pipeline by alkali recycle pump.
4. irbesartan amination workshop section according to claim 2 high-concentration salt-containing wastewater treatment system, is characterized in that: the elastic baffle being equipped with band runner between described anions and canons exchange membrane, anode is Ti-Ru electrode, and negative electrode is stainless steel electrode.
5. irbesartan amination workshop section according to claim 1 high-concentration salt-containing wastewater treatment system, is characterized in that: it is that the filter element filtering device of 0.45 ~ 1.0 μm or filter cloth order number are greater than 8000 object flame filter presses that described filtration unit comprises precision.
6. irbesartan amination workshop section according to claim 1 high-concentration salt-containing wastewater treatment system, is characterized in that: described acid circulating pump, alkali recycle pump, salt water circulating pump are equipped with side line and go out head piece.
7. irbesartan amination workshop section according to claim 1 high-concentration salt-containing wastewater treatment system, is characterized in that: described broken cyanide device is provided with the charging opening of clorox and alkali.
8. irbesartan amination workshop section according to claim 1 high-concentration salt-containing wastewater treatment system, is characterized in that: described salt water circulating pump exit end is provided with ready-package candle filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605236.3U CN204237647U (en) | 2014-10-20 | 2014-10-20 | A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605236.3U CN204237647U (en) | 2014-10-20 | 2014-10-20 | A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system |
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| Publication Number | Publication Date |
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| CN204237647U true CN204237647U (en) | 2015-04-01 |
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| CN201420605236.3U Expired - Fee Related CN204237647U (en) | 2014-10-20 | 2014-10-20 | A kind of irbesartan amination workshop section high-concentration salt-containing wastewater treatment system |
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| CN (1) | CN204237647U (en) |
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2014
- 2014-10-20 CN CN201420605236.3U patent/CN204237647U/en not_active Expired - Fee Related
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200437, room 3, building 900, Lane 205, Quyang Road, Shanghai, Hongkou District Patentee after: SHANGHAI BODAN ENVIRONMENTAL ENGINEERING TECHNOLOGY Co.,Ltd. Address before: 200437, room 3, building 900, Lane 205, Quyang Road, Shanghai, Hongkou District Patentee before: SHANGHAI BODAN ENVIRONMENTAL ENGINEERING TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20211020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |