CN110627277A - Pharmaceutical factory sewage treatment method - Google Patents
Pharmaceutical factory sewage treatment method Download PDFInfo
- Publication number
- CN110627277A CN110627277A CN201911018244.1A CN201911018244A CN110627277A CN 110627277 A CN110627277 A CN 110627277A CN 201911018244 A CN201911018244 A CN 201911018244A CN 110627277 A CN110627277 A CN 110627277A
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- CN
- China
- Prior art keywords
- sewage
- tank
- introducing
- stirring
- ultraviolet lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000004576 sand Substances 0.000 claims abstract description 19
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 239000008394 flocculating agent Substances 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- OSVXSBDYLRYLIG-UHFFFAOYSA-N chlorine dioxide Inorganic materials O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 36
- 239000010453 quartz Substances 0.000 claims description 12
- 229920002401 polyacrylamide Polymers 0.000 claims description 8
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052753 mercury Inorganic materials 0.000 claims description 6
- 239000006228 supernatant Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 10
- 239000003814 drug Substances 0.000 abstract description 5
- 229940079593 drug Drugs 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000006864 oxidative decomposition reaction Methods 0.000 abstract description 3
- 238000003786 synthesis reaction Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
- C02F1/766—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/343—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the pharmaceutical industry, e.g. containing antibiotics
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a pharmaceutical factory sewage treatment method, which comprises the following steps: introducing sewage into a primary filtering tank for primary filtering, introducing the sewage into a dust sand tank, adding a flocculating agent, wherein the mass-to-volume ratio of the flocculating agent to the sewage is 120-180 g: stirring for 5-15min at the speed of 150-; after 1H, introducing the sewage in the aeration tank into a photoreactor, and adding H with the mass concentration of 20%2O2Irradiating with ultraviolet lamp and stirring for 20-30 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage; analyzing the result, and then sending the obtained product into a contact disinfection tank to contact with ClO2Reaction and disinfection, and discharging the effluent of the disinfection tank to a common sewage treatment tank; the method of the invention can carry out oxidative decomposition on the drug impurities in the pharmaceutical factory wastewater, pretreat the drug wastewater and prevent environmental pollution.
Description
Technical Field
The invention relates to the field of sewage treatment discharged by pharmaceutical factories, in particular to a sewage treatment method for pharmaceutical factories.
Background
The pharmacy is mainly divided into chemical synthesis and biological synthesis, the chemical synthesis is more, the pharmacy wastewater is rapidly increased along with the increase of the pharmacy scale, the pharmacy wastewater has complex components, more byproducts and complex components, and the COD concentration range of the chemical synthesis pharmacy enterprise is 423 and 32140mg/L and most enterprises are below 15000mg/L according to the display of related detection statistical data in China; the BOD concentration range is 300-800mg/L, and most enterprises are below 1000 mg/L; the concentration range of the SS is 80-2318mg/L, and most enterprises are below 500 mg/L; the concentration range of NH3-N is 4.8-1764 mg/L. However, the waste water produced by pharmaceutical factories in many places is discharged randomly without treatment, which causes damage to the surrounding environment and also affects the health of the surrounding residents.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a pharmaceutical factory sewage treatment method, which can be used for pretreating pharmaceutical factory wastewater and avoiding the pollution of the drugs with special components in the pharmaceutical factory to the surrounding environment.
The technical scheme adopted by the invention is that the pharmaceutical factory sewage treatment method is implemented according to the following steps:
step 1, introducing the sewage into a primary filtering tank for primary filtering, then introducing the sewage into a dust sand tank, adding a flocculating agent into a sand settling tank, wherein the mass-to-volume ratio of the flocculating agent to the sewage is 120-180 g: 1L, a dust and sand tank is provided with a variable speed stirrer, stirring is carried out for 5-15min, then stirring is carried out for 30-40min at the rotating speed of 150-;
introducing the sewage in the aeration tank into a photoreactor after the step 2 and the step 1H, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with ultraviolet lamp, stirring, and standing for 20-30 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage;
step 3, analyzing the treatment result of the effluent obtained in the step 2, and then sending the effluent into a contact disinfection tank and ClO2And (4) performing reaction disinfection, and finally discharging the effluent of the contact disinfection tank to a common sewage treatment tank.
The invention is also characterized in that:
the flocculant is an organic flocculant.
The organic flocculant is one or a mixture of polyacrylamide and poly dimethyl diallyl ammonium chloride.
The photoreactor is mainly made of quartz glass materials, a quartz pipe sleeve is vertically arranged in the middle of the photoreactor, an ultraviolet lamp is arranged in the quartz pipe, and the ultraviolet light is emitted by the ultraviolet lamp.
The ultraviolet lamp is a 25W mercury lamp.
The invention has the beneficial effects that:
the invention relates to a pharmaceutical factory sewage treatment method, which can carry out oxidative decomposition on drug impurities in pharmaceutical factory wastewater, carry out pretreatment on the drug wastewater and prevent environmental pollution.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The invention relates to a pharmaceutical factory sewage treatment method, which is implemented according to the following steps:
step 1, introducing the sewage into a primary filtering tank for primary filtering, then introducing the sewage into a dust sand tank, adding a flocculating agent into a sand settling tank, wherein the mass-to-volume ratio of the flocculating agent to the sewage is 120-180 g: 1L, a dust and sand tank is provided with a variable speed stirrer, stirring is carried out for 5-15min, then stirring is carried out for 30-40min at the rotating speed of 150-;
introducing the sewage in the aeration tank into a photoreactor after the step 2 and the step 1H, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with ultraviolet lamp, stirring, and standing for 20-30 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage;
step 3, analyzing the treatment result of the effluent obtained in the step 2, and then sending the effluent into a contact disinfection tank and ClO2And (4) performing reaction disinfection, and finally discharging the effluent of the contact disinfection tank to a common sewage treatment tank.
The flocculant is an organic flocculant.
The organic flocculant is one or a mixture of polyacrylamide and poly dimethyl diallyl ammonium chloride.
The photoreactor is mainly made of quartz glass materials, a quartz pipe sleeve is vertically arranged in the middle of the photoreactor, an ultraviolet lamp is arranged in the quartz pipe, and the ultraviolet light is emitted by the ultraviolet lamp.
The ultraviolet lamp is a 25W mercury lamp.
Example 1
A pharmaceutical factory sewage treatment method is implemented according to the following steps: introducing sewage into a primary filter tank for primary filtration, then introducing the sewage into a dust sand tank, adding polyacrylamide and poly dimethyl diallyl ammonium chloride into a sand settling tank, wherein the mass-to-volume ratio of the polyacrylamide to the sewage is 120 g: 1L, stirring for 5min by using a variable speed stirrer in a dust and sand tank, stirring for 30min at the rotating speed of 150r/min for flocculation, then introducing the sewage into an aeration tank, and introducing oxygen into the aeration tank;after 1H, introducing the sewage in the aeration tank into a photoreactor, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with 25W mercury lamp, stirring, and standing for 20 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage; analyzing the treatment result of the effluent, and then sending the effluent into a contact disinfection tank and ClO2And (4) performing reaction disinfection, and finally discharging the effluent of the contact disinfection tank to a common sewage treatment tank.
The photoreactor is mainly made of quartz glass materials, a quartz pipe sleeve is vertically arranged in the middle of the photoreactor, an ultraviolet lamp is arranged in the quartz pipe, and the ultraviolet light is emitted by the ultraviolet lamp.
Example 2
A pharmaceutical factory sewage treatment method is implemented according to the following steps: introducing sewage into a primary filter tank for primary filtration, then introducing the sewage into a dust sand tank, adding polyacrylamide and poly dimethyl diallyl ammonium chloride into a sand settling tank, wherein the mass-to-volume ratio of the polyacrylamide to the sewage is 150 g: 1L, stirring for 10min by using a variable speed stirrer in a dust and sand tank, stirring for 35min at the rotating speed of 200r/min for flocculation, then introducing the sewage into an aeration tank, and introducing oxygen into the aeration tank; after 1H, introducing the sewage in the aeration tank into a photoreactor, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with 25W mercury lamp and stirring for 25 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage; analyzing the treatment result of the effluent, and then sending the effluent into a contact disinfection tank and ClO2And (4) performing reaction disinfection, and finally discharging the effluent of the contact disinfection tank to a common sewage treatment tank.
The photoreactor is mainly made of quartz glass materials, a quartz pipe sleeve is vertically arranged in the middle of the photoreactor, an ultraviolet lamp is arranged in the quartz pipe, and the ultraviolet light is emitted by the ultraviolet lamp.
Example 3
A pharmaceutical factory sewage treatment method is implemented according to the following steps: introducing the sewage into a primary filter tank for primary filtration, then introducing the sewage into a dust sand tank, adding polyacrylamide, poly dimethyl diallyl ammonium chloride and the sewage into the sand settling tankThe mass-to-volume ratio of (A) is 180 g: 1L, stirring for 15min by using a variable speed stirrer in a dust and sand tank, stirring for 40min at the rotating speed of 250r/min for flocculation, then introducing the sewage into an aeration tank, and introducing oxygen into the aeration tank; after 1H, introducing the sewage in the aeration tank into a photoreactor, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with 25W mercury lamp and stirring for 30 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage; analyzing the treatment result of the effluent, and then sending the effluent into a contact disinfection tank and ClO2And (4) performing reaction disinfection, and finally discharging the effluent of the contact disinfection tank to a common sewage treatment tank.
The photoreactor is mainly made of quartz glass materials, a quartz pipe sleeve is vertically arranged in the middle of the photoreactor, an ultraviolet lamp is arranged in the quartz pipe, and the ultraviolet light is emitted by the ultraviolet lamp.
Through the mode, the pharmaceutical wastewater treatment method can be used for carrying out oxidative decomposition on pharmaceutical impurities in pharmaceutical wastewater, pretreating the pharmaceutical wastewater and preventing environmental pollution.
Claims (5)
1. A pharmaceutical factory sewage treatment method is characterized by comprising the following steps:
step 1, introducing the sewage into a primary filtering tank for primary filtering, then introducing the sewage into a dust sand tank, adding a flocculating agent into a sand settling tank, wherein the mass-to-volume ratio of the flocculating agent to the sewage is 120-180 g: 1L, a dust and sand tank is provided with a variable speed stirrer, stirring is carried out for 5-15min, then stirring is carried out for 30-40min at the rotating speed of 150-;
introducing the sewage in the aeration tank into a photoreactor after the step 2 and the step 1H, and adding H with the mass concentration of 20% into the supernatant2O2Irradiating the solution with ultraviolet lamp, stirring, and standing for 20-30 min; na was added in a molar concentration of 0.1mM2SO3Until no bubble is generated in the sewage;
step 3, analyzing the treatment result of the effluent obtained in the step 2, and then sending the effluent into a contact disinfection tank and ClO2Reaction sterilization, and finally contact sterilizationAnd discharging the effluent of the tank to a common sewage treatment tank.
2. The method according to claim 1, wherein the flocculant is an organic flocculant.
3. The method according to claim 2, wherein the organic flocculant is one or a mixture of polyacrylamide and poly dimethyl diallyl ammonium chloride.
4. The pharmaceutical factory sewage treatment method according to claim 1, wherein the photoreactor in step 2 is mainly made of quartz glass material, a quartz tube sleeve is vertically arranged in the middle, an ultraviolet lamp is arranged in the quartz tube, and the ultraviolet lamp emits ultraviolet light.
5. The method according to claim 1, wherein the ultraviolet lamp is a 25W low pressure mercury lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018244.1A CN110627277A (en) | 2019-10-24 | 2019-10-24 | Pharmaceutical factory sewage treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018244.1A CN110627277A (en) | 2019-10-24 | 2019-10-24 | Pharmaceutical factory sewage treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110627277A true CN110627277A (en) | 2019-12-31 |
Family
ID=68977608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911018244.1A Pending CN110627277A (en) | 2019-10-24 | 2019-10-24 | Pharmaceutical factory sewage treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110627277A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110583A (en) * | 2020-09-07 | 2020-12-22 | 天津市鑫磊净化设备有限公司 | Mobile emergency water treatment device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8349191B2 (en) * | 1997-10-24 | 2013-01-08 | Revalesio Corporation | Diffuser/emulsifier for aquaculture applications |
| CN106830473A (en) * | 2017-03-14 | 2017-06-13 | 南京大学 | The advanced oxidization method of NSAIDs in a kind of ultraviolet hydrogen peroxide removal sewage |
| CN109761455A (en) * | 2019-03-20 | 2019-05-17 | 东华工程科技股份有限公司 | A kind of processing method of synthesis and the class pharmaceuticals industry sewage that ferments |
-
2019
- 2019-10-24 CN CN201911018244.1A patent/CN110627277A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8349191B2 (en) * | 1997-10-24 | 2013-01-08 | Revalesio Corporation | Diffuser/emulsifier for aquaculture applications |
| CN106830473A (en) * | 2017-03-14 | 2017-06-13 | 南京大学 | The advanced oxidization method of NSAIDs in a kind of ultraviolet hydrogen peroxide removal sewage |
| CN109761455A (en) * | 2019-03-20 | 2019-05-17 | 东华工程科技股份有限公司 | A kind of processing method of synthesis and the class pharmaceuticals industry sewage that ferments |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110583A (en) * | 2020-09-07 | 2020-12-22 | 天津市鑫磊净化设备有限公司 | Mobile emergency water treatment device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191231 |
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| RJ01 | Rejection of invention patent application after publication |