CN105858879A - High-efficiency electrolysis desulfurization anaerobic reactor - Google Patents
High-efficiency electrolysis desulfurization anaerobic reactor Download PDFInfo
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- CN105858879A CN105858879A CN201610264967.XA CN201610264967A CN105858879A CN 105858879 A CN105858879 A CN 105858879A CN 201610264967 A CN201610264967 A CN 201610264967A CN 105858879 A CN105858879 A CN 105858879A
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- anaerobic
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/005—Combined electrochemical biological processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/286—Anaerobic digestion processes including two or more steps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/101—Sulfur compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention relates to a high-efficiency electrolysis desulfurization anaerobic reactor which can effectively solve the problems of lower anaerobic treatment efficiency, uncontrollable stripping gas quantity, high equipment cost and high operating cost in the prior art. In order to solve the problems, the technical scheme is as follows: a water inlet pipe communicates with a water inlet pump; the water inlet pump is connected with a first perforated water distributor which extends into the bottom in an anaerobic expanded bed reactor; a second perforated water distributor is oppositely below the first perforated water distributor in parallel; the second perforated water distributor is connected with a reflux pump; the reflux pump communicates with a sedimentation tank through a return water pipe; the upper part in the anaerobic expanded bed reactor is provided with a plurality of three-phase separators through gas collection branch pipes which communicate with a gas collection main pipe; a water outlet triangular weir is arranged above the gas collection main pipe; and the gas collection main pipe communicates with a biogas collection tank. The high-efficiency electrolysis desulfurization anaerobic reactor has the advantages of small development volume, low investment, land saving, stable operation, high treatment efficiency and favorable use effect, and is an innovation in the aspect of anaerobic reactors.
Description
Technical field
The present invention relates to sewage treatment area, particularly a kind of efficient electrolysis desulfurization anaerobic reactor.
Background technology
It is known that in the water pollution problems of China, the waste water rich in sulfate is one of main pollution source, sulfuric acid
Salt waste water has that contaminated area is big, latency period length, be difficult to the features such as improvement.At present, the underground water in a lot of city of China is
Receive sulfate contamination in various degree.The most in recent years, the pollution of sulfate wastewater is on the rise, a lot of production fields
Emerge the substantial amounts of industrial wastewater containing high concentration sulfate, such as chemical industry, pharmacy, process hides, papermaking, fermentation, food processing with adopt
Ore deposit industry etc..Owing to these waste water containing substantial amounts of sulfate and high concentration organic contaminant simultaneously, in organics removal mistake
Necessarily being affected by factors in sulfate reduction in journey, the murder by poisoning such as the substrate competition between bacterial classification, sulfide presses down
Make and use, therefore use general anaerobic bio-treated effect unsatisfactory.Therefore, seek at effective sulfate wastewater
Science and engineering skill has become as environmental project circle question of common concern.
At present, use anaerobic process processes the method that high concentrated organic wastewater is economical and efficient the most.But, having a large amount of sulphur
In the presence of hydrochlorate, the substrate competition of methanogen is suppressed and SO by tradition anaerobic system by sulfate reducing bacteria4 2-
Reduction produces H2The toxicity inhibition effect of S, makes microorganism by toxicity inhibition effect, causes Anaerobic Treatment efficiency to reduce, even
It is not normally functioning.
The method using air lift stripping removes SO4 2-Reduction produces H2S is the crucial institute improving anaerobic system treatment effeciency
?.Homogenous anaerobic stripping process is installation inert gas stripping device in homogenous anaerobic processing system, by H2S is constantly from instead
Answer stripping in device to fall, thus improve the runnability of reactor, but stripping gas typically uses more stable nitrogen or biogas.In
The disadvantage of the homogenous anaerobic technique of portion's stripping is that stripping tolerance is wayward, necessary explosion-proof, the leakproof of the blower fan of stripping, equipment
Cost intensive, operating cost is high.
To sum up, exploitation volume is little, small investment, occupation of land save, stable, process efficient sulfate-containing organic wastewater and process dress
Put is to need badly at present to solve the technical problem that.
Summary of the invention
For above-mentioned situation, for solving the defect of prior art, the purpose of the present invention is just to provide a kind of efficient electric and frees
Sulphur anaerobic reactor, can effectively solve prior art Anaerobic Treatment efficiency and reduce, and stripping tolerance is wayward, and equipment cost is held high
Expensive, that operating cost is high problem.
The technical scheme that the present invention solves is, receives including water inlet pipe, anaerobic expanded bed reactor, three phase separator and biogas
Collection tank, water inlet pipe is connected with intake pump, intake pump and the first perforation water distributor stretching into anaerobic expanded bed reactor inner bottom part
It is connected, the parallel second perforation water distributor that is relatively provided with below the first perforation water distributor, the second perforation water distributor and reflux pump phase
Connect, reflux pump through backflow water pipe be connected with sedimentation basin, anaerobic expanded bed reactor internal upper part through gas-collecting branch pipe equipped with some
Three phase separator, gas-collecting branch pipe is connected with gas gathering manifold, and gas gathering manifold is arranged over water outlet triangular-notch weir, gas gathering manifold and biogas
Collecting tank is connected, collecting methane tank through natural pond letter shoot respectively with collection tracheae, the biogas house steward of anaerobism combined type settling vessel
Being connected, the water outlet conveying pipe that anaerobic expanded bed reactor is arranged on outer wall is connected with anaerobism combined type settling vessel.
The present invention uses DC voltage to be electrolysed, and utilizes electrolyte to produce H2, H is overflowed in strengthening disturbance rapidly2S gas with
Reducing toxicity, electrolysis produces simultaneously [H] can also accelerate the sulfate reducing bacteria rate of reduction to electron donor, more can add
The reproduction speed of sulfate reducing bacteria in fast acidification reaction unit, so that system realizes efficient stable and runs, exploitation volume is little,
Small investment, occupation of land save, stable, process is efficient, and using effect is good, is the innovation on anaerobic reactor.
Accompanying drawing explanation
Fig. 1 is the structural front view of the present invention.
Fig. 2 is the perforation water distributor structural representation of the present invention.
Fig. 3 is the A-A profile of Fig. 1 of the present invention.
Fig. 4 is reactor sulfide removal effect figure of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in further detail.
Being given by Fig. 1-3, the present invention includes water inlet pipe, anaerobic expanded bed reactor, three phase separator and collecting methane tank,
Water inlet pipe 1 is connected with intake pump 2, intake pump 2 and the first perforation water distributor 4a stretching into anaerobic expanded bed reactor 6 inner bottom part
Being connected, the parallel second perforation water distributor 4b that is relatively provided with below the first perforation water distributor 4a, second bores a hole water distributor 4b and returns
Stream pump 25 is connected, and reflux pump 25 is connected with sedimentation basin 28 through backflow water pipe 24, and anaerobic expanded bed reactor 6 internal upper part is through collection
Gas branch pipe 8 is connected with gas gathering manifold 9 equipped with some three phase separators 7, gas-collecting branch pipe 8, and gas gathering manifold 9 is arranged over water outlet three
Weir, angle 10, gas gathering manifold 9 is connected with collecting methane tank 11, and collecting methane tank 11 combines with anaerobism respectively through natural pond letter shoot 12
The collection tracheae 14 of formula settling vessel 29, biogas house steward 26 are connected, and the water outlet that anaerobic expanded bed reactor 6 is arranged on outer wall is defeated
Pipe 13 is sent to be connected with anaerobism combined type settling vessel 29.
In order to ensure using effect, described anaerobism combined type settling vessel 29 is by stripping room 19, surge chamber 15, minus plate
20, positive plate 21 and sedimentation basin 28 are constituted, and collect tracheae 14 and are connected with the surge chamber 15 being placed in sedimentation basin 28, surge chamber 15
Lower section is provided with the stripping room 19 being connected, and is provided with minus plate 20 bottom stripping room 19, and minus plate 20 is connected with cathode line 22, blows
De-room 19 is outer is provided with filler 18 around suspending, and sedimentation basin 28 top is provided with positive plate 21, and positive plate 21 is connected with anode line 23
Connecing, sedimentation basin 28 top is connected above drainpipe 16 at positive plate 21, and biogas house steward 26 is connected with gas pretreatment tank 27, slow
Rush room 15 to be connected with water outlet conveying pipe 13；Anaerobism combined type settling vessel carries out separation of solid and liquid, and in stripping room, settling vessel center
Interior employing floating stuffing, forms anaerobic reaction district, the second level, is difficult to the mud precipitated with effective interception on a small quantity, and strengthens reactor
Treatment effect, improve effluent characteristics.
Described intake pump 2 links together through the first flange 3a and first perforation water distributor 4a.
The second described perforation water distributor 4b links together with reflux pump 25 through the second flange 3b.
Described anaerobic expanded bed reactor 6, anaerobism combined type settling vessel 29 are setting cylinder or cuboid.
Described anaerobic expanded bed reactor 6 is built with anaerobic sludge 5.
It is evenly distributed with through hole 17 on described the first perforation water distributor 4a, the second perforation water distributor 4b.
The service condition of the present invention is, embodiment: certain leather waste water, and after pretreatment, its biochemical influent COD is
8700-12300mg/L, SO4 2-For 2700-3200 mg/L, general anaerobic reactor is used to process, due to high-sulfate
The H that anaerobic reduction produces2S constantly accumulates, and poisons anaerobism mud, and result causes anaerobism to be become sour.By this efficient electrolysis desulfurization anaerobism
The enforcement of reactor, high-sulfate organic wastewater passes through water inlet pipe 1, carries out water distribution, at anaerobic expanded bed through perforation water distributor 4
Reactor 6 carries out biochemical reaction, mainly occur hydrolysis acidification, sulfate reduction and methane phase reaction, produce methane, organic acid and
H2S, waste water carries out waste water, anaerobism mud and biogas through three phase separator 7 and separates, and anaerobism mud is back in reactor, natural pond
Gas, through gas-collecting branch pipe 8 and gas gathering manifold 9, enters collecting methane tank 11, and waste water enters water outlet triangular-notch weir 10, and waste water is defeated by water outlet
Send pipe 13, enter stripping room 19 in secondary anaerobic combined type settling vessel, through the minus plate of constant-voltage power supply electrolysis in stripping room
The H that 20 electrolysis produce2To the H in waste water2S carries out stripping, and waste water carries out mud-water separation at sedimentation basin 28, the anaerobism mud of precipitation by
Backflow water pipe 24 and reflux pump 25, by water inlet pipe perforation 17, return in anaerobic expanded bed reactor 6, and a part of water outlet is passed through
The further anaerobic reaction of anaerobism filler 18 reduces COD, and secondary anaerobic water outlet has anode 21 to produce oxygen, aoxidizes H further2S, fall
The murder by poisoning to follow-up aerobic bacteria of the sulfide in low waste water.In present case, sulfate reduction is mainly completed by one-level anaerobism, one-level
Anaerobic effluent sulfide concentration is higher than secondary anaerobic, so the most high-sulfurized substrate concentration of system should be in one-level anaerobic reactor.
After tested, sulfate reduction amount the one-level anaerobic effluent sulfide concentration of gained is calculated higher than actual water outlet
In concentration, the recirculation water sulfide concentration after additional air lift stripping is minimum, illustrates that the removal of sulfide is produced by one-level anaerobism
Gas disturbance and additional air lift two aspect effect.The SO of former water is obtained according to test monitoring4 2-Concentration [SO4 2-]i, one-level anaerobic effluent
SO4 2-Concentration [SO4 2-]eAnd sulfide concentration Se, recirculation water sulfide concentration Sr, then by backflow ratio r through formulaOne-level anaerobic effluent the most high-sulfurized theoretic substrate concentration S can be calculated0。S0、SeAnd SrThree
Between person, difference represents one-level anaerobic gas generation disturbance and the desulfidation of additional air lift stripping respectively.
Water inlet sulfate 2700-3200 mg/L in embodiment, is running 201 ~ 210 d and the S of 241 ~ 250 d0、Se、Sr
It is respectively 19.3,18.1,14.1 mg/L and 73.6,52.4,39.5 mg/L.As shown in Figure 4, S0、Se、SrChanging Pattern base
This is identical with the first two stage, is all to reach peak when sulfate reduction rate is optimal.
Anaerobic gas generation process eliminates S0In 18% ~ 30% sulfide, additional air lift stripping eliminates S0In 15% ~ 20%
Sulfide.Test result shows, effluent recycling and the circulation blow-removing of one-level anaerobic reactor make S0Far below sulfide yield, this
It is that system is not substantially by the key of sulfide toxic effect.Recirculation water dilutes the sulfide produced in system, makes sulfuration
Substrate concentration is greatly reduced；During reactor self anaerobic gas generation, the sulfide part that sulfate reduction produces is with biogas
Overflowing, simultaneously by regulating the tolerance of additional air lift stripping, can make sulfide concentration in reactor obtains stable control,
Therefore a whole set of processing system can stable for extended periods of time state.
Electric field strengthening two-phase anaerobic reactor of the present invention, its one-level anaerobic device structure is setting cylinder or cuboid, it
Main Function be anaerobic acidification effect, namely the sulfate in waste water is reduced into sulfuration under the effect of sulfatereducting bacteria
Hydrogen, removes certain COD simultaneously, and its unit is broadly divided into water-locator, three phase separator and water collecting groove (water outlet triangular-notch weir).Cloth
Hydrophone ensures water distribution uniformity and certain upflow velocity；Three phase separation ensures water, gas, admittedly efficiently separates, and prevents sludge loss；Receive
Collection groove collects waste water.
Second level anaerobism combined type settling vessel, by filler 18, stripping room 19, minus plate 20, positive plate 21, cathode line 22,
Anode line 23, reflux water pipe 24, reflux pump 25, biogas house steward 26, gas pretreatment tank 27, and surge chamber 15 collects tracheae 14, row
Water pipe 16, sedimentation basin 28 and constant voltage electric field composition, its structure is for erectting cylinder or cuboid, and one-level anaerobism is mainly gone out by it
Water, uses the method for electrolysis air lift stripping to remove the hydrogen sulfide in recirculated water, reduces the sulfur content in recirculated water, reduce its toxicity
Effect.Owing to vast scale water outlet circulation will necessarily produce impact to the upflow velocity of one-level anaerobic expanded bed reactor so that it is
Work more than in the case of normal flow, cause three phase separator effect significantly to weaken, anaerobic sludge runs off in a large number, therefore, make
Ensure that anaerobism mud returns in one-level anaerobic reactor with combined type settling vessel, and use in the fall flow chamber of settling vessel center
The hydrogen that electrolysis produces can carry out air lift stripping to recirculated water.Because the water inlet that upper Flow Velocity the is former water speed that settling vessel is peripheral
Degree, far below the flow velocity of recirculated water, so providing good mud-water separation condition.Meanwhile, in combination settling vessel, addition is outstanding
Floating packing layer (not blocking) forms anaerobic reaction district, the second level, is possible not only to effectively intercept the mud being difficult on a small quantity precipitate, and
The treatment effect of reactor can be strengthened, improve effluent characteristics.Its unit mainly includes anaerobism filler, stripping room, minus plate, sun
Pole plate, reflux pump and constant voltage electric field.
The operation principle of the present invention: in the anaerobic expanded bed reactor unit of efficient electrolysis desulfurization anaerobic reactor, highly concentrated
Degree sulfate wastewater is pumped into the bottom of reactor and suitable reflux cycle water water distribution head in water-locator divides equably
Cloth in the reaction cell, produces violent disturbance in acidification reaction room and makes mud in this reaction zone be swelling state, strengthen mud
The mixing contact of water, the limiting factor of mass transfer is the least, makes the activity that mud holding is the highest.Outside the anaerobism combined type settling vessel of the second level
The effect of added electric field makes sulfate reducing bacteria reduction electron donor combine rate of reduction ratio general quickening 1.7-2.1 times, more has
Research shows that electrochemistry is probably electric field/magnetic field to the strengthening mechanism of bioprocess under certain field current (I=1.5mA)
Promote sulfate reducing bacteria propagation, improve enzymatic activity and metabolic activity.It addition, the hydrogen that electrolysis produces can be by H2S is constantly
From reactor, stripping falls, with alleviate its to methane backeria and the inhibitory action of other anaerobic bacterias, thus improve the operation of reactor
Performance.
Reactor of the present invention is applicable to process high-concentration sulfuric acid salt organic waste water, mainly by anaerobic expanded bed reactor, group
Box-like anaerobic precipitation device, constant voltage electric field form.Wherein, anaerobic expanded bed reactor by water inlet pipe, water-locator, interior return duct, three
Phase separator forms；Combined anaerobic settling vessel is made up of expansion chamber, floating stuffing, electrolysis stripping；Constant voltage electric field arrangement includes
Constant-voltage DC source, positive and negative polarities plate.After process, water outlet can directly carry out aerobic further process.This reactor uses two-stage
The technique that anaerobism combines with cyclic electrolysis stripping, based on efficient anaerobic expanded bed reactor, is carried out greatly its water outlet
Ratio outer circulation is to reduce water inlet middle and high concentration sulfate and the organic matter impact on anaerobic sludge, and uses the positive and negative of electric field
Pole resolves into oxygen and hydrogen under certain voltage, the H that sulfatereducting bacteria is produced by the hydrogen that negative pole produces2The toxic gases such as S
Carry out air lift stripping, the anaerobism mud in reactor is produced stirring action simultaneously, alleviate the accumulation of toxic gas.
The present invention is diphasic anaerobic biological treatment reactor, and one-level anaerobic reactor is anaerobic expanded bed reactor, and it is good
Good mixing condition and upflow liquid velocity ensure being normally carried out of sulfate reduction, and second level anaerobism combined type settling vessel is tied
Close advanced constant voltage electric field, it is possible to effectively organics removal and at utmost stripping go out H2S gas, two-stage anaerobic can be very
Separately prevent from influencing each other by the flora of acidifying unit and methane unit well, make stable effluent quality and reach higher will
Ask, present invention is mainly applied to the biological treatment of high-concentration sulfuric acid salt organic waste water, there is raising volumetric loading, add fast response speed
The advantages such as rate, the floor space that reduces, the operating cost that reduces, raising treatment effect, take into account anaerobism, precipitation, the backflow of anaerobism mud and electricity
Solve the function of stripping sulphur removal, be the innovation on anaerobic reactor, there is good economic and social benefit.
Claims (7)
1. an efficient electrolysis desulfurization anaerobic reactor, including water inlet pipe, anaerobic expanded bed reactor, three phase separator and biogas
Collecting tank, it is characterised in that water inlet pipe (1) is connected with intake pump (2), intake pump (2) with stretch into anaerobic expanded bed reactor
(6) the first perforation water distributor (4a) of inner bottom part is connected, and the first perforation water distributor (4a) is the most parallel to be relatively provided with second and wear
Hole water distributor (4b), second perforation water distributor (4b) be connected with reflux pump (25), reflux pump (25) through backflow water pipe (24) and
Sedimentation basin (28) is connected, anaerobic expanded bed reactor (6) internal upper part through gas-collecting branch pipe (8) equipped with some three phase separators (7),
Gas-collecting branch pipe (8) is connected with gas gathering manifold (9), and gas gathering manifold (9) is arranged over water outlet triangular-notch weir (10), gas gathering manifold (9)
Be connected with collecting methane tank (11), collecting methane tank (11) through natural pond letter shoot (12) respectively with anaerobism combined type settling vessel
(29) collection tracheae (14), biogas house steward (26) are connected, and the water outlet that anaerobic expanded bed reactor (6) is arranged on outer wall is defeated
Pipe (13) is sent to be connected with anaerobism combined type settling vessel (29).
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that described anaerobism combined type sinks
Shallow lake device (29) is made up of stripping room (19), surge chamber (15), minus plate (20), positive plate (21) and sedimentation basin (28), collects gas
Pipe (14) is connected with the surge chamber (15) being placed in sedimentation basin (28), and surge chamber (15) lower section is provided with the stripping room being connected
(19), stripping room (19) bottom is provided with minus plate (20), and minus plate (20) is connected with cathode line (22), stripping room (19) outer shroud
Suspension is provided with filler (18), and sedimentation basin (28) top is provided with positive plate (21), and positive plate (21) is connected with anode line (23)
Connecing, sedimentation basin (28) top is connected above drainpipe (16) at positive plate (21), and biogas house steward (26) pre-processes tank with gas
(27) being connected, surge chamber (15) is connected with water outlet conveying pipe (13).
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that described intake pump (2) warp
First flange (3a) links together with the first perforation water distributor (4a).
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that the second described perforation water distribution
Pipe (4b) links together with reflux pump (25) through the second flange (3b).
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that described anaerobic expanded bed is anti-
Device (6), anaerobism combined type settling vessel (29) is answered to be setting cylinder or cuboid.
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that described anaerobic expanded bed is anti-
Answer device (6) built with anaerobic sludge (5).
Efficient electrolysis desulfurization anaerobic reactor the most according to claim 1, it is characterised in that the first described perforation water distribution
It is evenly distributed with through hole (17) in pipe (4a), the second perforation water distributor (4b).
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| CN201610264967.XA CN105858879A (en) | 2016-04-26 | 2016-04-26 | High-efficiency electrolysis desulfurization anaerobic reactor |
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| CN201610264967.XA CN105858879A (en) | 2016-04-26 | 2016-04-26 | High-efficiency electrolysis desulfurization anaerobic reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416976A (en) * | 2017-09-08 | 2017-12-01 | 盐城工学院 | A kind of synchronous methane phase and the processing method of elemental sulfur device and sulfur-bearing organic liquid waste |
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| CN201517060U (en) * | 2009-09-30 | 2010-06-30 | 浙江大学 | Electrolysis-biological anaerobic reactor |
| CN101928065A (en) * | 2010-08-27 | 2010-12-29 | 南京大学 | Electric field strengthening two-phase anaerobic reactor |
| CN102351381A (en) * | 2011-08-16 | 2012-02-15 | 复旦大学 | Device and method for treating sulfate wastewater |
| CN205575773U (en) * | 2016-04-26 | 2016-09-14 | 郑州市环境保护监测中心站 | High -efficient electrolysis desulfurization anaerobic reactor |
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| KR20010038791A (en) * | 1999-10-27 | 2001-05-15 | 양인모 | Paper wastewater treatment process and paper manufacturing method using the treated water therefrom |
| CN201517060U (en) * | 2009-09-30 | 2010-06-30 | 浙江大学 | Electrolysis-biological anaerobic reactor |
| CN101928065A (en) * | 2010-08-27 | 2010-12-29 | 南京大学 | Electric field strengthening two-phase anaerobic reactor |
| CN102351381A (en) * | 2011-08-16 | 2012-02-15 | 复旦大学 | Device and method for treating sulfate wastewater |
| CN205575773U (en) * | 2016-04-26 | 2016-09-14 | 郑州市环境保护监测中心站 | High -efficient electrolysis desulfurization anaerobic reactor |
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| CN107416976A (en) * | 2017-09-08 | 2017-12-01 | 盐城工学院 | A kind of synchronous methane phase and the processing method of elemental sulfur device and sulfur-bearing organic liquid waste |
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