CN104876400A - Iron-carbon micro-electrolysis integrative reaction device - Google Patents
Iron-carbon micro-electrolysis integrative reaction device Download PDFInfo
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- CN104876400A CN104876400A CN201510273600.XA CN201510273600A CN104876400A CN 104876400 A CN104876400 A CN 104876400A CN 201510273600 A CN201510273600 A CN 201510273600A CN 104876400 A CN104876400 A CN 104876400A
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Abstract
The invention discloses an iron carbon micro-electrolysis integrative reaction device. The reaction device comprises a water intake pool, a UASB reactor, an iron-carbon micro-electrolysis device, a temperature control device and a gas collecting device, wherein the UASB reactor is taken as the main body; the iron-carbon micro-electrolysis device is arranged in the UASB reactor; intake water is controlled by a water intake pump to flow into the bottom of the UASB reactor from the water intake pool, passes through a sludge bed at the bottom of the UASB reactor from bottom to top to be treated, the treated intake water flows upwards through the iron-carbon micro-electrolysis device to be further treated to continuously flow upwards through a three-phase separator, and the separated water enters the gas collecting device to be subjected to gas collection, and the effluent flows out from a water outlet; the temperature of the UASB reactor is controlled by the temperature control device through heat preservation water. According to the iron-carbon micro-electrolysis integrative reaction device, the characteristic of the UASB process is effectively combined with that of the iron-carbon micro-electrolysis process, when sewage is treated, the biodegradability of the sewage is improved, a better condition is provided for follow-up biological treatment, and besides, the iron-carbon micro-electrolysis device can filter part of suspended sludge, the design of the three-phase separator can be simplified.
Description
Technical field
The invention belongs to anaerobism water-treatment technology field, particularly a kind of iron-carbon micro-electrolysis integrated reacting device for the treatment of waste water difficult for biological degradation.
Background technology
UASB is a kind of anaerobe reaction unit of disposing of sewage.Be provided with high density, highly active Sludge Bed bottom reaction unit, sewage is from bottom to top by this Sludge Bed, and the majority of organic pollutants in sewage generates methane and carbon dioxide at this through anaerobic reaction.
Research shows, during UASB art breading difficult for biological degradation sewage, first readily biodegradable composition is decomposed, so, still containing a large amount of difficult for biological degradation composition in the water outlet after treated, cannot emission request be reached.Iron-carbon micro-electrolysis is a kind of advanced oxidation processes of disposing of sewage.The method utilizes the potential difference of iron and carbon to form electrochemical reaction in sewage, generate high active ingredient and make organic macromolecule generation chain-scission degradation, the concentration of difficult for biological degradation composition can be reduced further, as two kinds of techniques are combined together to form integrated reacting device, can not only sewage treating efficiency be strengthened, can also floor space be reduced.This thinking has no bibliographical information.
Summary of the invention
When the object of the invention is for process difficult for biological degradation sewage, utilize the relative merits of UASB technique and rail carbon micro-electrolytic processes complementary, a kind of iron-carbon micro-electrolysis integrated reacting device is provided.
The present invention is achieved in that a kind of iron-carbon micro-electrolysis integrated reacting device, comprises pump sump, UASB reactor, iron-carbon micro-electrolysis device, temperature control unit and gas extractor, wherein UASB reactor is main body, it is active sludge bed bottom it, its top is triphase separator, it is iron-carbon micro-electrolysis device below triphase separator, the bottom of UASB reactor is connected with pump sump by intake pump, intake pump controls water inlet flows into UASB reactor bottom from pump sump, water inlet is from bottom to top after the active sludge bed process of UASB reactor bottom, upwards flow through iron-carbon micro-electrolysis device, continue upwards to flow through triphase separator after iron-carbon micro-electrolysis device processes further, the gas collection produced is separated enters gas extractor, partial suspended mud is stopped by iron-carbon micro-electrolysis device, fall the bottom to UASB reactor after rise, water outlet is flowed out from water outlet, temperature control unit is by the temperature of insulation water management UASB reactor.
Described iron-carbon micro-electrolysis device comprises iron-carbon micro-electrolysis filler bearer network and iron-carbon micro-electrolysis filler from bottom to top, wherein iron-carbon micro-electrolysis filler bearer network is fixed on below triphase separator, iron-carbon micro-electrolysis filler adds on iron-carbon micro-electrolysis filler bearer network, intakes for oxide treatment.
The screen distance of iron-carbon micro-electrolysis filler bearer network of the present invention preferably 0.5 centimetre, the diameter of iron-carbon micro-electrolysis filler preferably 2 centimetres.
Apparatus of the present invention can effectively in conjunction with the feature of UASB technique and rail carbon micro-electrolytic processes, while disposing of sewage, lifting sewage biodegradable, for subsequent biological treatment provides better condition, and iron-carbon micro-electrolysis device energy filtration fraction suspended sludge, makes the design of triphase separator be simplified.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention.
Mark in figure: L1-is intake; L2-is incubated water; L3-gas collection; L4-water outlet; P1-intake pump; 1-pump sump; 2-UASB reactor; 3-iron-carbon micro-electrolysis device; 4-temperature control unit; 5-gas extractor.
Fig. 2 is the floor map of iron-carbon micro-electrolysis filler bearer network in apparatus of the present invention.
Embodiment
embodiment:
A kind of iron-carbon micro-electrolysis integrated reacting device, comprises pump sump 1, UASB reactor 2, iron-carbon micro-electrolysis device 3, temperature control unit 4 and gas extractor 5, wherein UASB reactor 2 is main body, its volume is 8 liters, internal diameter 70 millimeters, high 900 millimeters, it is active sludge bed bottom it, its top is triphase separator, it is iron-carbon micro-electrolysis device 3 below triphase separator, the bottom of UASB reactor 2 is connected with pump sump 1 by intake pump P1, intake pump P1 controls water inlet L1 flows into UASB reactor 2 bottom from pump sump 1, L1 is from bottom to top after the active sludge bed process bottom UASB reactor 2 in water inlet, upwards flow through iron-carbon micro-electrolysis device 3, continue upwards to flow through triphase separator after iron-carbon micro-electrolysis device 3 further process, the gas collection L3 produced is separated enters gas extractor 5, water outlet L4 flows out from water outlet, temperature control unit 4 is 31 ~ 33 DEG C by the temperature of insulation water L2 control UASB reactor 2.
Described iron-carbon micro-electrolysis device 3 comprises screen distance to be from bottom to top the iron-carbon micro-electrolysis filler bearer network of 0.5 centimetre and 500 grams of diameters the be iron-carbon micro-electrolysis filler of 2 centimetres, wherein iron-carbon micro-electrolysis filler bearer network is fixed on below triphase separator, and iron-carbon micro-electrolysis filler adds on iron-carbon micro-electrolysis filler bearer network.
Water inlet flows through iron-carbon micro-electrolysis filler from bottom to top, fully contact with iron-carbon micro-electrolysis filler, water inlet flow to triphase separator on iron-carbon micro-electrolysis filler oxide treatment is backward, and wherein a part of suspended sludge is stopped by iron-carbon micro-electrolysis device 3, falls the bottom to UASB reactor 2 after rise.
The device of the present embodiment was through the continuous operation of 15 days, and add the effluent COD concentration before and after iron-carbon micro-electrolysis filler in water inlet containing contrast in different concns difficult for biological degradation sewage situation, result is as table 1.
Table 1 adds before and after iron-carbon micro-electrolysis filler and contrasts
Data as can be seen from table 1, add iron-carbon micro-electrolysis filler formation UASB and iron-carbon micro-electrolysis integrated apparatus in UASB reactor after, water outlet COD reduces about 100 mg/L.If continue the concentration improving waste water difficult for biological degradation in water inlet, then need further to tame the mud in UASB reactor, to improve overall clearance.Sewage after integrated apparatus process, can there is chain-breaking reaction in the organic macromolecule contained in sewage, have larger help to subsequent biological treatment.
Claims (2)
1. an iron-carbon micro-electrolysis integrated reacting device, is characterized in that this device comprises pump sump (1), UASB reactor (2), iron-carbon micro-electrolysis device (3), temperature control unit (4) and gas extractor (5), wherein UASB reactor (2) is main body, it is active sludge bed bottom it, its top is triphase separator, it is iron-carbon micro-electrolysis device (3) below triphase separator, the bottom of UASB reactor (2) is connected with pump sump (1) by intake pump (P1), intake pump (P1) controls water inlet (L1) flows into UASB reactor (2) bottom from pump sump (1), water inlet (L1) is from bottom to top after the active sludge bed process of UASB reactor (2) bottom, upwards flow through iron-carbon micro-electrolysis device (3), after iron-carbon micro-electrolysis device (3) further process, continuation upwards flows through triphase separator, the gas collection (L3) produced is separated enters gas extractor (5), partial suspended mud is stopped by iron-carbon micro-electrolysis device (3), fall the bottom to UASB reactor (2) after rise, water outlet (L4) is flowed out from water outlet, temperature control unit (4) is by the temperature of insulation water (L2) control UASB reactor (2),
Described iron-carbon micro-electrolysis device (3) comprises iron-carbon micro-electrolysis filler bearer network and iron-carbon micro-electrolysis filler from bottom to top, wherein iron-carbon micro-electrolysis filler bearer network is fixed on below triphase separator, and iron-carbon micro-electrolysis filler adds on iron-carbon micro-electrolysis filler bearer network.
2. iron-carbon micro-electrolysis integrated reacting device according to claim 1, is characterized in that the screen distance of described iron-carbon micro-electrolysis filler bearer network is 0.5 centimetre, and the diameter of iron-carbon micro-electrolysis filler is 2 centimetres.
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| CN201510273600.XA CN104876400A (en) | 2015-05-26 | 2015-05-26 | Iron-carbon micro-electrolysis integrative reaction device |
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| CN201510273600.XA CN104876400A (en) | 2015-05-26 | 2015-05-26 | Iron-carbon micro-electrolysis integrative reaction device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083390A (en) * | 2016-11-22 | 2018-05-29 | 山西宝晟源机电设备有限公司 | Efficient micro-electrolysis reactor |
| CN109626564A (en) * | 2018-12-26 | 2019-04-16 | 东华大学 | Fe-C micro electrolysis for the processing of polyvinyl alcohol desized wastewater couples anaerobic reactor |
| CN111777162A (en) * | 2020-07-06 | 2020-10-16 | 苏州达道环保科技有限公司 | Method for treating wastewater by coupling iron-carbon micro-electrolysis and anaerobic organisms |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202030618U (en) * | 2011-05-09 | 2011-11-09 | 北京三益生态环境工程有限公司 | Internal-circulation up-flow anaerobic sludge blanket reactor |
| CN202390287U (en) * | 2011-12-15 | 2012-08-22 | 西安工程大学 | Internal iron-carbon UASB-SBR (Upflow Anaerobic Sludge Blanket-Sequencing Batch Reactor) coupling system for treatment of printing and dyeing wastewater |
-
2015
- 2015-05-26 CN CN201510273600.XA patent/CN104876400A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202030618U (en) * | 2011-05-09 | 2011-11-09 | 北京三益生态环境工程有限公司 | Internal-circulation up-flow anaerobic sludge blanket reactor |
| CN202390287U (en) * | 2011-12-15 | 2012-08-22 | 西安工程大学 | Internal iron-carbon UASB-SBR (Upflow Anaerobic Sludge Blanket-Sequencing Batch Reactor) coupling system for treatment of printing and dyeing wastewater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083390A (en) * | 2016-11-22 | 2018-05-29 | 山西宝晟源机电设备有限公司 | Efficient micro-electrolysis reactor |
| CN109626564A (en) * | 2018-12-26 | 2019-04-16 | 东华大学 | Fe-C micro electrolysis for the processing of polyvinyl alcohol desized wastewater couples anaerobic reactor |
| CN111777162A (en) * | 2020-07-06 | 2020-10-16 | 苏州达道环保科技有限公司 | Method for treating wastewater by coupling iron-carbon micro-electrolysis and anaerobic organisms |
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