CN203095798U - Carbon filter production wastewater treatment system - Google Patents
Carbon filter production wastewater treatment system Download PDFInfo
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- CN203095798U CN203095798U CN 201320022617 CN201320022617U CN203095798U CN 203095798 U CN203095798 U CN 203095798U CN 201320022617 CN201320022617 CN 201320022617 CN 201320022617 U CN201320022617 U CN 201320022617U CN 203095798 U CN203095798 U CN 203095798U
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Abstract
The utility model relates to a carbon filter production wastewater treatment system. The wastewater treatment system is characterized by comprising a wastewater collection tank, a lift pump, a reverse osmosis membrane concentration treatment device, a rectification device, a regulating tank, a combined photocatalysis advanced oxidizer, a biochemical system and a membrane bioreactor (MBR), wherein the wastewater collection tank is connected with the reverse osmosis membrane concentration treatment device through a pump; one end of the reverse osmosis membrane concentration treatment device is connected with the rectification device, and the other end is connected with the regulating tank; and the regulating tank, the combined photocatalysis advanced oxidizer, the biochemical system, the MBR and a standard discharge device are sequentially connected. The wastewater treatment system adopts a novel treatment way for separating and concentrating dimethyl sulfoxide-acrylonitrile wastewater through the product and technology of a reverse osmosis membrane, thus greatly reducing wastewater concentration, solving an environmental protection problem on the standard discharge of dimethyl sulfoxide wastewater on which biochemical treatment is difficult to directly implement, and reducing the operation cost of wastewater treatment.
Description
Technical field
The utility model relates to a kind of employing membrane concentration isolation technique, high-level oxidation technology, senior biochemical technology combination treatment carbon fiber factory effluent system, especially a kind of carbon fiber production wastewater treatment system.
Background technology
Carbon fiber is one of high-performance fiber, have excellent specific properties such as high strength, high-modulus, high temperature resistant, antifatigue, high heat conduction, low bulk, be used for matrix materials such as production resin base, metal matrix as strengthening body, be widely used in fields such as space flight and aviation, wind-power electricity generation, automobile, sports goods, health care, electronic communication, oil production, become the focus of domestic novel material industry research and development.Employing is that the single stage method wet-spinning polyacrylonitrile (PAN) base carbon fibre technology of solvent is succeedd with the dimethyl sulfoxide (DMSO), makes and utilizes homemade T300, the T700 carbon fiber product of proprietary technology development to reach international like product level.
Polyacrylonitrile (PAN) base carbon fibre enterprise can discharge the certain density dimethyl sulfoxide (DMSO)-acrylic nitrile waste water that contains in process of production.Vinyl cyanide is one of noxious pollutant important in the environment, not only destroys water ecosystem, also the health of harm humans.Dimethyl sulfoxide (DMSO) (be called for short DMSO) is a kind of organic compounds containing sulfur, important organic solvent, and the stability of chemical property and as the characteristic of organic solvent, methyl-sulphoxide is very difficult to biological degradation; Vinyl cyanide itself has severe toxicity to microorganism, and the osmosis of sulfoxide is good, can aggravate its bio-toxicity when coexisting with vinyl cyanide, thus carbon fiber enterprise factory effluent to have pollutent stability strong, bio-toxicity is big, biochemical is poor, degradation speed waits characteristics slowly.
Summary of the invention
The purpose of this utility model is the difficulty that exists in the above-mentioned reality in order to overcome, a kind of carbon fiber production wastewater treatment system is provided, it adopts the product and the technology of reverse osmosis membrane dimethyl sulfoxide (DMSO)-acrylic nitrile waste water to be separated concentrated, can from waste water, reclaim the dimethyl sulfoxide (DMSO) organic solvent of economic worth, reduce waste strength significantly, solve the environmental issue of the dimethyl sulfoxide wastewater qualified discharge that is difficult to direct biochemical treatment again, and reduced wastewater treatment running cost.
The technical solution of the utility model is:A kind of carbon fiber production wastewater treatment system, it is characterized in that: it is made up of wastewater collection pond, lift pump, reverse osmosis membrane concentration device, rectifier unit, equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR membrane bioreactor; Described wastewater collection pond is connected with reverse osmosis membrane concentration device by pump; Reverse osmosis membrane concentration device one end is connected with rectifier unit, and the other end is connected with equalizing tank; Described equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR film bioreactor device, qualified discharge device connect in turn.
Pass through test in place, we find that conventional film thought of design is not suitable for and contain dimethyl sulfoxide wastewater membrane concentration system, and because dimethyl sulfoxide (DMSO) has perviousness preferably to the membrane element of routine, too high concentration is dissolved detrimental effect to film, site test results shows, it is concentrated to adopt this reverse osmosis membrane concentration device that dimethyl sulfoxide wastewater is separated, and the system water rate of recovery can reach more than 90%, and the dimethyl sulfoxide (DMSO) concentration after concentrating can improve 5 ~ 10 times.
The utility model patent is optimized at existing technology, and having reclaimed on the one hand has the dimethyl sulfoxide (DMSO) of economic worth organic solvent; Reduced advanced oxidation on the other hand and united senior biochemical treatment carbon fiber factory effluent, can guarantee carbon fiber factory effluent stably reaching standard coming the water concentration restriction.
The beneficial effects of the utility model are:
1, the utility model adopts the product and the technology of reverse osmosis membrane that dimethyl sulfoxide (DMSO)-acrylic nitrile waste water is separated spissated novel treatment mode, can from waste water, reclaim the dimethyl sulfoxide (DMSO) organic solvent of economic worth, reduce waste strength significantly, solve the environmental issue of the dimethyl sulfoxide wastewater qualified discharge that is difficult to direct biochemical treatment again, and reduced wastewater treatment running cost.
2, be that water saving, waste water fully utilize, new approach has been opened up in energy-saving and emission-reduction by the utility model.
3, of the present utility model simple in structure, easy to install, operation steps is simple.
Description of drawings
Fig. 1 is the connection diagram of the utility model carbon fiber production wastewater treatment system.
Among the figure: 1-wastewater collection pond, 2-lift pump, 3-reverse osmosis membrane concentration device, 4-rectifier unit, 5-equalizing tank, 6-combination type photocatalysis advanced oxidation device, 7-biochemical system, 8-MBR membrane bioreactor, 9-qualified discharge device.
Embodiment
Understand the technical solution of the utility model for one of ordinary skill in the art can be known, now reach example in conjunction with the accompanying drawings the technical solution of the utility model is described in further detail:
A kind of carbon fiber production wastewater treatment system, it is characterized in that: it is made up of wastewater collection pond, lift pump, reverse osmosis membrane concentration device, rectifier unit, equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR membrane bioreactor, qualified discharge device; Described wastewater collection pond is connected with reverse osmosis membrane concentration device by pump; Reverse osmosis membrane concentration device one end is connected with rectifier unit, and the concentrated stream of output is gone into rectifier unit; The other end is connected with equalizing tank, with the product water inflow equalizing tank of output; Described equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR film bioreactor device, qualified discharge device connect in turn.
Because fine waste strength height of dimethyl sulfoxide (DMSO)-propylene and biodegradability extreme difference, the utility model at first adopts reverse osmosis membrane concentration device that the fine waste water of dimethyl sulfoxide (DMSO)-propylene is concentrated, its concentration is improved about 10 times approximately than concentration in the raw wastewater, can directly deliver to rectifier unit after the collection and carry out the rectifying recovery; Reverse osmosis membrane concentration device produces the 1/5-1/6 that dimethyl sulfoxide (DMSO) concentration can be reduced to concentration in the raw wastewater in the water, carries out advanced oxidation again and unites senior biochemical treatment.The utility model adopts is that combination type photocatalysis high-level oxidation technology and equipment are to carrying out preoxidation through the fine waste water of dimethyl sulfoxide (DMSO)-propylene behind the reverse osmosis membrane concentration device, under the effect of UV-light, utilize the dimethyl sulfoxide (DMSO)-propylene in the hydrogen peroxide oxidation waste water fine, clearance to COD can reach more than 75%, increase B/C than (BOD/COD ratio) more than 0.3, then make the organism in the waste water can biochemically naturally decompose the COD that further reduces waste water by biochemistry, final by the MBR membrane bioreactor, make the high-speed and high-level efficiency removal of organism and nutritive substance, the sludge loading of adjusting MBR is at 0.40～2.30 kg/ (kgd), the assurance water outlet is as clear as crystal, COD is dropped to below 100, and waste water is by the discharging of mark discharge equipment stably reaching standard.
The embodiment of the above is a better embodiment of the present utility model; be not to limit concrete practical range of the present utility model with this; scope of the present utility model comprises and is not limited to this embodiment, and the equivalence that all shapes according to the utility model, structure are done changes and all comprises in the protection domain of the present utility model.
Claims (2)
1. carbon fiber production wastewater treatment system, it is characterized in that: it is made up of wastewater collection pond, lift pump, reverse osmosis membrane concentration device, rectifier unit, equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR membrane bioreactor; Described wastewater collection pond is connected with reverse osmosis membrane concentration device; Reverse osmosis membrane concentration device one end is connected with rectifier unit, and the other end is connected with equalizing tank; Described equalizing tank, combination type photocatalysis advanced oxidation device, biochemical system, MBR film bioreactor device, qualified discharge device connect in turn.
2. a kind of carbon fiber production wastewater treatment according to claim 1 system, it is characterized in that: described wastewater collection pond is connected with reverse osmosis membrane concentration device by pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320022617 CN203095798U (en) | 2013-01-16 | 2013-01-16 | Carbon filter production wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320022617 CN203095798U (en) | 2013-01-16 | 2013-01-16 | Carbon filter production wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203095798U true CN203095798U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320022617 Expired - Fee Related CN203095798U (en) | 2013-01-16 | 2013-01-16 | Carbon filter production wastewater treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203095798U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179814A (en) * | 2018-11-26 | 2019-01-11 | 南京紫江工程科技有限公司 | A method of combination advanced oxidation handles sewage |
| CN110054239A (en) * | 2019-05-13 | 2019-07-26 | 中国科学院山西煤炭化学研究所 | The processing method and processing unit of carbon fiber waste water |
| CN110759601A (en) * | 2019-11-20 | 2020-02-07 | 兰州蓝星纤维有限公司 | Multipurpose carbon fiber production wastewater treatment system and method |
-
2013
- 2013-01-16 CN CN 201320022617 patent/CN203095798U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179814A (en) * | 2018-11-26 | 2019-01-11 | 南京紫江工程科技有限公司 | A method of combination advanced oxidation handles sewage |
| CN110054239A (en) * | 2019-05-13 | 2019-07-26 | 中国科学院山西煤炭化学研究所 | The processing method and processing unit of carbon fiber waste water |
| CN110759601A (en) * | 2019-11-20 | 2020-02-07 | 兰州蓝星纤维有限公司 | Multipurpose carbon fiber production wastewater treatment system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20210116 |