CN207552007U - A kind of super softening plant of desulfurization wastewater - Google Patents

A kind of super softening plant of desulfurization wastewater Download PDF

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Publication number
CN207552007U
CN207552007U CN201720764026.2U CN201720764026U CN207552007U CN 207552007 U CN207552007 U CN 207552007U CN 201720764026 U CN201720764026 U CN 201720764026U CN 207552007 U CN207552007 U CN 207552007U
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pond
mixed
mix
water
desulfurization wastewater
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Inventor
陈�峰
周小龙
高占奎
王正江
李雨蔓
代静
曲艳春
樊永旺
肖世全
吴志勇
樊陈子
陈艳艳
罗小红
张博
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Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd.
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Beijing Lucency Enviro Tech Co Ltd
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Abstract

The utility model discloses a kind of super softening plant of desulfurization wastewater, including preceding mixed pond A, preceding mixed pond B, in mix pond A, in mix pond B, flocculation tank, afterwards separate tank, mixed pond and ozone catalytic pond;Labyrinth path is equipped between each pond, make water in the past mixed pond A, preceding mixed pond B, in mix pond A, in mix that pond B, flocculation tank, clarifying basin, mixed pond and ozone catalytic pond are flowed one by one afterwards, water is made not generate cutout, big reflux ratio is used simultaneously, it is less than 0.1mg/L that desulfurization wastewater hardness remnants after the softening of this device, which can be used, with enhancing bating effect and reduce medicament use, while have floor space is smaller, investment is relatively low, technological process is relatively short, it is stable, saving operation and maintenance expense.

Description

A kind of super softening plant of desulfurization wastewater
Technical field
The present invention relates to desulfurization wastewater processing technology fields, and in particular to a kind of super softening plant of desulfurization wastewater.
Background technology
Now with Environmental Protection in China realize with require be continuously improved, as Waste Water From Fire Power Plant discharge terminal, gradually It will require to carry out full factory's practice wastewater zero discharge.But as the ring for realizing heat-engine plant desulfurized waste water softening, three current headers And secondary softening, operation and process route are relatively long, and operational effect is poor, therefore for this problem, need new dress It puts to simplify softening flow, certain technical foundation is established for subsequent concentration
Common softening at present is just softened with three headers+clarifier, i.e. use neutralization case+flow tank+flocculation tanks+clear Clear device;Or using secondary softening, i.e. three headers+clarifier+tubular membrane;Comprehensive analysis both the above scheme, the first operation Bating effect and operation stability are poor, second in the process of running tubular membrane easily generate it is dirty stifled, and invest it is relatively high, Operating cost is higher.
Invention content
The present invention overcomes the deficiencies in the prior art, provide a kind of desulfurization wastewater super softening plant.
In view of the above problem of the prior art, according to an aspect of the present invention, to solve the technical issues of above-mentioned, sheet Invention uses a kind of super softening plant of desulfurization wastewater, and described device includes preceding mixed pond A(1), preceding mixed pond B(2), in mix pond A (3), in mix pond B(4), flocculation tank(5), clarifying basin(6), afterwards mix pond(7)And ozone catalytic pond(8);
Preceding mixed pond A(1), preceding mixed pond B(2), in mix pond A(3), in mix pond B(4), ozone catalytic pond(8)It is stirred with anti-corrosion type Machine is mixed, hydraulic detention time is 2 ~ 5min;
Flocculation tank(5)Blender is promoted with anti-corrosion type, rotating speed can carry out water and water quality is adjusted, and inside sets There is anti-corrosion type guide shell plate(17), can future water be promoted to design 5 ~ 20 times of water and recycled, hydraulic detention time For 10 ~ 20min;
Flocculation tank(5)With clarifying basin(6)Between be equipped with training wall(24), this region flow velocity control for 0.01m/s ~ 0.05m/s;
Clarifying basin(6)With anti-corrosion type mud scraper, pool wall is equipped with deflector(18), rotating speed can carry out water and water quality into Row adjustment, hydraulic detention time are 60 ~ 180min, and bottom is equipped with sludge return pipe(19)With sludge discharge line(20), Sludge return pipe(19)Sludge discharge line is equipped with higher than bottom(20), sludge return pipe(19)Pond B is mixed in being back to(4), Pass through sludge discharge line(20)Discharge, clarifying basin(6)Water discharge speed control is 10 ~ 30m/s;
Ozone catalytic pond(8)Pressurized catalysis is carried out by high pressure ultrasonic ozone device, the residence time is 1 ~ 3min;
The super softening plant of desulfurization wastewater is equipped with labyrinth path, makes water from water inlet(22)Mixed pond A before menstruation(1), it is preceding mixed Pond B(2), in mix pond A(3), in mix pond B(4), flocculation tank(5), clarifying basin(6), afterwards mix pond(7)And ozone catalytic pond(8) It flows one by one, water outlet(23)Outflow does not generate internal cutout;
According to the super softening plant requirement of desulfurization wastewater, in preceding mixed pond A(1)Add in caustic soda and lime, preceding mixed pond B(2)In Add in Polyferric Sulfate, in mix pond A(3)Add in organic sulfur, in mix pond B(4)Add in soda, flocculation tank(5)Flocculation aid is added in, it is rear mixed Pond(7)Middle addition Polyferric Sulfate and sulfuric acid;
Desulfurization wastewater hardness remnants after the softening of this device are less than 0.1mg/L;
The super softening plant internal drag of desulfurization wastewater is less than for 1000mm.
Compared with prior art, it is of the invention to be advantageous in that:
(1)Flow velocity is higher, and floor space is smaller, and investment is smaller;
(2)Technological process is relatively short, stable, saves operation and maintenance expense;
(3)Treatment effect is relatively preferable, can effectively ban tubular membrane melded system, reduces system operation risk, improves The safe operation ability of system;
Description of the drawings
Illustrate present specification embodiment or technical solution of the prior art in order to clearer, it below will be to embodiment Or attached drawing is briefly described needed in the description of the prior art, it should be apparent that, the accompanying drawings in the following description is only It is the reference to some embodiments in present specification, for those skilled in the art, what is do not made the creative labor In the case of, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 and Fig. 2 shows a kind of structures of the super softening plant of desulfurization wastewater according to an embodiment of the invention to show It is intended to, wherein Fig. 1 is equipment flowsheet, and Fig. 2 is the plan view of Fig. 1.It mixes in pond B, (3) and mixes before mixed pond A, (2) in figure, before (1) It is mixed in pond A, (4) before pond, (8) ozone catalytic pond, (9) are mixed in pond B, (5) flocculation tank, (6) clarifying basin, (7) afterwards and mixes pond A stirrings It is mixed before machine, (10) in pond B blenders, (11) and mixes mixed pond B blenders in pond A blenders, (12), the promotion of (13) flocculation tank is stirred It mixes machine, (14) clarifying basin mud scraper, (15) and mixes pond blender, (16) ozone catalytic pond blender, (17) guide shell plate, (18) afterwards Deflector, (19) sludge return pipe, (20) sludge discharge line, (21) conduction pipe, (22) water inlet, (23) water outlet, (24)Training wall.
Specific embodiment
The present invention is described in further detail, but the implementation of the present invention is not limited to this with reference to embodiment.
Fig. 1 and the structure diagram Fig. 2 shows the super softening plant of desulfurization wastewater according to an embodiment of the invention, Wherein Fig. 1 is equipment flowsheet, and Fig. 2 is the plan view of Fig. 1, including preceding mixed pond A (1), preceding mixed pond B (2), in mix pond A (3), in Mixed pond B (4), flocculation tank (5), clarifying basin (6), pond (7), ozone catalytic pond (8), preceding mixed pond A blenders (9), preceding are mixed afterwards Mixed pond B blenders (10), in mix pond A blenders (11), in mix pond B blenders (12), flocculation tank promotes blender (13), Clarifying basin mud scraper (14), afterwards mixed pond blender (15), ozone catalytic pond blender (16), guide shell plate (17), deflector (18), sludge return pipe (19), sludge discharge line (20), conduction pipe (21), water inlet (22), water outlet (23), lead Flow wall(24).
As shown in Figure 1, preceding mixed pond A (1) bottoms, there are water inlet (22), preceding mixed pond A (1) mixes pond A blenders in being equipped with (11), top and unicom at the top of preceding mixed pond B (2);Preceding mixed pond B (2) is equipped with preceding mixed pond B blenders (10), preceding mixed pond B (2) bottom Pond A (3) bottom is mixed in and is connected in portion;In mix pond A (3) be equipped in mix pond A blenders (11), in mix pond A (3) in mix pond B (4) top is connected;In mix pond B (4) be equipped in mix pond B blenders (12), in mix pond B (4) bottoms pass through conduction pipe (21) It is connected with flocculation tank (5);Flocculation tank promotes the guide shell plate that blender (13) is installed on flocculation tank (5) (17) between, flocculation tank (5) is connected to clarifying basin (6) by plug-flow area;Clarifying basin mud scraper is housed in clarifying basin (6) (14), deflector (18), sludge return pipe (19) and sludge discharge line (20);Clarifying basin (6) and mixed pond afterwards(7) it is connected It connects, mixes afterwards after pond (7) are equipped with and mix pond blender (15);It mixes pond (7) afterwards with ozone catalytic pond (8) to be connected, ozone catalytic pond (8) Equipped with ozone catalytic pond blender (16).
The super softening plant of desulfurization wastewater is equipped with labyrinth path, makes water from water inlet(22)Mixed pond A before menstruation(1), it is preceding mixed Pond B(2), in mix pond A(3), in mix pond B(4), flocculation tank(5), clarifying basin(6), afterwards mix pond(7)And ozone catalytic pond(8) It flows one by one, water outlet(23)Outflow does not generate internal cutout;Preceding mixed pond A (1), preceding mixed pond B (2), in mix pond A (3), in mix pond B (4), the afterwards volume of mixed pond (7) and ozone catalytic pond (8) ensure that the waterpower unit residence time is 2 ~ 5min;Clarifying basin(6)It carries Anti-corrosion type mud scraper, pool wall are equipped with deflector(18), rotating speed can carry out water and water quality is adjusted, hydraulic detention time For 60 ~ 180min, bottom is equipped with sludge return pipe(19)With sludge discharge line(20), mud return line(19)Higher than bottom Equipped with sludge discharge line(20), mud return line(19)Pond B is mixed in being back to(4), pass through sludge discharge line(20)Discharge, it is dirty The control of mud regurgitant volume is 5% ~ 30%, sludge discharge a concentration of 3% ~ 13%, clarifying basin(6)Water discharge speed control is 10 ~ 30m/s;It is smelly Equipped with ozone catalytic pond blender (16) in oxygen catalysis pond (8), high pressure ultrasonic ozone device carries out pressurized catalysis, with water into Row kickback, residence time are 1 ~ 3min;
According to the super softening plant requirement of desulfurization wastewater, in preceding mixed pond A (1) addition caustic soda and lime, preceding mixed pond B (2) Add in Polyferric Sulfate, in mix pond A (3) and add in organic sulfur, in mix pond B (4) and add in soda, flocculation tank (5) adds in flocculation aid, rear mixed Polyferric Sulfate and sulfuric acid are added in pond (7), ozone catalytic pond (8) generate high pressure ultrasonic ozone;
Each section is respectively combined as the super softening plant of desulfurization wastewater, is a core apparatus, is included each subitem Mesh, it is interrelated.To medicament be sufficiently stirred reflux, thus can using desulfurization wastewater after the softening of this device hardness remnants to be small In 0.1mg/L, meanwhile, the super softening plant internal drag of desulfurization wastewater can be adjusted according to water elevation difference, general to control System is less than for 1000mm.
To ensure the stable operation of this device, related mating electrical system and instrument control are further included.
" one embodiment " and " embodiment " for being spoken of in the present specification etc. refers to combining embodiment description Specific features, structure or feature are included at least one embodiment of the application generality description.It is multiple in the description It is not centainly to refer to same embodiment that statement of the same race, which occurs, in place.Furthermore, it is understood that describe one with reference to any embodiment Specific features, structure either feature when to be advocated is that this feature, structure or feature are realized with reference to other embodiment Also it falls within the scope of the present invention.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that Those skilled in the art can be designed that a lot of other modifications and embodiment, these modifications and embodiment will be fallen in this Shen It please be within disclosed spirit and spirit.More specifically, it is disclosed, in the range of drawings and claims in the application, it can A variety of variations and modifications are carried out with the building block to theme combination layout and/or layout.In addition to building block and/or layout Outside the variations and modifications of progress, to those skilled in the art, other purposes also will be apparent.

Claims (1)

1. a kind of super softening plant of desulfurization wastewater, which is characterized in that including preceding mixed pond A(1), preceding mixed pond B(2), in mix pond A (3), in mix pond B(4), flocculation tank(5), clarifying basin(6), afterwards mix pond(7)And ozone catalytic pond(8);
Preceding mixed pond A(1), preceding mixed pond B(2), in mix pond A(3), in mix pond B(4), ozone catalytic pond(8)It is stirred with anti-corrosion type Machine;
Flocculation tank(5)Blender is promoted with anti-corrosion type, rotating speed can carry out water and water quality is adjusted, and interior be equipped with is prevented Rotten type guide shell plate(17), can future water be promoted to design 5 ~ 20 times of water and recycled;
Flocculation tank(5)With clarifying basin(6)Between be equipped with training wall(24);
Clarifying basin(6)With anti-corrosion type mud scraper, pool wall is equipped with deflector(18), rotating speed can carry out water and water quality is adjusted Whole, bottom is equipped with sludge return pipe(19)With sludge discharge line(20), sludge return pipe(19)Dirt is equipped with higher than bottom Mud discharge line(20), sludge return pipe(19)Pond B is mixed in being back to(4), pass through sludge discharge line(20)Discharge;
Ozone catalytic pond(8)Pressurized catalysis is carried out by high pressure ultrasonic ozone device;
The super softening plant of desulfurization wastewater is equipped with labyrinth path, makes water from water inlet(22)Mixed pond A before menstruation(1), preceding mixed pond B (2), in mix pond A(3), in mix pond B(4), flocculation tank(5), clarifying basin(6), afterwards mix pond(7)And ozone catalytic pond(8)By A flowing, water outlet(23)Outflow does not generate internal cutout;
According to the super softening plant requirement of desulfurization wastewater, in preceding mixed pond A(1)Add in caustic soda and lime, preceding mixed pond B(2)Middle addition Polyferric Sulfate, in mix pond A(3)Add in organic sulfur, in mix pond B(4)Add in soda, flocculation tank(5)Flocculation aid is added in, mixes pond afterwards (7)Middle addition Polyferric Sulfate and sulfuric acid;
Desulfurization wastewater hardness remnants after the softening of this device are less than 0.1mg/L;
The super softening plant internal drag of desulfurization wastewater is less than for 1000mm.
CN201720764026.2U 2017-06-28 2017-06-28 A kind of super softening plant of desulfurization wastewater Active CN207552007U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720764026.2U CN207552007U (en) 2017-06-28 2017-06-28 A kind of super softening plant of desulfurization wastewater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720764026.2U CN207552007U (en) 2017-06-28 2017-06-28 A kind of super softening plant of desulfurization wastewater

Publications (1)

Publication Number Publication Date
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Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing

Patentee after: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd.

Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing

Patentee before: BEIJING LUCENCY ENVIRO-TECH Co.,Ltd.

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