CN104140170B - Heterogeneous effect Sewage advanced treatment reactor - Google Patents

Heterogeneous effect Sewage advanced treatment reactor Download PDF

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Publication number
CN104140170B
CN104140170B CN201410342416.1A CN201410342416A CN104140170B CN 104140170 B CN104140170 B CN 104140170B CN 201410342416 A CN201410342416 A CN 201410342416A CN 104140170 B CN104140170 B CN 104140170B
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tower
reactor
static mixer
water inlet
advanced treatment
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CN104140170A (en
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盘爱享
房桂干
邓拥军
丁来保
施英乔
张华兰
沈葵忠
韩善明
焦健
李红斌
梁芳敏
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Institute of Chemical Industry of Forest Products of CAF
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Institute of Chemical Industry of Forest Products of CAF
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Abstract

Heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor and main reactor, described lead reactor comprises import and outlet, at least two static mixers are connected with by connecting pipeline between import and outlet, pipeline between described static mixer is provided with pH measuring apparatus, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider, eddy flow water inlet divider upstream is provided with filler, at least two catalyst layers are provided with successively from bottom to top in tower, one group of traverse baffle, aerator and spray defoamer, be provided with high frequency catalysis system between described catalyst layer, top of tower is provided with discharging device; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.The heterogeneous environment of the application's gas, solid, liquid, advanced oxidation, catalyzed oxidation, Homogeneous phase mixing multiple-effect processing mode, COD crclearance is high.

Description

Heterogeneous effect Sewage advanced treatment reactor
Technical field
The application relates to waste water environment protection treatment field, is specifically related to a kind of heterogeneous validity response device for Sewage advanced treatment.
Background technology
Along with the enforcement of " pulp and paper industry pollution discharge standard (GB3544-2008) ", country has higher requirement to the discharge of paper waste, the method of simple employing materialization+biochemical second-stage treatment is difficult to reach standard regulation, generally needs to carry out advanced treatment to waste water.Mainly contain at the further treatment technique of application or preparation application at present: flocculent precipitation, membrane separation process, electrochemical process, magnetization pre-treatment, biological enzyme biological gene engineering, composite bionic thing enzyme, advanced oxidation processes (as ozone oxidation, photochemical catalysis, Fenton oxidation etc.) and combined treatment technology (as electrochemistry+immobilized microorganism technique) etc.
Fenton system (H 2o 2/ Fe 2+) be that more a kind of high-level oxidation technology is studied in current wastewater treatment aspect, the OH free radical with strong oxidizing property that this system produces, its oxidation capacity (2.80V) is only second to fluorine (2.87V), can without selectively by organic pollutant (as the Mierocrystalline cellulose in paper-making effluent, hemicellulose, lignin etc.) the oxidative degradation CO in waste water 2, H 2o and inorganics, be applied to the advanced treatment field of paper waste gradually.More for the treatment research of paper waste to Fenton reagent at present, but the research such as reactor configuration, medicine hybrid mode of carrying Fenton reaction is seldom.Traditional Fenton pool reactor floor space is large, treatment effect poor stability, and cost is higher, other process means not collaborative.
Summary of the invention
The technical problem solved: the application provides a set of heterogeneous effect Sewage advanced treatment reactor in order to paper-making effluent, solves emission standard and improves later qualified discharge difficulties.
Technical scheme: heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor and main reactor, described lead reactor comprises import and outlet, at least two static mixers are connected with by connecting pipeline between import and outlet, pipeline between described static mixer is provided with pH measuring apparatus, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider, eddy flow water inlet divider upstream is provided with filler, at least two catalyst layers are provided with successively from bottom to top in tower, one group of traverse baffle, aerator and spray defoamer, be provided with high frequency catalysis system between described catalyst layer, top of tower is provided with discharging device; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.
Preferably, between described import and outlet, be provided with two static mixers by connecting pipeline, be respectively the first static mixer and the second static mixer, described static mixer is located in steelframe.
The upstream filler of described first static mixer is connected with storage sour container, and the upstream filler of the second static mixer is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.
The upstream of the upstream filler of the second static mixer is located at by described pH measuring apparatus, apart from the pipe range place in 1 ~ 5 meter, the first static mixer downstream.
Described main reactor tower body is single tower body or double tower bodily form formula, and the aspect ratio of tower body is 3-6, and the discharging device of the first tower body of described double tower body and the eddy flow of the second tower body divider of intaking is connected.
Described eddy flow water inlet divider is made up of two water inlet pipes tangent with cylinder body outer wall, and two water inlet pipes are distributed in 180 degree of directions of cylindrical shell circumference, is all clockwise or tangential water inlet counterclockwise.
Described high frequency catalysis system is made up of one group of 25KHz or 40KHz ultrasonic wave vibration plate, and is located on the inner wall of tower between catalyst layer.
Described traverse baffle lacks structure for circle, and the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.
Described aerator is perforated pipe or aeration plate aerator, and aeration intensity is 1-8L/ (sm 2).
Described spray froth breaker is solid-cone (type) nozzle froth breaker, and 120 ° of angles are arranged.
In advanced oxidation practice process, initial pH plays a crucial role to reaction, and the unreasonable setting of existing similar devices often causes pH regulator to be forbidden, regulate seriously delayed, the static mixer response that the application adopts rapidly, can rapid feedback to adding acid unit, by automatically controlling accurate control ph.Eddy flow water inlet divider is arranged by waterpower, makes the moment forming eddy flow into water, contributes to the uniformly distributing of liquid.The filler of catalyst layer provides solid state reaction condition and can select coating silver iron compound filler, and experiment proves, COD crremoval efficiency can improve about about 10%.The ultrasonic wave that the sound wave vibration plate of high frequency catalysis system sends has coupling enhancement to treatment effect, and contributes to stoping waste water to form dirty layer at filling surface in reaction process.
Beneficial effect: 1. gas, the heterogeneous environment of solid, liquid, advanced oxidation, catalyzed oxidation, Homogeneous phase mixing multiple-effect processing mode, COD crclearance is high.
2. treatment effect is reliable, and suitability is wide.Be coupled the technology of filler catalysis, ultrasonically catalyzing and advanced oxidation, have coagulation function concurrently, coagulation function can remove suspension and colloidal organism fast, and the resolvability organism of the oxidative degradation waste water of advanced oxidation and catalyst non-selectivity, is therefore applicable to various wastewater.
3. compact construction.Test set, reaction chamber integrated design, compact construction, floor space is little.
4. extensibility is strong.All steel tower body also arranges functional zone not of the same race, can expand different functional modules to realize the low-cost high-efficiency process of waste water.
Accompanying drawing explanation
Fig. 1 is the preposition structure of reactor schematic diagram of heterogeneous effect Sewage advanced treatment reactor;
Fig. 2 is the main reactor structural representation of heterogeneous effect Sewage advanced treatment reactor;
Fig. 3 is the plan structure schematic diagram at the main reactor top of heterogeneous effect Sewage advanced treatment reactor;
Fig. 4 is the plan structure schematic diagram of aerator in the main reactor of heterogeneous effect Sewage advanced treatment reactor;
Fig. 5 is the structural representation of traverse baffle in the main reactor of heterogeneous effect Sewage advanced treatment reactor;
Fig. 6 is I-I cross section structure schematic diagram in the main reactor of heterogeneous effect Sewage advanced treatment reactor;
Fig. 7 is heterogeneous effect Sewage advanced treatment reactor connection diagram;
Wherein: 1-steelframe, 2-first static mixer, 3-connecting pipeline, 4-second static mixer, 5-pH measuring apparatus, 6-eddy flow water inlet divider, 7-catalyst layer, 8-high frequency catalysis system, 9-traverse baffle, 10-aerator, 11-spray defoamer, 12-discharging device, 13-lead reactor, 14-main reactor.
Embodiment
Below in conjunction with embodiment, the application is described in further detail.
Embodiment 1
Heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor 13 and main reactor 14, described lead reactor comprises import and outlet, two static mixers are connected with by connecting pipeline 3 between import and outlet, be respectively the first static mixer 2 and the second static mixer 4, described static mixer is located in steelframe 1, and the pipeline between described static mixer is provided with pH measuring apparatus 5, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider 6, eddy flow water inlet divider upstream is provided with filler, at least two catalyst layers 7 are provided with successively from bottom to top in tower, one group of traverse baffle 9, aerator 10 and spray defoamer 11, be provided with high frequency catalysis system 8 between described catalyst layer, top of tower is provided with discharging device 12; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.
The upstream filler of described first static mixer 2 is connected with storage sour container, and the upstream filler of the second static mixer 4 is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.
The upstream of the upstream filler of the second static mixer 4 is located at by described pH measuring apparatus, apart from the pipe range place in 1 ~ 5 meter, the first static mixer 2 downstream.
The aspect ratio of described main reactor tower body is 3-6.
Described main reactor tower body can be made into single tower body or double tower bodily form formula, and the discharging device of the first tower body of described double tower body and the eddy flow of the second tower body divider of intaking is connected.
Described eddy flow water inlet divider is made up of two water inlet pipes tangent with cylinder body outer wall, and two water inlet pipes are distributed in 180 degree of directions of cylindrical shell circumference, is all clockwise or tangential water inlet counterclockwise.
Described high frequency catalysis system 8 is made up of one group of 25KHz or 40KHz ultrasonic wave vibration plate, and is located on the inner wall of tower between catalyst layer 7.
Described traverse baffle lacks structure for circle, and the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.
Described aerator is perforated pipe or aeration plate aerator, and aeration intensity is 1-8L/ (sm 2).
Described spray froth breaker is solid-cone (type) nozzle froth breaker, and 120 ° of angles are arranged.
Adopt above-mentioned reactor to intake as certain factory's Aspen APMP reducing rules outputted aerobic water, CODcr:509.1mg/L, colourity 760 degree, pH:8.25, adopt water outlet COD after this reactor for treatment cr34.3mg/L, colourity 26 degree.
In another example, adopt above-mentioned reactor to intake as certain factory China fir BCTMP reducing rules outputted aerobic water, CODcr is about 800mg/L, colourity about 700, pH:6-9, adopts water outlet CODcr60-80mg/L after this reactor for treatment, colourity less than 50 degree.
Embodiment 2
Heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor 13 and main reactor 14, described lead reactor comprises import and outlet, two static mixers are connected with by connecting pipeline 3 between import and outlet, be respectively the first static mixer 2 and the second static mixer 4, described static mixer is located in steelframe 1, and the pipeline between described static mixer is provided with pH measuring apparatus 5, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider 6, eddy flow water inlet divider upstream is provided with filler, two catalyst layers 7 are provided with from bottom to top successively in tower, one group of traverse baffle 9, aerator 10 and spray defoamer 11, be provided with high frequency catalysis system 8 between described catalyst layer, top of tower is provided with discharging device 12; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.The upstream filler of described first static mixer 2 is connected with storage sour container, and the upstream filler of the second static mixer 4 is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.The upstream of the upstream filler of the second static mixer 4 is located at by described pH measuring apparatus, apart from the pipe range place in 1 meter, the first static mixer 2 downstream.The aspect ratio of described main reactor tower body is 3.Described main reactor tower body is made into single tower body.Described eddy flow water inlet divider is made up of two water inlet pipes tangent with cylinder body outer wall, and two water inlet pipes are distributed in 180 degree of directions of cylindrical shell circumference, is all clockwise or tangential water inlet counterclockwise.Described high frequency catalysis system 8 is made up of a pair 25KHz ultrasonic wave vibration plate, is relatively located on the inner wall of tower between catalyst layer 7.Described traverse baffle lacks structure for circle, and the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.Described aerator is perforated pipe or aeration plate aerator, and aeration intensity is 1-8L/ (sm 2).Described spray froth breaker is solid-cone (type) nozzle froth breaker, and 120 ° of angles are arranged.
Embodiment 3
Heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor 13 and main reactor 14, described lead reactor comprises import and outlet, two static mixers are connected with by connecting pipeline 3 between import and outlet, be respectively the first static mixer 2 and the second static mixer 4, described static mixer is located in steelframe 1, and the pipeline between described static mixer is provided with pH measuring apparatus 5, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider 6, eddy flow water inlet divider upstream is provided with filler, two catalyst layers 7 are provided with from bottom to top successively in tower, one group of traverse baffle 9, aerator 10 and spray defoamer 11, be provided with high frequency catalysis system 8 between described catalyst layer, top of tower is provided with discharging device 12; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.The upstream filler of the first static mixer 2 is connected with storage sour container, and the upstream filler of the second static mixer 4 is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.The upstream of the upstream filler of the second static mixer 4 is located at by pH measuring apparatus, apart from the pipe range place in 3 meters, the first static mixer 2 downstream.The aspect ratio of main reactor tower body is 4.Main reactor tower body is made into double tower bodily form formula, and the discharging device of the first tower body of double tower body and the eddy flow of the second tower body divider of intaking is connected.Eddy flow water inlet divider is made up of two water inlet pipes tangent with cylinder body outer wall, and two water inlet pipes are distributed in 180 degree of directions of cylindrical shell circumference, is all clockwise or tangential water inlet counterclockwise.High frequency catalysis system 8 is made up of a pair 40KHz ultrasonic wave vibration plate, is relatively located on the inner wall of tower between catalyst layer 7.Traverse baffle lacks structure for circle, and the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.Aerator is perforated pipe or aeration plate aerator, and aeration intensity is 1-8L/ (sm 2); Spray froth breaker is solid-cone (type) nozzle froth breaker, and 120 ° of angles are arranged.
Embodiment 4
Heterogeneous effect Sewage advanced treatment reactor, comprise lead reactor 13 and main reactor 14, described lead reactor comprises import and outlet, two static mixers are connected with by connecting pipeline 3 between import and outlet, be respectively the first static mixer 2 and the second static mixer 4, described static mixer is located in steelframe 1, and the pipeline between described static mixer is provided with pH measuring apparatus 5, and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider 6, eddy flow water inlet divider upstream is provided with filler, two catalyst layers 7 are provided with from bottom to top successively in tower, one group of traverse baffle 9, aerator 10 and spray defoamer 11, be provided with high frequency catalysis system 8 between described catalyst layer, top of tower is provided with discharging device 12; The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.The upstream filler of described first static mixer 2 is connected with storage sour container, and the upstream filler of the second static mixer 4 is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.The upstream of the upstream filler of the second static mixer 4 is located at by pH measuring apparatus, apart from the pipe range place in 5 meters, the first static mixer 2 downstream.The aspect ratio of described main reactor tower body is 6.Main reactor tower body is made into double tower bodily form formula, and the discharging device of the first tower body of described double tower body and the eddy flow of the second tower body divider of intaking is connected.Described eddy flow water inlet divider is made up of two water inlet pipes tangent with cylinder body outer wall, and two water inlet pipes are distributed in 180 degree of directions of cylindrical shell circumference, is all clockwise or tangential water inlet counterclockwise.Described high frequency catalysis system 8 is made up of a pair 25KHz or 40KHz ultrasonic wave vibration plate, and is relatively located on the inner wall of tower between catalyst layer 7.Traverse baffle lacks structure for circle, and the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.Aerator is perforated pipe or aeration plate aerator, and aeration intensity is 1-8L/ (sm 2).Spray froth breaker is solid-cone (type) nozzle froth breaker, and 120 ° of angles are arranged.

Claims (10)

1. heterogeneous effect Sewage advanced treatment reactor, it is characterized in that comprising lead reactor (13) and main reactor (14), described lead reactor comprises import and outlet, at least two static mixers are connected with by connecting pipeline (3) between import and outlet, pipeline between described static mixer is provided with pH measuring apparatus (5), and the upstream of static mixer is equipped with filler; Described main reactor is hollow reaction tower, tower bottom is provided with eddy flow water inlet divider (6), eddy flow water inlet divider upstream is provided with filler, at least two catalyst layers (7) are provided with from bottom to top successively in tower, one group of traverse baffle (9), aerator (10) and spray froth breaker (11), be provided with high frequency catalysis system (8) between described catalyst layer, top of tower is provided with discharging device (12); The outlet of described lead reactor and the eddy flow of main reactor divider of intaking is connected.
2. heterogeneous effect Sewage advanced treatment reactor according to claim 1, it is characterized in that being provided with two static mixers by connecting pipeline between described import and outlet, be respectively the first static mixer (2) and the second static mixer (4), described static mixer is all located in steelframe (1).
3. heterogeneous effect Sewage advanced treatment reactor according to claim 2, it is characterized in that the upstream filler of described first static mixer (2) is connected with storage sour container, the upstream filler of the second static mixer (4) is connected with storage ferrous sulfate container, eddy flow water inlet divider upstream filler and storage H 2o 2container connects.
4. heterogeneous effect Sewage advanced treatment reactor according to claim 2, is characterized in that the upstream of the upstream filler of the second static mixer (4) is located at by described pH measuring apparatus, apart from the pipe range place in 1 ~ 5 meter, the first static mixer (2) downstream.
5. heterogeneous effect Sewage advanced treatment reactor according to claim 1, it is characterized in that described main reactor tower body is single tower body or double tower bodily form formula, the aspect ratio of tower body is 3-6, and the discharging device of the first tower body of described double tower body and the eddy flow of the second tower body divider of intaking is connected.
6. heterogeneous effect Sewage advanced treatment reactor according to claim 1, it is characterized in that described eddy flow water inlet divider is made up of two water inlet pipes tangent with the external wall of hollow reaction tower, two water inlet pipes are distributed in 180 degree of directions of hollow reaction tower body circumference, are all clockwise or tangential water inlet counterclockwise.
7. heterogeneous effect Sewage advanced treatment reactor according to claim 1, is characterized in that described high frequency catalysis system (8) is made up of one group of 25KHz or 40KHz ultrasonic wave vibration plate, and is located on the inner wall of tower between catalyst layer (7).
8. heterogeneous effect Sewage advanced treatment reactor according to claim 1, it is characterized in that described traverse baffle lacks structure for circle, the height that institute lacks partly accounts for 1/4 of main reactor cylinder internal diameter size.
9. heterogeneous effect Sewage advanced treatment reactor according to claim 1, it is characterized in that described aerator is perforated pipe or aeration plate aerator, aeration intensity is 1-8L/ (sm 2).
10. heterogeneous effect Sewage advanced treatment reactor according to claim 1, is characterized in that described spray froth breaker is solid-cone (type) nozzle froth breaker, and 120o angle is arranged.
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CN105271465B (en) * 2015-11-20 2017-12-29 苏鹏飞 Ultrasonic wave sewage disposal system
CN105236511B (en) * 2015-11-20 2018-02-23 青岛城投大任水务有限公司 Ultrasonic wave AOPs sewage treatment towers
CN105330003B (en) * 2015-11-20 2018-06-12 青岛嘉禾环保工程有限公司 sewage treatment process
CN105347459B (en) * 2015-11-20 2019-05-28 孙乔良 AOPs sewage treatment tower
CN106512910B (en) * 2016-08-16 2018-10-02 深圳三思国际环保科技有限公司 Give up dirty reactor and application thereof for efficient process
CN106512912B (en) * 2016-09-07 2018-09-25 深圳三思国际环保科技有限公司 Wastewater treatment equipment and its system

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FR2780986B1 (en) * 1998-07-10 2000-09-29 Electrolyse L Process for the transformation of chemical structures in a pressure and temperature fluid and device for implementing same
CN102730786A (en) * 2011-04-12 2012-10-17 兰州交通大学 Flat-plate solar photocatalysis water purifier for collected rainwater and drinking water
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CN203976535U (en) * 2014-07-17 2014-12-03 中国林业科学研究院林产化学工业研究所 The waste water advanced treatment reactor of heterogeneous effect

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