CN110183010A - A kind of high protein waste water pretreatment system and method - Google Patents
A kind of high protein waste water pretreatment system and method Download PDFInfo
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- CN110183010A CN110183010A CN201910335450.9A CN201910335450A CN110183010A CN 110183010 A CN110183010 A CN 110183010A CN 201910335450 A CN201910335450 A CN 201910335450A CN 110183010 A CN110183010 A CN 110183010A
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- electrofiltration
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- waste water
- sedimentation tank
- coagulating sedimentation
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- 108090000623 proteins and genes Proteins 0.000 title claims abstract description 54
- 102000004169 proteins and genes Human genes 0.000 title claims abstract description 54
- 239000002351 wastewater Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title abstract description 9
- 238000011043 electrofiltration Methods 0.000 claims abstract description 48
- 238000004062 sedimentation Methods 0.000 claims abstract description 43
- 230000001112 coagulating effect Effects 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000706 filtrate Substances 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- 230000003647 oxidation Effects 0.000 claims abstract description 7
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 7
- 239000010802 sludge Substances 0.000 claims description 11
- 230000001376 precipitating effect Effects 0.000 claims description 9
- 229910021536 Zeolite Inorganic materials 0.000 claims description 7
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 7
- 239000010457 zeolite Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 5
- 238000005345 coagulation Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 238000002203 pretreatment Methods 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 6
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 108010028690 Fish Proteins Proteins 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009300 dissolved air flotation Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 235000013332 fish product Nutrition 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000010237 hybrid technique Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 out of Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- 210000004885 white matter Anatomy 0.000 description 1
Classifications
-
- 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
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
-
- 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
- C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of high protein waste water pretreatment system and methods, the system includes electrofiltration bed, coagulating sedimentation tank, electrofiltration bed is connect with water inlet pipe, positive plate, negative plate, filtrate are equipped in electrofiltration bed, positive plate and negative plate connect to power supply, and filtrate is arranged between positive plate, negative plate, and electrofiltration bed with coagulating sedimentation tank by connecting communicating pipe, coagulating sedimentation tank is connect with outlet pipe, and communicating pipe is equipped with metering pump and pipeline mixer for flocculant to be added.Electrofiltration bed is equipped with electrode, filtrate, by electrocatalytic oxidation, long-chained protein matter molecule is made to be decomposed into short chain protein molecule, micro iron ion is acted on the negatively charged protein molecule in surface, reduce the electrostatic repulsion forces between protein molecule, protein in water removal is efficiently removed in the sedimentation for promoting protein, reduces COD value of waste water, present device cost is substantially reduced, the pharmaceutical quantities of addition reduce, and purification cost is effectively reduced, provides advantage for the advanced treating of protein waste water.
Description
Technical field
The invention belongs to technical field of waste water processing, specifically, be related to a kind of high protein waste water pretreatment system and
Method.
Background technique
Demand with people to ocean fish product is growing day by day, and various fishery -ies products are constantly brought to market.However it is produced in fish
A large amount of industrial wastewater is often generated in the manufacturing process of product, rich in a large amount of Fish proteins, colloid, insoluble in such waste water
Suspended matter etc., protein content may be up to 5000~30000mg/L, COD value up to 10000~20000mg/L, processing difficulty compared with
Greatly.The random discharge of high protein waste water will cause water eutrophication, and aquatic animal mortality seriously endangers environment.Therefore,
The efficient process of such waste water is extremely urgent.Currently, mainly using " coagulation-flocculation+dissolved air flotation " to the processing of high protein waste water
Hybrid technique, such technique have the disadvantage that (1) takes up a large area；(2) when protein concentration is high in waste water, albumen is formed
Matter colloid, flocculation difficulty is big, and dosing is big.
In view of this present invention is specifically proposed.
Summary of the invention
Locate in advance the technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide a kind of high protein waste water
System and method is managed, in order to solve the above technical problems, the present invention is using the basic conception of technical solution:
A kind of high protein waste water pretreatment system, including electrofiltration bed, coagulating sedimentation tank, electrofiltration bed are connect with water inlet pipe,
Positive plate, negative plate, filtrate are equipped in electrofiltration bed, positive plate and negative plate connect to power supply, and filtrate is arranged in positive plate, cathode
Between plate, the electrofiltration bed with coagulating sedimentation tank by connecting communicating pipe, and coagulating sedimentation tank is connect with outlet pipe, the communicating pipe
It is equipped with the metering pump and pipeline mixer for flocculant to be added.
Further, the electrofiltration bed is in the form of slot, and water inlet pipe, communicating pipe are arranged on the side wall at the top of groove body,
The top of one end and groove body of the positive plate and negative plate connects, and the other end is extended vertically to groove body bottom, and the filtrate passes through
Fixed net is held, and the top of fixed net and groove body connects.
Further, the fixed net is in the form of a column or plate, the fixed net are stainless (steel) wire.
Further, the positive plate is graphite plate, and the negative plate is stainless steel plate.
Further, the filtrate is zeolite, or the mixing to be made of the zeolite of mass ratio 1:1, iron filings.
Further, the coagulating sedimentation tank is in the form of slot, and the baffle for guiding water flow is equipped in coagulating sedimentation tank, described
Baffle in a tubular form, and is arranged in groove body centre, and communicating pipe is through groove body and protrudes into pipe, an open end of tube body and groove body
Top connection, another open end extend to groove body bottom.
Further, the coagulating sedimentation tank is equipped with effluent weir, and effluent weir is arranged near outlet pipe.
Further, the electrofiltration bed, coagulating sedimentation tank are equipped with the valve for sludge to be discharged, and electrofiltration bed, coagulation are heavy
Shallow lake tank is equipped with the pars infundibularis for collecting sludge, and valve is mounted on the footing of pars infundibularis.
Further, the electrofiltration bed is several, several electrofiltration beds are connected in series, the electricity positioned at series connection ending both ends
Filter bed is connect with water inlet pipe, coagulating sedimentation tank respectively.
A kind of high protein pretreatment method for wastewater, comprising the following steps:
Step 1, high protein waste water is imported into electrofiltration bed from water inlet pipe, opens power supply, positive plate in electrofiltration bed,
Negative plate is powered, and for waste water in electrofiltration bed after the effect of the electrocatalytic oxidation of electrode, filtrate, upper layer waste water enters communicating pipe, bottom
Portion's precipitating is discharged by valve；Wherein, filtrate is zeolite, or the mixing to be made of the zeolite of mass ratio 1:1, iron filings, described
Positive plate is graphite plate, and the negative plate is stainless steel plate；
Step 2, when waste water passes through communicating pipe, flocculant is added into pipe for the metering pump on communicating pipe, and flocculant is added
Waste water flows into coagulating sedimentation tank through pipeline mixer coagulation, guides through baffle, collects from lower to upper in coagulating sedimentation tank,
Collect a certain amount of rear precipitating a period of time；
Step 3, the clear water after precipitating flows out to outlet pipe by effluent weir, is discharged through outlet pipe, is gathered in coagulating sedimentation tank
The sludge of bottom is discharged by valve.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
Electrofiltration bed of the present invention is equipped with electrode, filtrate makes long-chained protein matter molecule be decomposed into short chain egg by electrocatalytic oxidation
White matter molecule, micro iron ion are acted on the negatively charged protein molecule in surface, reduce the electrostatic repulsion between protein molecule
Power promotes the sedimentation of protein, efficiently removes protein in water removal, reduces COD value of waste water, meanwhile, present device cost is than existing
There is technology to be substantially reduced, the pharmaceutical quantities of addition reduce, and purification cost is effectively reduced, and are provided with for the advanced treating of protein waste water
Sharp condition.
Operation of the present invention is simple, and structure is concise, and practicability is stronger, is suitable for popularization and application.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
The a part of attached drawing as the application, for providing further understanding of the invention, of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, but does not constitute an undue limitation on the present invention.Obviously, the accompanying drawings in the following description
Only some embodiments to those skilled in the art without creative efforts, can be with
Other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings:
Fig. 1 is one embodiment of the invention structural schematic diagram；
In figure: 1- electrofiltration bed；2- coagulating sedimentation tank；3- water inlet pipe；4- communicating pipe；5- outlet pipe；6- power supply；7- metering
Pump；8- valve；9- filtrate；10- positive plate；11- negative plate；12- baffle；13- effluent weir.
It should be noted that these attached drawings and verbal description are not intended to the design model limiting the invention in any way
It encloses, but illustrates idea of the invention by referring to specific embodiments for those skilled in the art.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in embodiment is clearly and completely described, the following examples are intended to illustrate the invention, but
It is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that term " on ", "front", "rear", "left", "right", " is erected at "lower"
Directly ", the orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment
As shown in Figure 1, a kind of high protein waste water pretreatment system described in the present embodiment, including electrofiltration bed 1, coagulation are heavy
Shallow lake tank 2, electrofiltration bed 1 is in the form of slot, and electrofiltration bed 1 is connect with water inlet pipe 3, and electrofiltration bed 1 passes through to be connect communicating pipe 4 with coagulating sedimentation tank 2,
Water inlet pipe 3, communicating pipe 4 are arranged on the side wall at the top of groove body.Positive plate 10, negative plate 11, filter are equipped in electrofiltration bed 1
Material 9, positive plate 10 is connect with the top of one end of negative plate 11 and groove body, and the other end is extended vertically to groove body bottom, and motor plate is not
It is contacted with groove body bottom, side wall, and positive plate 10, negative plate 11 are electrically connected with external power supply 6.Here positive plate 10 is stone
Black plate, negative plate 11 are stainless steel plate.Filtrate 9 is arranged between positive plate 10, negative plate 11, and filtrate 9 is held by fixed net,
The top of fixed net and groove body connects, and in this example, fixed net is in the form of a column, and in center in groove body, certainly fixed net can also be with
For plate, fixed net is stainless (steel) wire, and filtrate 9 here is zeolite or is made of zeolite-iron filings of mass ratio 1:1
Mixing preferably uses mixing.
For electrofiltration bed 1 by connecting with coagulating sedimentation tank 2 communicating pipe 4, communicating pipe 4 is equipped with the metering for flocculant to be added
Pump 7 and pipeline mixer.Coagulating sedimentation tank 2 is connect with outlet pipe 5, and coagulating sedimentation tank 2 is in the form of slot, is set in coagulating sedimentation tank 2
There is the baffle 12 for guiding water flow.Baffle 12 in a tubular form, and is arranged in groove body centre, communicating pipe 4 runs through groove body simultaneously
It protrudes into pipe, an open end of tube body is connect with groove body top, and another open end extends to groove body bottom.
In use, protein waste water, out of, water inlet pipe 3 enters electrofiltration bed 1 groove body, power supply 6 is powered to electrode, waste water exists
By electrocatalytic oxidation in electrofiltration bed 1, long-chained protein matter molecule is set to be decomposed into short chain protein molecule, filtrate 9 can not only filter suction
It is attached, micro iron ion can also be provided, micro iron ion is acted on the negatively charged protein molecule in surface, reduces protein molecule
Between electrostatic repulsion forces, promote the sedimentation of protein.Then, waste water is entered in coagulating sedimentation tank 2 by communicating pipe 4, in communicating pipe 4
Flocculant is added when passing through, after waste water enters coagulating sedimentation tank 2, collects it first downwards by the effect of baffle 12, gradually overflows,
After certain time precipitates, the clear water being purified, precipitating collects in bottom, and clear water is discharged by outlet pipe 5.In order to be conducive to electricity
Sludge discharge in filter bed 1, coagulating sedimentation tank 2, electrofiltration bed 1, coagulating sedimentation tank 2 are equipped with the pars infundibularis for collecting sludge, funnel
The bottom end in portion is equipped with the valve 8 of discharge sludge, facilitates control discharge precipitating sludge.To guarantee uniformly to overflow when clear water is discharged, mix
Solidifying settling tank 2 is equipped with effluent weir 13, and effluent weir 13 is arranged near outlet pipe 5.
It should be noted that the water quality of high protein waste water is different, to guarantee to the sufficiently cleaned up of protein, with the present invention
Before system purification processing, judged according to water quality, settable multiple concatenated electrofiltration beds 1, the electrofiltration bed 1 positioned at series connection ending both ends
It is connect respectively with water inlet pipe 3, coagulating sedimentation tank 2, the effect purified by different stage, step by step, guarantees the purification effect of protein
Fruit.
The method of present system processing high protein waste water, comprising the following steps:
Step 1, high protein waste water is imported into electrofiltration bed 1 from water inlet pipe 3, unlatching power supply 6, in electrofiltration bed 1 just
Pole plate 10, negative plate 11 be powered, waste water in electrofiltration bed 1 through electrode, filtrate 9 electrocatalytic oxidation effect after, upper layer waste water into
Enter communicating pipe 4, bottom precipitation is discharged by valve 8.According to practical water quality situation, the concatenated mode of multiple electrofiltration beds 1 can be applied, by
Grade purification.
Step 2, when waste water passes through communicating pipe 4, flocculant is added into pipe for the metering pump 7 on communicating pipe 4, and flocculant is added
Waste water through pipeline mixer coagulation flow into coagulating sedimentation tank in, guided through baffle 12, in coagulating sedimentation tank 2 from lower to upper
Collect, collects a certain amount of rear precipitating a period of time.
Step 3, the clear water after precipitating flows out to outlet pipe 5 by effluent weir 13, is discharged through outlet pipe, is gathered in coagulating sedimentation
The sludge of 2 bottom of tank is discharged by valve 8.
Electrofiltration bed 1 of the present invention is equipped with electrode, filtrate 9 makes long-chained protein matter molecule be decomposed into short chain by electrocatalytic oxidation
Protein molecule, micro iron ion are acted on the negatively charged protein molecule in surface, reduce the electrostatic row between protein molecule
Repulsion promotes the sedimentation of protein, efficiently removes protein in water removal, reduces COD value of waste water, meanwhile, present device cost ratio
The prior art is substantially reduced, and the pharmaceutical quantities of addition reduce, and purification cost is effectively reduced, provides for the advanced treating of protein waste water
Advantage.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompt make it is a little change or be modified to
The equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, it is right according to the technical essence of the invention
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within the present invention program.
Claims (10)
1. a kind of high protein waste water pretreatment system, which is characterized in that including electrofiltration bed, coagulating sedimentation tank, electrofiltration bed with into
Water pipe connection, electrofiltration bed is interior to be equipped with positive plate, negative plate, filtrate, and positive plate and negative plate connect to power supply, and filtrate is arranged just
Between pole plate, negative plate, by connecting with coagulating sedimentation tank communicating pipe, coagulating sedimentation tank is connect the electrofiltration bed with outlet pipe,
The communicating pipe is equipped with metering pump and pipeline mixer for flocculant to be added.
2. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the electrofiltration bed is in slot
Shape, water inlet pipe, communicating pipe are arranged on the side wall at the top of groove body, one end and groove body of the positive plate and negative plate
Top connection, the other end are extended vertically to groove body bottom, and the filtrate is held by fixed net, and the top of fixed net and groove body connects.
3. a kind of high protein waste water pretreatment system according to claim 2, which is characterized in that the fixed net is in column
Shape or plate, the fixed net are stainless (steel) wire.
4. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the positive plate is stone
Black plate, the negative plate are stainless steel plate.
5. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the filtrate is boiling
Stone, or the mixing to be made of the zeolite of mass ratio 1:1, iron filings.
6. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the coagulating sedimentation tank
It is in the form of slot, the baffle for guiding water flow is equipped in coagulating sedimentation tank, the baffle in a tubular form, and is arranged in groove body central part
Position, communicating pipe is through groove body and protrudes into pipe, and an open end of tube body is connect with groove body top, and another open end is prolonged to groove body bottom
It stretches.
7. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the coagulating sedimentation tank
Equipped with effluent weir, effluent weir is arranged near outlet pipe.
8. a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the electrofiltration bed mixes
Solidifying settling tank is equipped with the valve for sludge to be discharged, and electrofiltration bed, coagulating sedimentation tank are equipped with the pars infundibularis for collecting sludge, valve
It is mounted on the footing of pars infundibularis.
9. -9 any a kind of high protein waste water pretreatment system according to claim 1, which is characterized in that the electrofiltration
Bed be several, several electrofiltration beds be connected in series, positioned at series connection ending both ends electrofiltration bed respectively with water inlet pipe, coagulating sedimentation
Tank connection.
10. a kind of high protein pretreatment method for wastewater, which comprises the following steps:
Step 1, high protein waste water is imported into electrofiltration bed from water inlet pipe, opens power supply, positive plate, cathode in electrofiltration bed
Plate is powered, and for waste water in electrofiltration bed after the effect of the electrocatalytic oxidation of electrode, filtrate, upper layer waste water enters communicating pipe, and bottom is heavy
Shallow lake is discharged by valve；Wherein, the mixing that filtrate is made of zeolite, the iron filings of mass ratio 1:1, positive plate are graphite plate, negative plate
For stainless steel plate；
Step 2, when waste water passes through communicating pipe, flocculant is added into pipe for the metering pump on communicating pipe, and the waste water of flocculant is added
It is flowed into coagulating sedimentation tank through pipeline mixer coagulation, is guided through baffle, collect from lower to upper in coagulating sedimentation tank, collect
Precipitating a period of time after a certain amount of；
Step 3, the clear water after precipitating flows out to outlet pipe by effluent weir, is discharged through outlet pipe, is gathered in coagulating sedimentation pot bottom
Sludge be discharged by valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910335450.9A CN110183010A (en) | 2019-04-24 | 2019-04-24 | A kind of high protein waste water pretreatment system and method |
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| CN201910335450.9A CN110183010A (en) | 2019-04-24 | 2019-04-24 | A kind of high protein waste water pretreatment system and method |
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| CN110183010A true CN110183010A (en) | 2019-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115947470A (en) * | 2022-10-08 | 2023-04-11 | 浙江省海洋水产研究所 | Minced fillet rinsing wastewater treatment system |
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| CN206447617U (en) * | 2016-12-05 | 2017-08-29 | 上海乐泽环境工程有限公司 | A kind of bion pulling flow type electrocatalysis oxidation apparatus |
| CN108658363A (en) * | 2017-03-29 | 2018-10-16 | 秦才东 | A kind of processing method of rice washing water sewage and the sewage containing protein |
| CN108079998A (en) * | 2017-12-01 | 2018-05-29 | 杭州民天环保技术研究所有限公司 | A kind of grating type electrocatalytic oxidation catalysis material and its preparation process |
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