CN104341071A - System for recycling acid-alkali during glass production sewage treatment - Google Patents
System for recycling acid-alkali during glass production sewage treatment Download PDFInfo
- Publication number
- CN104341071A CN104341071A CN201410626323.1A CN201410626323A CN104341071A CN 104341071 A CN104341071 A CN 104341071A CN 201410626323 A CN201410626323 A CN 201410626323A CN 104341071 A CN104341071 A CN 104341071A
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- China
- Prior art keywords
- alkali
- communicated
- sulfuric acid
- filtration unit
- output terminal
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Classifications
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- 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
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- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
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- 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
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- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- 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
- C02F2103/12—Nature of the water, waste water, sewage or sludge to be treated from the silicate or ceramic industries, e.g. waste waters from cement or glass factories
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Abstract
The invention relates to a system for recycling acid-base during glass production sewage treatment. The system comprises a wastewater basin, a coagulation settling basin, a filtering device I, a PH adjustment basin, a filtering device II, a crystallizing device, a dissolving basin, a bipolar membrane electrodialysis membrane module device, an electrodialysis concentration device, an evaporative concentration device, a sulfuric acid recycling pipeline and an alkali recycling pipeline. According to the system, the environmental pollution is prevented, and environment friendliness is realized; furthermore, sulfuric acid and alkali which can be reused can be obtained by the bipolar membrane electrodialysis membrane module device; wastes are turned into treasures; the electrodialysis concentration device is used for concentrating alkali, and alkali with the alkali concentration being 5-15 percent can be directly recycled; the evaporative concentration device can be used for directly recycling alkali with the alkali concentration being 50-100 percent; the effect is obvious.
Description
Technical field
The present invention relates to glass production field of waste liquid treatment, particularly relate to a kind of system of glass production sewage treatment and recovery soda acid.
Background technology
At present, in process of glass, produce a large amount of waste water, if obtain recycling bronsted lowry acids and bases bronsted lowry from waste water, become the important topic of wastewater treatment.
As the Chinese invention patent " a kind of collection reclaiming system of glass edging waste water " that application number is 201220150706.2, disclose the collection reclaiming system of novel glass edging waste water, it can solve the problem of the decontamination effect improving difference existed in traditional glass edging wastewater collection reuse process, ensure the cooling performance of glass edging processing, improve product quality and production efficiency, and the glass granulated slag effectively processed in waste water, reduce environmental pollution.It comprises settling tank, wastewater equalization pond and combination equipment for separating liquid from solid, the edging waste water of glass edge-grinding machine connects into wastewater equalization pond by wastewater drainage pipe, wastewater equalization pond connects into settling tank by lift pump, sludge sump is connected by mud discharging pipeline bottom settling tank, settling tank connects combination equipment for separating liquid from solid by supernatant liquor transfer line, combination equipment for separating liquid from solid is provided with mud discharging mouth and supernatant liquor delivery pipe, mud discharging mouth connects into sludge sump, supernatant liquor delivery pipe is connected to reuse pool by reuse pipeline, reuse pool connects into the cooling apparatus of glass edge-grinding machine by pipe network.But this patent weak point is: in the process disposed waste liquid, all cannot reclaim recycling sulphur bronsted lowry acids and bases bronsted lowry from waste liquid, the waste liquid in a large number containing bronsted lowry acids and bases bronsted lowry is wasted.
Summary of the invention
The object of the invention is to the problems referred to above overcoming prior art existence, propose a kind of system of glass production sewage treatment and recovery soda acid.The present invention not only prevent environmental pollution, environmental protection; The sulphur bronsted lowry acids and bases bronsted lowry that can again utilize also is obtained by bipolar membrane electrodialysis film group device; Turn waste into wealth.
The present invention realizes by the following technical solutions:
A kind of system of glass production sewage treatment and recovery soda acid, it is characterized in that: comprise wastewater disposal basin, coagulant precipitation pond, filtration unit I, PH equalizing tank, filtration unit II, crystallization apparatus, dissolving tank, bipolar membrane electrodialysis film group device, electrodialysis concentrating unit, evaporation concentration device, retrieval of sulfuric acid pipeline and alkali collection pipeline, the output terminal of described wastewater disposal basin is communicated with the input terminus in coagulant precipitation pond, the output terminal in described coagulant precipitation pond is communicated with the input terminus of filtration unit I, the output terminal of filtration unit I is communicated with the input terminus of PH equalizing tank, the output terminal of PH equalizing tank is communicated with the input terminus of filtration unit II, the output terminal of filtration unit II is communicated with the input terminus of crystallization apparatus, the output terminal of crystallization apparatus is communicated with the input terminus of dissolving tank, the output terminal of dissolving tank is communicated with the input terminus of bipolar membrane electrodialysis film group device, the sulfuric acid end that goes out of described bipolar membrane electrodialysis film group device is communicated with the sulfuric acid end that enters of electrodialysis concentrating unit, go out alkali end to be communicated with the alkali end that enters of electrodialysis concentrating unit, described electrodialysis concentrating unit go out sulfuric acid end with go out alkali end respectively with the entering sulfuric acid end and enter alkali end and be communicated with of evaporation concentration device, described evaporation concentration device go out sulfuric acid end with go out alkali end respectively with retrieval of sulfuric acid pipeline and alkali collection pipeline communication.
Described bipolar membrane electrodialysis film group device is provided with heat sink.
Described heat sink is interchanger.
Described filtration unit I is flame filter press, and filtration unit II is PP microporous filter.Flame filter press and PP microporous filter are physical filtering, can filter out a certain size the large granular impurity in waste liquid and suspended substance.
The diameter 0.22um-0.45um of PP micropore filtering film in described PP microporous filter.
Also comprise sulfuric acid storage tank and alkali storage tank, the acid end that goes out of described acid recovery pipeline is communicated with sulfuric acid storage tank, and the alkali end that goes out of alkali collection pipeline is communicated with alkali storage tank.
Compared with prior art, its advantage is in the present invention:
1, the present invention not only prevent environmental pollution, environmental protection; The sulphur bronsted lowry acids and bases bronsted lowry that can again utilize also is obtained by bipolar membrane electrodialysis film group device; Turn waste into wealth.
2, the present invention adopts electrodialysis concentrating unit to concentrate alkali, directly can reclaim the alkali that alkali concn control is 5%-15%, adopts evaporation concentration device directly can reclaim the alkali that alkali concn control is 50%-100%, Be very effective.
3, this practicality newly adopts bipolar membrane electrodialysis film group device to be provided with heat sink, and heat sink is interchanger; Can lower the temperature to bipolar membrane electrodialysis film group device, facilitate the carrying out of follow-up matting.
4, this practicality newly adopts described filtration unit I to be flame filter press, and filtration unit II is PP microporous filter.Flame filter press and PP microporous filter are physical filtering, can filter out a certain size the large granular impurity in waste liquid and suspended substance.
5, the present invention also comprises sulfuric acid storage tank and alkali storage tank, and the acid end that goes out of acid recovery pipeline is communicated with sulfuric acid storage tank, and the alkali end that goes out of alkali collection pipeline is communicated with alkali storage tank; Soda acid after concentrated can be stored, easy to use.
6, the present invention adopts coagulating sedimentation principle under the effect of coagulating agent, the colloid in waste water and fine suspension is made to be condensed into flocs unit, the PH of waste liquid is adjusted to 7 by PH equalizing tank, filtration unit I and filtration unit II are by the large granular impurity of a certain size in waste liquid and suspended substance removal, and last waste liquid obtains the sulphur bronsted lowry acids and bases bronsted lowry that can again utilize successively by crystallization apparatus, dissolving tank II, bipolar membrane electrodialysis film group device; Adopt electrodialysis concentrating unit to concentrate alkali again, directly can reclaim the alkali that alkali concn control is 5%-15%, adopt evaporation concentration device directly can reclaim the alkali that alkali concn control is 50%-100%, not only prevent environmental pollution, environmental protection; The sulphur bronsted lowry acids and bases bronsted lowry that can again utilize also is obtained by bipolar membrane electrodialysis film group device; Turn waste into wealth.
Accompanying drawing explanation
Fig. 1 is present system structural representation;
Mark in figure: 1, wastewater disposal basin, 2, coagulant precipitation pond, 3, filtration unit I, 4, PH equalizing tank, 5, filtration unit II, 6, crystallization apparatus, 7, dissolving tank, 8, bipolar membrane electrodialysis film group device, 9, retrieval of sulfuric acid pipeline, 10, alkali collection pipeline, 11, heat sink, 12, sour storage tank, 13, alkali storage tank, 14, electrodialysis concentrating unit, 15, evaporation concentration device.
Embodiment
Below in conjunction with Figure of description, the present invention is further detailed:
Embodiment 1:
A kind of system of glass production sewage treatment and recovery soda acid, comprise wastewater disposal basin 1, coagulant precipitation pond 2, filtration unit I 3, PH equalizing tank 4, filtration unit II 5, crystallization apparatus 6, dissolving tank 7, bipolar membrane electrodialysis film group device 8, electrodialysis concentrating unit 14, evaporation concentration device 15, retrieval of sulfuric acid pipeline 9 and alkali collection pipeline 10, the output terminal of described wastewater disposal basin 1 is communicated with the input terminus in coagulant precipitation pond 2, the output terminal in described coagulant precipitation pond 2 is communicated with the input terminus of filtration unit I 3, the output terminal of filtration unit I 3 is communicated with the input terminus of PH equalizing tank 4, the output terminal of PH equalizing tank 4 is communicated with the input terminus of filtration unit II 5, the output terminal of filtration unit II 5 is communicated with the input terminus of crystallization apparatus 6, the output terminal of crystallization apparatus 6 is communicated with the input terminus of dissolving tank 7, the output terminal of dissolving tank 7 is communicated with the input terminus of bipolar membrane electrodialysis film group device 8, the sulfuric acid end that goes out of described bipolar membrane electrodialysis film group device 8 is communicated with the sulfuric acid end that enters of electrodialysis concentrating unit 14, go out alkali end to be communicated with the alkali end that enters of electrodialysis concentrating unit 14, described electrodialysis concentrating unit 14 go out sulfuric acid end with go out alkali end respectively with the entering sulfuric acid end and enter alkali end and be communicated with of evaporation concentration device 15, the going out sulfuric acid end and go out alkali end and be communicated with alkali collection pipeline 10 with retrieval of sulfuric acid pipeline 9 respectively of described evaporation concentration device 15.
In the present invention, described bipolar membrane electrodialysis film group device 8 is provided with heat sink 11.
In the present invention, described heat sink 11 is interchanger.
In the present invention, described filtration unit I 4 is flame filter press, and filtration unit II 5 is PP microporous filter.Flame filter press and PP microporous filter are physical filtering, can filter out a certain size the large granular impurity in waste liquid and suspended substance.
In the present invention, the diameter 0.22um of PP micropore filtering film in described PP microporous filter.
Embodiment 2:
A kind of system of glass production sewage treatment and recovery soda acid, comprise wastewater disposal basin 1, coagulant precipitation pond 2, filtration unit I 3, PH equalizing tank 4, filtration unit II 5, crystallization apparatus 6, dissolving tank 7, bipolar membrane electrodialysis film group device 8, electrodialysis concentrating unit 14, evaporation concentration device 15, retrieval of sulfuric acid pipeline 9 and alkali collection pipeline 10, the output terminal of described wastewater disposal basin 1 is communicated with the input terminus in coagulant precipitation pond 2, the output terminal in described coagulant precipitation pond 2 is communicated with the input terminus of filtration unit I 3, the output terminal of filtration unit I 3 is communicated with the input terminus of PH equalizing tank 4, the output terminal of PH equalizing tank 4 is communicated with the input terminus of filtration unit II 5, the output terminal of filtration unit II 5 is communicated with the input terminus of crystallization apparatus 6, the output terminal of crystallization apparatus 6 is communicated with the input terminus of dissolving tank 7, the output terminal of dissolving tank 7 is communicated with the input terminus of bipolar membrane electrodialysis film group device 8, the sulfuric acid end that goes out of described bipolar membrane electrodialysis film group device 8 is communicated with the sulfuric acid end that enters of electrodialysis concentrating unit 14, go out alkali end to be communicated with the alkali end that enters of electrodialysis concentrating unit 14, described electrodialysis concentrating unit 14 go out sulfuric acid end with go out alkali end respectively with the entering sulfuric acid end and enter alkali end and be communicated with of evaporation concentration device 15, the going out sulfuric acid end and go out alkali end and be communicated with alkali collection pipeline 10 with retrieval of sulfuric acid pipeline 9 respectively of described evaporation concentration device 15.
In the present invention, described bipolar membrane electrodialysis film group device 8 is provided with heat sink 11.
In the present invention, described heat sink 11 is interchanger.
In the present invention, described filtration unit I 4 is flame filter press, and filtration unit II 5 is PP microporous filter.Flame filter press and PP microporous filter are physical filtering, can filter out a certain size the large granular impurity in waste liquid and suspended substance.
In the present invention, the diameter 0.34um of PP micropore filtering film in described PP microporous filter.
In the present invention, also comprise sulfuric acid storage tank 12 and alkali storage tank 13, the acid end that goes out of described acid recovery pipeline 9 is communicated with sulfuric acid storage tank 12, and the alkali end that goes out of alkali collection pipeline 10 is communicated with alkali storage tank 13.
Embodiment 3:
A kind of system of glass production sewage treatment and recovery soda acid, comprise wastewater disposal basin 1, coagulant precipitation pond 2, filtration unit I 3, PH equalizing tank 4, filtration unit II 5, crystallization apparatus 6, dissolving tank 7, bipolar membrane electrodialysis film group device 8, electrodialysis concentrating unit 14, evaporation concentration device 15, retrieval of sulfuric acid pipeline 9 and alkali collection pipeline 10, the output terminal of described wastewater disposal basin 1 is communicated with the input terminus in coagulant precipitation pond 2, the output terminal in described coagulant precipitation pond 2 is communicated with the input terminus of filtration unit I 3, the output terminal of filtration unit I 3 is communicated with the input terminus of PH equalizing tank 4, the output terminal of PH equalizing tank 4 is communicated with the input terminus of filtration unit II 5, the output terminal of filtration unit II 5 is communicated with the input terminus of crystallization apparatus 6, the output terminal of crystallization apparatus 6 is communicated with the input terminus of dissolving tank 7, the output terminal of dissolving tank 7 is communicated with the input terminus of bipolar membrane electrodialysis film group device 8, the sulfuric acid end that goes out of described bipolar membrane electrodialysis film group device 8 is communicated with the sulfuric acid end that enters of electrodialysis concentrating unit 14, go out alkali end to be communicated with the alkali end that enters of electrodialysis concentrating unit 14, described electrodialysis concentrating unit 14 go out sulfuric acid end with go out alkali end respectively with the entering sulfuric acid end and enter alkali end and be communicated with of evaporation concentration device 15, the going out sulfuric acid end and go out alkali end and be communicated with alkali collection pipeline 10 with retrieval of sulfuric acid pipeline 9 respectively of described evaporation concentration device 15.
In the present invention, described bipolar membrane electrodialysis film group device 8 is provided with heat sink 11.
In the present invention, described heat sink 11 is interchanger.
In the present invention, described filtration unit I 4 is flame filter press, and filtration unit II 5 is PP microporous filter.Flame filter press and PP microporous filter are physical filtering, can filter out a certain size the large granular impurity in waste liquid and suspended substance.
In the present invention, the diameter 0.45um of PP micropore filtering film in described PP microporous filter.
In the present invention, also comprise sulfuric acid storage tank 12 and alkali storage tank 13, the acid end that goes out of described acid recovery pipeline 9 is communicated with sulfuric acid storage tank 12, and the alkali end that goes out of alkali collection pipeline 10 is communicated with alkali storage tank 13.
Claims (6)
1. the system of a glass production sewage treatment and recovery soda acid, it is characterized in that: comprise wastewater disposal basin (1), coagulant precipitation pond (2), filtration unit I (3), PH equalizing tank (4), filtration unit II (5), crystallization apparatus (6), dissolving tank (7), bipolar membrane electrodialysis film group device (8), electrodialysis concentrating unit (15), evaporation concentration device (15), retrieval of sulfuric acid pipeline (9) and alkali collection pipeline (10), the output terminal of described wastewater disposal basin (1) is communicated with the input terminus of coagulant precipitation pond (2), the output terminal of described coagulant precipitation pond (2) is communicated with the input terminus of filtration unit I (3), the output terminal of filtration unit I (3) is communicated with the input terminus of PH equalizing tank (4), the output terminal of PH equalizing tank (4) is communicated with the input terminus of filtration unit II (5), the output terminal of filtration unit II (5) is communicated with the input terminus of crystallization apparatus (6), the output terminal of crystallization apparatus (6) is communicated with the input terminus of dissolving tank (7), the output terminal of dissolving tank (7) is communicated with the input terminus of bipolar membrane electrodialysis film group device (8), the sulfuric acid end that goes out of described bipolar membrane electrodialysis film group device (8) is communicated with the sulfuric acid end that enters of electrodialysis concentrating unit (14), go out alkali end to be communicated with the alkali end that enters of electrodialysis concentrating unit (14), described electrodialysis concentrating unit (14) go out sulfuric acid end with go out alkali end respectively with the entering sulfuric acid end and enter alkali end and be communicated with of evaporation concentration device (15), the going out sulfuric acid end and go out alkali end and be communicated with alkali collection pipeline (10) with retrieval of sulfuric acid pipeline (9) respectively of described evaporation concentration device (15).
2. the system of a kind of glass production sewage treatment and recovery soda acid according to claim 1, is characterized in that: described bipolar membrane electrodialysis film group device (8) is provided with heat sink (11).
3. the system of a kind of glass production sewage treatment and recovery soda acid according to claim 2, is characterized in that: described heat sink (11) is interchanger.
4. the system of a kind of glass production sewage treatment and recovery soda acid according to claim 1, it is characterized in that: described filtration unit I (3) is flame filter press, filtration unit II (5) is PP microporous filter.
5. the system of a kind of glass production sewage treatment and recovery soda acid according to claim 4, is characterized in that: the diameter 0.22um-0.45um of PP micropore filtering film in described PP microporous filter.
6. the system of a kind of glass production sewage treatment and recovery soda acid according to claim 1, it is characterized in that: also comprise sulfuric acid storage tank (12) and alkali storage tank (13), the acid end that goes out of described acid recovery pipeline (9) is communicated with sulfuric acid storage tank (12), and the alkali end that goes out of alkali collection pipeline (10) is communicated with alkali storage tank (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410626323.1A CN104341071A (en) | 2014-11-10 | 2014-11-10 | System for recycling acid-alkali during glass production sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410626323.1A CN104341071A (en) | 2014-11-10 | 2014-11-10 | System for recycling acid-alkali during glass production sewage treatment |
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| Publication Number | Publication Date |
|---|---|
| CN104341071A true CN104341071A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410626323.1A Pending CN104341071A (en) | 2014-11-10 | 2014-11-10 | System for recycling acid-alkali during glass production sewage treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106007110A (en) * | 2016-06-17 | 2016-10-12 | 浙江奇彩环境科技股份有限公司 | Low-salt wastewater recycled treatment and recycling method |
| CN107215996A (en) * | 2017-07-19 | 2017-09-29 | 北京中科康仑环境科技研究院有限公司 | A kind of recycling treatment system, processing method and the application of high concentration sodium salt waste water |
-
2014
- 2014-11-10 CN CN201410626323.1A patent/CN104341071A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106007110A (en) * | 2016-06-17 | 2016-10-12 | 浙江奇彩环境科技股份有限公司 | Low-salt wastewater recycled treatment and recycling method |
| CN107215996A (en) * | 2017-07-19 | 2017-09-29 | 北京中科康仑环境科技研究院有限公司 | A kind of recycling treatment system, processing method and the application of high concentration sodium salt waste water |
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Application publication date: 20150211 |
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